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

Return flights

18 Jan - 12 Feb	United
18 Jan - 17 Feb	United
19 Jan - 19 Feb	United
07 Jan - 03 Feb	Delta
19 Jan - 10 Feb	Delta
18 Jan - 10 Feb	Delta
25 Jan - 09 Feb	Lufthansa
16 Jan - 31 Jan	Delta
07 Jan - 13 Feb	Delta
22 Jan - 27 Feb	Delta
23 Jan - 14 Feb	Delta
01 Jan - 21 Jan	Turkish Airlines
01 Jan - 22 Jan	Turkish Airlines
01 Jan - 23 Jan	Turkish Airlines
01 Jan - 27 Jan	Turkish Airlines
01 Jan - 26 Jan	Turkish Airlines
05 Jan - 30 Jan	Turkish Airlines
01 Jan - 25 Jan	Turkish Airlines
01 Jan - 24 Jan	Lufthansa
07 Jan - 14 Jan	Delta

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

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 January from 541€

Return flights