Bus ticket from Cao Bang to Ha Noi

Bus ticket from Cao Bang to Hoan Kiem

Find the best bus tickets from 7 bus operators for your Cao Bang - Cao Bang to Hoan Kiem - Ha Noi trip

: 28 trips daily

Vexere Team

Last Updated: 26/05/2026

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

Instant booking

Duy Quang Limousine

4.3

(594 ratings)

Limousine seater bus

Cao Bang Office

Ha Noi Office

Recommended - on time and changed my return ticket swiftly (once I found a local person to call, a worker at the Huu Nghi Bus Station. Bless him). I was getting pretty frustrated why the driver is not coming for my return to Hanoi, only to be told that I actually booked the next day by mistake. The office sent a driver in an hour and only paid the upgrade to limousine, as that was the scheduled mini van. Moral of the story - double check before booking, preferably if you are not groggy.

NO PREPAYMENT REQUIRED

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Trùng Khánh Limousine

(66 ratings)

Limousine seater van

Muong Thanh Luxury Cao Bang

6h5m

Opera House Ha Noi

10 VND The bus service is very good, the car is spacious. Clean, thoughtful, enthusiastic, you should choose this bus to go. I will support the bus for a long time, thank you for giving me a safe and comfortable trip, the bus takes care of customers down to the smallest cold towel. Thank you

NO PREPAYMENT REQUIRED

Instant booking

Thuận An Travel

3.9

(162 ratings)

Limousine seater van

Lan Homestay

6h30m

Vietcombank Time City

Reading the feedback, I saw that the review was a bit skeptical, but there was no better choice than this. I closed my eyes and booked it. Who would have thought that the service was better than what I expected. The driver spoke softly and picked me up at sbay. I was late due to traffic jam and also called to let me know to ease my anxiety. I was able to sit in the car as I booked on the app, the driver drove carefully, took me to the door, the car was clean and airy, my experience was very good. Okay, please support the garage

NO PREPAYMENT REQUIRED

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Tân Mai Limousine

4.5

(12 ratings)

Limousine seater van

No 6 Kim Dong

5h40m

68 Vo Chi Cong

The driver was great. He arrived on time, we arrived earlier than expected, and he dropped us off directly at our hotel. He speaks English as an added bonus.

NO PREPAYMENT REQUIRED

Bus tickets from Cao Bang to Hoan Kiem: 28 trips

TOP 4 prestigious, high-quality and luxury bus from Cao Bang to Hoan Kiem 05/2026

🚌 1. Tan Mai Limousine bus : High-quality Cao Bang Hoan Kiem bus
🚌 2. Duy Quang Limousine bus : High-quality Cao Bang Hoan Kiem bus
🚌 3. Trung Khanh Limousine bus : High-quality Cao Bang Hoan Kiem bus
🚌 4. Thuan An Travel bus : High-quality Cao Bang Hoan Kiem bus

Frequently asked questions for your Cao Bang to Hoan Kiem bus trip
Bus service from Cao Bang to Hoan Kiem
Route introduction Hoan Kiem from Cao Bang

1. Quality and reviews of Cao Bang Hoan Kiem bus / coach companies
2. The bus / coach fares from Sai Cao Bang - Hoan Kiem
3. Different types of Hoan Kiem - Cao Bang buses:

Bus/Coache Fares and Schedules/Timetables From Hoan Kiem to Cao Bang
What is the fastest and most prestigious way to book a bus ticket to Hoan Kiem - Cao Bang from Sai Gon?
Book bus tickets Tet 2027 from Cao Bang to Hoan Kiem

Frequently asked questions for your Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus trip

Question: How to get from Hoan Kiem - Ha Noi to Cao Bang - Cao Bang ?

Answer: Buses/coaches are the best modes and popular of transportation for traveling from Hoan Kiem - Ha Noi to Cao Bang - Cao Bang. You can book ideal bus tickets online from Hoan Kiem - Ha Noi to Cao Bang - Cao Bang 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 Hoan Kiem - Ha Noi to Cao Bang - Cao Bang ?

Answer: You can purchase Hoan Kiem - Ha Noi to Cao Bang - Cao Bang 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 Hoan Kiem - Ha Noi to Cao Bang - Cao Bang ?

