Washington, D.C.

$714+ 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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — WAS
Apr 27 — May 41
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kathmandu to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,217
(Booking.com)

One-way from

$714
(Mytrip)

Popular in

August

Cheapest in

January

Average price

$1,689
Provider with most accurate pricing for Kathmandu Tribhuvan-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Washington, D.C. (WAS) flights.
From Kathmandu Tribhuvan to Washington, D.C. (WAS)
One-way flight from Kathmandu Tribhuvan to Washington, D.C. (WAS)
Highest demand for flights based on searches. 6% potential increase in price ($110 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($61 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find 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 April 22, 2025.

This Booking.com deal was found by Cheapflights users on 4/22. 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 5/202:00 pmKTM - IAD
2 stops39h 30mIndiGo
Tue 5/271:30 pmIAD - KTM
2 stops37h 45mIndiGo
Deal found 4/22$1,217
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Sun 7/2010:50 amKTM - IAD
2 stops42h 40mMultiple Airlines
Sat 8/210:05 pmIAD - KTM
1 stop31h 50mMultiple Airlines
Deal found 4/22$1,239
This Turkish Airlines deal was found by Cheapflights users on 4/22. 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.
Mon 5/267:40 amKTM - IAD
1 stop37h 50mTurkish Airlines
Tue 7/11:30 pmIAD - KTM
1 stop31h 00mTurkish Airlines
Deal found 4/22$1,336
This FlightHub deal was found by Cheapflights users on 4/22. 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 10/167:05 pmKTM - IAD
1 stop30h 50mQatar Airways
Sun 11/2310:40 amIAD - KTM
1 stop20h 05mQatar Airways
Deal found 4/22$1,370
This oojo deal was found by Cheapflights users on 4/21. 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 5/236:00 pmKTM - BWI
2 stops38h 01mQatar Airways
Tue 8/1911:27 amBWI - KTM
2 stops35h 38mQatar Airways
Deal found 4/21$1,648
This oojo deal was found by Cheapflights users on 4/21. 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.
Sun 6/296:00 pmKTM - DCA
2 stops36h 33mQatar Airways
Sun 8/33:00 pmDCA - KTM
2 stops32h 05mQatar Airways
Deal found 4/21$1,662
This FlightHub deal was found by Cheapflights users on 4/21. 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.
Wed 7/309:00 amKTM - IAD
1 stop33h 25mEmirates
Wed 1/2810:30 amIAD - KTM
1 stop21h 00mEmirates
Deal found 4/21$1,672
This Etihad Airways deal was found by Cheapflights users on 4/22. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/264:20 pmKTM - IAD
1 stop33h 35mEtihad Airways
Thu 6/2610:05 pmIAD - KTM
1 stop31h 50mEtihad Airways
Deal found 4/22$1,754
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2510:05 amKTM - DCA
2 stops31h 30mMultiple Airlines
Wed 7/305:00 amDCA - KTM
3 stops26h 00mMultiple Airlines
Deal found 4/22$1,867
This Singapore Airlines deal was found by Cheapflights users on 4/22. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2011:00 pmKTM - BWI
2 stops51h 40mSingapore Airlines
Sat 8/26:05 amBWI - KTM
2 stops53h 55mSingapore Airlines
Deal found 4/22$1,972
This Singapore Airlines deal was found by Cheapflights users on 4/21. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2311:00 pmKTM - DCA
3 stops55h 44mSingapore Airlines
Tue 8/199:59 amDCA - KTM
2 stops50h 01mSingapore Airlines
Deal found 4/21$2,100
This Expedia deal was found by Cheapflights users on 4/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/146:00 pmKTM - BWI
2 stops34h 00mMultiple Airlines
Tue 2/175:50 pmBWI - KTM
3 stops65h 15mMultiple Airlines
Deal found 4/22$2,229

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 April 22, 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

Tue 5/20

2:00 pm-7:45 pm

2 stops39h 30m

Washington, D.C. Dulles Intl

Tue 5/27

1:30 pm-1:00 pm

2 stops37h 45m

$1,217

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 7/20

10:50 am-7:45 pm

2 stops42h 40m

Washington, D.C. Dulles Intl

Sat 8/2

10:05 pm-3:40 pm

1 stop31h 50m

$1,239

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 5/26

7:40 am-11:45 am

1 stop37h 50m

Washington, D.C. Dulles Intl

Fri 6/27

9:40 pm-6:15 am

1 stop22h 50m

$1,336

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 10/16

7:05 pm-4:10 pm

1 stop30h 50m

Washington, D.C. Dulles Intl

Sun 11/23

10:40 am-5:30 pm

1 stop20h 05m

$1,370

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Fri 5/23

6:00 pm-10:16 pm

2 stops38h 01m

Baltimore/Washington

Tue 8/19

11:27 am-8:50 am

2 stops35h 38m

$1,648

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Sun 6/29

6:00 pm-8:48 pm

2 stops36h 33m

Washington, D.C. Reagan-National

Sun 8/3

3:00 pm-8:50 am

2 stops32h 05m

$1,662

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Wed 7/30

9:00 am-8:40 am

1 stop33h 25m

Washington, D.C. Dulles Intl

Wed 1/28

10:30 am-6:15 pm

1 stop21h 00m

$1,672

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Mon 5/26

4:20 pm-4:10 pm

1 stop33h 35m

Washington, D.C. Dulles Intl

Thu 6/26

10:05 pm-3:40 pm

1 stop31h 50m

$1,754

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 6/25

10:05 am-7:50 am

2 stops31h 30m

Washington, D.C. Reagan-National

Wed 7/30

5:00 am-4:45 pm

3 stops26h 00m

$1,867

KathmanduBaltimore

KTM - BWI

KTMBWI

Kathmandu Tribhuvan

Sun 7/20

11:00 pm-4:55 pm

2 stops51h 40m

Baltimore/Washington

Sat 8/2

6:05 am-9:45 pm

2 stops53h 55m

$1,972

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 38 results
1
2
3
4

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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Kathmandu-Washington, D.C. flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 $309). Flying from Kathmandu to Washington, D.C. in June is currently the most expensive (average of $383). 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 April 22, 2025.

It’s typically best to fly out from Kathmandu to Washington, D.C. at noon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 22, 2025.
Get a feel of what it's like to fly with Korean Air, Singapore Airlines and Emirates from Kathmandu to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

  • 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 $1,217 on this airline. Additional options worth looking into are Turkish Airlines and Qatar Airways, starting at $1,336 and $1,370 round-trip. These flights start at 24% 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 ($799), KLM ($804), and Air India ($806).

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

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

  • What are some popular things to do or see while on a layover in Doha?

    The majority of Doha visitors spend their time at Museum of Islamic Art, Katara Cultural Village, and Aspire Tower. Travelers on a layover in Doha can visit Museum of Islamic Art, Katara Cultural Village, and Aspire Tower, by traveling 5.2 mi, 8.7 mi, and 10.6 mi, respectively after landing at Doha Hamad Intl. Travelers in need of a car in Doha can rent one for about $27 per day.

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

  • 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 $309). Flying from Kathmandu to Washington, D.C. in June is currently the most expensive (average of $383). 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 Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Bowie
Towson
National Harbor
Oxon Hill
Reston

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kathmandu to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$1,160Average$1,269FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$1,217Average$1,309FlexibilityNo cancel feeOn-time77%
Air IndiaCheapest$1,239Average$1,976FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$1,325Average$1,488FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,509Average$1,678FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.