Cheapest return flights from Singapore to Seattle in November from $829

Best time to book flights for Singapore (SIN) to Seattle (SEA) flights at AirHint

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

Return flights

22 Nov - 02 Dec United
22 Nov - 29 Nov Delta
01 Nov - 08 Nov Delta
18 Nov - 25 Nov Delta
21 Nov - 01 Dec Delta
29 Nov - 09 Dec EVA Air
28 Nov - 08 Dec Korean Air
01 Nov - 08 Nov Singapore Airlines direct
22 Nov - 02 Dec Singapore Airlines direct
29 Nov - 09 Dec Singapore Airlines direct

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