What are the cheapest airlines to fly from District of Columbia to Kathmandu one-way?

One-way options have recently been found by users for as low as $503 on IndiGo. Other airlines that offer cheap prices include Etihad Airways from $758 and Air India from $797 one-way.

How far in advance should I book a flight from District of Columbia to Kathmandu?

Users have found that booking a flight from District of Columbia to Kathmandu at least 9 days early can save you up to 57% on average compared to booking a flight this week. If booking 9 days before your flight isn’t an option for you, users have found flights from District of Columbia to Kathmandu for as little as $1,035 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,629 for flights departing within the next 3 days.

What is the cheapest month to fly from District of Columbia to Kathmandu?

September can be a great time to fly to Kathmandu from District of Columbia with a flight ticket averaging about $1,506. Cheapflights users have found deals in the month of September for as cheap as $979. The most expensive prices can be found in the month of December.

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 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.

$503+ Flights from District of Columbia to Kathmandu

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Cheap flight deals from District of Columbia to Kathmandu

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,225 (FlightHub)
One-way from	$503 (FlightHub)
Popular in	December
Cheapest in	September
Average price	$1,393

Provider with most accurate pricing for Washington, D.C. (WAS)-Kathmandu Tribhuvan flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Kathmandu Tribhuvan flights.

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From District of Columbia to Kathmandu Tribhuvan

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One-way flight from District of Columbia to Kathmandu Tribhuvan

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($89 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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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 April 2, 2025.

Wed 4/301:30 pmIAD - KTM

2 stops34h 35mIndiGo

Mon 6/302:00 pmKTM - IAD

2 stops39h 30mIndiGo

Deal found 4/1

$1,225

Sat 4/1911:00 amIAD - KTM

1 stop23h 20mMultiple Airlines

Sun 6/151:25 pmKTM - IAD

2 stops29h 00mMultiple Airlines

Deal found 4/1

$1,227

Fri 10/1711:00 amIAD - KTM

1 stop23h 20mAir India

Sat 11/155:15 pmKTM - IAD

1 stop25h 10mAir India

Deal found 3/31

$1,236

Sun 5/111:30 pmIAD - KTM

1 stop31h 00mTurkish Airlines

Mon 6/237:40 amKTM - IAD

1 stop37h 50mTurkish Airlines

Deal found 3/31

$1,246

Wed 8/2710:55 amIAD - KTM

1 stop25h 20mEmirates

Wed 9/249:00 amKTM - IAD

1 stop33h 25mEmirates

Deal found 4/1

$1,324

Wed 9/2411:00 amIAD - KTM

1 stop20h 00mQatar Airways

Tue 10/286:45 pmKTM - IAD

1 stop24h 20mQatar Airways

Deal found 4/1

$1,351

Sat 5/178:40 pmDCA - KTM

2 stops24h 10mMultiple Airlines

Thu 5/2211:45 amKTM - DCA

3 stops34h 01mMultiple Airlines

Deal found 4/1

$1,440

Thu 10/210:05 pmIAD - KTM

1 stop31h 50mEtihad Airways

Mon 10/134:20 pmKTM - IAD

1 stop33h 35mEtihad Airways

Deal found 3/31

$1,441

Mon 10/65:00 pmIAD - KTM

2 stops42h 55mSingapore Airlines

Mon 10/2011:10 pmKTM - IAD

2 stops34h 24mSingapore Airlines

Deal found 3/31

$1,449

Tue 8/269:00 amDCA - KTM

2 stops51h 00mSingapore Airlines

Tue 9/2311:00 pmKTM - DCA

2 stops55h 44mSingapore Airlines

Deal found 3/31

$1,517

Tue 8/269:00 amDCA - KTM

2 stops51h 00mCathay Pacific

Tue 9/2311:00 pmKTM - DCA

2 stops31h 44mCathay Pacific

Deal found 3/31

$1,558

Mon 9/16:59 amDCA - KTM

2 stops24h 01mQatar Airways

Mon 10/275:40 pmKTM - DCA

2 stops35h 23mQatar Airways

Deal found 3/30

$1,693

Best flights from District of Columbia to Kathmandu
Discover carefully curated flight deals from District of Columbia to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Wed 4/301:30 pmIAD - KTM

