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Washington, D.C.

$544+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — WAS
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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1. Tell us where you want to go

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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 February 13, 2026.

This KLM deal was found by Cheapflights users on 2/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/143:10 pm
KTM
-
IAD
2 stops34h 10m
KLM
Tue 7/216:15 pm
IAD
-
KTM
2 stops34h 10m
KLM
Deal found 2/10$1,084
This Trip.com deal was found by Cheapflights users on 2/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/301:25 pm
KTM
-
IAD
2 stops30h 05m
Multiple Airlines
Mon 4/63:10 pm
IAD
-
KTM
2 stops41h 15m
Multiple Airlines
Deal found 2/13$1,086
This Trip.com deal was found by Cheapflights users on 2/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:50 am
KTM
-
IAD
2 stops31h 35m
Multiple Airlines
Fri 9/1111:05 am
IAD
-
KTM
2 stops40h 15m
Multiple Airlines
Deal found 2/13$1,101
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:35 am
KTM
-
IAD
2 stops37h 15m
Multiple Airlines
Sun 4/53:10 pm
IAD
-
KTM
1 stop32h 35m
Multiple Airlines
Deal found 2/12$1,112
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Tue 3/1711:15 am
IAD
-
KTM
2 stops45h 35m
Multiple Airlines
Deal found 2/10$1,160
This KLM deal was found by Cheapflights users on 2/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:10 pm
KTM
-
IAD
2 stops34h 40m
KLM
Sun 8/29:45 pm
IAD
-
KTM
2 stops54h 40m
KLM
Deal found 2/12$1,182
This Booking.com deal was found by Cheapflights users on 2/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:45 pm
KTM
-
IAD
2 stops29h 10m
Multiple Airlines
Fri 3/2711:15 am
IAD
-
KTM
2 stops45h 10m
Multiple Airlines
Deal found 2/12$1,207
This Booking.com deal was found by Cheapflights users on 2/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/171:45 pm
KTM
-
IAD
2 stops29h 00m
Multiple Airlines
Wed 3/2511:15 am
IAD
-
KTM
1 stop36h 40m
Multiple Airlines
Deal found 2/11$1,214
This FlightHub deal was found by Cheapflights users on 2/12. 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.
Thu 3/265:30 pm
KTM
-
DCA
2 stops39h 14m
Multiple Airlines
Sun 4/56:00 am
DCA
-
KTM
2 stops24h 45m
Multiple Airlines
Deal found 2/12$1,482
This oojo deal was found by Cheapflights users on 2/13. 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 5/76:15 pm
KTM
-
DCA
2 stops36h 30m
Qatar Airways
Fri 9/116:00 pm
DCA
-
KTM
2 stops30h 05m
Qatar Airways
Deal found 2/13$1,556
This FlightHub deal was found by Cheapflights users on 2/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:40 pm
KTM
-
BWI
2 stops38h 05m
Qatar Airways
Tue 3/1712:32 pm
BWI
-
KTM
2 stops43h 33m
Qatar Airways
Deal found 2/10$1,600
This oojo deal was found by Cheapflights users on 2/13. 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 5/710:55 am
KTM
-
BWI
2 stops46h 46m
Qatar Airways
Fri 9/1111:25 am
BWI
-
KTM
2 stops35h 40m
Qatar Airways
Deal found 2/13$1,606

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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,084
(KLM)

One-way from

$544
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$1,575
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 ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 13, 2026.
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

Sun 6/14

3:10 pm-3:35 pm

2 stops34h 10m

Washington, D.C. Dulles Intl

Tue 7/21

6:15 pm-2:10 pm

2 stops34h 10m

$1,084

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 3/30

1:25 pm-9:45 am

2 stops30h 05m

Washington, D.C. Dulles Intl

Mon 4/6

3:10 pm-6:10 pm

2 stops41h 15m

$1,086

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/10

1:45 pm-9:00 am

2 stops53h 00m

Washington, D.C. Dulles Intl

Tue 3/17

11:15 am-6:35 pm

2 stops45h 35m

$1,160

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 3/9

5:40 pm-4:55 pm

1 stop33h 00m

Washington, D.C. Dulles Intl

Fri 3/13

11:40 am-5:50 pm

1 stop20h 25m

$1,221

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/10

5:40 pm-4:55 pm

1 stop33h 00m

Washington, D.C. Dulles Intl

Tue 3/17

9:05 pm-5:50 pm

1 stop35h 00m

$1,224

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 6/30

3:10 pm-4:05 pm

2 stops34h 40m

Washington, D.C. Dulles Intl

Sun 8/2

9:45 pm-2:10 pm

2 stops54h 40m

$1,225

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 3/8

1:45 pm-9:00 am

2 stops29h 00m

Washington, D.C. Dulles Intl

Mon 6/8

10:55 am-6:10 pm

2 stops45h 30m

$1,237

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 3/29

3:10 pm-3:35 pm

2 stops34h 10m

Washington, D.C. Dulles Intl

Sun 4/5

6:15 pm-9:50 am

2 stops29h 50m

$1,249

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 6/30

7:20 pm-11:15 am

1 stop25h 40m

Washington, D.C. Dulles Intl

Sun 8/2

1:30 pm-5:15 pm

1 stop42h 00m

$1,265

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 5/6

6:15 pm-8:40 am

1 stop24h 10m

Washington, D.C. Dulles Intl

Mon 9/14

9:00 pm-9:50 am

1 stop27h 05m

$1,272

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 60 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 February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 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, July is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. (average of $1,080). Flying from Kathmandu to Washington, D.C. in January is currently the most expensive (average of $1,428). 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.

How much does it cost to fly round-trip from Kathmandu to Washington, D.C.?

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 77% 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 $1,543.

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 February 13, 2026.
See what other customers who have flown with 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.
Qatar Airways
7.4
Good
3,734 reviews

Boarding

7.5

Crew

7.9

Food

7.3

Comfort

7.4

Overall

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Qatar Airways
7.4
Good
3,734 reviews
Qatar Airways
7.4
Good
3,734 reviews

Boarding

7.5

Crew

7.9

Food

7.3

Comfort

7.4

Overall

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Turkish Airlines
7.3
Good
4,216 reviews
Qatar Airways
7.4
Good
3,734 reviews

Boarding

7.5

Crew

7.9

Food

7.3

Comfort

7.4

Overall

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.

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 KLM, Qatar Airways, and Air India fly from Kathmandu to Washington, D.C. in about 34h 10m. The time it takes to get you to your destination can typically vary by up to 2h 20m. 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 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 $1,281 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 Qatar Airways ($740).

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

    While some choose either Kathmandu Tribhuvan - Baltimore/Washington or Kathmandu Tribhuvan - Washington, D.C. Reagan-National, 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 $1,080). Flying from Kathmandu to Washington, D.C. in January is currently the most expensive (average of $1,428). 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
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$480Average$1,206FlexibilityNo cancel feeOn-time80%
Air IndiaCheapest$1,150Average$1,617FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$1,281Average$1,366FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,289Average$1,536FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,482Average$1,602FlexibilityNo cancel feeOn-time75%

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