AirHint found the following cheapest one-way flights from London (LON) to Hanoi (HAN) in December 2025 (see full year).
One-Way flights
| 31 Dec | Air China | ||
| 30 Dec | Ryanair | ||
| 29 Dec | Wizz Air UK | ||
| 28 Dec | British Airways | ||
| 27 Dec | AJet | ||
| 25 Dec | China Southern | ||
| 23 Dec | Air China | ||
| 26 Dec | Pegasus Airlines | ||
| 24 Dec | Turkmenistan Airlines | ||
| 22 Dec | Air China |
Also check the deals for return flights from London to Hanoi in December.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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