Bus ticket from Ha Noi to Son La

Bus ticket from Hai Ba Trung to Son La

Find the best bus tickets from 7 bus operators for your Hai Ba Trung to Son La trip

: 31 trips daily

Vexere Team

Last Updated: 10/03/2026

Select a departure date to see ticket prices, available seats and special offers

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Thực Oanh

4.2

(23 ratings)

Standard seater bus

BigC Thang Long

3h30m

Moc Chau Office

Friendly driver, left on time. Good quality car.

NO PREPAYMENT REQUIRED

Instant booking

Minh Châu Limousine

4.3

(48 ratings)

VIP Cabin bus

Limousine seater bus

Limousine seater van

BigC Thang Long (Tu Mo Gate)

Ta Xua Offcie

It was really nice, good information. The only thing was that we had chosen drop off at the home stay in ta xua, but first when we arrived the driver said he could not go there so we had to take a take for double the pride as the whole trips from hanoi the last bit. Everything else worked really well.

NO PREPAYMENT REQUIRED

Instant booking

Cương Linh (Mộc Châu)

4.5

(15 ratings)

Standard seater bus

Highlands Coffee at Big C Thang Long

Muong Thanh Moc Chau Hotel

Safe driving

Good service attitude

I drove carefully and had a steady hand on the wheel, so I didn't get motion sickness. The electric car was smooth and quiet; overall, it was great.

NO PREPAYMENT REQUIRED

Vĩnh Anh (Mộc Châu)

2.3

(3 ratings)

Limousine seater van

Highland Coffee - Big C Thang Long Supermarket

Muong Thanh Moc Chau Hotel

Bus tickets from Hai Ba Trung to Son La: 31 trips

TOP 4 prestigious, high-quality and luxury bus from Hai Ba Trung to Son La 03/2026

🚌 1. Cuong Linh (Moc Chau) bus : High-quality Hai Ba Trung Son La bus
🚌 2. Minh Chau Limousine bus : High-quality Hai Ba Trung Son La bus
🚌 3. Thuc Oanh bus : High-quality Hai Ba Trung Son La bus
🚌 4. Vinh Anh (Moc Chau) bus : High-quality Hai Ba Trung Son La bus

Frequently asked questions for your Hai Ba Trung to Son La bus trip
Bus service from Hai Ba Trung to Son La
Route introduction Son La from Hai Ba Trung

1. Quality and reviews of Hai Ba Trung Son La bus / coach companies
2. The bus / coach fares from Sai Hai Ba Trung - Son La
3. Different types of Son La - Hai Ba Trung buses:

Bus/Coache Fares and Schedules/Timetables From Son La to Hai Ba Trung
What is the fastest and most prestigious way to book a bus ticket to Son La - Hai Ba Trung from Sai Gon?
Book bus tickets Tet 2027 from Hai Ba Trung to Son La

Frequently asked questions for your Hai Ba Trung - Ha Noi to Son La bus trip

Question: How to get from Son La to Hai Ba Trung - Ha Noi ?

Answer: Buses/coaches are the best modes and popular of transportation for traveling from Son La to Hai Ba Trung - Ha Noi. You can book ideal bus tickets online from Son La to Hai Ba Trung - Ha Noi from your home by simply book on Vexere website or app in the sescure, safe and fast online payment. Your bus reservation is 100% guaranteed.

Question: How to book bus/coach tickets from Son La to Hai Ba Trung - Ha Noi ?

Answer: You can purchase Son La to Hai Ba Trung - Ha Noi bus/coach tickets by the secure, simple and fast way with the best price on Vexere.com

Question: How do I find cheapest bus tickets price from Son La to Hai Ba Trung - Ha Noi ?

Answer: Thanks to Vexere.com, you can compare buses and find lowest bus ticket prices for your trip from Hai Ba Trung - Ha Noi to Son La – at one glance, you can check the bus schedules/timetables, bus fares, reviews and what features and services are offered on the bus

Question: Which bus operators on Son La to Hai Ba Trung - Ha Noi bus route are popular and highly rated as vip, luxury bus with hiqh-quality, premium bus amenities?

Answer: Popular bus companies on Son La to Hai Ba Trung - Ha Noi highly rated as the VIP, luxury bus with hiqh-quality, premium bus amenities are Cuong Linh (Moc Chau), Minh Chau Limousine, Thuc Oanh bus. See the full list: Hai Ba Trung - Ha Noi to Son La bus

Question: How much does it cost to travel from Son La to Hai Ba Trung - Ha Noi by bus?

