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Washington, D.C.

$699+ Cheap flights from Kathmandu (KTM) to Washington, D.C. (WAS)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — WAS
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
1 adult, Economy
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Cheap flight deals from Kathmandu to Washington, D.C.

Cheapest flights from Kathmandu to Washington, D.C.
Explore the most affordable flight options available from Kathmandu to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 13, 2026.

This oojo deal was found by Cheapflights users on 7/13. 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.
Thu 8/2710:10 am
KTM
-
IAD
1 stop33h 20m
Etihad Airways
Thu 9/33:10 pm
IAD
-
KTM
1 stop32h 35m
Etihad Airways
Deal found 7/13$958
This Ovago deal was found by Cheapflights users on 7/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Sat 10/33:10 pm
IAD
-
KTM
2 stops29h 40m
Multiple Airlines
Deal found 7/13$1,058
This Ovago deal was found by Cheapflights users on 7/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Sat 10/33:10 pm
IAD
-
KTM
2 stops29h 40m
Multiple Airlines
Deal found 7/13$1,107
This Ovago deal was found by Cheapflights users on 7/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1810:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Wed 9/303:10 pm
IAD
-
KTM
2 stops29h 40m
Multiple Airlines
Deal found 7/13$1,122
This Gotogate deal was found by Cheapflights users on 7/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Thu 9/33:10 pm
IAD
-
KTM
2 stops47h 10m
Multiple Airlines
Deal found 7/13$1,127
This FlightHub deal was found by Cheapflights users on 7/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1810:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Tue 9/293:10 pm
IAD
-
KTM
2 stops43h 15m
Multiple Airlines
Deal found 7/13$1,186
This Mytrip deal was found by Cheapflights users on 7/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Fri 10/306:10 pm
IAD
-
KTM
3 stops34h 00m
Multiple Airlines
Deal found 7/13$1,224
This Mytrip deal was found by Cheapflights users on 7/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2410:10 am
KTM
-
IAD
1 stop33h 20m
Multiple Airlines
Sun 10/2511:30 am
IAD
-
KTM
3 stops33h 20m
Multiple Airlines
Deal found 7/13$1,275
This oojo deal was found by Cheapflights users on 7/13. 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.
Fri 7/2410:05 am
KTM
-
IAD
1 stop39h 20m
Qatar Airways
Sun 10/259:05 pm
IAD
-
KTM
1 stop27h 00m
Qatar Airways
Deal found 7/13$1,300
This oojo deal was found by Cheapflights users on 7/11. 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 7/136:00 pm
KTM
-
IAD
1 stop24h 30m
Qatar Airways
Wed 1/610:50 am
IAD
-
KTM
1 stop18h 50m
Qatar Airways
Deal found 7/11$1,301
This Korean Air deal was found by Cheapflights users on 7/10. 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.
Sat 10/177:20 pm
KTM
-
BWI
2 stops32h 15m
Korean Air
Sun 11/157:00 am
BWI
-
KTM
2 stops48h 00m
Korean Air
Deal found 7/10$1,628
This oojo deal was found by Cheapflights users on 7/11. 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.
Thu 7/1610:05 am
KTM
-
DCA
2 stops34h 39m
Qatar Airways
Wed 9/307:00 pm
DCA
-
KTM
2 stops28h 05m
Qatar Airways
Deal found 7/11$1,663

Find flight deals from Kathmandu to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$958
(oojo)

One-way from

$699
(oojo)

Popular in

June

Cheapest in

December

Average price

$1,329
Provider with most accurate pricing for Kathmandu Tribhuvan-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Washington, D.C. (WAS) flights.
Search Deals
From Kathmandu Tribhuvan to Washington, D.C. (WAS)
Search Deals
One-way flight from Kathmandu Tribhuvan to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kathmandu to Washington, D.C. 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 July 13, 2026.
Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 7/23