2 stops34h 35mIndiGo

Mon 6/302:00 pmKTM - IAD

2 stops39h 30mIndiGo

Deal found 4/1

$1,225

Sat 4/1911:00 amIAD - KTM

1 stop23h 20mMultiple Airlines

Sun 6/151:25 pmKTM - IAD

2 stops29h 00mMultiple Airlines

Deal found 4/1

$1,227

Sun 5/111:30 pmIAD - KTM

1 stop31h 00mTurkish Airlines

Mon 6/237:40 amKTM - IAD

1 stop37h 50mTurkish Airlines

Deal found 3/31

$1,246

Sun 4/2011:00 amIAD - KTM

1 stop20h 00mQatar Airways

Sun 5/1810:05 amKTM - IAD

1 stop32h 20mQatar Airways

Deal found 3/30

$1,370

Mon 4/2110:55 amIAD - KTM

1 stop21h 45mEmirates

Wed 6/189:00 amKTM - IAD

1 stop33h 25mEmirates

Deal found 4/1

$1,403

Tue 8/269:00 amDCA - KTM

2 stops51h 00mCathay Pacific

Tue 9/2311:00 pmKTM - DCA

2 stops31h 44mCathay Pacific

Deal found 3/31

$1,558

Wed 8/279:00 amDCA - KTM

2 stops51h 00mSingapore Airlines

Wed 9/2411:10 pmKTM - DCA

2 stops55h 34mSingapore Airlines

Deal found 4/1

$1,570

Tue 7/112:40 pmDCA - KTM

2 stops41h 15mEtihad Airways

Thu 7/314:20 pmKTM - DCA

2 stops35h 24mEtihad Airways

Deal found 4/1

$2,005

Sat 5/178:40 pmDCA - KTM

2 stops24h 10mMultiple Airlines

Thu 5/2211:45 amKTM - DCA

3 stops34h 01mMultiple Airlines

Deal found 4/1

$1,440

Tue 9/236:30 amDCA - KTM

2 stops24h 30mQatar Airways

Mon 10/275:40 pmKTM - DCA

2 stops35h 23mQatar Airways

Deal found 4/1

$1,694

Mon 6/305:00 pmDCA - KTM

2 stops29h 15mEmirates

Mon 7/2811:00 pmKTM - DCA

2 stops33h 27mEmirates

Deal found 4/1

$2,813

Last-minute flights from District of Columbia to Kathmandu
Discover last-minute flight deals from District of Columbia to Kathmandu. Data last updated April 2, 2025 and is based on user searches.

