Cheapest return flights from Seattle to Singapore in January from 784€

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

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

Return flights

14 Jan - 29 Jan Japan Airlines
23 Jan - 30 Jan Japan Airlines
24 Jan - 10 Feb United
25 Jan - 09 Feb United
16 Jan - 26 Jan Spirit Airlines
25 Jan - 23 Feb Spirit Airlines
05 Jan - 12 Jan United
04 Jan - 11 Jan Thai Airways
11 Jan - 17 Jan Delta
25 Jan - 09 Feb Singapore Airlines direct
25 Jan - 23 Feb Singapore Airlines direct
16 Jan - 26 Jan Singapore Airlines direct
05 Jan - 12 Jan Singapore Airlines direct
04 Jan - 11 Jan Singapore Airlines direct

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

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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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