How long is the flight from Washington, D.C. to Kathmandu?

For as low as $1,557, Turkish Airlines can have you in Kathmandu from Washington, D.C. in 26h 05m. The distance between Washington, D.C. and Kathmandu is about 7695 mi. This flight may include one or multiple stops.

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

IndiGo, at $489, was found to be the cheapest airline from Washington, D.C. to Kathmandu.Alternate airlines to your destination round-trip include Turkish Airlines and Etihad Airways. You may be able to fly from Washington, D.C. to Kathmandu for 68% less than the average price by searching for these airlines.

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

For one-way options, check prices for IndiGo. According to our data, you can fly for as low as $369. Users have also found prices from $485 and $490 on Turkish Airlines and Etihad Airways, respectively.

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 are the most popular routes from Washington, D.C. to Kathmandu?

When deciding which route to take from Washington, D.C. to Kathmandu consider Washington, D.C. Dulles Intl - Kathmandu Tribhuvan, Baltimore/Washington - Kathmandu Tribhuvan or Washington, D.C. Reagan-National - Kathmandu Tribhuvan as they are the most popular.

What are the most popular airlines that fly from Washington, D.C. to Kathmandu?

Qatar Airways, Emirates and Turkish Airlines are the most popular airlines when flying from Washington, D.C. to Kathmandu.

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

Most of the time, Washington, D.C. to Kathmandu flights that have layovers will stop in Doha. Istanbul sees the next most layovers on Washington, D.C. to Kathmandu flights.

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

The least popular layover on flights from Washington, D.C. to Kathmandu is New Delhi. Dubai is the second least popular location for layovers on flights from Washington, D.C. to Kathmandu.

What are some popular points of interest to see during a layover in Istanbul?

Most Istanbul visitors opt to spend their time at Taksim Square, Laleli Camii, and Sultan Ahmet Camii. Taksim Square, Laleli Camii and Sultan Ahmet Camii are located about 20.8 mi, 21.5 mi, and 22.3 mi, respectively from Istanbul if you are interested in checking them out. Travelers in need of a car in Istanbul can rent one for about $53 per day.

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

When flying from Washington, D.C. to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Washington, D.C.-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.-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Kathmandu flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C.-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.-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.?

If you book a flight to Kathmandu from Washington, D.C., 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. to Tribhuvan per day from 6 different airlines.

Can I find deals for flights from Washington, D.C. to Kathmandu that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Kathmandu?

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

Can I find deals for business class flights from Washington, D.C. to Kathmandu?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$527+ Cheap Flights from Washington, D.C. to Kathmandu

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Cheap flight deals from Washington, D.C. to Kathmandu

Cheapest

Best

Last-minute

One-way

Cheapest flights from Washington, D.C. to Kathmandu
Explore the most affordable flight options available from Washington, D.C. to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.

