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Flights from Bangkok to Vientiane

Airlines operating flights from Bangkok to Vientiane

Choose from 3 airlines flying from Bangkok to Vientiane, including Lao Airlines, Thai Airways and Thai AirAsia. Thai AirAsia currently offers the cheapest ticket on this route.
Lao Airlines logo Lao Airlines
Thai Airways logo Thai Airways
Thai AirAsia logo Thai AirAsia
Airlines are determined based on actual purchased flight tickets from Bangkok to Vientiane according to previous 12 months data from Trip.com.

Find the cheapest direct flight options from Bangkok to Vientiane over the next three months. Book one-way tickets from £74 and round-trip tickets from £145.

Displayed flight fares from Bangkok to Vientiane are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Bangkok to Vientiane

The distance between Bangkok and Vientiane is 522.05km. It takes around 1 hour 17 minutes on average to fly from Bangkok to Vientiane. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight price£74
Cheapest return ticket price£145
Off-season travel monthNovember
Peak season for travelJuly
Flight distance522.05km
Average flight time1 hour 17 minutes
Popular airlineLao Airlines
Flight statistics for the Bangkok–Vientiane route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Bangkok to Vientiane

What is the cheapest month for one-way flights from Bangkok to Vientiane?

The average one way ticket price paid by Trip.com users from Bangkok to Vientiane in each month over the past 12 months.

Based on Trip.com data, the cheapest month to fly from Bangkok to Vientiane is June, with an average price of £58. The most expensive month is usually May, with average prices reaching £71.

£71
£65
£58
£52
  • £58
    Jun
  • £60
    Jul
  • £60
    Aug
  • £60
    Sep
  • £60
    Oct
  • £59
    Nov
  • £62
    Dec
  • £60
    Jan
  • £60
    Feb
  • £59
    Mar
  • £62
    Apr
  • £71
    May

What is the cheapest month for return flights from Bangkok to Vientiane?

Average price of return flights from Bangkok to Vientiane purchased by Trip.com users by month over the past 12 months

Based on Trip.com's historical data, October is often the cheapest month for fly from Bangkok to Vientiane, with an average price of £126. May is usually the most expensive period, with prices averaging as high as £172.

£172
£149
£126
£103
    Cheapest
  • £162
    Jun
  • £141
    Jul
  • £138
    Aug
  • £142
    Sep
  • £126
    Oct
  • £151
    Nov
  • £148
    Dec
  • £152
    Jan
  • £149
    Feb
  • £149
    Mar
  • £155
    Apr
  • £172
    May

Flight FAQs

  • Which airlines offer the cheapest flights from Bangkok (BKK) to Vientiane (VTE)?

    Based on Trip.com data, Thai AirAsia offers one-way fares as low as £74 on Cheapest nonstop routes (e.g. DMK to VTE on Thu, Jun 18), while Thai AirAsia offers Cheapest nonstop round-trips from £145 departing on Thu, Jun 18 and returning on Tue, Jun 23.
  • At the moment, you can catch a direct flight from Bangkok to Vientiane with the following airlines, including: Lao Airlines Thai Airways Thai AirAsia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 17 minutes to fly from Bangkok (BKK) to Vientiane (VTE).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Vientiane is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 18 flight per week flying from Bangkok to Vientiane. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG574 (18:48) Lao Airlines: S/M/T/W/T/F/S -- QV446 (21:03)
  • To find best deals on flights from Bangkok to Vientiane, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jun 18, with one-way flights priced at just £74.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Vientiane travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Bangkok to Vientiane is November, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Bangkok to Vientiane on June 17, 2026 with Thai AirAsia, with prices starting at £61.
  • You can land at any one of the following hubs in Vientiane, with Suvarnabhumi Airport to Wattay International Airport (BKK-VTE) is by far the most common option on this route: Wattay International Airport (VTE).
  • The time difference between Vientiane and Bangkok is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.