AirHint found the following cheapest return flights from Basel (BSL) to Hanoi (HAN) in May 2026 (see full year).
Return flights
| 28 May - 07 Jun | easyJet | ||
| 28 May - 10 Jun | Turkish Airlines | ||
| 22 May - 06 Jun | Wizz Air Malta | ||
| 11 May - 24 May | easyJet | ||
| 21 May - 31 May | Air France |
Also check the deals for one-way flights from Basel to Hanoi in May.
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