Wed 9/23:10 pm -

2 stops23h 10m

Mon 9/72:05 pm -

2 stops30h 05m

Deal found 8/31

$1,071

Sun 11/82:35 pm -

2 stops41h 15m

Tue 12/158:00 am -

2 stops59h 50m

Deal found 8/30

$1,073

Tue 9/13:10 pm -

3 stops37h 15m

Wed 9/98:50 pm -

2 stops46h 40m

Deal found 8/29

$1,082

Wed 9/163:10 pm -

3 stops29h 40m

Thu 10/12:05 pm -

2 stops29h 25m

Deal found 9/1

$1,085

Sun 9/133:10 pm -

3 stops29h 40m

Wed 9/307:35 am -

3 stops35h 55m

Deal found 8/29

$1,094

Sun 9/203:10 pm -

2 stops23h 10m

Wed 1/201:45 pm -

2 stops54h 05m

Deal found 8/31

$1,098

Tue 9/13:10 pm -

3 stops29h 40m

Tue 9/810:50 am -

2 stops32h 40m

Deal found 8/31

$1,101

Wed 9/233:10 pm -

3 stops29h 40m

Wed 10/214:40 pm -

2 stops26h 50m

Deal found 8/31

$1,104

Mon 9/73:10 pm -

3 stops29h 40m

Mon 9/217:35 am -

3 stops35h 55m

Deal found 8/30

$1,106

Fri 9/113:10 pm -

2 stops23h 10m

Fri 9/252:05 pm -

2 stops29h 25m

Deal found 9/1

$1,108

Mon 9/73:10 pm -

2 stops23h 10m

Tue 9/1510:50 am -

3 stops32h 40m

Deal found 8/30

$1,114

Fri 9/43:10 pm -

2 stops42h 55m

Mon 9/1410:50 am -

2 stops32h 40m

Deal found 9/3

$1,121

Best flights from Washington, D.C. to Kathmandu
Discover carefully curated flight deals from Washington, D.C. to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.

