Which layover airport offers the lowest fares from Washington, D.C. to Kathmandu?

Flights via Abu Dhabi (AUH) offer the lowest average round-trip price of $1,192.

Which layover airport has the shortest travel time from Washington, D.C. to Kathmandu?

Flights connecting via New Delhi (DEL) have the shortest average one-way travel time: 18h 15m.

Which airport is the most popular layover for flights between Washington, D.C. and Kathmandu?

Doha (DOH) was the most common stop: 77% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Washington, D.C. to Kathmandu?

New Delhi (DEL) has the shortest average layover time for this route: 2h 43m.

What airlines fly to Kathmandu?

Qatar Airways, Emirates and Turkish Airlines are the top three most popular airlines that fly to Kathmandu from Washington, D.C. according to our data. Qatar Airways is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 7 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Kathmandu?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Kathmandu, then you can expect flight times to average 23h 37m and 32h 57m, respectively.

When did momondo last update prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?

Prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?

There are 7 operators available for flights from Washington, D.C. to Kathmandu Tribhuvan Airport as of August 2026.

How old do you have to be to fly from Washington, D.C. to Kathmandu Tribhuvan Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Kathmandu Tribhuvan Airport.

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

The required travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$538 Cheap Flights from Washington, D.C. to Kathmandu in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Kathmandu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 pm - 12:05 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

23h 10m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl

8:10 am - 9:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

35h 20m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl

$1,070Multiple Airlines

Tue, Sep 1 - Thu, Sep 24

11:05 am - 7:50 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

23h 00m2 stops Doha Hamad Intl New Delhi Indira Gandhi Intl

10:50 am - 3:40 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

38h 35m2 stops New Delhi Indira Gandhi Intl Doha Hamad Intl

$1,082Multiple Airlines

Tue, Sep 15 - Thu, Oct 15

6:10 am - 4:30 pmDCA Washington, D.C. Reagan-National-KTM Kathmandu Tribhuvan

24h 35m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

7:35 am - 10:59 pmKTM Kathmandu Tribhuvan-DCA Washington, D.C. Reagan-National

49h 09m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,294Air India

Tue, Sep 1 - Thu, Sep 17

6:30 am - 4:30 pmDCA Washington, D.C. Reagan-National-KTM Kathmandu Tribhuvan

24h 15m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

5:30 pm - 10:59 pmKTM Kathmandu Tribhuvan-DCA Washington, D.C. Reagan-National

39h 14m2 stops New Delhi Indira Gandhi Intl New York John F Kennedy Intl

$1,346Air India

Wed, Sep 16 - Wed, Sep 30

1:15 pm - 6:35 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

31h 35m1 stop Istanbul

8:00 am - 11:30 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

37h 15m1 stop Istanbul

$1,369Turkish Airlines

Wed, Aug 26 - Tue, Sep 22

9:40 pm - 6:35 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

23h 10m1 stop Istanbul

8:00 am - 11:30 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

37h 15m1 stop Istanbul

$1,385Turkish Airlines

Tue, Sep 8 - Thu, Sep 17

11:05 am - 5:30 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

20h 40m1 stop Doha Hamad Intl

3:30 pm - 8:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

27h 00m1 stop Doha Hamad Intl

$1,429Qatar Airways

Tue, Sep 22 - Mon, Oct 19

9:00 pm - 8:50 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

26h 05m1 stop Doha Hamad Intl

6:00 pm - 3:40 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

31h 25m1 stop Doha Hamad Intl

$1,429Qatar Airways

Thu, Sep 17 - Thu, Oct 8

10:55 am - 8:05 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

35h 25m1 stop Dubai Intl

3:35 pm - 8:40 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

26h 50m1 stop Dubai Intl

$1,438Emirates

Wed, Sep 16 - Wed, Sep 30

10:55 am - 11:35 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

26h 55m1 stop Dubai Intl

7:55 pm - 8:40 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

22h 30m1 stop Dubai Intl

$1,438Emirates

Sun, Sep 20 - Fri, Oct 9

Cheap last minute flights

Enter your travel dates to find the best prices.

