
Popular airlines from Seattle-Tacoma International Airport (SEA) to Tribhuvan Intl. Airport (KTM)
- Cathay Pacific
Cathay Pacific
- Emirates
Emirates
- Qatar Airways
Qatar Airways
- Singapore Airlines
Singapore Airlines
- Turkish Airlines
Turkish Airlines
- Plan, book, fly with confidence
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Cheap flights from Seattle (SEA) to Kathmandu (KTM)
Prices were available within the past 7 days and start at CA $609 for one-way flights and CA $1,383 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Kathmandu (KTM)
January is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Tribhuvan Intl. |
Airlines serving | Cathay Pacific, Emirates, Qatar Airways, Singapore Airlines, Turkish Airlines |
Roundtrip price | CA $1,383 |
Distance | 11146 km |
Seattle to Kathmandu Flights
The easy way to book your flights from Seattle to Kathmandu
With Expedia, it’s simple to find and book flights to Kathmandu from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Tribhuvan Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Kathmandu today, tomorrow, or this week.
Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Tribhuvan Intl., KTM
Sort your search results by price to find great deals on your flight from Seattle to Kathmandu—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kathmandu from Seattle currently is just CA $1,383 rising to CA $2,321.
Here are more money-saving tips:
- Fly in September when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Kathmandu
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Kathmandu from Seattle
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Kathmandu with Expedia today.
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Top Routes from Seattle
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Top Routes to Kathmandu
- Ottawa to Kathmandu (YOW - KTM)
- Calgary to Kathmandu (YYC - KTM)
- Bangkok to Kathmandu (BKK - KTM)
- Kuala Lumpur to Kathmandu (KUL - KTM)
- Kelowna to Kathmandu (YLW - KTM)
- Detroit to Kathmandu (DTW - KTM)
- Winnipeg to Kathmandu (YWG - KTM)
- Halifax to Kathmandu (YHZ - KTM)
- Delhi to Kathmandu (DEL - KTM)
- Dubai to Kathmandu (DXB - KTM)
- Montreal to Kathmandu (YUL - KTM)
- Vancouver to Kathmandu (YVR - KTM)
Top Routes from Seattle
- Alaska Airlines Seattle to Chicago
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- Alaska Airlines Seattle to Fort Lauderdale
- Alaska Airlines Seattle to Honolulu
- Lufthansa Seattle to Delhi
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- Alaska Airlines Seattle to Vancouver
Top Routes to Kathmandu
Top Flight Destinations
Seattle Paine Field Intl. Airport
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