Sun 9/139:00 pm -

1 stop26h 05m

Thu 9/173:30 pm -

1 stop33h 55m

Deal found 9/2

$1,557

Fri 10/26:30 am -

2 stops27h 55m

Fri 10/910:05 am -

2 stops46h 39m

Deal found 9/2

$1,574

Tue 9/155:45 pm -

3 stops44h 35m

Fri 9/185:30 pm -

3 stops38h 14m

Deal found 9/1

$1,722

Sat 2/203:41 pm -

2 stops35h 34m

Sun 3/77:40 pm -

1 stop23h 15m

Deal found 9/1

$1,803

Fri 2/1910:30 pm -

3 stops45h 20m

Tue 3/99:40 pm -

2 stops28h 35m

Deal found 9/1

$1,942

Mon 12/79:20 pm -

1 stop27h 15m

Tue 1/512:45 pm -

1 stop33h 45m

Deal found 8/29

$1,971

Thu 9/177:05 am -

2 stops48h 25m

Sat 9/267:20 pm -

2 stops31h 52m

Deal found 8/31

$2,058

Sat 10/36:30 am -

2 stops27h 55m

Sun 10/186:30 am -

2 stops50h 14m

Deal found 9/2

$1,592

Sun 9/135:10 pm -

2 stops35h 40m

Thu 9/173:35 pm -

2 stops41h 04m

Deal found 9/2

$1,935

Thu 10/296:10 am -

2 stops28h 45m

Thu 1/147:35 am -

2 stops50h 09m

Deal found 9/2

$1,822

Sun 12/69:20 pm -

1 stop27h 15m

Mon 1/412:45 pm -

1 stop41h 25m

Deal found 8/29

$2,016

Thu 10/156:20 am -

2 stops24h 25m

Fri 11/136:30 am -

2 stops50h 30m

Deal found 9/2

$2,103

Fri 10/26:00 am -

2 stops24h 30m

Sat 10/173:30 pm -

2 stops37h 34m

Deal found 9/1

$2,113

Thu 10/296:10 am -

2 stops28h 45m

Sun 2/77:35 am -

2 stops50h 09m

Deal found 9/2

$1,822

Mon 12/71:30 pm -

1 stop35h 05m

Sun 1/312:45 pm -

1 stop33h 45m

Deal found 8/29

$2,039

Mon 1/258:37 am -

2 stops50h 28m

Sun 2/2810:55 pm -

3 stops42h 51m

Deal found 9/2

$2,157

Fri 10/29:00 pm -

1 stop34h 45m

Mon 11/309:35 am -

2 stops48h 19m

Deal found 9/2

$2,161

Fri 10/25:00 pm -

2 stops35h 30m

Mon 11/309:35 am -

2 stops33h 29m

Deal found 9/2

$2,204

Sun 11/87:05 pm -

2 stops39h 40m

Mon 12/1410:55 pm -

2 stops29h 35m

Deal found 9/2

$2,212

Thu 1/146:30 pm -

2 stops40h 35m

Sun 2/2110:55 pm -

3 stops53h 20m

Deal found 9/1

$2,264

Wed 10/76:30 am -

2 stops25h 15m

Mon 11/309:35 am -

2 stops33h 29m

Deal found 9/2

$2,365

Fri 12/254:35 pm -

2 stops41h 20m

Wed 1/135:10 pm -

2 stops35h 40m

Deal found 9/1

$2,287

Mon 12/286:55 pm -

2 stops26h 40m

Mon 1/186:45 pm -

2 stops33h 05m

Deal found 9/1

$2,414

Sat 10/1711:40 am -

2 stops43h 20m

Sun 11/156:45 pm -

2 stops39h 55m

Deal found 8/29

$2,827

Sun 9/209:35 pm -

2 stops30h 55m

Wed 1/206:45 pm -

2 stops33h 05m

Deal found 8/31

$2,580

Wed 11/116:55 pm -

2 stops26h 40m

Thu 12/176:45 pm -

2 stops33h 05m

Deal found 9/2

$2,581

Sun 12/136:55 pm -

2 stops26h 40m

Wed 1/136:45 pm -

2 stops33h 05m

Deal found 8/29

$2,631

Thu 12/176:55 pm -

2 stops26h 40m

Sat 1/96:45 pm -

2 stops33h 05m

Deal found 8/29

$2,682

Thu 10/297:55 pm -

2 stops26h 40m

Sun 2/146:45 pm -

2 stops33h 05m

Deal found 9/2

$2,773

Thu 10/297:55 pm -

2 stops26h 40m

Sun 2/76:45 pm -

2 stops33h 05m

Deal found 9/2

$2,773

Last-minute flights from Washington, D.C. to Kathmandu
Discover last-minute flight deals from Washington, D.C. to Kathmandu. Data last updated September 3, 2026 and is based on user searches.

Wed 9/23:10 pm -

2 stops23h 10m

Mon 9/72:05 pm -

2 stops30h 05m

Deal found 8/31

$1,071

Fri 9/43:10 pm -

2 stops42h 55m

Mon 9/1410:50 am -

2 stops32h 40m

Deal found 9/3

$1,121

Sun 9/66:10 am -

2 stops24h 35m

Sun 9/135:30 pm -

3 stops39h 14m

Deal found 9/3

$1,200

Mon 9/73:10 pm -

3 stops29h 40m

Mon 9/217:35 am -

3 stops35h 55m

Deal found 8/30

$1,106

Mon 9/73:10 pm -

2 stops23h 10m

Tue 9/1510:50 am -

3 stops32h 40m

Deal found 8/30

$1,114

Fri 9/113:10 pm -

2 stops23h 10m

Fri 9/252:05 pm -

2 stops29h 25m

Deal found 9/1

$1,108

Sun 9/133:10 pm -

3 stops29h 40m

Wed 9/307:35 am -

3 stops35h 55m

Deal found 8/29

$1,094

Mon 9/143:10 pm -

2 stops23h 10m

Sat 10/37:35 am -

2 stops35h 55m

Deal found 8/31

$1,126

Wed 9/163:10 pm -

3 stops29h 40m

Thu 10/12:05 pm -

2 stops29h 25m

Deal found 9/1

$1,085

Sat 9/193:10 pm -

3 stops37h 15m

Sun 9/278:50 pm -

2 stops46h 40m

Deal found 8/31

$1,130

Sun 9/203:10 pm -

2 stops23h 10m

Wed 1/201:45 pm -

2 stops54h 05m

Deal found 8/31

$1,098

Wed 9/233:10 pm -

3 stops29h 40m

Wed 10/214:40 pm -

2 stops26h 50m

Deal found 8/31

$1,104

One-way flights from Washington, D.C. to Kathmandu
Search for one-way flight options from Washington, D.C. to Kathmandu. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.

