How long is the flight from Washington, D.C. Reagan-National Airport to Kathmandu?

For as low as $1,331, Air India can have you in Kathmandu from Washington, D.C. Reagan-National Airport in 27h 40m. There are 7695 mi between Washington, D.C. Reagan-National Airport and Kathmandu.

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

What is the cheapest time of day to fly from DCA to KTM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Kathmandu as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Kathmandu flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Reagan-National Airport-Kathmandu 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 Washington, D.C. Reagan-National Airport-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Kathmandu from Washington, D.C. Reagan-National?

If you book a flight to Kathmandu from Washington, D.C. Reagan-National, you will be flying to 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 Washington, D.C. Reagan-National to Tribhuvan per day from 0 different airlines.

Can I find deals for flights from Reagan-National to Kathmandu that include hotel bookings?

Yes. In addition to deals on Reagan-National to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Kathmandu?

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

Can I find deals for business class flights from Reagan-National to Kathmandu?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$845+ Cheap Flights from Washington, D.C. Reagan-National Airport to Kathmandu

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1. Tell us where you want to go

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Cheap flight deals from Reagan-National to Kathmandu

Cheapest

Best

Last-minute

One-way

Cheapest flights from Reagan-National to Kathmandu
Explore the most affordable flight options available from Reagan-National to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.

Wed 10/286:15 am -

2 stops28h 40m

Mon 11/92:55 pm -

3 stops42h 05m

Deal found 10/23

$1,316

Mon 11/26:15 am -

2 stops27h 40m

Tue 12/152:55 pm -

3 stops42h 42m

Deal found 10/20

$1,328

Sun 11/86:15 am -

2 stops27h 40m

Mon 12/149:40 pm -

3 stops59h 57m

Deal found 10/20

$1,331

Tue 11/176:15 am -

2 stops29h 55m

Wed 12/910:05 am -

3 stops47h 32m

Deal found 10/20

$1,334

Thu 10/296:10 am -

2 stops28h 45m

Fri 11/62:55 pm -

3 stops42h 05m

Deal found 10/21

$1,338

Tue 11/176:15 am -

2 stops29h 55m

Wed 12/167:35 am -

3 stops49h 27m

Deal found 10/20

$1,346

Sun 10/256:10 am -

2 stops28h 45m

Wed 12/910:05 am -

3 stops47h 32m

Deal found 10/23

$1,361

Wed 10/286:15 am -

2 stops28h 40m

Wed 11/2510:05 am -

3 stops47h 32m

Deal found 10/24

$1,418

Sat 11/76:15 am -

2 stops27h 40m

Tue 12/157:35 am -

3 stops50h 02m

Deal found 10/23

$1,420

Sun 10/256:10 am -

2 stops32h 30m

Tue 12/810:05 am -

3 stops47h 32m

Deal found 10/23

$1,426

Best flights from Reagan-National to Kathmandu
Discover carefully curated flight deals from Reagan-National to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Sun 11/86:15 am -