Answer: The bus ticket price from Son La to Hai Ba Trung - Ha Noi varies depending on the types of bus that you choose. It ranges from 250.000VND - 400.000VND.

Question: Which Hai Ba Trung - Ha Noi to Son La bus has the best price?

Answer: The cheapest / minimum bus fare to Son La from Hai Ba Trung - Ha Noi has the price of 250.000 VND from Minh Châu Limousine bus. See the full list: Hai Ba Trung - Ha Noi to Son La bus

Question: Is the Hai Ba Trung - Ha Noi to Son La bus e-ticket in smartphone or tablet acceptable?

Answer: After you book your bus ticket from Hai Ba Trung - Ha Noi to Son La online with Vexere, you will receive your ticket in your e-mail. E-tickets in smartphone or tablet are acceptable when you book on Vexere.com. Follow the instruction at Vexere.com

Question: How many bus providers run from Hai Ba Trung - Ha Noi to Son La?

Answer: Up to now, there are 4 brands of bus companies operating on the Hai Ba Trung - Ha Noi Son La route. See the full list: Bus from Hai Ba Trung - Ha Noi to Son La.

Question: How long does it take to travel by bus from Hai Ba Trung - Ha Noi to Son La?

Answer: The journey Hai Ba Trung - Ha Noi to Son La takes on average 4.1 hours if the road is quite favorable.

Question: What is the distance to travel by bus Hai Ba Trung - Ha Noi to Son La?

Answer: Travel distance from Hai Ba Trung - Ha Noi to Son La by bus is about 195 km.

Question: How many bus trips Hai Ba Trung - Ha Noi to Son La daily?

Answer: The average Son La Hai Ba Trung - Ha Noi bus route has about 31 trips per day on Vexere.com starting from 600 to 2215 pm by about 4 bus companies operating. : Cuong Linh (Moc Chau), Minh Chau Limousine, Thuc Oanh, Vinh Anh (Moc Chau)

Question: Which bus from Hai Ba Trung - Ha Noi to Son La has the earliest departure time?

Answer: Son La Hai Ba Trung - Ha Noi bus bus trip (including seater, limousine, limousine sleeper) has the earliest time of departure at 6:00 and belongs to Thực Oanh bus.

Question: Which bus from Hai Ba Trung - Ha Noi Son La has the latest departure time?

Answer: Hai Ba Trung - Ha Noi Son La bus trip (including seater, limousine, limousine sleeper) has the latest departure time at 22:15 and belongs to Minh Châu Limousine bus.

Question: Which Hai Ba Trung - Ha Noi Son La bus company is considered to be of the best quality, vip bus service?

Answer: The Hai Ba Trung - Ha Noi to Son La bus company has a bus with premium, high-quality service is bus Cuong Linh (Moc Chau) from Hai Ba Trung - Ha Noi to Son La with a quality score of 4.5/5 based on 14 customer reviews.

Question: Is there any ideal bus for couple from Hai Ba Trung - Ha Noi to Son La?

Answer: Currently, there are 1 bus Hai Ba Trung - Ha Noi Son La companies have sleeper bus for couples, including Minh Châu Limousine, ... In which, Minh Châu Limousine bus is the best couple bus from Hai Ba Trung - Ha Noi to Son La which is highly reccomended by many customers with 4.3/5. The price of couple bus ticket from Hai Ba Trung - Ha Noi Son La ofc bus is 250.000 VNĐ.

Question: Is there any vip, luxury sleeping bus from Hai Ba Trung - Ha Noi to Son La?

Answer: Currently, there are 1 Hai Ba Trung - Ha Noi Son La bus companies have vip, luxury sleeping bus for couples, including Minh Châu Limousine, ... In which, Minh Châu Limousine bus is the sleeper bus Hai Ba Trung - Ha Noi to Son La which is highly reccomended by many customers with 4.3/5. The price of this type of bus ticket from Hai Ba Trung - Ha Noi to Son La of Minh Châu Limousine bus is 250,000 VNĐ.

Question: Is there any cabin sleeper bus from Hai Ba Trung - Ha Noi to Son La?