Mon 9/213:10 pm -

3 stops32h 55m

Deal found 9/2

$527

Thu 9/179:05 am -

2 stops43h 20m

Deal found 8/29

$530

Tue 9/153:10 pm -

2 stops23h 10m

Deal found 8/29

$534

Wed 9/233:10 pm -

2 stops23h 10m

Deal found 8/31

$537

Wed 9/93:10 pm -

2 stops23h 10m

Deal found 9/1

$538

Sat 9/123:10 pm -

2 stops23h 10m

Deal found 9/2

$544

Mon 11/305:50 pm -

2 stops28h 10m

Deal found 9/1

$545

Sat 9/263:10 pm -

2 stops23h 10m

Deal found 9/2

$557

Thu 9/243:10 pm -

2 stops23h 10m

Deal found 8/30

$561

Tue 1/266:00 am -

2 stops30h 10m

Deal found 9/2

$603

Tue 11/179:12 pm -

3 stops46h 38m

Deal found 9/2

$612

Tue 9/2212:25 pm -

3 stops25h 55m

Deal found 8/29

$614

Find flight deals from Washington, D.C. to Kathmandu

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,073 (Trip.com)
One-way from	$527 (Mytrip)
Popular in	June
Cheapest in	February
Average price	$1,471

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 Washington, D.C. (WAS) to Kathmandu Tribhuvan

Search Deals

One-way flight from Washington, D.C. (WAS) to Kathmandu Tribhuvan

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($263 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights 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

Sun 9/13

9:00 pm-8:50 am

1 stop26h 05m

Kathmandu Tribhuvan

Thu 9/17

3:30 pm-3:40 pm

1 stop33h 55m

$1,557

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Fri 10/2

6:30 am-8:10 pm

2 stops27h 55m

Kathmandu Tribhuvan

Fri 10/9

10:05 am-10:59 pm

2 stops46h 39m

$1,574

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Sat 10/3

6:30 am-8:10 pm

2 stops27h 55m

Kathmandu Tribhuvan

Sun 10/18

6:30 am-10:59 pm

2 stops50h 14m

$1,592

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Tue 9/15

5:45 pm-12:05 am

3 stops44h 35m

Kathmandu Tribhuvan

Fri 9/18

5:30 pm-9:59 pm

3 stops38h 14m

$1,722

Washington, D.C.Kathmandu

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

IADKTM

Washington, D.C. Dulles Intl

Sat 2/20

3:41 pm-2:00 pm

2 stops35h 34m

Kathmandu Tribhuvan

Sun 3/7

7:40 pm-8:10 am

1 stop23h 15m

$1,803

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

Thu 1/14

7:35 am-10:59 pm

2 stops50h 09m

$1,822

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

Sun 2/7

7:35 am-10:59 pm

2 stops50h 09m

$1,822

Washington, D.C.Kathmandu

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

DCAKTM

Washington, D.C. Reagan-National

Sun 9/13

5:10 pm-2:35 pm

2 stops35h 40m

Kathmandu Tribhuvan

Thu 9/17

3:35 pm-10:54 pm

2 stops41h 04m

$1,935

Washington, D.C.Kathmandu

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

IADKTM

Washington, D.C. Dulles Intl

Fri 2/19

10:30 pm-6:35 am

3 stops45h 20m

Kathmandu Tribhuvan

Tue 3/9

9:40 pm-3:30 pm

2 stops28h 35m

$1,942

Washington, D.C.Kathmandu

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

IADKTM

Washington, D.C. Dulles Intl

Mon 12/7

9:20 pm-11:20 am

1 stop27h 15m

Kathmandu Tribhuvan

Tue 1/5

12:45 pm-11:45 am

1 stop33h 45m

$1,971

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/1

Showing 1-10 of 60 resultsSorted by cheapest first

...

Compare providers for flights from Washington, D.C. to Kathmandu

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Kathmandu in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
JustAirTicket	Price Accuracy-	Trust Score*1 star
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
oojo	Price Accuracy3 stars	Trust Score*2 stars
BudgetAir	Price Accuracy2 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.-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.-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Kathmandu flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C.-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.-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 Washington, D.C. to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Washington, D.C. with our price prediction graph.

WAS-KTM

IAD-KTM

DCA-KTM

BWI-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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Kathmandu

WAS-KTM

IAD-KTM

DCA-KTM

BWI-KTM

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Kathmandu (average of $1,307). Flying from Washington, D.C. to Kathmandu in June is currently the most expensive (average of $1,945). 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 Washington, D.C. to Kathmandu?

Airfare is below average for this route at the moment.

Washington, D.C. to Kathmandu flights typically cost between $1,332 and $1,527 in November.
The cheapest round-trip price found within the last 5 days was $1,073 on Multiple Airlines (Nov 8-Dec 15).

