Cheapest return flights from San Francisco to Singapore in May from 779€

AirHint found the following cheapest return flights from San Francisco (SFO) to Singapore (SIN) in May 2026 (see full year).

Return flights

11 May - 17 May Asiana Airlines
11 May - 18 May Asiana Airlines
04 May - 13 May Asiana Airlines
26 May - 09 Jun Air Canada
10 May - 17 May Asiana Airlines
01 May - 31 May Asiana Airlines
03 May - 28 May Vietnam Airlines
07 May - 12 May Asiana Airlines
01 May - 27 May Asiana Airlines
07 May - 22 May Philippine Airlines
01 May - 14 May Asiana Airlines
06 May - 04 Jun Philippine Airlines
20 May - 05 Jun Alaska Airlines
06 May - 04 Jun United direct
25 May - 01 Jun United direct

Also check the deals for one-way flights from San Francisco to Singapore in May.

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