Search flights from Seattle (SEA) to Kathmandu (KTM)

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Cheapest flights to Kathmandu

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Seattle to Kathmandu: things to know

The most popular route is from Sea-Tac Airport in Seattle to Tribhuvan Airport in Kathmandu. On average this flight takes 23 hours 41 minutes one way and costs US$2,734 for the round trip.

Most popular route
Sea-Tac Airport (SEA) to Tribhuvan Airport (KTM)
Average flight time
23 hours 41 minutes
Average round-trip price
US$2,734
Fly from Seattle to Kathmandu
11 airlines

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Airlines that fly from Seattle to Kathmandu

Airline options may vary according to recently booked flights and your search terms

  • Qatar Airways
  • Emirates
  • Turkish Airlines
  • Singapore Airlines
  • Alaska Airlines
  • Eva Air
  • DAC Aviation
  • American Airlines
  • United Airlines
  • Cathay Pacific
  • China Airlines

Frequently asked questions

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Hotels in Kathmandu

Thinking about which towns and cities to visit during your trip? Try Kathmandu, a popular choice with other visitors.

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