2 stops27h 40m

Mon 12/149:40 pm -

3 stops59h 57m

Deal found 10/20

$1,331

Wed 1/136:00 am -

2 stops23h 25m

Tue 2/26:30 am -

2 stops51h 10m

Deal found 10/25

$1,424

Wed 10/286:00 am -

2 stops22h 50m

Wed 11/253:50 pm -

2 stops30h 06m

Deal found 10/24

$1,877

Wed 1/206:00 am -

2 stops27h 55m

Tue 2/235:10 pm -

2 stops40h 34m

Deal found 10/23

$1,336

Wed 10/286:15 am -

2 stops28h 40m

Wed 11/2510:05 am -

3 stops47h 32m

Deal found 10/24

$1,418

Thu 11/196:00 am -

2 stops27h 55m

Sat 12/126:30 am -

3 stops51h 07m

Deal found 10/24

$1,578

Mon 11/306:00 am -

2 stops27h 55m

Thu 12/109:40 pm -

3 stops59h 57m

Deal found 10/20

$1,607

Wed 11/256:00 am -

2 stops27h 55m

Sat 12/129:40 pm -

3 stops59h 57m

Deal found 10/21

$1,519

Fri 10/305:45 pm -

2 stops36h 45m

Tue 11/243:50 pm -

2 stops38h 10m

Deal found 10/24

$1,912

Sun 1/176:00 am -

2 stops23h 25m

Thu 1/216:30 am -

2 stops51h 10m

Deal found 10/22

$1,694

Sun 11/85:14 pm -

2 stops34h 36m

Thu 12/109:35 am -

2 stops44h 19m

Deal found 10/20

$1,940

Wed 11/46:15 am -

2 stops27h 40m

Sat 11/1410:05 am -

3 stops46h 55m

Deal found 10/24

$1,700

Last-minute flights from Reagan-National to Kathmandu
Discover last-minute flight deals from Reagan-National to Kathmandu. Data last updated October 25, 2026 and is based on user searches.

Sun 10/256:10 am -

2 stops28h 45m

Wed 12/910:05 am -

3 stops47h 32m

Deal found 10/23

$1,361

Sun 10/256:10 am -

2 stops32h 30m

Tue 12/810:05 am -

3 stops47h 32m

Deal found 10/23

$1,426

Wed 10/286:15 am -

2 stops28h 40m

Mon 11/92:55 pm -

3 stops42h 05m

Deal found 10/23

$1,316

Wed 10/286:15 am -

2 stops28h 40m

Wed 11/2510:05 am -

3 stops47h 32m

Deal found 10/24

$1,418

Thu 10/296:10 am -

2 stops28h 45m

Fri 11/62:55 pm -

3 stops42h 05m

Deal found 10/21

$1,338

Mon 11/26:15 am -

2 stops27h 40m

Tue 12/152:55 pm -

3 stops42h 42m

Deal found 10/20

$1,328

Sat 11/76:15 am -

2 stops27h 40m

Tue 12/157:35 am -

3 stops50h 02m

Deal found 10/23

$1,420

Sun 11/86:15 am -

2 stops27h 40m

Mon 12/149:40 pm -

3 stops59h 57m

Deal found 10/20

$1,331

Tue 11/176:15 am -

2 stops29h 55m

Wed 12/910:05 am -

3 stops47h 32m

Deal found 10/20

$1,334

Tue 11/176:15 am -

2 stops29h 55m

Wed 12/167:35 am -

3 stops49h 27m

Deal found 10/20

$1,346

One-way flights from Reagan-National to Kathmandu
Search for one-way flight options from Reagan-National to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Wed 11/119:30 am -

2 stops49h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$845

Tue 1/51:00 pm -

2 stops33h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/20

$897

Wed 11/256:00 am -

2 stops27h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$912

Sun 11/810:39 am -

3 stops39h 16m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$915

Fri 11/209:50 am -

2 stops36h 35m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/23

$957

Thu 11/59:30 am -

3 stops42h 50m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/24

$976

Tue 11/249:30 am -

2 stops49h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$987

Wed 12/911:20 am -

2 stops35h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/20

$989

Sat 10/315:45 pm -

3 stops53h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/23

$1,007

Sun 12/61:00 pm -

2 stops33h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$1,008

Sun 11/296:00 am -

3 stops30h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/20

$1,009

Sat 11/712:00 pm -

3 stops34h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/24

$1,014

Find flight deals from Reagan-National to Kathmandu

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,316 (oojo)
One-way from	$845 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$1,504

Provider with most accurate pricing for Washington, D.C. Reagan-National-Kathmandu Tribhuvan flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Kathmandu Tribhuvan flights.

Search Deals

From Washington, D.C. Reagan-National to Kathmandu Tribhuvan

Search Deals

One-way flight from Washington, D.C. Reagan-National to Kathmandu Tribhuvan

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($238 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Fri 11/20

9:50 am-9:10 am

2 stops36h 35m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$957

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Sun 12/6

1:00 pm-9:10 am

2 stops33h 25m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,008

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Sat 11/7

12:00 pm-9:05 am

3 stops34h 20m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,014

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Tue 11/3

5:12 pm-1:50 pm

3 stops57h 53m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,038

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Sun 11/29

6:00 am-10:55 pm

2 stops30h 10m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,038

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Thu 10/29

6:10 am-8:40 pm

2 stops28h 45m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,052

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Wed 10/28

6:15 am-8:40 pm

2 stops28h 40m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,052

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Sat 11/28

5:12 pm-1:05 pm

3 stops57h 08m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,071

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Wed 11/4

6:00 am-9:45 am

3 stops41h 00m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,106

Washington, D.C.Kathmandu

DCA Washington, D.C. Reagan-National - KTM Kathmandu Tribhuvan

DCAKTM

Washington, D.C. Reagan-National

Wed 10/28

4:55 pm-4:15 pm

2 stops37h 35m

Kathmandu Tribhuvan

Wed 12/31

12:00 am-1:30 pm

Nonstop0h 00m

$1,152

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 23 resultsSorted by cheapest first

