Cheap flights from London Heathrow to Thailand
Return fares from £384 in the next 12 months. Pick a day in the calendar to see the fare.
Search by your dates- Cheapest return
- £384
- Typical return
- £481
- Cheapest one way
- –
- Cheapest month
- November
Price calendar
Cheapest return fare by departure day, 2–14 nights, direct or with one stop. Green days are the cheapest of the month.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1£459 return, back 12 Nov | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 9£467 return, back 20 Nov | 10£428 return, back 24 Nov | 11 | 12 | 13 | 14 | 15 |
| 16 | 17£384 return, back 23 Nov | 18 | 19£544 return, back 2 Dec | 20£390 return, back 2 Dec | 21 | 22£406 return, back 5 Dec |
| 23£393 return, back 6 Dec | 24£429 return, back 3 Dec | 25£423 return, back 4 Dec | 26£424 return, back 4 Dec | 27£413 return, back 11 Dec | 28 | 29£399 return, back 8 Dec |
| 30£393 return, back 10 Dec |
Cheapest dates
Tue 17 Nov – Mon 23 Nov · 6 nights
CZ · 1 stop
£384Check price ↗Fri 20 Nov – Wed 2 Dec · 12 nights
CA · 1 stop
£390Check price ↗Mon 30 Nov – Thu 10 Dec · 10 nights
CA · 1 stop
£393Check price ↗Mon 23 Nov – Sun 6 Dec · 13 nights
CA · 1 stop
£393Check price ↗Sun 29 Nov – Tue 8 Dec · 9 nights
CA · 1 stop
£399Check price ↗Sun 22 Nov – Sat 5 Dec · 13 nights
CA · 1 stop
£406Check price ↗Fri 27 Nov – Fri 11 Dec · 14 nights
CA · 1 stop
£413Check price ↗Sun 22 Nov – Sun 6 Dec · 14 nights
CA · 1 stop
£422Check price ↗
London Heathrow to Thailand: questions
- How much is a flight from London Heathrow to Thailand?
- In the fares we found for the next 12 months, return flights start at £384 and the median is £481 (46 fares, 2–14 nights, 1 adult).
- What is the cheapest month to fly from London Heathrow to Thailand?
- November 2026, from £384 return, of the months we have fares for.
- Are there direct flights from London Heathrow to Thailand?
- Not in the fares we found: they all have a stop.
- Which airlines fly from London Heathrow to Thailand?
- In our fares: CA, ZH, AI, MU, ITA Airways, CZ.
Thailand from other UK airports
More flights from London Heathrow
Prices are return fares for one adult, found by Aviasales users in the last few days and cached; they can change at any time, and the final price and availability are on Aviasales. Checked bags are extra unless the airline includes them. We may earn a commission when you book through our links; it does not change your price.