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$539+ Cheap flights from Kathmandu (KTM) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — SEA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Kathmandu to Washington

Keep the following information in mind while searching for Kathmandu to Washington flight deals. Data was last updated November 20, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$1,255
(Booking.com)

One-way from

$539
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$2,090
Provider with most accurate pricing for Kathmandu Tribhuvan-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Seattle/Tacoma Intl flights.
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From Kathmandu Tribhuvan to Washington
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One-way flight from Kathmandu Tribhuvan to Washington
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Highest demand for flights based on searches. 6% potential increase in price ($105 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Kathmandu to Washington

Cheapest flights from Kathmandu to Washington
Explore the most affordable flight options available from Kathmandu to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Korean Air deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:20 pmKTM - SEA
1 stop27h 25mKorean Air
Thu 1/111:00 amSEA - KTM
1 stop41h 00mKorean Air
Deal found 11/20$1,273
This CheapOair deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:35 pmKTM - SEA
1 stop42h 15mMultiple Airlines
Thu 1/17:09 amSEA - KTM
2 stops48h 36mMultiple Airlines
Deal found 11/20$1,396
This Turkish Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:35 pmKTM - SEA
1 stop42h 15mTurkish Airlines
Tue 1/67:00 pmSEA - KTM
1 stop26h 25mTurkish Airlines
Deal found 11/19$1,407
This oojo deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:45 pmKTM - SEA
2 stops36h 35mMultiple Airlines
Thu 1/14:05 pmSEA - KTM
2 stops36h 45mMultiple Airlines
Deal found 11/19$1,414
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:45 pmKTM - SEA
2 stops36h 35mMultiple Airlines
Tue 1/64:05 pmSEA - KTM
2 stops52h 30mMultiple Airlines
Deal found 11/19$1,521

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kathmandu to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Kathmandu to Washington that are best for you.

Fly from

Kathmandu

Fly to

Washington

Route

Depart

Return

Price

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Mon 1/19

10:55 pm-7:16 pm

2 stops34h 06m

Seattle/Tacoma Intl

Sun 3/1

10:05 am-9:30 pm

2 stops45h 40m

$1,255

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Tue 12/23

7:20 pm-9:00 am

1 stop27h 25m

Seattle/Tacoma Intl

Thu 1/1

11:00 am-5:45 pm

1 stop41h 00m

$1,273

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Tue 12/23

12:35 pm-5:05 pm

1 stop42h 15m

Seattle/Tacoma Intl

Thu 1/1

7:09 am-9:30 pm

2 stops48h 36m

$1,396

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Wed 12/10

12:35 pm-5:05 pm

1 stop42h 15m

Seattle/Tacoma Intl

Tue 1/6

7:00 pm-11:10 am

1 stop26h 25m

$1,407

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Thu 3/5

12:35 pm-5:05 pm

1 stop42h 15m

Seattle/Tacoma Intl

Mon 3/9

8:00 pm-11:10 am

1 stop26h 25m

$1,431

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Mon 12/22

1:45 pm-12:35 pm

2 stops36h 35m

Seattle/Tacoma Intl

Thu 1/1

4:05 pm-9:40 am

1 stop27h 50m

$1,458

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Thu 3/5

7:05 pm-9:48 pm

2 stops40h 28m

Seattle/Tacoma Intl

Mon 3/9

5:05 pm-7:55 am

1 stop26h 05m

$1,489

KathmanduSpokane

KTM - GEG

KTMGEG

Kathmandu Tribhuvan

Wed 2/4

7:05 pm-10:30 pm

2 stops41h 10m

Spokane

Sun 2/8

6:00 am-4:25 pm

2 stops44h 40m

$1,664

KathmanduPortland

KTM - PDX

KTMPDX

Kathmandu Tribhuvan

Wed 2/4

7:05 pm-5:52 pm

2 stops36h 32m

Portland

Sun 2/8

10:52 am-7:55 am

2 stops31h 18m

$1,689

KathmanduSeattle

KTM - SEA

KTMSEA

Kathmandu Tribhuvan

Mon 3/23

3:10 pm-7:40 pm

2 stops41h 15m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 20 results
1
2

Best time to book a flight from Kathmandu to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Kathmandu with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Washington

What is the cheapest time of day to fly from KTM to WA?

Find hourly flight availability from Kathmandu to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

It’s optimal to fly from Kathmandu to State of Washington in the morning. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated November 20, 2025.
Read reviews from past customers who have flown Emirates, Singapore Airlines, and Turkish Airlines from Kathmandu to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,422 reviews

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Emirates
8.1
Very good
3,422 reviews
Emirates
8.1
Very good
3,422 reviews

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Singapore Airlines
8.1
Very good
1,407 reviews
Emirates
8.1
Very good
3,422 reviews

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.
Turkish Airlines
7.3
Good
4,043 reviews
Emirates
8.1
Very good
3,422 reviews

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kathmandu to Washington?

    For a flight from Kathmandu to Washington, you will be flying from Tribhuvan. Kathmandu Tribhuvan (KTM) is just 2.5 mi from the center of the city.

  • How long is the flight from Kathmandu to State of Washington?

    A quick flight from Kathmandu to State of Washington can take about 27h 25m. Korean Air provides one of the quickest options available for as low as $1,273. The distance between Kathmandu and State of Washington is about 6962 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Kathmandu to State of Washington?

    Most travelers choose Kathmandu Tribhuvan - Seattle/Tacoma Intl, Kathmandu Tribhuvan - Portland or Kathmandu Tribhuvan - Spokane when deciding on the best route from Kathmandu to State of Washington.

  • Can I find deals for flights from Kathmandu to Washington that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Washington.

  • Can I find deals for business class flights from Kathmandu to Washington?

    Yes. Cheapflights offers flight deals from Kathmandu to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from Kathmandu to Washington

Discover the top 3 airlines that operate flights from Kathmandu to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,103Average$1,558FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,313Average$1,458FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,717Average$1,735FlexibilityNo cancel feeOn-time75%

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