Answer: Thanks to Vexere.com, you can compare buses and find lowest bus ticket prices for your trip from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi – 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 Hoan Kiem - Ha Noi to Cao Bang - Cao Bang bus route are popular and highly rated as vip, luxury bus with hiqh-quality, premium bus amenities?

Answer: Popular bus companies on Hoan Kiem - Ha Noi to Cao Bang - Cao Bang highly rated as the VIP, luxury bus with hiqh-quality, premium bus amenities are Tan Mai Limousine, Duy Quang Limousine, Trung Khanh Limousine bus. See the full list: Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus

Question: How much does it cost to travel from Hoan Kiem - Ha Noi to Cao Bang - Cao Bang by bus?

Answer: The bus ticket price from Hoan Kiem - Ha Noi to Cao Bang - Cao Bang varies depending on the types of bus that you choose. It ranges from 405.000VND - 500.000VND.

Question: Which Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus has the best price?

Answer: The cheapest / minimum bus fare to Hoan Kiem - Ha Noi from Cao Bang - Cao Bang has the price of 405.000 VND from Trùng Khánh Limousine bus. See the full list: Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus

Question: Is the Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus e-ticket in smartphone or tablet acceptable?

Answer: After you book your bus ticket from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi 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 Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: Up to now, there are 4 brands of bus companies operating on the Cao Bang - Cao Bang Hoan Kiem - Ha Noi route. See the full list: Bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi.

Question: How long does it take to travel by bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: The journey Cao Bang - Cao Bang to Hoan Kiem - Ha Noi takes on average 5.8 hours if the road is quite favorable.

Question: What is the distance to travel by bus Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: Travel distance from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi by bus is about 290 km.

Question: How many bus trips Cao Bang - Cao Bang to Hoan Kiem - Ha Noi daily?

Answer: The average Hoan Kiem - Ha Noi Cao Bang - Cao Bang bus route has about 28 trips per day on Vexere.com starting from 430 to 1701 pm by about 4 bus companies operating. : Tan Mai Limousine, Duy Quang Limousine, Trung Khanh Limousine, Thuan An Travel

Question: Which bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi has the earliest departure time?

Answer: Hoan Kiem - Ha Noi Cao Bang - Cao Bang bus bus trip (including seater, limousine) has the earliest time of departure at 4:30 and belongs to Duy Quang Limousine bus.

Question: Which bus from Cao Bang - Cao Bang Hoan Kiem - Ha Noi has the latest departure time?

Answer: Cao Bang - Cao Bang Hoan Kiem - Ha Noi bus trip (including seater, limousine) has the latest departure time at 17:01 and belongs to Duy Quang Limousine bus.

Question: Which Cao Bang - Cao Bang Hoan Kiem - Ha Noi bus company is considered to be of the best quality, vip bus service?

Answer: The Cao Bang - Cao Bang to Hoan Kiem - Ha Noi bus company has a bus with premium, high-quality service is bus Trung Khanh Limousine from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi with a quality score of 4.5/5 based on 12 customer reviews.

Question: Is there any ideal bus for couple from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: Currently, there is no bus companies with a bus to Cao Bang - Cao Bang Hoan Kiem - Ha Noi for couples ..

Question: Is there any vip, luxury sleeping bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: Currently, there is no bus company that has a vip, high-class sleeper bus to Cao Bang - Cao Bang Hoan Kiem - Ha Noi

Question: Is there any cabin sleeper bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi?

Answer: Currently, there is no bus company that has a vip, high-class sleeper bus to Cao Bang - Cao Bang Hoan Kiem - Ha Noi

Question: What are the payment options I can use for online bus ticket booking to Hoan Kiem - Ha Noi from Cao Bang - Cao Bang on Vexere.com

Answer: We have multiple sescure, safe and fast payment method for you to book your bus from Cao Bang - Cao Bang to Hoan Kiem - Ha Noi such as:

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

Bus service from Cao Bang to Hoan Kiem
Distance	290 km
Time takens	5.8 hours
Average Price	452.500 VNĐ
Number of buses	28 trip
Total Operators	4 companies

TOP 4 prestigious, high-quality and luxury bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi 05/2026

