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Dulles Intl

$583+ Cheap flights from Kathmandu (KTM) to Dulles Intl (IAD)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — IAD
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Kathmandu to Dulles Intl

Cheapest flights from Kathmandu to Dulles Intl
Explore the most affordable flight options available from Kathmandu to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Trip.com deal was found by Cheapflights users on 3/9. 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 4/24:40 pm
KTM
-
IAD
2 stops26h 50m
Multiple Airlines
Sat 4/253:10 pm
IAD
-
KTM
2 stops38h 45m
Multiple Airlines
Deal found 3/9$1,102
This FlightHub deal was found by Cheapflights users on 3/6. 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.
Sun 3/151:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Sun 3/2910:55 am
IAD
-
KTM
2 stops45h 30m
Multiple Airlines
Deal found 3/6$1,152
This FlightHub deal was found by Cheapflights users on 3/10. 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.
Thu 4/91:25 pm
KTM
-
IAD
2 stops29h 00m
Multiple Airlines
Thu 4/1610:55 am
IAD
-
KTM
2 stops45h 30m
Multiple Airlines
Deal found 3/10$1,155
This FlightHub deal was found by Cheapflights users on 3/9. 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 3/171:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Thu 4/2310:55 am
IAD
-
KTM
1 stop37h 05m
Multiple Airlines
Deal found 3/9$1,192
This Trip.com deal was found by Cheapflights users on 3/7. 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.
Wed 4/110:50 am
KTM
-
IAD
2 stops31h 35m
Multiple Airlines
Sat 7/410:55 am
IAD
-
KTM
2 stops43h 00m
Multiple Airlines
Deal found 3/7$1,198
This Gurufare deal was found by Cheapflights users on 3/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/241:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Fri 3/2711:15 am
IAD
-
KTM
2 stops45h 10m
Multiple Airlines
Deal found 3/10$1,203
This Gurufare deal was found by Cheapflights users on 3/6. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/201:45 pm
KTM
-
IAD
2 stops29h 00m
Multiple Airlines
Mon 3/2311:15 am
IAD
-
KTM
2 stops45h 35m
Multiple Airlines
Deal found 3/6$1,206
This Mytrip deal was found by Cheapflights users on 3/9. 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.
Thu 4/232:55 pm
KTM
-
IAD
2 stops28h 35m
Multiple Airlines
Thu 4/303:10 pm
IAD
-
KTM
1 stop32h 35m
Multiple Airlines
Deal found 3/9$1,209
This CheapOair deal was found by Cheapflights users on 3/9. 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.
Wed 3/181:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Sat 3/2111:15 am
IAD
-
KTM
2 stops45h 35m
Multiple Airlines
Deal found 3/9$1,215
This CheapOair deal was found by Cheapflights users on 3/9. 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 3/201:45 pm
KTM
-
IAD
2 stops53h 00m
Multiple Airlines
Wed 4/110:55 am
IAD
-
KTM
2 stops45h 30m
Multiple Airlines
Deal found 3/9$1,220

Find flight deals from Kathmandu to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Dulles Intl (IAD). 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,102
(Trip.com)

One-way from

$583
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$1,339
Provider with most accurate pricing for Kathmandu Tribhuvan-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Washington, D.C. Dulles Intl flights.
Search Deals
From Kathmandu Tribhuvan to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Kathmandu Tribhuvan to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kathmandu to Dulles Intl 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 March 10, 2026.
Use the filters below to find and compare flights from Kathmandu to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Fri 3/20