Answer: Currently, there are 1 Hai Ba Trung - Ha Noi Son La bus companies have cabin sleeper bus, including Minh Châu Limousine bus,... In which, Minh Châu Limousine bus is the limousine cabin sleeper bus from Hai Ba Trung - Ha Noi to Son La which is highly reccomended by many customers with 4.3/5. The price of this type of bus ticket from Hai Ba Trung - Ha Noi to Son La of Minh Châu Limousine bus is 250.000 VND.

Question: What are the payment options I can use for online bus ticket booking to Son La from Hai Ba Trung - Ha Noi on Vexere.com

Answer: We have multiple sescure, safe and fast payment method for you to book your bus from Hai Ba Trung - Ha Noi to Son La such as:

Internet banking
Credit/Debit Card
e-Wallet (MoMo, ZaloPay, VNPay,...)
Cash

Bus service from Hai Ba Trung to Son La
Distance	195 km
Time takens	4.1 hours
Average Price	325.000 VNĐ
Number of buses	31 trip
Total Operators	4 companies

TOP 4 prestigious, high-quality and luxury bus from Hai Ba Trung - Hanoi to Son La 03/2026

🚌 1 Cuong Linh (Moc Chau) bus : High-quality Hai Ba Trung - Hanoi Son La bus

a. Introduction of Cuong Linh (Moc Chau)

The Cuong Linh (Moc Chau) bus is an ideal choice for those who are looking for a safe, comfortable and convenient passenger transportation service. The bus company offers many different departure times to suit customers' needs. Choosing to go with Cuong Linh (Moc Chau) bus from Hai Ba Trung - Hanoi to Son La for your upcoming trip will definitely not disappoint you.

b.Cuong Linh (Moc Chau)'s image

Xe Cuong Linh (Moc Chau) : Xe đi Son La chất lượng cao từ Hai Ba Trung - Hanoi

c. Departure and arrival time of Cuong Linh (Moc Chau) bus to Son La from Hai Ba Trung - Hanoi

Departure time in Hai Ba Trung - Hanoi: 06:30, 07:20, 08:30, 10:30, 19:30, 21:30
Arrival time in Son La: 10:36, 11:26, 12:36, 14:36, 23:36, 01:36
Time for Cuong Linh (Moc Chau) bus to ride to Son La from Hai Ba Trung - Hanoi is about: 4.1 hours

d.Cuong Linh (Moc Chau) bus pick-up points

Highlands Coffee trong BigC Thăng Long

e. Cuong Linh (Moc Chau) bus drop-off points

Khách sạn Mường Thanh Mộc Châu

f. Cuong Linh (Moc Chau) bus fares from Son La from Hai Ba Trung - Hanoi

seater 300000đ/ticket

g. Review the quality of Cuong Linh (Moc Chau) bus

Cuong Linh (Moc Chau) bus is rated with an average score of 4.5/5 based on 14 reviews of customers who have experienced this bus company's service.

h. Information of Cuong Linh (Moc Chau) companies

Cuong Linh (Moc Chau) bus office at Hai Ba Trung - Hanoi:

Check Cuong Linh (Moc Chau) bus office address https://vexere.com/en-US/cuong-linh-moc-chau-bus
Phone number for booking bus tickets Hai Ba Trung - Hanoi Son La: 1900 888684

🚌 2 Minh Chau Limousine bus : High-quality Hai Ba Trung - Hanoi Son La bus

a. Introduction of Minh Chau Limousine

The Minh Chau Limousine bus specializes in providing passenger transport services from Hai Ba Trung - Hanoi to Son La. The bus operator has many years of experience in operation and is always appreciated for its service quality. Minh Chau Limousine bus serves a variety of vehicles to meet the needs of customers. The bus is always fully equipped with amenities such as bed, cold towels, drinking water, free wifi,...

b.Minh Chau Limousine's image

Xe Minh Chau Limousine : Xe đi Son La chất lượng cao từ Hai Ba Trung - Hanoi

c. Departure and arrival time of Minh Chau Limousine bus to Son La from Hai Ba Trung - Hanoi

