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Kathmandu

$409+ Cheap flights from District of Columbia to Kathmandu (KTM)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KTM
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from District of Columbia to Kathmandu

Cheapest flights from District of Columbia to Kathmandu
Explore the most affordable flight options available from District of Columbia to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Gotogate deal was found by Cheapflights users on 12/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:35 pmIAD - KTM
1 stop31h 45mEtihad Airways
Mon 1/199:50 amKTM - IAD
1 stop34h 00mEtihad Airways
Deal found 12/11$1,325
This Mytrip deal was found by Cheapflights users on 12/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:35 pmIAD - KTM
1 stop31h 45mMultiple Airlines
Mon 1/199:05 pmKTM - IAD
2 stops33h 00mMultiple Airlines
Deal found 12/11$1,349
This CheapOair deal was found by Cheapflights users on 12/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/141:30 pmIAD - KTM
2 stops33h 35mIndiGo
Tue 12/165:10 pmKTM - IAD
2 stops36h 55mIndiGo
Deal found 12/10$1,565
This oojo deal was found by Cheapflights users on 12/11. 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.
Wed 12/242:35 pmIAD - KTM
1 stop31h 45mEtihad Airways
Mon 1/199:50 amKTM - IAD
1 stop34h 00mEtihad Airways
Deal found 12/11$1,571
This oojo deal was found by Cheapflights users on 12/11. 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.
Sat 12/272:35 pmIAD - KTM
1 stop31h 45mEtihad Airways
Mon 1/269:50 amKTM - IAD
1 stop34h 00mEtihad Airways
Deal found 12/11$1,608
This CheapOair deal was found by Cheapflights users on 12/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/148:05 pmIAD - KTM
1 stop25h 05mMultiple Airlines
Tue 12/161:40 pmKTM - IAD
2 stops37h 00mMultiple Airlines
Deal found 12/10$1,634
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/272:35 pmIAD - KTM
1 stop31h 45mEtihad Airways
Thu 1/229:50 amKTM - IAD
1 stop34h 00mEtihad Airways
Deal found 12/11$1,667
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:35 pmIAD - KTM
1 stop31h 45mMultiple Airlines
Wed 1/211:45 pmKTM - IAD
2 stops30h 05mMultiple Airlines
Deal found 12/11$1,709
This Cathay Pacific deal was found by Cheapflights users on 12/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/273:11 pmDCA - KTM
2 stops43h 34mMultiple Airlines
Sun 1/2510:55 pmKTM - DCA
2 stops32h 34mMultiple Airlines
Deal found 12/10$1,763
This oojo deal was found by Cheapflights users on 12/11. 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.
Tue 12/304:59 pmDCA - KTM
2 stops28h 11mQatar Airways
Mon 1/199:10 amKTM - DCA
2 stops42h 34mQatar Airways
Deal found 12/11$2,110
This Cathay Pacific deal was found by Cheapflights users on 12/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:59 pmDCA - KTM
2 stops43h 46mMultiple Airlines
Fri 1/1610:55 pmKTM - DCA
2 stops32h 34mMultiple Airlines
Deal found 12/10$2,172
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:35 pmDCA - KTM
2 stops40h 10mCathay Pacific
Tue 1/2010:55 pmKTM - DCA
2 stops34h 50mCathay Pacific
Deal found 12/11$2,186

Find flight deals from District of Columbia to Kathmandu

Keep the following information in mind while searching for District of Columbia to Kathmandu flight deals. Data was last updated December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$1,138
(Mytrip)

One-way from

$409
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,959
Provider with most accurate pricing for Washington, D.C. (WAS)-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Kathmandu Tribhuvan flights.
Search Deals
From District of Columbia to Kathmandu Tribhuvan
Search Deals
One-way flight from District of Columbia to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($46 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 District of Columbia to Kathmandu 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 12, 2025.
Use the filters below to find and compare flights from District of Columbia to Kathmandu that are best for you.

