Cheap flights from London Heathrow to United States
Return fares from £350 in the next 12 months, with direct flights. Pick a day in the calendar to see the fare.
Search by your dates- Cheapest return
- £350
- Typical return
- £523
- Cheapest one way
- –
- Cheapest month
- December
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 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18£864 return, back 31 Oct |
| 19£556 return, back 29 Oct | 20£653 return, back 3 Nov | 21£627 return, back 3 Nov | 22 | 23 | 24£750 return, back 4 Nov | 25£618 return, back 6 Nov |
| 26 | 27 | 28 | 29£435 return, back 12 Nov | 30 | 31 |
Cheapest dates
Wed 23 Dec – Thu 31 Dec · 8 nights
Aer Lingus · 1 stop£350Check price ↗Mon 18 Jan – Tue 26 Jan · 8 nights
AA · direct
£363Check price ↗Tue 12 Jan – Thu 21 Jan · 9 nights
ITA Airways · 1 stop£387Check price ↗Mon 16 Nov – Thu 26 Nov · 10 nights
Lufthansa · 1 stop£390Check price ↗Sat 21 Nov – Thu 26 Nov · 5 nights
TAP Air Portugal · 1 stop£404Check price ↗Wed 13 Jan – Wed 27 Jan · 14 nights
SAS · 1 stop£404Check price ↗Thu 4 Feb – Sun 14 Feb · 10 nights
SAS · 1 stop£404Check price ↗Thu 29 Oct – Thu 12 Nov · 14 nights
AS · 1 stop
£435Check price ↗
London Heathrow to United States: questions
- How much is a flight from London Heathrow to United States?
- In the fares we found for the next 12 months, return flights start at £350 and the median is £523 (61 fares, 2–14 nights, 1 adult).
- What is the cheapest month to fly from London Heathrow to United States?
- December 2026, from £350 return, of the months we have fares for.
- Are there direct flights from London Heathrow to United States?
- Yes: 6 direct fares in our data, flying about 8 h 28 min out.
- Which airlines fly from London Heathrow to United States?
- In our fares: AA, TAP Air Portugal, SWISS, AS, British Airways, VS.
United States 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.