Cheapest return flights from Seattle to Singapore in February from $640

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

Return flights

20 Feb - 13 Mar Singapore Airlines direct
21 Feb - 06 Mar Singapore Airlines direct
12 Feb - 03 Mar Singapore Airlines
15 Feb - 26 Feb Singapore Airlines direct
08 Feb - 15 Feb Asiana Airlines
12 Feb - 19 Feb Singapore Airlines direct
12 Feb - 03 Mar Singapore Airlines direct
06 Feb - 21 Feb Singapore Airlines
06 Feb - 21 Feb Singapore Airlines direct
13 Feb - 22 Feb Singapore Airlines
08 Feb - 15 Feb Singapore Airlines direct
13 Feb - 22 Feb Singapore Airlines direct

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

Powered by

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Feel free to contact us with any feedback or request another flight research.