Tue 4/111:00 amIAD - KTM

1 stop17h 10mAir India

Mon 4/215:00 pmKTM - IAD

1 stop24h 25mAir India

Deal found 3/31

$1,519

Sun 4/69:00 pmIAD - KTM

1 stop34h 00mQatar Airways

Wed 5/710:05 amKTM - IAD

1 stop32h 20mQatar Airways

Deal found 4/1

$1,582

Mon 4/76:35 amDCA - KTM

2 stops24h 25mQatar Airways

Thu 4/1710:05 amKTM - DCA

2 stops43h 39mQatar Airways

Deal found 3/31

$2,135

Mon 4/75:38 pmDCA - KTM

3 stops43h 07mMultiple Airlines

Thu 4/1711:00 pmKTM - DCA

2 stops33h 00mMultiple Airlines

Deal found 3/31

$2,936

Wed 4/911:00 amIAD - KTM

1 stop21h 25mMultiple Airlines

Fri 5/162:00 pmKTM - IAD

3 stops35h 55mMultiple Airlines

Deal found 3/30

$1,278

Wed 4/96:45 amDCA - KTM

2 stops53h 15mCathay Pacific

Fri 5/1611:10 pmKTM - DCA

2 stops31h 34mCathay Pacific

Deal found 3/30

$1,779

Wed 4/98:59 amDCA - KTM

3 stops51h 01mSingapore Airlines

Fri 5/1611:00 pmKTM - DCA

2 stops55h 44mSingapore Airlines

Deal found 3/30

$2,169

Wed 4/97:31 amIAD - KTM

3 stops52h 29mSingapore Airlines

Fri 5/211:00 pmKTM - IAD

2 stops40h 25mSingapore Airlines

Deal found 3/31

$2,540

Sat 4/1911:00 amIAD - KTM

1 stop23h 20mMultiple Airlines

Sun 6/151:25 pmKTM - IAD

2 stops29h 00mMultiple Airlines

Deal found 4/1

$1,227

Sat 4/196:35 amDCA - KTM

2 stops29h 25mCathay Pacific

Sun 5/1111:10 pmKTM - DCA

2 stops29h 42mCathay Pacific

Deal found 3/31

$1,746

Sun 4/2011:00 amIAD - KTM

1 stop20h 00mQatar Airways

Sun 5/1810:05 amKTM - IAD

1 stop32h 20mQatar Airways

Deal found 3/30

$1,370

Mon 4/2110:55 amIAD - KTM

1 stop21h 45mEmirates

Wed 6/189:00 amKTM - IAD

1 stop33h 25mEmirates

Deal found 4/1

$1,403

One-way flights from District of Columbia to Kathmandu
Search for one-way flight options from District of Columbia to Kathmandu. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Mon 4/141:30 pmIAD - KTM