What’s the top layover airport for flights from Washington, D.C. to Kathmandu?

Doha (DOH) – chosen by Cheapflights users on 78% of 1-stop itineraries from Washington, D.C. to Kathmandu on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Kathmandu?

Abu Dhabi (AUH) is the most affordable 1-stop option, with an average round-trip price of $1,112.

What’s the fastest layover option from Washington, D.C. to Kathmandu?

Flights via Doha (DOH) have the shortest average one-way travel time for 1-stop routes: 19h 55m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Kathmandu?

Flights via Doha (DOH) offer the fastest connection on this route, with an average layover time of 3h 54m.

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

The best time to book flights from Washington, D.C. to Kathmandu is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Kathmandu

Read through reviews of airlines operating flights from Washington, D.C. to Kathmandu, such as Emirates,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Emirates

8.1

Very good

3,655 reviews

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Turkish Airlines

7.4

Good

4,481 reviews

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Qatar Airways

7.3

Good

3,730 reviews

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Etihad Airways

7.3

Good

1,531 reviews

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

IndiGo

6.8

Okay

582 reviews

Emirates

8.1

Very good

3,655 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

Related info for your journey

What airport do you fly into for flights to Kathmandu from Washington, D.C.?
If you book a flight to Kathmandu from Washington, D.C., 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. to Tribhuvan per day from 6 different airlines.
How long is the flight from Washington, D.C. to Kathmandu?
For as low as $1,557, Turkish Airlines can have you in Kathmandu from Washington, D.C. in 26h 05m. The distance between Washington, D.C. and Kathmandu is about 7695 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Washington, D.C. to Kathmandu round-trip?
IndiGo, at $489, was found to be the cheapest airline from Washington, D.C. to Kathmandu.Alternate airlines to your destination round-trip include Turkish Airlines and Etihad Airways. You may be able to fly from Washington, D.C. to Kathmandu for 68% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Washington, D.C. to Kathmandu one-way?
For one-way options, check prices for IndiGo. According to our data, you can fly for as low as $369. Users have also found prices from $485 and $490 on Turkish Airlines and Etihad Airways, respectively.
What are the most popular routes from Washington, D.C. to Kathmandu?
When deciding which route to take from Washington, D.C. to Kathmandu consider Washington, D.C. Dulles Intl - Kathmandu Tribhuvan, Baltimore/Washington - Kathmandu Tribhuvan or Washington, D.C. Reagan-National - Kathmandu Tribhuvan as they are the most popular.
Where are the most common layover locations when flying from Washington, D.C. to Kathmandu?
Most of the time, Washington, D.C. to Kathmandu flights that have layovers will stop in Doha. Istanbul sees the next most layovers on Washington, D.C. to Kathmandu flights.
What are some popular points of interest to see during a layover in Istanbul?
Most Istanbul visitors opt to spend their time at Taksim Square, Laleli Camii, and Sultan Ahmet Camii. Taksim Square, Laleli Camii and Sultan Ahmet Camii are located about 20.8 mi, 21.5 mi, and 22.3 mi, respectively from Istanbul if you are interested in checking them out. Travelers in need of a car in Istanbul can rent one for about $53 per day.
Where are the least popular layover locations for Washington, D.C. to Kathmandu flights?
The least popular layover on flights from Washington, D.C. to Kathmandu is New Delhi. Dubai is the second least popular location for layovers on flights from Washington, D.C. to Kathmandu.
Can I find deals for flights from Washington, D.C. to Kathmandu that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Kathmandu.
Can I find deals for business class flights from Washington, D.C. to Kathmandu?
Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Kathmandu?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Kathmandu (average of $1,307). Flying from Washington, D.C. to Kathmandu in June is currently the most expensive (average of $1,945). 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.