🚌 1 Tan Mai Limousine bus : High-quality Cao Bang - Cao Bang Hoan Kiem - Hanoi bus

a. Introduction of Tan Mai Limousine

If you are looking for quality and reliable limousine service. Let's try the experience with Tan Mai Limousine bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi. With a team of experienced and dedicated drivers, and the best quality vehicle system, the Tan Mai Limousine bus bus always meets all the transportation needs of customers.

b.Tan Mai Limousine's image

Xe Tan Mai Limousine : Xe đi Hoan Kiem - Hanoi chất lượng cao từ Cao Bang - Cao Bang

c. Departure and arrival time of Tan Mai Limousine bus to Hoan Kiem - Hanoi from Cao Bang - Cao Bang

Departure time in Cao Bang - Cao Bang: 07:30, 15:30
Arrival time in Hoan Kiem - Hanoi: 13:18, 21:18
Time for Tan Mai Limousine bus to ride to Hoan Kiem - Hanoi from Cao Bang - Cao Bang is about: 5.8 hours

d.Tan Mai Limousine bus pick-up points

Số 6 Kim Đồng

e. Tan Mai Limousine bus drop-off points

68 Võ Chí Công

f. Tan Mai Limousine bus fares from Hoan Kiem - Hanoi from Cao Bang - Cao Bang

seater 405000đ/ticket
limousine 405000đ/ticket

g. Review the quality of Tan Mai Limousine bus

Tan Mai Limousine bus is rated with an average score of 4.5/5 based on 12 reviews of customers who have experienced this bus company's service.

h. Information of Tan Mai Limousine companies

Tan Mai Limousine bus office at Cao Bang - Cao Bang:

Check Tan Mai Limousine bus office address https://vexere.com/en-US/tan-mai-limousine-bus
Phone number for booking bus tickets Cao Bang - Cao Bang Hoan Kiem - Hanoi: 1900 888684

🚌 2 Duy Quang Limousine bus : High-quality Cao Bang - Cao Bang Hoan Kiem - Hanoi bus

a. Introduction of Duy Quang Limousine

Passenger bus company Duy Quang Limousine bus has many years of experience serving passengers on many routes across the country. Among them, the most prominent is the route to Hoan Kiem - Hanoi from Cao Bang - Cao Bang . The bus company always aims to improve service quality to meet the increasing needs of passengers. The interior of the Duy Quang Limousine bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi is invested by the bus company with the best quality, regularly inspected and upgraded so it always looks like new. Therefore, passengers can completely rest assured to use it throughout the journey.

b.Duy Quang Limousine's image

Xe Duy Quang Limousine : Xe đi Hoan Kiem - Hanoi chất lượng cao từ Cao Bang - Cao Bang

c. Departure and arrival time of Duy Quang Limousine bus to Hoan Kiem - Hanoi from Cao Bang - Cao Bang

Departure time in Cao Bang - Cao Bang: 04:30, 05:30, 06:30, 07:30, 08:30, 09:30, 10:30, 11:30, 12:30, 13:30
Arrival time in Hoan Kiem - Hanoi: 10:18, 11:18, 12:18, 13:18, 14:18, 15:18, 16:18, 17:18, 18:18, 19:18
Time for Duy Quang Limousine bus to ride to Hoan Kiem - Hanoi from Cao Bang - Cao Bang is about: 5.8 hours

d.Duy Quang Limousine bus pick-up points

Văn Phòng Cao Bằng

e. Duy Quang Limousine bus drop-off points

Văn phòng Hà Nội

f. Duy Quang Limousine bus fares from Hoan Kiem - Hanoi from Cao Bang - Cao Bang

seater 500000đ/ticket
limousine 500000đ/ticket

g. Review the quality of Duy Quang Limousine bus

Duy Quang Limousine bus is rated with an average score of 4.4/5 based on 588 reviews of customers who have experienced this bus company's service.

h. Information of Duy Quang Limousine companies

Duy Quang Limousine bus office at Cao Bang - Cao Bang:

Check Duy Quang Limousine bus office address https://vexere.com/en-US/duy-quang-limousine-bus
Phone number for booking bus tickets Cao Bang - Cao Bang Hoan Kiem - Hanoi: 1900 888684

