Cheapest return flights from Singapore to San Francisco in May from $678

Best time to book flights for Singapore (SIN) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from Singapore (SIN) to San Francisco (SFO) in May 2025 (see full year).

Return flights

28 May - 18 Jun Asiana Airlines
24 May - 31 May Asiana Airlines
12 May - 26 May China Airlines
19 May - 22 May China Airlines
07 May - 19 May China Airlines
04 May - 21 May China Airlines
20 May - 21 May China Airlines
14 May - 27 May China Airlines
09 May - 13 May China Airlines
13 May - 18 May China Airlines
14 May - 20 May China Airlines
23 May - 22 Jun STARLUX Airlines
31 May - 21 Jun Delta
22 May - 19 Jun STARLUX Airlines
15 May - 30 Jun Delta
28 May - 30 Jun Delta
27 May - 30 Jun Delta
30 May - 09 Jun STARLUX Airlines
31 May - 14 Jun STARLUX Airlines
24 May - 02 Jun STARLUX Airlines

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

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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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