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Kathmandu

$445+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — KTM
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find 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 October 16, 2025.

This Mytrip deal was found by Cheapflights users on 10/14. 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.
Sat 11/17:10 pmIAD - KTM
3 stops30h 55mMultiple Airlines
Sat 11/82:45 pmKTM - IAD
2 stops35h 30mMultiple Airlines
Deal found 10/14$1,121
This Trip.com deal was found by Cheapflights users on 10/14. 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.
Fri 10/3111:00 amIAD - KTM
2 stops45h 50mMultiple Airlines
Mon 11/171:45 pmKTM - IAD
3 stops64h 05mMultiple Airlines
Deal found 10/14$1,136
This Mytrip deal was found by Cheapflights users on 10/14. 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 11/109:10 pmIAD - KTM
1 stop25h 10mMultiple Airlines
Mon 12/82:45 pmKTM - IAD
3 stops35h 30mMultiple Airlines
Deal found 10/14$1,137
This Mytrip deal was found by Cheapflights users on 10/14. 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.
Wed 11/129:10 pmIAD - KTM
1 stop25h 10mMultiple Airlines
Wed 11/192:45 pmKTM - IAD
2 stops35h 30mMultiple Airlines
Deal found 10/14$1,138
This Mytrip deal was found by Cheapflights users on 10/14. 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.
Wed 11/126:10 pmIAD - KTM
3 stops25h 40mMultiple Airlines
Thu 11/272:00 pmKTM - IAD
3 stops34h 50mMultiple Airlines
Deal found 10/14$1,140
This Mytrip deal was found by Cheapflights users on 10/14. 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 11/119:10 pmIAD - KTM
1 stop25h 10mMultiple Airlines
Tue 12/22:45 pmKTM - IAD
3 stops35h 30mMultiple Airlines
Deal found 10/14$1,141
This Mytrip deal was found by Cheapflights users on 10/15. 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 10/236:50 pmIAD - KTM
3 stops29h 15mMultiple Airlines
Fri 10/312:45 pmKTM - IAD
2 stops35h 30mMultiple Airlines
Deal found 10/15$1,143
This CheapOair deal was found by Cheapflights users on 10/15. 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 10/2810:15 pmIAD - KTM
1 stop27h 10mTurkish Airlines
Wed 11/1212:35 pmKTM - IAD
1 stop41h 30mTurkish Airlines
Deal found 10/15$1,144
This Mytrip deal was found by Cheapflights users on 10/16. 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.
Fri 10/246:50 pmIAD - KTM
3 stops26h 00mMultiple Airlines
Wed 11/122:45 pmKTM - IAD
3 stops35h 30mMultiple Airlines
Deal found 10/16$1,148
This Mytrip deal was found by Cheapflights users on 10/16. 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 11/116:10 pmIAD - KTM
3 stops30h 55mMultiple Airlines
Sun 12/143:05 pmKTM - IAD
3 stops35h 10mMultiple Airlines
Deal found 10/16$1,150
This Trip.com deal was found by Cheapflights users on 10/15. 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 11/610:00 amIAD - KTM
2 stops45h 50mMultiple Airlines
Sat 11/221:45 pmKTM - IAD
3 stops53h 00mMultiple Airlines
Deal found 10/15$1,153
This oojo deal was found by Cheapflights users on 10/15. 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 10/2212:31 pmDCA - KTM
2 stops47h 29mCathay Pacific
Sun 11/1610:55 pmKTM - DCA
2 stops32h 34mCathay Pacific
Deal found 10/15$1,239

Cheap 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,136
(Mytrip)

One-way from

$445
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$1,418
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. 11% potential increase in price ($190 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 16, 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

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Mon 11/10

9:10 pm-9:05 am

1 stop25h 10m

Kathmandu Tribhuvan

Mon 12/8

2:45 pm-3:30 pm

3 stops35h 30m

$1,137

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Wed 11/26

6:10 pm-6:35 am

3 stops25h 40m

Kathmandu Tribhuvan

Fri 12/5

4:40 pm-3:30 pm

3 stops33h 35m

$1,203

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 11/12

2:52 pm-9:30 pm

2 stops43h 53m

Kathmandu Tribhuvan

Wed 11/19

10:55 pm-12:01 am

2 stops35h 51m

$1,239

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Mon 10/27

5:21 pm-9:30 pm

2 stops42h 24m

Kathmandu Tribhuvan

Tue 11/25

10:55 pm-12:01 am

2 stops35h 51m

$1,241

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sun 1/18

9:13 pm-9:30 pm

2 stops61h 32m

Kathmandu Tribhuvan

Sun 2/1

10:55 pm-6:44 pm

2 stops30h 34m

$1,246

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Mon 1/19

6:42 pm-9:30 pm

2 stops40h 03m

Kathmandu Tribhuvan

Wed 3/11

10:55 pm-6:57 pm

2 stops29h 47m

$1,252

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Tue 11/4

9:45 am-9:30 pm

2 stops49h 00m

Kathmandu Tribhuvan

Tue 11/18

10:55 pm-6:44 pm

2 stops30h 34m

$1,282

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sun 12/7

1:30 pm-11:10 am

1 stop34h 55m

Kathmandu Tribhuvan

Thu 12/25

12:35 pm-11:45 am

1 stop33h 55m

$1,284

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sun 1/18

9:15 pm-11:10 am

1 stop27h 10m

Kathmandu Tribhuvan

Sun 2/1

2:45 pm-3:30 pm

2 stops35h 30m

$1,288

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sat 1/24

3:59 pm-9:30 pm

2 stops42h 46m

Kathmandu Tribhuvan

Mon 2/23

10:55 pm-10:00 pm

2 stops33h 50m

$1,289

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

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 $1,227). 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 October 16, 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 34h 55m. Cathay Pacific provides one of the quickest options available for as low as $1,284. Airlines will cover a distance of 7695 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $1,227). 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$864Average$1,352FlexibilityNo cancel feeOn-timeN/A
IndiGoCheapest$1,045Average$1,324FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,092Average$1,316FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$1,186Average$1,679FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,205Average$1,697FlexibilityNo cancel feeOn-time68%
SWISSCheapest$1,324Average$1,652FlexibilityNo cancel feeOn-time79%
Etihad AirwaysCheapest$1,403Average$1,597FlexibilityNo cancel feeOn-time75%

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