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Top 6 airlines flying from Washington, D.C. to Kathmandu

Airline	Cheapest	Average	Flexibility	On-time
IndiGo	Cheapest$489	Average$1,014	FlexibilityNo cancel fee	On-time80%
Turkish Airlines	Cheapest$1,057	Average$1,442	FlexibilityNo cancel fee	On-time77%
Etihad Airways	Cheapest$1,108	Average$1,687	FlexibilityNo cancel fee	On-time75%
Emirates	Cheapest$1,153	Average$1,457	FlexibilityNo cancel fee	On-time75%
Qatar Airways	Cheapest$1,250	Average$1,449	FlexibilityNo cancel fee	On-time68%
SWISS	Cheapest$1,638	Average$1,659	FlexibilityNo cancel fee	On-time79%

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$527+ Cheap flights from Washington, D.C. (WAS) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Washington, D.C. to KathmanduExplore the most affordable flight options available from Washington, D.C. to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.

Explore the most affordable flight options available from Washington, D.C. to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.

Best flights from Washington, D.C. to KathmanduDiscover carefully curated flight deals from Washington, D.C. to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.

Discover carefully curated flight deals from Washington, D.C. to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.

Last-minute flights from Washington, D.C. to KathmanduDiscover last-minute flight deals from Washington, D.C. to Kathmandu. Data last updated September 3, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Kathmandu. Data last updated September 3, 2026 and is based on user searches.

One-way flights from Washington, D.C. to KathmanduSearch for one-way flight options from Washington, D.C. to Kathmandu. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.

Search for one-way flight options from Washington, D.C. to Kathmandu. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.

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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 Washington, D.C. to Kathmandu in September.

Best time to book a flight from Washington, D.C. to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Washington, D.C. with our price prediction graph.

Cheapflights Insights

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

How much does it cost to fly round-trip from Washington, D.C. to Kathmandu?

Airfare is below average for this route at the moment.

Washington, D.C. to Kathmandu flights typically cost between $1,332 and $1,527 in November.The cheapest round-trip price found within the last 5 days was $1,073 on Multiple Airlines (Nov 8-Dec 15).

What’s the top layover airport for flights from Washington, D.C. to Kathmandu?

Share of 1-stop round-trip flights from Washington, D.C. to Kathmandu chosen by Cheapflights users in the past 12 months, using the same layover each way.

Doha (DOH) – chosen by Cheapflights users on 78% of 1-stop itineraries from Washington, D.C. to Kathmandu on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Kathmandu?

Average round-trip fare for 1-stop flights from Washington, D.C. to Kathmandu, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Abu Dhabi (AUH) is the most affordable 1-stop option, with an average round-trip price of $1,112.

What’s the fastest layover option from Washington, D.C. to Kathmandu?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Kathmandu, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Doha (DOH) have the shortest average one-way travel time for 1-stop routes: 19h 55m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Kathmandu?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Kathmandu, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Doha (DOH) offer the fastest connection on this route, with an average layover time of 3h 54m.

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

The best time to book flights from Washington, D.C. to Kathmandu is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Kathmandu

Read through reviews of airlines operating flights from Washington, D.C. to Kathmandu, such as Emirates,Turkish Airlines, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Washington, D.C. to Kathmandu?

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

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

What are the most popular routes from Washington, D.C. to Kathmandu?

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

What are some popular points of interest to see during a layover in Istanbul?

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

Can I find deals for flights from Washington, D.C. to Kathmandu that include hotel bookings?

How can I find direct flights from Washington, D.C. to Kathmandu?

Can I find deals for business class flights from Washington, D.C. to Kathmandu?

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

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Cheapest flights from Washington, D.C. to Kathmandu
Explore the most affordable flight options available from Washington, D.C. to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.

Best flights from Washington, D.C. to Kathmandu
Discover carefully curated flight deals from Washington, D.C. to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.

Last-minute flights from Washington, D.C. to Kathmandu
Discover last-minute flight deals from Washington, D.C. to Kathmandu. Data last updated September 3, 2026 and is based on user searches.

One-way flights from Washington, D.C. to Kathmandu
Search for one-way flight options from Washington, D.C. to Kathmandu. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.

Washington, D.C. to Kathmandu flights typically cost between $1,332 and $1,527 in November.
The cheapest round-trip price found within the last 5 days was $1,073 on Multiple Airlines (Nov 8-Dec 15).