Compare providers for flights from Reagan-National to Kathmandu

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Kathmandu in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust 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 Washington, D.C. Reagan-National Airport-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Kathmandu flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Kathmandu 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 Washington, D.C. Reagan-National Airport-Kathmandu 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 Reagan-National to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Reagan-National with our price prediction graph.

DCA-KTM

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.

Related info for your journey

What airport do you fly into for flights to Kathmandu from Washington, D.C. Reagan-National?
If you book a flight to Kathmandu from Washington, D.C. Reagan-National, you will be flying to 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 Washington, D.C. Reagan-National to Tribhuvan per day from 0 different airlines.
How long is the flight from Washington, D.C. Reagan-National Airport to Kathmandu?
For as low as $1,331, Air India can have you in Kathmandu from Washington, D.C. Reagan-National Airport in 27h 40m. There are 7695 mi between Washington, D.C. Reagan-National Airport and Kathmandu.
Can I find deals for flights from Reagan-National to Kathmandu that include hotel bookings?
Yes. In addition to deals on Reagan-National to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Kathmandu.
Can I find deals for business class flights from Reagan-National to Kathmandu?
Yes. Cheapflights offers flight deals from Reagan-National 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.

See more FAQs

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$845+ Cheap flights from Reagan-National (DCA) to Kathmandu (KTM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Kathmandu with Cheapflights

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Cheap flight deals from Reagan-National to Kathmandu

Cheapest flights from Reagan-National to KathmanduExplore the most affordable flight options available from Reagan-National to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.

Explore the most affordable flight options available from Reagan-National to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.

Best flights from Reagan-National to KathmanduDiscover carefully curated flight deals from Reagan-National to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Discover carefully curated flight deals from Reagan-National to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Last-minute flights from Reagan-National to KathmanduDiscover last-minute flight deals from Reagan-National to Kathmandu. Data last updated October 25, 2026 and is based on user searches.

Discover last-minute flight deals from Reagan-National to Kathmandu. Data last updated October 25, 2026 and is based on user searches.

One-way flights from Reagan-National to KathmanduSearch for one-way flight options from Reagan-National to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Search for one-way flight options from Reagan-National to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.

Find flight deals from Reagan-National to Kathmandu

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Round-trip from

One-way from

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Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Kathmandu that are best for you.

Compare providers for flights from Reagan-National to Kathmandu

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 Reagan-National to Kathmandu in October.

Best time to book a flight from Reagan-National to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Reagan-National with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Kathmandu from Washington, D.C. Reagan-National?

How long is the flight from Washington, D.C. Reagan-National Airport to Kathmandu?

Can I find deals for flights from Reagan-National to Kathmandu that include hotel bookings?

How can I find direct flights from Reagan-National to Kathmandu?

Can I find deals for business class flights from Reagan-National to Kathmandu?

Traveling to a place near Kathmandu?

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Alternative routes for Reagan-National to Kathmandu

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

Complete your trip

Complete your trip to Kathmandu by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Reagan-National to Kathmandu by cabin class

Find flights from Reagan-National to Kathmandu, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Kathmandu

Explore flights to Kathmandu departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.

Reagan-National and Kathmandu flights

Browse other Reagan-National and Kathmandu flight options. Last updated on October 25, 2026.

Other flights from Reagan-National

Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.

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Cheapest flights from Reagan-National to Kathmandu
Explore the most affordable flight options available from Reagan-National to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.

Best flights from Reagan-National to Kathmandu
Discover carefully curated flight deals from Reagan-National to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.

Last-minute flights from Reagan-National to Kathmandu
Discover last-minute flight deals from Reagan-National to Kathmandu. Data last updated October 25, 2026 and is based on user searches.

One-way flights from Reagan-National to Kathmandu
Search for one-way flight options from Reagan-National to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.