3:10 pm - 2:10 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

37h 15m3 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl Mumbai Chhatrapati Shivaji Intl

10:50 am - 9:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

32h 40m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl

$1,187Multiple Airlines

Mon, Aug 10 - Mon, Sep 14

3:10 pm - 6:35 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

53h 40m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl

9:10 pm - 9:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

46h 20m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl

$1,203Multiple Airlines

Sat, Aug 8 - Mon, Sep 14

10:55 am - 6:55 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

22h 15m1 stop Dubai Intl

9:05 am - 8:40 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

33h 20m1 stop Dubai Intl

$1,438Emirates

Mon, Aug 10 - Mon, Sep 14

11:05 am - 4:45 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

19h 55m1 stop Doha Hamad Intl

3:30 pm - 8:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

27h 00m1 stop Doha Hamad Intl

$1,468Qatar Airways

Sat, Aug 8 - Wed, Sep 2

1:20 pm - 6:35 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

31h 30m1 stop Istanbul

8:00 am - 11:30 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

37h 15m1 stop Istanbul

$1,499Turkish Airlines

Sat, Aug 8 - Mon, Sep 14

10:55 am - 11:35 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

26h 55m1 stop Dubai Intl

7:55 pm - 8:40 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

22h 30m1 stop Dubai Intl

$1,512Emirates

Sat, Aug 8 - Fri, Sep 11

9:00 pm - 8:50 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

26h 05m1 stop Doha Hamad Intl

3:30 pm - 3:40 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

33h 55m1 stop Doha Hamad Intl

$1,722Qatar Airways

Mon, Aug 10 - Wed, Aug 19

6:10 am - 12:05 amDCA Washington, D.C. Reagan-National-KTM Kathmandu Tribhuvan

32h 10m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

6:30 am - 10:59 pmKTM Kathmandu Tribhuvan-DCA Washington, D.C. Reagan-National

50h 14m3 stops New Delhi Indira Gandhi Intl Rome Fiumicino New York John F Kennedy Intl

$1,855Air India

Tue, Aug 11 - Wed, Aug 19

6:10 am - 12:05 amDCA Washington, D.C. Reagan-National-KTM Kathmandu Tribhuvan

32h 10m2 stops New York John F Kennedy Intl New Delhi Indira Gandhi Intl

7:35 am - 10:59 pmKTM Kathmandu Tribhuvan-DCA Washington, D.C. Reagan-National

49h 09m3 stops New Delhi Indira Gandhi Intl Rome Fiumicino New York John F Kennedy Intl

$1,855Air India

Tue, Aug 11 - Tue, Aug 18

5:40 pm - 6:35 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

27h 10m3 stops Brussels Bruxelles-National Zurich New Delhi Indira Gandhi Intl

9:10 pm - 2:15 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

26h 50m3 stops New Delhi Indira Gandhi Intl Zurich Rome Fiumicino

$1,977SWISS

Sat, Aug 8 - Sat, Sep 12

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air India flights from Washington, D.C. to Kathmandu

