One Way

Popular Filters

One Way Price

USD 875 USD 4,800

Duration

20 h 35 m 45 h 30 m

Stops From Seattle

Departure From Seattle

6 AM - 12 PM

USD 1,033

12 PM - 6 PM

USD 876

After 6 PM

USD 1,037

Arrival at Kathmandu

6 AM - 12 PM

USD 876

12 PM - 6 PM

USD 879

After 6 PM

USD 1,032

Alliances & Airlines

Oneworld

(17)

SkyTeam

()

Star Alliance

(3)

+ 3 more

Layover Airports

+ 5 more

Layover Duration

1 h 15 m 21 h 30 m

Seattle (SEA) to Kathmandu (KTM) Cheap Flights

Book Seattle to Kathmandu cheap flight tickets โœˆ at lowest price. Get best deals on your upcoming Seattle (SEA)to Kathmandu (KTM) flights only on MakeMyTrip. Also Book Kathmandu to Seattle Cheap Flights. Currently 17 flights flying from Seattle to Kathmandu. To save maximum on flight booking click on below Fare Calendar button and choose your dates.

Sorted By:
Departure
Duration
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Price
Price last updated at 04 Jul 2026 20:08:32
Qatar Airways

USD 898

USD 876

Seattle to Kathmandu , 7 Jul

Qatar Airways QR | 720

16:25

Tue, 7 Jul 26

Seattle, United States

15 h 30 m

17:55

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 648

01:25

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

08:50

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways

USD 901

USD 879

Seattle to Kathmandu , 7 Jul

Qatar Airways QR | 720

16:25

Tue, 7 Jul 26

Seattle, United States

15 h 30 m

17:55

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 650

06:50

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

14:15

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

American Airlines, Qatar Airways

USD 957

USD 934

Seattle to Kathmandu , 7 Jul

American Airlines AA | 8129 | Operated By Qatar Airways

16:25

Tue, 7 Jul 26

Seattle, United States

14 h 35 m

17:00

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 648

01:25

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

08:50

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

American Airlines, Qatar Airways

USD 960

USD 937

Seattle to Kathmandu , 7 Jul

American Airlines AA | 8129 | Operated By Qatar Airways

16:25

Tue, 7 Jul 26

Seattle, United States

14 h 35 m

17:00

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 650

06:50

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

14:15

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific

USD 1,058

USD 1,032

Transit Visa may be required

Seattle to Kathmandu , 7 Jul

Cathay Pacific CX | 853

12:25

Tue, 7 Jul 26

Seattle, United States

13 h 20 m

16:45

Wed, 8 Jul 26

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 603

18:55

Wed, 8 Jul 26

Terminal T1

Hong Kong, Hong Kong

05 h 05 m

21:45

Wed, 8 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways

USD 1,059

USD 1,033

Seattle to Kathmandu , 7 Jul

Qatar Airways QR | 8884 | Operated By Alaska Airlines

06:03

Tue, 7 Jul 26

Seattle, United States

02 h 44 m

08:47

Tue, 7 Jul 26

Terminal T6

Los Angeles, United States

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 740

16:20

Tue, 7 Jul 26

Terminal B

Los Angeles, United States

16 h 25 m

18:45

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 648

01:25

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

08:50

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways

USD 1,061

USD 1,035

Seattle to Kathmandu , 7 Jul

Qatar Airways QR | 9153 | Operated By American Airlines

06:36

Tue, 7 Jul 26

Seattle, United States

03 h 02 m

09:38

Tue, 7 Jul 26

Los Angeles, United States

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 740

16:20

Tue, 7 Jul 26

Terminal B

Los Angeles, United States

16 h 25 m

18:45

Wed, 8 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 646

09:20

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

16:45

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Alaska Airlines, Cathay Pacific