2 stops37h 45mIndiGo

Deal found 4/1

$503

Sun 4/1310:05 pmIAD - KTM

3 stops30h 15mMultiple Airlines

Deal found 4/1

$504

Tue 4/296:35 pmDCA - KTM

2 stops41h 25mMultiple Airlines

Deal found 4/1

$522

Tue 4/2911:39 amDCA - KTM

2 stops42h 16mEtihad Airways

Deal found 4/1

$758

Sun 4/1311:00 amIAD - KTM

1 stop33h 50mAir India

Deal found 4/1

$797

Sat 4/196:35 amDCA - KTM

2 stops29h 25mCathay Pacific

Deal found 4/1

$889

Tue 8/269:00 amDCA - KTM

3 stops51h 00mSingapore Airlines

Deal found 4/1

$901

Tue 8/2611:30 amDCA - KTM

2 stops35h 35mQatar Airways

Deal found 4/1

$908

Fri 4/1110:55 amIAD - KTM

1 stop25h 20mEmirates

Deal found 4/1

$1,094

Thu 6/511:00 amIAD - KTM

1 stop20h 00mQatar Airways

Deal found 4/1

$1,199

Thu 4/177:31 amIAD - KTM

3 stops52h 29mSingapore Airlines

Deal found 4/1

$2,051

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Wed 4/30

1:30 pm-9:50 am

2 stops34h 35m

Kathmandu Tribhuvan

Mon 6/30

2:00 pm-7:45 pm

2 stops39h 30m

$1,225

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sat 4/19

11:00 am-8:05 pm

1 stop23h 20m

Kathmandu Tribhuvan

Sun 6/15

1:25 pm-8:40 am

2 stops29h 00m

$1,227

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sun 5/11

1:30 pm-6:15 am

1 stop31h 00m

Kathmandu Tribhuvan

Mon 6/23

7:40 am-11:45 am

1 stop37h 50m

$1,246

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Sun 4/20

11:00 am-4:45 pm

1 stop20h 00m

Kathmandu Tribhuvan

Sun 5/18

10:05 am-8:40 am

1 stop32h 20m

$1,370

Washington, D.C.Kathmandu

IAD - KTM

IADKTM

Washington, D.C. Dulles Intl

Mon 4/21

10:55 am-6:25 pm

1 stop21h 45m

Kathmandu Tribhuvan

Tue 6/17

9:00 am-8:40 am

1 stop33h 25m

$1,403

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sat 5/17

8:40 pm-6:35 am

2 stops24h 10m

Kathmandu Tribhuvan

Thu 5/22

11:45 am-12:01 pm

3 stops34h 01m

$1,440

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Tue 5/6

8:59 am-9:45 pm

2 stops51h 01m

Kathmandu Tribhuvan

Tue 5/27

11:00 pm-8:59 pm

2 stops55h 44m

$1,592

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sat 4/19

6:35 am-9:45 pm

2 stops29h 25m

Kathmandu Tribhuvan

Sun 5/11

11:10 pm-7:07 pm

2 stops29h 42m

$1,746

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sun 5/4

6:10 am-4:45 pm

2 stops24h 50m

Kathmandu Tribhuvan

Sun 6/15

6:00 pm-11:33 am

2 stops27h 18m

$1,944

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Mon 6/30

5:00 pm-8:00 am

2 stops29h 15m

Kathmandu Tribhuvan

Mon 7/28

11:00 pm-10:42 pm

2 stops33h 27m

$2,813

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 22 results

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, September is the cheapest month in which you can book a flight from District of Columbia to Kathmandu (average of $1,237). Flying from District of Columbia to Kathmandu in June is currently the most expensive (average of $1,960). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Kathmandu as you normally would.

Rainfall in Kathmandu by month

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.

Temperature in Kathmandu by month

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).

Reviews of airlines servicing Kathmandu

Read reviews from past customers who have flown Singapore Airlines, Emirates and Cathay Pacific from District of Columbia to Kathmandu. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Singapore Airlines

8.1

Very good

1,286 reviews

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Emirates

8.0

Very good

3,193 reviews

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Cathay Pacific

7.5

Good

841 reviews

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Qatar Airways

7.4

Good

3,540 reviews

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Etihad Airways

7.4

Good

1,181 reviews

Singapore Airlines

8.1

Very good

1,286 reviews

Reviews

1 / 20

6.0

Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

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.
What are the cheapest airlines to fly from District of Columbia to Kathmandu one-way?
One-way options have recently been found by users for as low as $503 on IndiGo. Other airlines that offer cheap prices include Etihad Airways from $758 and Air India from $797 one-way.
Can I find deals for flights from District of Columbia to Kathmandu that include hotel bookings?
Yes. In addition to deals on District of Columbia to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from District of Columbia to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Kathmandu.
Can I find deals for business class flights from District of Columbia to Kathmandu?
Yes. Cheapflights offers flight deals from District of Columbia to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from District of Columbia to Kathmandu?
Currently, September is the cheapest month in which you can book a flight from District of Columbia to Kathmandu (average of $1,237). Flying from District of Columbia to Kathmandu in June is currently the most expensive (average of $1,960). 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

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Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from District of Columbia to Kathmandu

Airline	Cheapest	Average	Flexibility	On-time
Air India	Cheapest$1,017	Average$1,413	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$1,135	Average$1,210	FlexibilityNo cancel fee	On-time75%
Qatar Airways	Cheapest$1,137	Average$1,640	FlexibilityNo cancel fee	On-time68%
Turkish Airlines	Cheapest$1,173	Average$1,755	FlexibilityNo cancel fee	On-time77%
IndiGo	Cheapest$1,176	Average$1,364	FlexibilityNo cancel fee	On-time80%
Emirates	Cheapest$1,314	Average$1,711	FlexibilityNo cancel fee	On-time75%
SWISS	Cheapest$1,652	Average$1,688	FlexibilityNo cancel fee	On-time79%

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$503+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from District of Columbia to Kathmandu with Cheapflights

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3. Compare prices and book

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 April 2, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from District of Columbia to Kathmandu

Cheapest flights from District of Columbia to KathmanduExplore 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 April 2, 2025.

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 April 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Kathmandu that are best for you.

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.

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?

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 April 2, 2025.

Rainfall in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average rainfall totals by month.

Temperature in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average temperature totals by month.

Reviews of airlines servicing Kathmandu

Read reviews from past customers who have flown Singapore Airlines, Emirates and Cathay Pacific from District of Columbia to Kathmandu. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines to fly from District of Columbia to Kathmandu one-way?

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

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

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

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

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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

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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 April 2, 2025.