Our best Air India deals on Washington, D.C. to Kathmandu flight tickets

Air India

Sep 1

DCA6:10 amWashington, D.C. Reagan-National

24h 35m

2 stops

KTM4:30 pmKathmandu Tribhuvan

Sep 17

KTM7:35 amKathmandu Tribhuvan

49h 09m

2 stops

DCA10:59 pmWashington, D.C. Reagan-National

$1,294

Air India

Sep 1

DCA6:10 amWashington, D.C. Reagan-National

28h 15m

2 stops

KTM8:10 pmKathmandu Tribhuvan

Sep 22

KTM2:40 pmKathmandu Tribhuvan

42h 04m

2 stops

DCA10:59 pmWashington, D.C. Reagan-National

$1,346

Air India

Sep 7

DCA6:10 amWashington, D.C. Reagan-National

24h 35m

2 stops

KTM4:30 pmKathmandu Tribhuvan

Sep 16

KTM10:05 amKathmandu Tribhuvan

46h 39m

2 stops

DCA10:59 pmWashington, D.C. Reagan-National

$1,347

Qatar Airways flights from Washington, D.C. to Kathmandu

Our best Qatar Airways deals on Washington, D.C. to Kathmandu flight tickets

Qatar Airways

Aug 18

IAD11:05 amWashington, D.C. Dulles Intl

19h 55m

1 stop

KTM4:45 pmKathmandu Tribhuvan

Sep 4

KTM3:30 pmKathmandu Tribhuvan

27h 00m

1 stop

IAD8:45 amWashington, D.C. Dulles Intl

$1,429

Qatar Airways

Aug 18

IAD11:05 amWashington, D.C. Dulles Intl

19h 55m

1 stop

KTM4:45 pmKathmandu Tribhuvan

Sep 4

KTM3:30 pmKathmandu Tribhuvan

27h 00m

1 stop

IAD8:45 amWashington, D.C. Dulles Intl

$1,501

Qatar Airways

Aug 17

IAD9:00 pmWashington, D.C. Dulles Intl

26h 05m

1 stop

KTM8:50 amKathmandu Tribhuvan

Sep 1

KTM3:30 pmKathmandu Tribhuvan

33h 55m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$1,526

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Tue 9/1

3:10 pm-12:05 am

2 stops23h 10m

Kathmandu Tribhuvan

Thu 9/24

8:10 am-9:45 am

2 stops35h 20m

$1,070

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Tue 9/15

11:05 am-7:50 pm

2 stops23h 00m

Kathmandu Tribhuvan

Thu 10/15

10:50 am-3:40 pm

2 stops38h 35m

$1,082

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Tue 9/1

6:10 am-4:30 pm

2 stops24h 35m

Kathmandu Tribhuvan

Thu 9/17

7:35 am-10:59 pm

2 stops49h 09m

$1,294

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Wed 9/16

6:30 am-4:30 pm

2 stops24h 15m

Kathmandu Tribhuvan

Wed 9/30

5:30 pm-10:59 pm

2 stops39h 14m

$1,346

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Wed 8/26

1:15 pm-6:35 am

1 stop31h 35m

Kathmandu Tribhuvan

Tue 9/22

8:00 am-11:30 am

1 stop37h 15m

$1,369

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Tue 9/8

9:40 pm-6:35 am

1 stop23h 10m

Kathmandu Tribhuvan

Thu 9/17

8:00 am-11:30 am

1 stop37h 15m

$1,385

Quickest round-trip

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Tue 9/22

11:05 am-5:30 pm

1 stop20h 40m

Kathmandu Tribhuvan

Mon 10/19

3:30 pm-8:45 am

1 stop27h 00m

$1,429

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Thu 9/17

9:00 pm-8:50 am

1 stop26h 05m

Kathmandu Tribhuvan

Thu 10/8

6:00 pm-3:40 pm

1 stop31h 25m

$1,429

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Wed 9/16

10:55 am-8:05 am

1 stop35h 25m

Kathmandu Tribhuvan

Wed 9/30

3:35 pm-8:40 am

1 stop26h 50m

$1,438

Washington, D.C.Kathmandu

IAD Washington, D.C. Dulles Intl - KTM Kathmandu Tribhuvan

IADKTM

Washington, D.C. Dulles Intl

Sun 9/20

10:55 am-11:35 pm

1 stop26h 55m

Kathmandu Tribhuvan

Fri 10/9

7:55 pm-8:40 am

1 stop22h 30m

$1,438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Kathmandu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Kathmandu?

Prices are currently low for flights on this route.

Typical prices usually range from $1,260 to $1,697.
The lowest price recently found on this route was $1,070.

What is the cheapest month to fly to Kathmandu?

The month of February is another great option to travel to Kathmandu, with average flight prices from Washington, D.C. averaging around $1,331.

How far in advance should I book a flight from Washington, D.C. to Kathmandu?

You are more likely to see cheaper flights to Kathmandu from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $1,513 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Washington, D.C. for as low as $1,460 on momondo.

Can stopping save me money on Washington, D.C. to Kathmandu flights?

You could potentially save up to 14% on your flight if you consider stops on a Washington, D.C. to Kathmandu flight.

How have Washington, D.C. to Kathmandu flight prices changed over time?

As of August 2026, prices for Washington, D.C. to Kathmandu flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Kathmandu (WAS to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Kathmandu

Fastest flight time	23h 00m
Direct flights	None

The fastest flight from Washington, D.C. to Kathmandu takes 23h 00m

There are no direct flights from Washington, D.C. to Kathmandu. There are no popular flight routes from Washington, D.C. to Kathmandu.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Kathmandu

How far is Washington, D.C. to Kathmandu Tribhuvan by plane?
A flight from Washington, D.C. to Kathmandu Tribhuvan will travel around 7689.5 mi. A reasonable flight in good conditions will take 23h 00m.
When did momondo last update prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?
Prices for flights from Washington, D.C. to Kathmandu Tribhuvan Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Kathmandu Tribhuvan Airport?
There are 7 operators available for flights from Washington, D.C. to Kathmandu Tribhuvan Airport as of August 2026.
How old do you have to be to fly from Washington, D.C. to Kathmandu Tribhuvan Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The required travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Kathmandu?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Kathmandu is Qatar Airways, representing 58% of all bookings. The subsequent popular airlines are Emirates at 19%, Turkish Airlines at 15%, and Etihad Airways at 3%.

