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

Return flights

12 Feb - 19 Feb	Philippine Airlines
18 Feb - 25 Feb	Philippine Airlines
19 Feb - 07 Mar	Air Canada
13 Feb - 20 Feb	Air Canada
16 Feb - 23 Feb	Air Canada
15 Feb - 22 Feb	Philippine Airlines
12 Feb - 19 Feb	Singapore Airlines	direct
13 Feb - 20 Feb	Singapore Airlines	direct
19 Feb - 07 Mar	Singapore Airlines	direct
15 Feb - 22 Feb	Singapore Airlines	direct

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

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

Cheapest return flights from Seattle to Singapore in February from 508€

Return flights