Departure time in Hai Ba Trung - Hanoi: 22:15, 06:30, 07:00, 21:30
Arrival time in Son La: 02:21, 10:36, 11:06, 01:36
Time for Minh Chau Limousine bus to ride to Son La from Hai Ba Trung - Hanoi is about: 4.1 hours

d.Minh Chau Limousine bus pick-up points

BigC Thăng Long (cổng Tú Mỡ)

e. Minh Chau Limousine bus drop-off points

Cổng chào Phù Yên
Văn Phòng Tà Xùa
Bến Xe Bắc Yên

f. Minh Chau Limousine bus fares from Son La from Hai Ba Trung - Hanoi

seater 275000đ/ticket
limousine sleeper 250000đ/ticket
limousine 250000đ/ticket

g. Review the quality of Minh Chau Limousine bus

Minh Chau Limousine bus is rated with an average score of 4.3/5 based on 48 reviews of customers who have experienced this bus company's service.

h. Information of Minh Chau Limousine companies

Minh Chau Limousine bus office at Hai Ba Trung - Hanoi:

Check Minh Chau Limousine bus office address https://vexere.com/en-US/minh-chau-limousine-bus
Phone number for booking bus tickets Hai Ba Trung - Hanoi Son La: 1900 888684

🚌 3 Thuc Oanh bus : High-quality Hai Ba Trung - Hanoi Son La bus

a. Introduction of Thuc Oanh

The Thuc Oanh bus is one of the leading bus operators specializing in providing passenger transport services from Hai Ba Trung - Hanoi to Son La. The bus operator is highly appreciated for its professional staff and dedicated drivers. Thuc Oanh bus from Hai Ba Trung - Hanoi to Son La has a quite flexible travel schedule. Meeting all travel needs of passengers even during peak occasions such as weekends, holidays and Tet.

b.Thuc Oanh's image

Xe Thuc Oanh : Xe đi Son La chất lượng cao từ Hai Ba Trung - Hanoi

c. Departure and arrival time of Thuc Oanh bus to Son La from Hai Ba Trung - Hanoi

Departure time in Hai Ba Trung - Hanoi: 06:00, 07:00, 08:00, 09:00, 10:00, 11:00, 12:00, 13:00, 14:00, 15:00
Arrival time in Son La: 10:06, 11:06, 12:06, 13:06, 14:06, 15:06, 16:06, 17:06, 18:06, 19:06
Time for Thuc Oanh bus to ride to Son La from Hai Ba Trung - Hanoi is about: 4.1 hours

d.Thuc Oanh bus pick-up points

BigC Thăng Long

e. Thuc Oanh bus drop-off points

Văn phòng Mộc Châu

f. Thuc Oanh bus fares from Son La from Hai Ba Trung - Hanoi

seater 300000đ/ticket

g. Review the quality of Thuc Oanh bus

Thuc Oanh bus is rated with an average score of 4.2/5 based on 23 reviews of customers who have experienced this bus company's service.

h. Information of Thuc Oanh companies

Thuc Oanh bus office at Hai Ba Trung - Hanoi:

Check Thuc Oanh bus office address https://vexere.com/en-US/thuc-oanh-bus
Phone number for booking bus tickets Hai Ba Trung - Hanoi Son La: 1900 888684

🚌 4 Vinh Anh (Moc Chau) bus : High-quality Hai Ba Trung - Hanoi Son La bus

a. Introduction of Vinh Anh (Moc Chau)

The Vinh Anh (Moc Chau) bus is one of the most prestigious bus companies specializing in providing passenger transport services from from Hai Ba Trung - Hanoi to Son La. Vinh Anh (Moc Chau) bus from Hai Ba Trung - Hanoi to Son La has a fairly dense frequency of running during the day. Good quality and affordable price are a big plus of the bus operator. The bus is equipped with all modern amenities. The staff is very enthusiastic, attentive, always ready to support customers throughout the journey.

b.Vinh Anh (Moc Chau)'s image

Xe Vinh Anh (Moc Chau) : Xe đi Son La chất lượng cao từ Hai Ba Trung - Hanoi

c. Departure and arrival time of Vinh Anh (Moc Chau) bus to Son La from Hai Ba Trung - Hanoi