Fly from

District of Columbia

Fly to

Kathmandu

Route

Depart

Return

Price

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 1/14

6:00 am-4:30 pm

2 stops23h 45m

Kathmandu Tribhuvan

Thu 3/12

2:55 pm-10:59 pm

2 stops41h 49m

$1,162

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Thu 1/8

2:35 pm-9:05 am

1 stop31h 45m

Kathmandu Tribhuvan

Tue 4/7

10:50 am-9:45 am

2 stops32h 40m

$1,199

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Mon 4/27

11:54 am-9:45 pm

2 stops48h 06m

Kathmandu Tribhuvan

Mon 5/11

11:00 pm-10:15 pm

2 stops33h 00m

$1,282

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Mon 1/19

10:30 am-6:35 pm

2 stops45h 20m

Kathmandu Tribhuvan

Wed 2/11

1:45 pm-8:10 am

2 stops53h 10m

$1,288

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sat 1/3

2:35 pm-9:05 am

1 stop31h 45m

Kathmandu Tribhuvan

Tue 2/3

1:45 pm-9:05 am

2 stops30h 05m

$1,288

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Tue 4/28

1:10 pm-9:45 pm

2 stops46h 50m

Kathmandu Tribhuvan

Thu 5/14

11:00 pm-11:34 pm

2 stops34h 19m

$1,297

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 5/20

6:30 am-11:00 pm

2 stops30h 45m

Kathmandu Tribhuvan

Sun 5/31

10:05 am-10:59 pm

2 stops46h 39m

$1,311

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Thu 2/12

7:51 pm-4:30 pm

2 stops33h 54m

Kathmandu Tribhuvan

Fri 3/13

9:05 pm-7:19 pm

2 stops31h 59m

$1,323

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Mon 1/19

9:15 pm-11:10 am

1 stop27h 10m

Kathmandu Tribhuvan

Wed 2/11

12:35 pm-7:20 pm

1 stop41h 30m

$1,329

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Thu 1/8

1:30 pm-11:10 am

1 stop34h 55m

Kathmandu Tribhuvan

Tue 4/7

7:30 am-11:35 am

1 stop37h 50m

$1,329

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 45 results
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Best time to book a flight from District of Columbia to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from District of Columbia 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 District of Columbia to Kathmandu

What is the cheapest month to book a flight from District of Columbia to Kathmandu?

Currently, August is the cheapest month in which you can book a flight from District of Columbia to Kathmandu (average of $792). Flying from District of Columbia to Kathmandu in June is currently the most expensive (average of $1,230). 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 DC to KTM?

Find hourly flight availability from District of Columbia to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from District of Columbia to Kathmandu by exploring options for tickets in the evening.

How much does it cost to fly round-trip from District of Columbia to Kathmandu?

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Kathmandu. 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 into for flights to Kathmandu from District of Columbia?

    Located just 2.5 mi from the city center, Kathmandu Tribhuvan (KTM) is the airport most travelers will use when flying to Kathmandu from District of Columbia.

  • How long is the flight from District of Columbia to Kathmandu?

    A quick flight from District of Columbia to Kathmandu can take about 27h 10m. Cathay Pacific provides one of the quickest options available for as low as $1,329. 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 to fly from District of Columbia to Kathmandu one-way?

    One-way options have recently been found by users for as low as $411 on Air India. Other airlines that offer cheap prices include IndiGo from $429 and Turkish Airlines from $485 one-way.

  • Can I find deals for flights from District of Columbia to Kathmandu that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Kathmandu?

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

  • Can I find deals for business class flights from District of Columbia to Kathmandu?

    Yes. Cheapflights offers flight deals from District of Columbia to Kathmandu 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 District of Columbia to Kathmandu?

    Currently, August is the cheapest month in which you can book a flight from District of Columbia to Kathmandu (average of $792). Flying from District of Columbia to Kathmandu in June is currently the most expensive (average of $1,230). 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
Nagarkot

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Alternative routes for District of Columbia to Kathmandu

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Top 7 airlines flying from District of Columbia to Kathmandu

Discover the top 7 airlines that operate flights from District of Columbia to Kathmandu. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$858Average$1,331FlexibilityNo cancel feeOn-timeN/A
IndiGoCheapest$988Average$1,300FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,092Average$1,272FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$1,154Average$1,498FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,233Average$1,680FlexibilityNo cancel feeOn-time68%
Etihad AirwaysCheapest$1,449Average$1,668FlexibilityNo cancel feeOn-time75%
SWISSCheapest$1,611Average$1,659FlexibilityNo cancel feeOn-time79%

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