USD 1,063

USD 1,037

Transit Visa may be required

Seattle to Kathmandu , 7 Jul

Alaska Airlines AS | 619

18:36

Tue, 7 Jul 26

Seattle, United States

02 h 12 m

20:48

Tue, 7 Jul 26

Terminal T1

San Francisco, United States

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 873

01:20

Wed, 8 Jul 26

Terminal I

San Francisco, United States

13 h 55 m

06:15

Thu, 9 Jul 26

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 603

18:55

Thu, 9 Jul 26

Terminal T1

Hong Kong, Hong Kong

05 h 05 m

21:45

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Turkish Airlines

USD 1,442

USD 1,415

Transit Visa may be required

Seattle to Kathmandu , 7 Jul

Turkish Airlines TK | 204

19:15

Tue, 7 Jul 26

Seattle, United States

11 h 50 m

17:05

Wed, 8 Jul 26

Istanbul, Turkey

BAGGAGE : CHECK INCABIN

Information not available

Turkish Airlines TK | 726

20:45

Wed, 8 Jul 26

Istanbul, Turkey

07 h 05 m

06:35

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways

USD 1,771

USD 1,744

Seattle to Kathmandu , 7 Jul

Qatar Airways QR | 3302

23:15

Tue, 7 Jul 26

Seattle, United States

05 h 23 m

07:38

Wed, 8 Jul 26

Terminal T8

New York, United States

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 704

11:20

Wed, 8 Jul 26

Terminal T8

New York, United States

12 h 20 m

06:40

Thu, 9 Jul 26

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 646

09:20

Thu, 9 Jul 26

Doha, Qatar

04 h 40 m

16:45

Thu, 9 Jul 26

Terminal I

Kathmandu, Nepal

BAGGAGE : CHECK INCABIN

Information not available

Seattle to Kathmandu Flights Information:-

Looking for Seattle to Kathmandu Flight? Hereโ€™s all you need to know! For convenience and to save time, pick the airport that is closest to your destination. The nearest airport to Kathmandu is Tribhuvan International Airport and the IATA code for the same is KTM.
Currently, there are 9 airlines operating flights between the two destinations and approximately 17 flights take off from Seattle to Kathmandu every week.

Need information on Seattle to Kathmandu airfare?

The minimum airfare for a Seattle to Kathmandu flight would be 875, which may go up to 4582 depending on the route, booking time and availability.
It is recommended that you book a round-trip, since it always works out to be more economical.

Flight Details for Seattle to Kathmandu

If you are looking for Seattle to Kathmandu flights, there is no dearth of options to choose from. Several reputed airlines currently offer both direct and indirect flights between the two destinations. Some of these are Air India, Alaska Airlines, American Airlines, Cathay Pacific, Emirates, JetBlue Airways, Qatar Airways, Singapore Airlines, Turkish Airlines. Out of these, only 0 airlines operate direct flights. Indirect flights may involve more travel time, but they usually cost lesser than direct flights.

The number of flights operated by each airline is as follows:Air India : 1, Alaska Airlines : 1, American Airlines : 1, Cathay Pacific : 1, Emirates : 1, JetBlue Airways : 1, Qatar Airways : 1, Singapore Airlines : 1, Turkish Airlines : 1

To board the first Seattle to Kathmandu flight, choose Qatar Airways, which departs at 06:03 The last flight for this route is Qatar Airways, departing at 23:15

Kathmandu Airport Information

Tribhuvan International Airport
Tribhuvan International Airport, Ministry of Civil Aviation, Kathmandu, Nepal
Tel: +97714477161

About Seattle (SEA)

Located in the state of Washington in the United States of America, Seattle is a city known for its architectural creations, cultural attractions and finest opportunities for recreation activities. Space Needle is an iconic symbol of the city is one of the major attractions of the city that offers stunning views of the city. No trip to Seattle can be considered complete without the inclusion of the Seattle Center on the itinerary. Boasting of several museums, theatres, gardens restaurants, fountains and performance venues, this is the centre of all entertainment activities in the city. Located in the downtown area of the city, Seattle Art Museum is another popular place of tourist interest. Stepping into this museum can give tourists a chance to catch a glimpse of the unique collection of Native American and Mesoamerican artworks on display. Museum of Flight, which beautifully traces the history and evolution of aviation, is also a worth-visiting museum. Olympic Sculpture Park features interesting sculpture creations by renowned artists in its beautifully landscaped gardens, perfect to explore with family and kids. Seattle waterfront is an excellent place to relax and discover the local scene. In short, this city is the perfect place to spend a fun-filled vacation with friends and family. To find the best travel package for this city, look no further MakeMyTrip.

Important Information about Seattle to Kathmandu Flight

Lowest Fare to Travel with Date USD 898- 07 Jul
Total flights from Seattle to Kathmandu in a week 17 Flights
First Flight Qatar Airways, departs at 06:03
Last FlightQatar Airways, departs at 23:15
Non-Stop Flights from Seattle to Kathmandu0
Airport Name & codes of Seattle & Kathmandu Seattle Airport, Seattle-SEA, Tribhuvan International Airport,Kathmandu-KTM

Seattle Address

Seattle-Tacoma International Airport
17801 International Boulevard
Seattle
Washington
United States
Tel: +1-206-787-3000

About Kathmandu (KTM)

