Cheapest return flights from Seattle to Kathmandu in January from 904€

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

Return flights

19 Jan - 26 Jan Turkish Airlines
13 Jan - 10 Feb Turkish Airlines
15 Jan - 17 Feb Frontier Airlines
06 Jan - 21 Jan Alaska Airlines
07 Jan - 11 Feb Alaska Airlines
01 Jan - 25 Jan Alaska Airlines
03 Jan - 24 Jan Turkish Airlines

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