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

Return flights

06 Feb - 20 Feb	Lufthansa
01 Feb - 28 Feb	Lufthansa
04 Feb - 27 Feb	SWISS
04 Feb - 18 Feb	SWISS
18 Feb - 28 Feb	Lufthansa
03 Feb - 03 Mar	SWISS
06 Feb - 13 Mar	Lufthansa
06 Feb - 03 Mar	Lufthansa
18 Feb - 18 Mar	Lufthansa
04 Feb - 13 Mar	SWISS
08 Feb - 07 Mar	Lufthansa
01 Feb - 04 Mar	Lufthansa
01 Feb - 15 Mar	Lufthansa
11 Feb - 15 Mar	SWISS
01 Feb - 01 Mar	Lufthansa
05 Feb - 27 Feb	Lufthansa
14 Feb - 21 Feb	Lufthansa
01 Feb - 27 Feb	Lufthansa
10 Feb - 24 Feb	Singapore Airlines
01 Feb - 26 Feb	Delta

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

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Cheapest return flights from Seattle to Delhi in February from 601€

Return flights