What to know about flights from Bangkok to London?

The distance between Bangkok and London is approximately 9,533.8 km. It takes around 12 hours 59 minutes on average to fly from Bangkok to London. Based on Trip.com's data, travel demand peaks in January. The cheapest month to book is October.

Cheapest one-way
$177
Norse Atlantic Airways Norse Atlantic Airways BKK-LON 18h 15m · 1 stop Wed, Dec 9
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Cheapest round-trip
$531
Norse Atlantic Airways Norse Atlantic Airways BKK-LON 13h 15m · 2 stops Tue, Nov 10 - Sat, Nov 14
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When to travel
December
Cheapest
January
Peak season for travel
Route details
9,533.8 km
Flight distance
12h 59m
Average flight time

Explore the cheapest one-way and round-trip flights from Bangkok to London over the next 90 days, with one-way fares from $177 and round-trip from $531. Based on Trip.com's latest 7-day flight data.

Flight.News
Flights from Bangkok to London operate an average of 8 times per day over the past 7 days, with a 5.5% on-time departure rate and a 84.3% on-time arrival rate.

Which airlines are the most popular for Bangkok to London flights?

The most popular airlines flying from Bangkok to London are Thai Airways, EVA Air, and Turkmenistan, among 17 carriers on this route. Norse Atlantic Airways offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Thai Airways logo Thai Airways
EVA Air logo EVA Air
Turkmenistan logo Turkmenistan
Etihad Airways logo Etihad Airways
Air India logo Air India
Cathay Pacific logo Cathay Pacific
China Southern Airlines logo China Southern Airlines
China Eastern Airlines logo China Eastern Airlines
Air China logo Air China
Emirates logo Emirates
British Airways logo British Airways
Gulf Air logo Gulf Air
Oman Air logo Oman Air
Saudia logo Saudia
IndiGo logo IndiGo
Norse Atlantic Airways logo Norse Atlantic Airways
Hainan Airlines logo Hainan Airlines
Airlines are determined based on actual purchased flight tickets from Bangkok to London according to previous 12 months data from Trip.com.

Trip.com price insights on flights from Bangkok to London

Which month has the cheapest one-way flights from Bangkok to London?

The average price of one-way flights from Bangkok to London purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Bangkok to London is December, with an average price of $191; while the month with the highest flight price is usually August, with an average price of up to $379.

$379
$285
$191
$97
    Cheapest
  • $233
    Oct
  • $218
    Nov
  • $191
    Dec
  • $278
    Jan
  • $322
    Feb
  • $288
    Mar
  • $328
    Apr
  • $315
    May
  • $336
    Jun
  • $357
    Jul
  • $379
    Aug
  • $350
    Sep

What is the cheapest month for round-trip flights from Bangkok to London?

Average price of round-trip flights from Bangkok to London purchased by Trip.com users by month over the past 12 months

According to historical data from Trip.com, the lowest prices for flights from Bangkok to London are found during December, with an average price of $990. Conversely, the highest prices are found during January, with an average price of up to $1,437.

$1,437
$1,214
$990
$767
    Cheapest
  • $1,204
    Oct
  • $1,228
    Nov
  • $990
    Dec
  • $1,437
    Jan
  • $1,300
    Feb
  • $1,366
    Mar
  • $1,142
    Apr
  • $1,074
    May
  • $1,042
    Jun
  • $1,039
    Jul
  • $1,252
    Aug
  • $1,103
    Sep

When is the cheapest day to fly from Bangkok to London during Veterans Day?

Data is based on the lowest one-way price from Bangkok to London during Veterans Day on Trip.com in the past 3 days.

Veterans Day is scheduled for Nov 11. The cheapest flights from Bangkok to London are available on Nov 8, with fares starting at $202.

$821
$512
$202
0
  • $821
    7
    Nov
  • $202
    8
  • $261
    9
  • $290
    10
  • $301
    11
  • $260
    12
  • $283
    13

Frequently Asked Questions

  • What are the cheapest flights from Bangkok to London (BKK-LON)?

    Based on Trip.com data, Norse Atlantic Airways offers one-way fares as low as $177 on Cheapest nonstop routes (e.g. BKK to LGW on Wed, Dec 9), while Norse Atlantic Airways offers Cheapest nonstop round-trips from $531 departing on Tue, Nov 10 and returning on Sat, Nov 14.
  • At the moment, you can catch a nonstop flight from Bangkok to London with the following airlines, including: Thai Airways EVA Air Norse Atlantic Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 12 hours 59 minutes to fly from Bangkok (BKK) to London (LON).
  • 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 London 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 35 flight per week flying from Bangkok to London. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG6382 (12:42) Thai Airways: S/M/T/W/T/F/S -- TG910 (00:55) Thai Airways: S/M/T/W/T/F/S -- TG916 (13:17)
  • To find best deals on flights from Bangkok to London, 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 Wed, Dec 9, with one-way flights priced at just $177.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Norse Atlantic Airways.
    · 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 London travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Bangkok to London is October, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Bangkok to London on October 26, 2026 with Norse Atlantic Airways, with prices starting at $172.
  • You can arrive at any of the following airports in London: Heathrow Airport (LHR), London Gatwick Airport (LGW), London City Airport (LCY), London Luton Airport (LTN), London Stansted Airport (STN), and London Southend Airport (SEN). Flights from Suvarnabhumi Airport to Heathrow Airport (BKK-LHR) are by far the most popular option for this route.
  • The time difference between London and Bangkok is 7h.
  • Tickets can only be changed or canceled 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Bangkok to London is $517. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Bangkok to London is $1,055. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Bangkok and London, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Norse Atlantic Airways, IndiGo and Air Arabiaare the most popular budget airlines flying from Bangkok to London. Check baggage, seat and payment fees before comparing the final price.

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, 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 were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.