Cheapest return flights from Seattle to Singapore in November from 578€

AirHint found the following cheapest return flights from Seattle (SEA) to Singapore (SIN) in November 2025 (see full year).

Return flights

06 Nov - 13 Nov United
06 Nov - 13 Nov Singapore Airlines direct
21 Nov - 30 Nov Philippine Airlines
21 Nov - 30 Nov Singapore Airlines direct

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

Skyscanner

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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