🚌 3 Trung Khanh Limousine bus : High-quality Cao Bang - Cao Bang Hoan Kiem - Hanoi bus

a. Introduction of Trung Khanh Limousine

Passenger bus Trung Khanh Limousine bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi impresses with the highest quality vehicle system on the market. The interior is modernly designed, the vehicle space is spacious, comfortable, and fully equipped to serve the rest and entertainment needs of passengers. Trung Khanh Limousine bus serves a variety of vehicle lines with high frequency of trips. Proud to be able to meet the maximum travel needs of every customer on the route.

b.Trung Khanh Limousine's image

Xe Trung Khanh Limousine : Xe đi Hoan Kiem - Hanoi chất lượng cao từ Cao Bang - Cao Bang

c. Departure and arrival time of Trung Khanh Limousine bus to Hoan Kiem - Hanoi from Cao Bang - Cao Bang

Departure time in Cao Bang - Cao Bang: 06:30, 07:15, 08:30, 09:15, 10:15, 11:20, 12:15, 14:40, 15:40, 16:15
Arrival time in Hoan Kiem - Hanoi: 12:18, 13:03, 14:18, 15:03, 16:03, 17:08, 18:03, 20:28, 21:28, 22:03
Time for Trung Khanh Limousine bus to ride to Hoan Kiem - Hanoi from Cao Bang - Cao Bang is about: 5.8 hours

d.Trung Khanh Limousine bus pick-up points

Khách Sạn Mường Thanh Luxury Cao Bằng

e. Trung Khanh Limousine bus drop-off points

Nhà Hát Lớn Hà Nội

f. Trung Khanh Limousine bus fares from Hoan Kiem - Hanoi from Cao Bang - Cao Bang

seater 405000đ/ticket
limousine 405000đ/ticket

g. Review the quality of Trung Khanh Limousine bus

Trung Khanh Limousine bus is rated with an average score of 4.0/5 based on 64 reviews of customers who have experienced this bus company's service.

h. Information of Trung Khanh Limousine companies

Trung Khanh Limousine bus office at Cao Bang - Cao Bang:

Check Trung Khanh Limousine bus office address https://vexere.com/en-US/trung-khanh-limousine-bus
Phone number for booking bus tickets Cao Bang - Cao Bang Hoan Kiem - Hanoi: 1900 888684

🚌 4 Thuan An Travel bus : High-quality Cao Bang - Cao Bang Hoan Kiem - Hanoi bus

a. Introduction of Thuan An Travel

Among the bus companies on the route to Hoan Kiem - Hanoi from Cao Bang - Cao Bang , Thuan An Travel bus receives a lot of attention from passengers. The bus company is always ready to listen and improve feedback from customers, promising to bring passengers the most perfect trip experience. In addition to the quality fleet of vehicles and comfortable interiors, Thuan An Travel bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi also scores points with passengers thanks to its flexible pick-up/drop-off service, helping customers save time.

b.Thuan An Travel's image

Xe Thuan An Travel : Xe đi Hoan Kiem - Hanoi chất lượng cao từ Cao Bang - Cao Bang

c. Departure and arrival time of Thuan An Travel bus to Hoan Kiem - Hanoi from Cao Bang - Cao Bang

Departure time in Cao Bang - Cao Bang: 06:30, 12:30, 15:30
Arrival time in Hoan Kiem - Hanoi: 12:18, 18:18, 21:18
Time for Thuan An Travel bus to ride to Hoan Kiem - Hanoi from Cao Bang - Cao Bang is about: 5.8 hours

d.Thuan An Travel bus pick-up points

Lan Homestay

e. Thuan An Travel bus drop-off points

Vietcombank Time City

f. Thuan An Travel bus fares from Hoan Kiem - Hanoi from Cao Bang - Cao Bang

seater 420000đ/ticket
limousine 420000đ/ticket

g. Review the quality of Thuan An Travel bus

Thuan An Travel bus is rated with an average score of 3.9/5 based on 162 reviews of customers who have experienced this bus company's service.

h. Information of Thuan An Travel companies

Thuan An Travel bus office at Cao Bang - Cao Bang:

Check Thuan An Travel bus office address https://vexere.com/en-US/thuan-an-travel-bus
Phone number for booking bus tickets Cao Bang - Cao Bang Hoan Kiem - Hanoi: 1900 888684

Route introduction Hoan Kiem - Hanoi from Cao Bang - Cao Bang

1. Quality and reviews of Cao Bang - Cao Bang Hoan Kiem - Hanoi bus / coach companies

The best bus / coach Cao Bang - Cao Bang to Hoan Kiem - Hanoi 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 Cao Bang - Cao Bang to Hoan Kiem - Hanoi.