Departure time in Hai Ba Trung - Hanoi: 08:00, 14:00
Arrival time in Son La: 12:06, 18:06
Time for Vinh Anh (Moc Chau) bus to ride to Son La from Hai Ba Trung - Hanoi is about: 4.1 hours

d.Vinh Anh (Moc Chau) bus pick-up points

Highland Coffee - Big C Thăng Long

e. Vinh Anh (Moc Chau) bus drop-off points

Khách sạn Mường Thanh Mộc Châu

f. Vinh Anh (Moc Chau) bus fares from Son La from Hai Ba Trung - Hanoi

seater 300000đ/ticket
limousine 300000đ/ticket

g. Review the quality of Vinh Anh (Moc Chau) bus

Vinh Anh (Moc Chau) bus is rated with an average score of 2.3/5 based on 3 reviews of customers who have experienced this bus company's service.

h. Information of Vinh Anh (Moc Chau) companies

Vinh Anh (Moc Chau) bus office at Hai Ba Trung - Hanoi:

Check Vinh Anh (Moc Chau) bus office address https://vexere.com/en-US/vinh-anh-moc-chau-bus
Phone number for booking bus tickets Hai Ba Trung - Hanoi Son La: 1900 888684

Route introduction Son La from Hai Ba Trung - Hanoi

1. Quality and reviews of Hai Ba Trung - Hanoi Son La bus / coach companies

The best bus / coach Hai Ba Trung - Hanoi to Son La has a quality classification based on a customer rating from 1 to 5 {1: worst, 5: best} with criteria such as: bus quality, Punctuality, Quality service on Vexere.com. This review is written directly by customers who have experienced the bus companies Hai Ba Trung - Hanoi to Son La.

Quality of Hai Ba Trung - Hanoi Son La bus is rated with an average score of 4.2/ 5 reviewed by 88 passengers. In which, the best bus company from Hai Ba Trung - Hanoi to Son La is rated 4.5/5 by 14 is Cuong Linh (Moc Chau).

2. The bus / coach fares from Hai Ba Trung - Hanoi to Son La

Currently, according to the latest update of Vexere.com, the bus ticket price to Son La from Hai Ba Trung - Hanoi ranging from 250000 VND - 400000 VND. In which, Minh Châu Limousine has the cheapest bus ticket price, only 250000 VND. Book genuine Hai Ba Trung - Hanoi Son La at Vexere.com for the affordable price, reserved seats are 100% guaranteed and free ticket exchange support. Call 1900 888684. for free consultation, booking and exchange of tickets. .

3. Different types of Hai Ba Trung - Hanoi to Son La buses:

Limousine bus Hai Ba Trung - Hanoi to Son La (or limousine van) with 9 seat have convenient, luxurious interior

This is a 9-seat limousine bus (limousine van) modified from a 16-seat bus Hai Ba Trung - Hanoi Son La. Interior is reworked with European standard leather seats, not only smooth for a long journey, but also cool and not as secretive as normal leather seats. Along with that, This limousine van have comfortable reclining seats, many modern conveniences such as television, mini fridge, usb socket, power outlets, plug sockets, reading lights, high-end sound system. There is a separate partition between the cockpit and the passenger compartment. The distance between the seats is very comfortable, not crammed. Always meet the needs of luxury, comfort, spacious and convenience in travel.

This is a Hai Ba Trung - Hanoi Son La bus type that supports free pick-up / drop-off in the city of Hai Ba Trung - Hanoi which is very convenient for tourists

Best Hai Ba Trung - Hanoi Son La limousine bus (limousine van) generally rated medium with an average rating of 3.3/5 based on 51 reviews of passengers who have booked and used the limousine bus from Hai Ba Trung - Hanoi to Son La.

The cheapest bus ticket price for a limousine bus Son La to Hai Ba Trung - Hanoi is 250000VND of the bus company Minh Châu Limousine. Depending on your seating position and the promotion, the fare for Hai Ba Trung - Hanoi Son La bus may be cheaper.

Couple cabin sleeper bus from Hai Ba Trung - Hanoi to Son La: Private and spacious

The couple sleeper bus from Hai Ba Trung - Hanoi to Son La is a special type of bus. With each bed is designed as a luxury hotel bedroom, modern This is a sleeper bus for a couple going to Da Lat that just appeared in Vietnam. Double bed sleeping bus Hai Ba Trung - Hanoi to Son La was born to meet the increasing requirements of customers for the quality of transport services Compared to ordinary sleeping bus, couple sleeper bus to Son La from Hai Ba Trung - Hanoi have many advantages and outstanding amenities. LCD screen with thousands of movie entertainment, wifi, free drinking water, power outlets and blankets for passengers throughout the journey.

