Cheap flights from London to Hanoi
Return fares from £372 in the next 12 months. Pick a day in the calendar to see the fare.
Search by your dates- Cheapest return
- £372
- Typical return
- £443
- Cheapest one way
- £368
- Cheapest month
- February
Price calendar
Cheapest return fare by departure day, 5–30 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£398 return, back 31 Jan | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
Cheapest dates
Mon 22 Feb – Mon 8 Mar · 14 nights
CA · 1 stop · from London Gatwick
£372Check price ↗Mon 18 Jan – Sun 31 Jan · 13 nights
CA · 1 stop · from London Gatwick
£398Check price ↗Mon 22 Feb – Mon 8 Mar · 14 nights
CA · 1 stop · from London Heathrow
£405Check price ↗Thu 21 Oct – Wed 27 Oct · 6 nights
CA · 1 stop · from London Gatwick
£415Check price ↗Mon 18 Jan – Sun 31 Jan · 13 nights
CA · 1 stop · from London Heathrow
£425Check price ↗Sat 6 Mar – Sun 14 Mar · 8 nights
MU · 1 stop · from London Gatwick
£443Check price ↗Thu 21 Oct – Wed 27 Oct · 6 nights
CA · 1 stop · from London Heathrow
£448Check price ↗Sat 6 Mar – Sun 14 Mar · 8 nights
MU · 1 stop · from London Heathrow
£455Check price ↗
One-way flights
Cheapest one-way fare per month, 1 adult.
Tue 17 Nov
2 stops · from London (any airport)
£368
Check price ↗Thu 3 Dec
2 stops · from London (any airport)
£390
Check price ↗Mon 4 Jan
2 stops · from London (any airport)
£485
Check price ↗Tue 1 Jun
3 stops · from London (any airport)
£387
Check price ↗
London to Hanoi: questions
- How much is a flight from London to Hanoi?
- In the fares we found for the next 12 months, return flights start at £372 and the median is £443 (11 fares, 5–30 nights, 1 adult). One way starts at £368.
- What is the cheapest month to fly from London to Hanoi?
- February 2027, from £372 return, of the months we have fares for.
- Are there direct flights from London to Hanoi?
- Not in the fares we found: they all have a stop.
- Which airlines fly from London to Hanoi?
- In our fares: CA, Emirates, MU.
More flights from London
Prices are return fares for one adult, found in searches in the last few days and cached; they can change at any time, and the final price and availability are shown when you book. Checked bags are extra unless the airline includes them.