Cheapest return flights from Singapore to San Francisco in May from $761

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

Return flights

07 May - 27 May United direct
16 May - 25 May United direct
04 May - 09 May United direct
18 May - 26 May United direct
31 May - 30 Jun China Airlines
25 May - 07 Jun STARLUX Airlines
12 May - 14 May STARLUX Airlines
07 May - 15 May STARLUX Airlines
17 May - 24 May China Airlines
12 May - 14 May United direct
27 May - 10 Jun STARLUX Airlines
14 May - 23 May STARLUX Airlines
24 May - 02 Jun STARLUX Airlines
17 May - 24 May United direct
24 May - 02 Jun United direct
27 May - 10 Jun United direct
31 May - 30 Jun United direct
25 May - 07 Jun United direct
23 May - 05 Jun Singapore Airlines direct

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

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