Quality of Cao Bang - Cao Bang Hoan Kiem - Hanoi bus is rated with an average score of 4.2/ 5 reviewed by 826 passengers. In which, the best bus company from Cao Bang - Cao Bang to Hoan Kiem - Hanoi is rated 4.5/5 by 12 is Tan Mai Limousine.

2. The bus / coach fares from Cao Bang - Cao Bang to Hoan Kiem - Hanoi

Currently, according to the latest update of Vexere.com, the bus ticket price to Hoan Kiem - Hanoi from Cao Bang - Cao Bang ranging from 405000 VND - 500000 VND. In which, Trùng Khánh Limousine has the cheapest bus ticket price, only 405000 VND. Book genuine Cao Bang - Cao Bang Hoan Kiem - Hanoi 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 Cao Bang - Cao Bang to Hoan Kiem - Hanoi buses:

Limousine bus Cao Bang - Cao Bang to Hoan Kiem - Hanoi (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 Cao Bang - Cao Bang Hoan Kiem - Hanoi. 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 Cao Bang - Cao Bang Hoan Kiem - Hanoi bus type that supports free pick-up / drop-off in the city of Cao Bang - Cao Bang which is very convenient for tourists

Best Cao Bang - Cao Bang Hoan Kiem - Hanoi limousine bus (limousine van) generally rated good with an average rating of 4.2/5 based on 826 reviews of passengers who have booked and used the limousine bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi.

The cheapest bus ticket price for a limousine bus Hoan Kiem - Hanoi to Cao Bang - Cao Bang is 405000VND of the bus company Trùng Khánh Limousine. Depending on your seating position and the promotion, the fare for Cao Bang - Cao Bang Hoan Kiem - Hanoi bus may be cheaper.

Bus/Coache Fares and Schedules/Timetables From Hoan Kiem to Cao Bang
Bus companies	Timmings	Pick up locations	Drop off location	Bus ticket price	Rating
Tan Mai Limousine	07:30 - 15:30	Số 6 Phố Kim Đồng	68 Võ Chí Công	405.000đ	4.5/5
Duy Quang Limousine	04:30 - 17:01	Số nhà 70, Đường 3/10	N20-N21 Khu đô thị Sài Đồng	500.000đ	4.4/5
Trung Khanh Limousine	06:30 - 16:15	42 Kim Đồng	Số 1 Tràng Tiền	405.000đ	4/5
Thuan An Travel	06:30 - 15:30	68 Lý Tự Trọng	458 Đường Minh Khai	420.000đ	3.9/5

What is the fastest and most prestigious way to book a bus ticket to Hoan Kiem - Hanoi from Cao Bang - Cao Bang?

The fact that there are a lot of Bus from Cao Bang - Cao Bang to Hoan Kiem - Hanoi 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 Hoan Kiem - Hanoi from Cao Bang - Cao Bang 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 Cao Bang - Cao Bang Hoan Kiem - Hanoi, 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 Hoan Kiem - Hanoi from Cao Bang - Cao Bang 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 Hoan Kiem - Hanoi, 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 Cao Bang - Cao Bang to Hoan Kiem - Hanoi
Step 5: Choose the appropriate form of ticket payment and proceed to pay for the ticket.

The booking and payment for bus tickets to Hoan Kiem - Hanoi from Cao Bang - Cao Bang 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 Cao Bang to Hoan Kiem

Bus tickets Tet 2027 from Cao Bang to Hoan Kiem 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 Cao Bang - Hoan Kiem and Hoan Kiem - Cao Bang as soon as information from companys.