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Cheapest month to fly
One way, the cheapest fare found for each month. Fares change all the time; the search shows today’s prices.
| Month | From | Airline | Stops | Found |
|---|---|---|---|---|
| November 2026 | £547 | Vueling | 3 stops | 10 Nov 2026 |
| December 2026 | £428 | Vueling | 3 stops | 10 Nov 2026 |
| January 2027 | £458 | SWISS | 2 stops | 11 Nov 2026 |
Cheapest days in December 2026
| Date | From | Airline | Stops | Found |
|---|---|---|---|---|
| 9 Dec 2026 | £428 | Vueling | 3 stops | 10 Nov 2026 |
| 13 Dec 2026 | £473 | TAP Air Portugal | 2 stops | 13 Nov 2026 |
| 12 Dec 2026 | £521 | TAP Air Portugal | 2 stops | 12 Nov 2026 |
| 19 Dec 2026 | £641 | Vueling | 3 stops | 7 Nov 2026 |
Airlines flying non-stop
American Airlines From £815 one way · found 13 Nov 2026
British Airways From £822 one way · found 12 Nov 2026
Non-stop flights take about 10 h 25 min.
Seat maps for this route
Lounges at London Heathrow Airport →
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How many Avios or miles does this flight earn, and what does it cost in points?
Questions about this route
When is it cheapest to fly from London to Dallas?
In our recent data December 2026 is cheapest, from £428 one way. Prices move every day, so check the search for your own dates.
Which airlines fly non-stop from London to Dallas?
Recent non-stop fares were found with American Airlines and British Airways.
How long is the flight from London to Dallas?
About 10 h 25 min non-stop.
Fares are the cheapest found recently by travellers, not live quotes, and can change.