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Washington, D.C.

$543+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — WAS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
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 December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/17. 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.
Fri 12/2610:50 amKTM - IAD
2 stops43h 15mIndiGo
Wed 1/141:30 pmIAD - KTM
2 stops36h 00mIndiGo
Deal found 12/17$1,169
This Mytrip deal was found by Cheapflights users on 12/17. 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.
Mon 12/225:10 pmKTM - IAD
2 stops36h 55mMultiple Airlines
Mon 12/296:10 pmIAD - KTM
3 stops32h 35mMultiple Airlines
Deal found 12/17$1,202
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Fri 12/267:05 pmKTM - IAD
1 stop31h 35mQatar Airways
Wed 1/1410:40 amIAD - KTM
1 stop19h 00mQatar Airways
Deal found 12/17$1,320
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Mon 12/227:05 pmKTM - IAD
1 stop31h 35mQatar Airways
Mon 12/298:05 pmIAD - KTM
1 stop35h 00mQatar Airways
Deal found 12/17$1,501
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:45 pmKTM - IAD
2 stops29h 10mMultiple Airlines
Wed 1/1410:30 amIAD - KTM
1 stop36h 25mMultiple Airlines
Deal found 12/17$1,514
This Korean Air deal was found by Cheapflights users on 12/17. 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 - BWI
2 stops30h 57mKorean Air
Sun 5/2410:00 amBWI - KTM
2 stops45h 05mKorean Air
Deal found 12/17$1,563
This Korean Air deal was found by Cheapflights users on 12/17. 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 - BWI
2 stops30h 57mKorean Air
Sat 5/236:10 pmBWI - KTM
2 stops60h 55mKorean Air
Deal found 12/17$1,577
This CheapOair deal was found by Cheapflights users on 12/17. 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 12/301:15 pmKTM - IAD
2 stops40h 50mIndiGo
Sat 1/319:15 pmIAD - KTM
2 stops32h 10mIndiGo
Deal found 12/17$1,646
This Air China deal was found by Cheapflights users on 12/17. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:35 pmKTM - IAD
2 stops64h 40mAir China
Fri 1/1610:00 pmIAD - KTM
2 stops50h 50mAir China
Deal found 12/17$1,668
This oojo deal was found by Cheapflights users on 12/17. 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 12/225:40 pmKTM - DCA
2 stops33h 40mQatar Airways
Mon 12/296:00 amDCA - KTM
2 stops23h 40mQatar Airways
Deal found 12/17$1,715
This Korean Air deal was found by Cheapflights users on 12/17. 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 - BWI
2 stops52h 20mKorean Air
Thu 5/286:19 amBWI - KTM
2 stops48h 46mKorean Air
Deal found 12/17$1,722
This Ovago deal was found by Cheapflights users on 12/17. 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.
Tue 12/309:20 amKTM - IAD
2 stops46h 46mMultiple Airlines
Sat 1/3110:30 amIAD - KTM
1 stop36h 25mMultiple Airlines
Deal found 12/17$1,733

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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$898
(Trip.com)

One-way from

$543
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$1,289
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. 3% potential increase in price ($59 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 December 2025
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 December 18, 2025.
Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Kathmandu

Fly to

Washington, D.C.

Route

Depart

Return

Price

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 1/29

10:50 am-9:05 am

2 stops33h 00m

Washington, D.C. Dulles Intl

Thu 2/5

2:35 pm-4:10 pm

2 stops38h 50m

$898

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 2/11

2:55 pm-9:05 am

2 stops28h 55m

Washington, D.C. Dulles Intl

Wed 7/15

3:35 pm-9:05 am

3 stops31h 45m

$1,153

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 6/1

11:30 pm-8:40 am

1 stop42h 55m

Washington, D.C. Dulles Intl

Mon 6/8

10:55 am-6:10 pm

2 stops45h 30m

$1,213

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sat 3/28

7:20 pm-11:15 am

1 stop25h 40m

Washington, D.C. Dulles Intl

Thu 4/30

1:15 pm-4:50 pm

1 stop41h 50m

$1,258

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 1/14

5:10 pm-3:46 pm

3 stops33h 21m

Washington, D.C. Dulles Intl

Wed 1/21

9:15 pm-12:15 pm

2 stops28h 15m

$1,270

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 1/29

12:35 pm-11:45 am

1 stop33h 55m

Washington, D.C. Dulles Intl

Thu 2/5

1:30 pm-11:10 am

1 stop34h 55m

$1,276

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 4/15

1:25 pm-8:40 am

2 stops53h 00m

Washington, D.C. Dulles Intl

Tue 6/23

10:55 am-9:45 am

1 stop37h 05m

$1,280

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Sat 1/31

5:40 pm-11:52 pm

2 stops40h 57m

Baltimore/Washington

Sat 7/25

3:27 pm-8:50 am

2 stops31h 38m

$1,602

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Wed 1/21

5:40 pm-11:52 pm

2 stops40h 57m

Baltimore/Washington

Mon 10/12

1:07 pm-8:50 am

2 stops33h 58m

$1,602

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 6/11

7:35 am-10:59 pm

2 stops49h 09m

Washington, D.C. Reagan-National

Fri 7/3

6:30 am-8:10 pm

2 stops27h 55m

$1,605

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 57 results
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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 December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kathmandu-Washington, D.C. flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, July is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. (average of $1,081). Flying from Kathmandu to Washington, D.C. in December is currently the most expensive (average of $1,353). 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 is the cheapest time of day to fly from KTM to WAS?

Find hourly flight availability from Kathmandu to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Kathmandu to Washington, D.C. at noon. Doing so could potentially save you 31% on the flight price compared to flying in the evening, which is usually more expensive.

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 83% 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 $1,557.

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 20m.

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 Doha (DOH) offer the fastest connection on this route, with an average layover time of 6h 27m.

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 December 18, 2025.
See what other customers who have flown with Emirates, Qatar Airways, and Turkish Airlines 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.
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Food

7.9

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Emirates
8.1
Very good
3,440 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Food

7.9

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Qatar Airways
7.4
Good
3,686 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Food

7.9

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Turkish Airlines
7.3
Good
4,105 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Food

7.9

Crew

8.3

Boarding

8.1

Overall

8.1

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.

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 5 different airlines.

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

    Airlines like Qatar Airways and Air India fly from Kathmandu to Washington, D.C. in about 40h 57m. The time it takes to get you to your destination can typically vary by up to 8h 12m. Airlines will cover a distance of 7668 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 IndiGo. Our recent data shows that you can find tickets from as low as $480 on this airline. Additional options worth looking into are Air India and Turkish Airlines, starting at $1,150 and $1,237 round-trip. These flights start at 67% 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 India ($595), and Turkish Airlines ($723).

  • 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..

  • Where are the most common layover locations when flying from Kathmandu to Washington, D.C.?

    The most popular layover on flights from Kathmandu to Washington, D.C. is Doha.

  • Where are the least popular layover locations for Kathmandu to Washington, D.C. flights?

    Kathmandu to Washington, D.C. flights that have layovers will least frequently stop in Istanbul.

  • 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, July is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. (average of $1,081). Flying from Kathmandu to Washington, D.C. in December is currently the most expensive (average of $1,353). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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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
Kathmandu to Reagan-National flights

Top 5 airlines flying from Kathmandu to Washington, D.C.

Discover the top 5 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$947Average$1,206FlexibilityNo cancel feeOn-time80%
Air IndiaCheapest$1,150Average$1,660FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$1,237Average$1,317FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,323Average$1,525FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,508Average$1,600FlexibilityNo cancel feeOn-time75%

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