AirHint found the following cheapest return flights from Hanoi (HAN) to Singapore (SIN) in May 2026 (see full year).
Return flights
| 08 May - 10 May | VietJet Air | ||
| 08 May - 10 May | Singapore Airlines | direct | |
| 29 May - 05 Jun | Scoot | direct | |
| 01 May - 04 May | Singapore Airlines | direct |
Also check the deals for one-way flights from Hanoi to Singapore in May.
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