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Cheap flights from London, ON to Bangkok from C$ 1,614

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — BKK
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from London to Bangkok
Explore the most affordable flight options available from London to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Thu 17/95:40 a.m.
YXU
-
BKK
3 stops40h 55m
United Airlines
Mon 21/93:45 p.m.
BKK
-
YXU
3 stops34h 10m
United Airlines
Deal found 27/3C$ 1,614
Thu 17/93:30 p.m.
YXU
-
BKK
2 stops44h 50m
Air Canada
Mon 21/97:05 a.m.
BKK
-
YXU
2 stops42h 50m
Air Canada
Deal found 24/3C$ 1,647
Fri 18/99:30 a.m.
YXU
-
BKK
2 stops33h 50m
Multiple Airlines
Fri 25/92:30 a.m.
BKK
-
YXU
2 stops30h 10m
Multiple Airlines
Deal found 23/3C$ 1,904

Find flight deals from London to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 March 2026.

Round-trip from

C$ 1,614
United Airlines
  • United Airlines
  • 17/9-21/9
  • 6 total stops
  • 75h 05m total
  • London to Bangkok
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Bangkok that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 March 2026.
Use the filters below to find and compare flights from London to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 17/9

5:40 a.m.-9:35 a.m.

3 stops40h 55m

Bangkok Suvarnabhumi

Mon 21/9

3:45 p.m.-2:55 p.m.

3 stops34h 10m

C$ 1,614

LondonBangkok

YXU - BKK

YXUBKK

London

Thu 17/9

3:30 p.m.-11:20 p.m.

2 stops44h 50m

Bangkok Suvarnabhumi

Mon 21/9

7:05 a.m.-2:55 p.m.

2 stops42h 50m

C$ 1,647

LondonBangkok

YXU - BKK

YXUBKK

London

Fri 18/9

9:30 a.m.-6:20 a.m.

2 stops33h 50m

Bangkok Suvarnabhumi

Fri 25/9

2:30 a.m.-9:40 p.m.

2 stops30h 10m

C$ 1,904
Quickest round-trip

LondonBangkok

YXU - BKK

YXUBKK

London

Mon 20/4

5:40 p.m.-5:05 a.m.

2 stops24h 25m

Bangkok Suvarnabhumi

Wed 20/5

7:05 a.m.-8:53 a.m.

2 stops36h 48m

C$ 2,131

LondonBangkok

YXU - BKK

YXUBKK

London

Fri 18/9

5:40 a.m.-9:35 a.m.

3 stops40h 55m

Bangkok Suvarnabhumi

Sat 26/9

3:45 p.m.-5:45 p.m.

3 stops61h 00m

C$ 2,289

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

Sorted by cheapest first

Best time to book a flight from London to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from London with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Bangkok

What is the cheapest month to book a flight from London, Ontario to Bangkok?

Currently, September is the cheapest month in which you can book a flight from London, Ontario to Bangkok (average of C$ 1,030). Flying from London, Ontario to Bangkok in June is currently the most expensive (average of C$ 1,338). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from London to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from London to Bangkok?

    Located just 8.6 km from the city centre, London is the airport most travellers will use when flying to Bangkok from London. Booking flights from London (YXU) to Bangkok should be relatively easy as there are 0 daily outbound flights to Bangkok from 0 different airlines.

  • How long is the flight from London, Ontario to Bangkok?

    A quick flight from London, Ontario to Bangkok can take about 40h 55m. United Airlines provides one of the quickest options available for as low as C$ 1,614. London, Ontario and Bangkok are separated by a distance of 13696 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from London to Bangkok that include hotel bookings?

    Yes. In addition to deals on London to Bangkok flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Bangkok?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Bangkok.

  • Can I find deals for business class flights from London to Bangkok?

    Yes. Cheapflights offers flight deals from London to Bangkok by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London, Ontario to Bangkok?

    Currently, September is the cheapest month in which you can book a flight from London, Ontario to Bangkok (average of C$ 1,030). Flying from London, Ontario to Bangkok in June is currently the most expensive (average of C$ 1,338). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Deals for London to Bangkok flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Bangkok?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Bangkok for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Bangkok with no change fees?

Certainly. Search results for flights to Bangkok from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to Bangkok become cheaper?

Yes, Cheapflights offers price alerts on London to Bangkok flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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