LHR → HAN
Cheap flights from London to Hanoi
We track fares from London to Hanoi, Vietnam every day. Across 74 prices we've logged, the cheapest was €423 return and a typical fare runs around €550. The cheapest month to fly is usually Nov 2026.
Cheapest seen
€423
Typical price
€550
Cheapest month
Nov 2026
Non-stop
With a stop
No live deal on this exact route right now — but the typical fare is around €550. Search your dates below, or browse all deals to Vietnam.
Cheapest months to fly
The typical cheapest fare by month, from our tracking — a guide only. Check the live price on Aviasales before booking.
| Month | Typical from | Check price |
|---|---|---|
| Oct 2026 | €539 | Check on Aviasales → |
| Nov 2026 | €511 | Check on Aviasales → |
| Dec 2026 | €1098 | Check on Aviasales → |
Each link opens the live Aviasales search for that month, where you can pick the exact cheapest dates.
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London to Hanoi: the basics
- Route
- London (LHR) → Hanoi (HAN)
- Distance
- 9,238 km
- Non-stop
- No (with a stop)
- Airlines seen
- British Airways, Air China, China Southern, Iberia, China Eastern, ZH
Planning the trip? Vietnam: what to see and when to go covers where to go and when.
Where these flights connect
There is no non-stop flight from London to Hanoi. Based on the airlines that fly this route, connections are usually through Madrid — worth checking when you compare fares.