1:45 pm-9:00 am

2 stops29h 00m

Washington, D.C. Dulles Intl

Mon 3/23

11:15 am-6:35 pm

2 stops45h 35m

$1,206
Quickest round-trip

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Fri 5/29

6:15 pm-8:40 am

1 stop24h 10m

Washington, D.C. Dulles Intl

Fri 10/30

11:40 am-5:30 pm

1 stop20h 05m

$1,228

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 4/2

10:05 am-3:40 pm

1 stop39h 20m

Washington, D.C. Dulles Intl

Sat 4/25

8:20 pm-5:00 pm

1 stop34h 55m

$1,236

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 3/24

5:40 pm-4:55 pm

1 stop33h 00m

Washington, D.C. Dulles Intl

Mon 9/21

9:00 pm-9:50 am

1 stop27h 05m

$1,267

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 4/30

10:55 am-4:05 pm

1 stop38h 55m

Washington, D.C. Dulles Intl

Thu 6/25

9:00 pm-8:50 am

1 stop26h 05m

$1,425

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 5/10

10:55 am-8:40 am

1 stop31h 30m

Washington, D.C. Dulles Intl

Fri 5/15

11:00 am-5:00 pm

1 stop20h 15m

$1,425

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sun 4/26

10:55 am-8:40 am

1 stop31h 30m

Washington, D.C. Dulles Intl

Thu 5/28

8:20 pm-7:55 am

1 stop25h 50m

$1,467

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Thu 4/23

10:55 am-8:40 am

1 stop31h 30m

Washington, D.C. Dulles Intl

Thu 5/28

8:20 pm-7:55 am

1 stop25h 50m

$1,467

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Tue 4/28

10:55 am-4:05 pm

1 stop38h 55m

Washington, D.C. Dulles Intl

Sun 5/24

8:20 pm-7:55 am

1 stop25h 50m

$1,469

KathmanduWashington, D.C.

KTM - IAD

KTMIAD

Kathmandu Tribhuvan

Sat 3/21

5:40 pm-9:20 am

1 stop25h 25m

Washington, D.C. Dulles Intl

Thu 9/17

9:00 pm-9:50 am

1 stop27h 05m

$1,493

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 22 resultsSorted by cheapest first
1
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3

Compare providers for flights from Kathmandu to Dulles Intl

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 Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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. Dulles Intl Airport 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. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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 Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Dulles Intl. Price data was last updated on March 6, 2026.

The price you pay for your flight from Kathmandu to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, July is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport (average of $1,081). Flying from Kathmandu to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated March 10, 2026.
Get a feel of what it's like to fly with Emirates,Qatar Airways, andTurkish Airlines from Kathmandu to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

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
3,540 reviews
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

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
3,744 reviews
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

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
4,249 reviews
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
IndiGo
6.8
Okay
542 reviews
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Air India
5.5
Fair
2,969 reviews
Emirates
8.1
Very good
3,540 reviews

Food

7.9

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Crew

8.3

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 Dulles Intl. 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. Dulles Intl?

    If you book a flight to Washington, D.C. Dulles Intl from Kathmandu, you will be flying from Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 2.5 mi from the center of Kathmandu. There are 0 flights from Tribhuvan to Washington, D.C. Dulles Intl per day from 5 different airlines.

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

    For as low as $1,267, Qatar Airways can have you in Washington, D.C. Dulles Intl Airport from Kathmandu in 33h. The distance between Kathmandu and Washington, D.C. Dulles Intl Airport is about 7695 mi.

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

    Cheapflights users have booked flights from Kathmandu to Washington, D.C. Dulles Intl Airport round-trip from $480. Other airlines that can offer you cheap pricing are Air India, from $1,150, and Qatar Airways, from $1,278. IndiGo is priced at 68% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for IndiGo. According to our data, you can fly for as low as $512. Users have also found prices from $594 and $733 on Air India and Qatar Airways, respectively.

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

    Of the flights from Kathmandu to Washington, D.C. Dulles Intl Airport that have layovers, most of them stop in Doha.

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

    The least popular layover on flights from Kathmandu to Washington, D.C. Dulles Intl Airport is Istanbul.

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

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

  • How can I find direct flights from Kathmandu to Dulles Intl?

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

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

    Yes. Cheapflights offers flight deals from Kathmandu to Dulles Intl 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. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport (average of $1,081). Flying from Kathmandu to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Linthicum Heights
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kathmandu to Dulles Intl

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

Top 5 airlines flying from Kathmandu to Dulles Intl

Discover the top 5 airlines that operate flights from Kathmandu to Dulles Intl. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$480Average$1,173FlexibilityNo cancel feeOn-time80%
Air IndiaCheapest$1,150Average$1,617FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$1,278Average$1,525FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,281Average$1,379FlexibilityNo cancel feeOn-time77%
EmiratesCheapest$1,482Average$1,602FlexibilityNo cancel feeOn-time75%

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