Cheapest one-way flights from San Francisco to Singapore in April from $325

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Singapore (SIN) in April 2026 (see full year).

One-Way flights

13 Apr Asiana Airlines
24 Apr Asiana Airlines
06 Apr Asiana Airlines
03 Apr Air India
13 Apr United direct
06 Apr United direct
03 Apr United direct
05 Apr United direct
24 Apr Singapore Airlines direct

Also check the deals for return flights from San Francisco to Singapore in April.

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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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