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Cheapest one-way flights from Seattle (SEA) to Kathmandu (KTM), November

6 dates in November, from $ 633. Book in one tap, or check whether to buy now or wait.

One-way Return

Dates, airline, and price
Dates	Airline	Price
29 Nov	Singapore Airlines
8 Nov	Singapore Airlines
28 Nov	Singapore Airlines

13 Nov	Korean Air
9 Nov	Korean Air
3 Nov	ANA

Cheapest deals for the full year

Deals for return flights from Seattle to Kathmandu in November.

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Updated Oct 14, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Seattle (SEA) to Kathmandu (KTM), November

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