3:30 pm-3:40 pm

1 stop33h 55m

Washington, D.C. Dulles Intl

Thu 10/1

9:00 pm-5:30 pm

1 stop34h 45m

$1,368

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 7/26

10:05 am-3:40 pm

1 stop39h 20m

Washington, D.C. Dulles Intl

Thu 10/1

9:00 pm-5:30 pm

1 stop34h 45m

$1,368

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 7/28

3:30 pm-3:40 pm

1 stop33h 55m

Washington, D.C. Dulles Intl

Mon 10/12

9:00 pm-5:30 pm

1 stop34h 45m

$1,446

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 7/29

10:05 am-3:40 pm

1 stop39h 20m

Washington, D.C. Dulles Intl

Mon 10/12

9:00 pm-5:30 pm

1 stop34h 45m

$1,446

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 7/26

6:00 pm-3:40 pm

1 stop31h 25m

Washington, D.C. Dulles Intl

Tue 10/6

7:13 pm-5:30 pm

2 stops36h 32m

$1,545

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Fri 7/24

10:05 am-3:40 pm

1 stop39h 20m

Washington, D.C. Dulles Intl

Sun 10/4

6:52 am-5:30 pm

2 stops48h 53m

$1,545

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Fri 7/24

3:30 pm-3:40 pm

1 stop33h 55m

Washington, D.C. Dulles Intl

Tue 10/6

3:08 pm-5:30 pm

2 stops40h 37m

$1,545

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 10/18

9:05 am-8:40 am

1 stop33h 20m

Washington, D.C. Dulles Intl

Thu 11/19

10:30 am-8:20 am

1 stop35h 05m

$1,583
Quickest round-trip

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 10/19

7:55 pm-8:40 am

1 stop22h 30m

Washington, D.C. Dulles Intl

Sat 11/14

10:30 am-6:40 pm

1 stop21h 25m

$1,583

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 10/18

7:55 pm-8:40 am

1 stop22h 30m

Washington, D.C. Dulles Intl

Fri 11/20

10:30 am-2:00 pm

1 stop40h 45m

$1,583

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/10

Showing 1-10 of 59 resultsSorted by cheapest first
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Compare providers for flights from Kathmandu to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Washington, D.C. in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kathmandu-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kathmandu to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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, D.C.

What is the cheapest month to book a flight from Kathmandu to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. (average of $480). Flying from Kathmandu to Washington, D.C. in October is currently the most expensive (average of $1,418). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What’s the top layover airport for flights from Kathmandu to Washington, D.C.?

Share of 1-stop round-trip flights from Kathmandu to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same layover each way.

Doha (DOH) – chosen by Cheapflights users on 88% of 1-stop itineraries from Kathmandu to Washington, D.C. on Cheapflights.

What’s the cheapest layover airport for flights from Kathmandu to Washington, D.C.?

Average round-trip fare for 1-stop flights from Kathmandu to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same layover each way.

Dubai (DXB) is the most affordable 1-stop option, with an average round-trip price of $1,540.

What’s the fastest layover option from Kathmandu to Washington, D.C.?

Shortest average travel time for 1-stop one-way flights from Kathmandu to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Doha (DOH) have the shortest average one-way travel time for 1-stop routes: 25h 10m.

Which airport typically offers the quickest layover for flights from Kathmandu to Washington, D.C.?

Average layover duration for 1-stop one-way flights from Kathmandu to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dubai (DXB) offer the fastest connection on this route, with an average layover time of 6h 08m.

How far ahead should I book a flight from Kathmandu to Washington, D.C.?

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kathmandu to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated July 13, 2026.
See what other customers who have flown with Turkish Airlines and Qatar Airways from Kathmandu to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.4
Good
4,442 reviews

Food

7.5

Entertainment

7.5

Overall

7.4

Crew

7.8

Boarding

7.3

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
Turkish Airlines
7.4
Good
4,442 reviews
Turkish Airlines
7.4
Good
4,442 reviews

Food

7.5

Entertainment

7.5

Overall

7.4

Crew

7.8

Boarding

7.3

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
Qatar Airways
7.3
Good
3,743 reviews
Turkish Airlines
7.4
Good
4,442 reviews

Food

7.5

Entertainment

7.5

Overall

7.4

Crew

7.8

Boarding

7.3

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Washington, D.C.. 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, D.C.?

    Located just 2.5 mi from the city center, Kathmandu Tribhuvan is the airport most travelers will use when flying to Washington, D.C. from Kathmandu. Booking flights from Tribhuvan (KTM) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 3 different airlines.

  • How long is the flight from Kathmandu to Washington, D.C.?

    Airlines like Qatar Airways, Air India, and Singapore Airlines fly from Kathmandu to Washington, D.C. in about 33h 55m. The time it takes to get you to your destination can typically vary by up to 16h 19m. Airlines will cover a distance of 7695 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kathmandu to Washington, D.C. round-trip?

    Our cheapest airline available from Kathmandu to Washington, D.C. is Qatar Airways. Our recent data shows that you can find tickets from as low as $1,241 on this airline. Additional options worth looking into are Turkish Airlines and Emirates, starting at $1,281 and $1,437 round-trip. These flights start at 20% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Kathmandu to Washington, D.C. one-way?

    The cheapest airlines for a one-way flight from Kathmandu to Washington, D.C. are IndiGo ($512), Air China ($594), and Air India ($594).

  • What are the most popular routes from Kathmandu to Washington, D.C.?

    While some choose either Kathmandu Tribhuvan - Washington, D.C. Reagan-National or Kathmandu Tribhuvan - Baltimore/Washington, Kathmandu Tribhuvan - Washington, D.C. Dulles Intl is the most popular route from Kathmandu to Washington, D.C..

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

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

  • How can I find direct flights from Kathmandu to Washington, D.C.?

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

  • Can I find deals for business class flights from Kathmandu to Washington, D.C.?

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

  • What is the cheapest month to book a flight from Kathmandu to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. (average of $480). Flying from Kathmandu to Washington, D.C. in October is currently the most expensive (average of $1,418). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge

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Alternative routes for Kathmandu to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Kathmandu to Dulles Intl flights

Top 3 airlines flying from Kathmandu to Washington, D.C.

Discover the top 3 airlines that operate flights from Kathmandu to Washington, D.C.. 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 July 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,241Average$1,504FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,281Average$1,611FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,437Average$1,551FlexibilityNo cancel feeOn-time75%

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