Lying in the breathtaking and lofty Himalayan Mountains, Kathmandu is one of the fascinating cities in Nepal. Nestled between the border of India and China, Kathmandu is a place which gives you a clear picture of Buddhism and Hindu Mythology. Here, you will find historical monuments and ancient shrines. Situated at an altitude of 1400 meters above the sea level, Kathmandu is a prominent city as well as tourism hub of Nepal. Besides the capital of Nepal, Kathmandu is also the commercial centre of the country. The entire Himalayan valley consists of two sister cities, one is Lalitpur and other is Bhaktapur. Both the cities have many small towns. The amazing thing which you find in Kathmandu is that it is surrounded by four major hills like- Shivapuri, Pulchowki, Nagarjun and Chandragiri. UNESCO has also awarded Kathmandu valley as the UNESCO World Heritage site. Another incredible fact about the city is its eight flowing rivers named- Bagmati, Bishnumati, Dhabikhola, Manohara, Hanumant and Tukucha. With its deep rooted culture and historical backdrops, Kathmandu has a number places which are quite popular among the tourists across the world. Some of the finest places of this city are Kumari Temple, Swayambhunath Temple, Pashupatinath Temple, Bodhnath, Kirtipur, Budhanilkantha Temple, Dakshinkali Temple, Nagarkot, Daman, Dhulikhel, Changunarayan Temple, etc. Moving in the city, you will surely have a great time with family and friends. The natural surrounding and tranquil beauty of this magnificent city lures tourists and add some of the most cherished moments in your life. It is a heaven for those who love to do trekking and other mountaineering activities. The markets are also well built and give you a picture of ancient architecture. If you are looking to visit this beautiful city, then log onto MakeMyTrip.com where you can get the tour related information within few clicks of your mouse. Being India's leading online travel portal, MakeMyTrip offers your air tickets at reasonable prices as compared to other similar portals. Here, you can also book your rooms in hotels quite prior to your journey.

Kathmandu Address

Tribhuvan International Airport, Ministry of Civil Aviation, Kathmandu, Nepal
Tel: +97714477161

Frequently Asked Questions - Seattle to Kathmandu Flights

Is there a way to make flexible departure date bookings for your Seattle to Kathmandu flight tickets?

Some travel portals like MakeMyTrip offer flexible departure and arrival booking option with certain air carrier when booking from Seattle to Kathmandu. You can check the flexible booking flight options once you get the results filters based on your search and make the booking accordingly. Please note, some airlines make charge extra for flexible travel dates.

Is passport mandatory to travel from Seattle to Kathmandu?

When making an international trip, passport is mandatory as it defines your identity to the other nation officials. The VISA norms may differ from country to country, which means some would allow Visa on arrival and others may require you to obtain visa in advance. But the availability of passport is mandatory at the time of departure and arrival as well.

Which airlines offer cheapest airfare from Seattle to Kathmandu?

There is no set pricing for airlines to offer cheap flight fare from Seattle to Kathmandu. These fares are mostly decided on the basis of algorithms followed by air carriers to final the prizing based on demand. However, some multiple route flights with stop-overs offer cheap flights as compared to direct flight departing from Seattle to Kathmandu.

What is the best time to book cheap flight tickets from Seattle to Kathmandu?

To get cheap flight tickets from Seattle to Kathmandu, the best time would be to plan your trip during the off season. At that time the flight tickets are usually cheaper than the peak season and the accommodation booking is also available at the affordable price. The other way of booking cheap flight tickets from Seattle (SEA) to Kathmandu (KTM) is to book atleast 4 weeks in advance before your departure date to get competitive pricing on your tickets even during the peak season.

Can I find cheap accommodation near to airport when travelling from Seattle to Kathmandu?

There are several accommodation options available near the Tribhuvan International Airport. You can check for both budget friendly and well as five star accommodation near the airport depending on your requirement and budget. These hotels are mostly suitable for business travellers.

How do MakeMyTrip finds the lowest available dare for flights from Seattle to Kathmandu?

MakeMyTrip is a popular travel portal that also works as a travel search engine that allows you to see best available results for your flight search. Every time you make search for flights to any destination, the MMT algorithm picks all the available air carriers for the route and filter rates basis on the cheapest fare available in their system. At MMT, you can not only search flights on the basis of the fare, but you can also see which flight offers direct route, which has multiple stop-overs, baggage allowance, in-flight meal options, cancellation policy, etc. You can also check available discounts offered by payments partners and air carriers when booking the flight.

Can I cancel my ticket from Seattle to Kathmandu without cancellation charges?

To avoid cancellation charges on your air tickets, you need to make a selection at the time of booking for ZERO cancellation. Please note, the zero cancellation facility is chargeable with minimum amount and can help you save a lot at the time sudden cancellations.