Best airlines flying from Washington, D.C. to Kathmandu

Compare and see reviews for airlines that fly from Washington, D.C. to Kathmandu with momondo

Airline	Rating	Free Cancellation	Price
IndiGo	PriceFrom $489	Free Cancellation	Rating 6.8 583 reviews	Search IndiGo flights
Air India	PriceFrom $750	Free Cancellation	Rating 5.5 2,954 reviews	Search Air India flights
Turkish Airlines	PriceFrom $1,060	Free Cancellation	Rating 7.4 4,468 reviews	Search Turkish Airlines flights
Etihad Airways	PriceFrom $1,108	Free Cancellation	Rating 7.3 1,498 reviews	Search Etihad Airways flights
Emirates	PriceFrom $1,148	Free Cancellation	Rating 8.1 3,644 reviews	Search Emirates flights
Qatar Airways	PriceFrom $1,256	Free Cancellation	Rating 7.4 3,737 reviews	Search Qatar Airways flights
SWISS	PriceFrom $1,639	Free Cancellation	Rating 7.5 2,026 reviews	Search SWISS flights

Nagarkot

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Kathmandu?

Finding the right flight to Kathmandu from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kathmandu quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Kathmandu with flexible booking policies on momondo?

Yes. All flights to Kathmandu from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Kathmandu?

momondo provides multiple filters to help you find the best flight to Kathmandu from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Kathmandu right now. Can momondo alert me if prices change?

Price alerts on flights to Kathmandu from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 9/5

Sat 9/12

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Nepal

Airlines

Cabin classes

Other flights from Washington, D.C.

Complete your trip

Feeling lucky

Fly your favorite airline to Kathmandu

Qatar Airways flights from Washington, D.C. to Kathmandufrom $1,256

Cheap flights from Washington, D.C. to Kathmandu from $538

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Kathmandu departing on 8/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington, D.C. to Kathmandu

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air India flights from Washington, D.C. to Kathmandu

Our best Air India deals on Washington, D.C. to Kathmandu flight tickets

Qatar Airways flights from Washington, D.C. to Kathmandu

Our best Qatar Airways deals on Washington, D.C. to Kathmandu flight tickets

momondo Fare Finder

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

See travel insights to Kathmandu from

How to get the cheapest flight ticket from Washington, D.C. to Kathmandu

What is the typical price of a round-trip flight between Washington, D.C. and Kathmandu?

What is the cheapest month to fly to Kathmandu?

How far in advance should I book a flight from Washington, D.C. to Kathmandu?

Can stopping save me money on Washington, D.C. to Kathmandu flights?

How have Washington, D.C. to Kathmandu flight prices changed over time?

What airlines fly to Kathmandu?

Which airport is the most popular layover for flights between Washington, D.C. and Kathmandu?

Which layover airport offers the lowest fares from Washington, D.C. to Kathmandu?

Which layover airport has the shortest travel time from Washington, D.C. to Kathmandu?

Which layover airport has the shortest connection time from Washington, D.C. to Kathmandu?

How long does it take to fly to Kathmandu?

When to book flights from Washington, D.C. to Kathmandu

Cheap Washington, D.C. to Kathmandu (WAS to KTM) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Kathmandu

Best airlines flying from Washington, D.C. to Kathmandu

Compare and see reviews for airlines that fly from Washington, D.C. to Kathmandu with momondo

Traveling to a place near Kathmandu?

Why use momondo?

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Nepal

Fly your favorite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Kathmandu

List of cabin classes available on flights landing in Kathmandu. Availability may vary depending on flight origin and airline.

Fly to other destinations from Washington, D.C.

According to popular flight searches on momondo this year

Complete your trip to Kathmandu

Explore popular destinations other users love

According to popular flight searches on momondo this year