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

Return flights

21 Feb - 22 Mar	SWISS
21 Feb - 29 Mar	SWISS
08 Feb - 18 Feb	Lufthansa
01 Feb - 08 Feb	Lufthansa
11 Feb - 20 Feb	SWISS
26 Feb - 31 Mar	SWISS
02 Feb - 18 Mar	SWISS
20 Feb - 11 Mar	SWISS
26 Feb - 13 Mar	SWISS
25 Feb - 12 Mar	SWISS
11 Feb - 12 Mar	Lufthansa
18 Feb - 19 Mar	SWISS
01 Feb - 18 Feb	Lufthansa
01 Feb - 25 Feb	Lufthansa
01 Feb - 14 Feb	Lufthansa
15 Feb - 13 Mar	Lufthansa
12 Feb - 23 Feb	SWISS
06 Feb - 20 Feb	Lufthansa
02 Feb - 11 Feb	SWISS
07 Feb - 15 Feb	SWISS

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 608€

Return flights