Cheapest return flights from Seattle to Singapore in February from 586€

AirHint found the following cheapest return flights from Seattle (SEA) to Singapore (SIN) in February 2026 (see full year).

Return flights

19 Feb - 27 Feb Asiana Airlines
18 Feb - 26 Feb United
03 Feb - 25 Feb United
12 Feb - 19 Feb Air Canada
05 Feb - 27 Feb Air Canada
20 Feb - 13 Mar United
12 Feb - 19 Feb Singapore Airlines direct
05 Feb - 27 Feb Singapore Airlines direct

Also check the deals for one-way flights from Seattle to Singapore in February.

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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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