Best couple bus Hai Ba Trung - Hanoi to Son La generally rated good with an average rating of 4.3/5 based on 48 reviews of passengers who have booked and used the double bed bus Hai Ba Trung - Hanoi Son La

good với điểm đánh giá trung bình từ 4.3/5 dựa trên {số đánh giá của tất cả các nhà xe của loại xe giường nằm đôi này} phản hồi của hành khách Xe về Son La từ Hai Ba Trung - Hanoi.

The cheapest bus ticket price for Hai Ba Trung - Hanoi to Son La couple bus is 250000VND of the bus company Minh Châu Limousine. Depending on your seating position and the promotion, the fare for dobule bed bus from Hai Ba Trung - Hanoi to Son La may be cheaper.

Bus/Coache Fares and Schedules/Timetables From Son La to Hai Ba Trung
Bus companies	Timmings	Pick up locations	Drop off location	Bus ticket price	Rating
Cuong Linh (Moc Chau)	06:30 - 21:30	222 Trần Duy Hưng, phường Trung Hòa, quận Cầu Giấy, Hà Nội	Khu đô thị Mường Thanh, tổ dân phố 3, phường Đông Sang, thị xã Mộc Châu, tỉnh Sơn La, Việt Nam	300.000đ	4.5/5
Minh Chau Limousine	06:30 - 22:15	222 Đường Trần Duy Hưng	Thị trấn Phù Yên	250.000đ	4.3/5
Thuc Oanh	06:00 - 19:00	222 đường Trần Duy Hưng	Km 194 Thị trấn Nông Trường Mộc Châu	300.000đ	4.2/5
Vinh Anh (Moc Chau)	08:00 - 14:00	Số 222 đường Trần Duy Hưng	Đường Hoàng Quốc Việt, Mộc Châu	300.000đ	2.3/5

What is the fastest and most prestigious way to book a bus ticket to Son La from Hai Ba Trung - Hanoi?

The fact that there are a lot of Bus from Hai Ba Trung - Hanoi to Son La gives visitors a variety of choices. This can also be a disadvantage that makes customers not know which garage is right for them. In addition, the guarantee of booking, getting a favorite seat after booking a bus ticket to Son La from Hai Ba Trung - Hanoi between the garage and the customer after booking directly is not 100% guaranteed.

So in order to easily compare prices, see quality evaluation of the outgoing cars, get the highest benefit, enjoy many discounts on bus tickets Hai Ba Trung - Hanoi Son La, passengers can book ticket at website Vexere.com - The best quality and most prestigious bus booking system in Vietnam, guaranteed 100% reservation. For any purchase of bus tickets to Son La from Hai Ba Trung - Hanoi at Vexere.com Vexere is committed to solve the problem. Discount coupons or refunds will depend on each case.

Instructions for booking tickets at Vexere.com:
Step 1: Visit the Vexere website or download the Vexere app on CH Play or App Store.
Step 2: Select your departure point, destination, departure date, then select "FIND TICKETS".
Bước 3: Select the bus company to go to {Destination} from Son La, the appropriate departure time. Click on the time slot you want to go to proceed with your booking.
Step 4: Select the seat / bed, pick up point, drop off point and enter passenger information when booking a bus ticket for Hai Ba Trung - Hanoi to Son La
Step 5: Choose the appropriate form of ticket payment and proceed to pay for the ticket.

The booking and payment for bus tickets to Son La from Hai Ba Trung - Hanoi is also very simple and convenient when Vexere.com supports up to 06 different payment methods, including:

Pay with cash at convenience stores and supermarkets near your home.
Payment by international payment cards (Visa, Master Card, JCB).
Payment by ATM card registered for online payment (Internet Banking).
Payment by bank transfer.
Besides, you can also pay for tickets through wallets Momo, ZaloPay, AirPay, VNPay, ...

https://vexere.com/vi-VN/booking/ticketinfo

See detailed instructions, illustrated by images here

Book bus tickets Tet 2027 from Hai Ba Trung to Son La

Bus tickets Tet 2027 from Hai Ba Trung to Son La has not been announced yet. Vexere.com There will be a notice to tell you about bus a ticket for Tet 2027 including ticket price, schedule, date and time of ticket sales of coaches traveling the route Hai Ba Trung - Son La and Son La - Hai Ba Trung as soon as information from companys.