Cheap flights from Hanoi to London
One-way fares from $209, found recently by travellers. Plus what 5 days in London costs once you land.
Cheapest dates we found
- 26 Nov2026HAN → LHRHU · 1 stop · 19h 10m$209one way
- 25 Nov2026HAN → LHRAir China · 1 stop · 14h 40m$216one way
- 24 Dec2026HAN → LHRHU · 1 stop · 19h 10m$224one way
- 20 Oct2026HAN → LGWChina Eastern · 1 stop · 15h 30m$224one way
- 6 Dec2026HAN → LHRHU · 1 stop · 19h 40m$224one way
- 21 Feb2027HAN → LHRHU · 1 stop · 19h 40m$226one way
- 5 Dec2026HAN → LGWAir China · 1 stop · 15h 50m$226one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with HU, Air China, China Eastern. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to London
May to September has the best weather. Winter is quieter and hotel prices drop after the new year.
Money-saving tips for London
- Tap the same contactless card or phone for every journey; daily and weekly caps apply automatically.
- Meal deals from supermarkets and street food markets keep lunch cheap.
- Buses are cheaper than the Tube, with a flat fare and free transfers within an hour.
Questions
How much is a flight from Hanoi to London?
The cheapest one-way fare we found recently was $209 with HU on 26 Nov 2026. Most of the fares we saw were between $209 and $226 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from Hanoi to London?
The quickest flight in our recent results took 14h 40m with 1 stop.
Are there direct flights from Hanoi to London?
The cheapest fares we found all had at least one stop. Non-stop flights may exist at higher prices, so check the flight search.
What is the cheapest month to fly from Hanoi to London?
In our recent results, November had the lowest fare ($209 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in London?
About $485 for one backpacker, or $2,300 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $418 per person for a return flight from Hanoi.
More flights from Hanoi
- Return: London → Hanoi
- Hanoi → Istanbul
- Hanoi → Lisbon
- Hanoi → Barcelona
- Hanoi → Rome
- Hanoi → Paris
- Hanoi → Amsterdam
- Hanoi → Prague
- Hanoi → Budapest
- All flights from Hanoi
Fly to London from
- Bangkok
- Chiang Mai
- Phuket
- Bali
- Kuala Lumpur
- Penang
- Singapore
- Ho Chi Minh City
- Da Nang
- Siem Reap
- Istanbul
- Lisbon
- Barcelona
- Rome
- Paris
- Amsterdam
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.