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Cheap flights from Kathmandu to Washington, D.C. from $860

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 9/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 10:59 pm
KTM
-
DCA
50h 14m
2 stops
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
23h 45m
2 stops
$1,453Multiple Airlines
Thu, Sep 10 - Thu, Feb 25
Multiple Airlines Logo
7:35 am - 10:59 pm
KTM
-
DCA
49h 09m
3 stops
Multiple Airlines Logo
6:30 am - 4:30 pm
DCA
-
KTM
24h 15m
2 stops
$1,509Multiple Airlines
Wed, Jul 15 - Thu, Sep 17
Multiple Airlines Logo
6:30 am - 10:59 pm
KTM
-
DCA
50h 14m
3 stops
Multiple Airlines Logo
6:20 am - 12:05 am
DCA
-
KTM
32h 00m
2 stops
$1,539Multiple Airlines
Mon, Jul 20 - Mon, Jul 27
Multiple Airlines Logo
6:30 am - 10:59 pm
KTM
-
DCA
50h 14m
3 stops
Multiple Airlines Logo
6:21 am - 12:05 am
DCA
-
KTM
31h 59m
2 stops
$1,563Multiple Airlines
Tue, Jul 21 - Thu, Aug 6
Air India Logo
7:35 am - 10:59 pm
KTM
-
DCA
49h 09m
3 stops
Air India Logo
6:10 am - 12:05 am
DCA
-
KTM
32h 10m
2 stops
$1,566Air India
Fri, Jul 24 - Fri, Aug 28
Multiple Airlines Logo
7:35 am - 10:59 pm
KTM
-
DCA
49h 09m
3 stops
Multiple Airlines Logo
6:25 am - 4:30 pm
DCA
-
KTM
24h 20m
2 stops
$1,568Multiple Airlines
Wed, Jul 29 - Sun, Oct 25
Multiple Airlines Logo
7:35 am - 10:59 pm
KTM
-
DCA
49h 09m
3 stops
Multiple Airlines Logo
6:30 am - 8:05 pm
DCA
-
KTM
27h 50m
2 stops
$1,591Multiple Airlines
Mon, Jul 27 - Sat, Oct 24
Multiple Airlines Logo
5:30 pm - 10:59 pm
KTM
-
DCA
39h 14m
3 stops
Multiple Airlines Logo
6:30 am - 8:05 pm
DCA
-
KTM
27h 50m
2 stops
$1,596Multiple Airlines
Wed, Jul 29 - Sat, Oct 24
Multiple Airlines Logo
2:40 pm - 10:59 pm
KTM
-
DCA
42h 04m
2 stops
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
23h 45m
2 stops
$1,607Multiple Airlines
Thu, Sep 10 - Sun, Jan 17
Multiple Airlines Logo
5:30 pm - 10:59 pm
KTM
-
DCA
39h 14m
3 stops
Multiple Airlines Logo
6:30 am - 4:30 pm
DCA
-
KTM
24h 15m
2 stops
$1,635Multiple Airlines
Thu, Jul 23 - Fri, Oct 23

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Air India flights from Kathmandu to Washington, D.C. Reagan-National Airport

Our best Air India deals on Kathmandu to Washington, D.C. Reagan-National Airport flight tickets
Air India
Jul 24
KTM7:35 amKathmandu Tribhuvan
49h 09m
3 stops
DCA10:59 pmWashington, D.C. Reagan-National
Aug 28
DCA6:10 amWashington, D.C. Reagan-National
32h 10m
2 stops
KTM12:05 amKathmandu Tribhuvan
$1,566
Air India
Jul 17
KTM6:30 amKathmandu Tribhuvan
50h 14m
3 stops
DCA10:59 pmWashington, D.C. Reagan-National
Oct 24
DCA6:30 amWashington, D.C. Reagan-National
24h 15m
2 stops
KTM4:30 pmKathmandu Tribhuvan
$1,784
Air India
Jul 16
KTM6:30 amKathmandu Tribhuvan
50h 14m
3 stops
DCA10:59 pmWashington, D.C. Reagan-National
Oct 25
DCA6:25 amWashington, D.C. Reagan-National
32h 05m
2 stops
KTM12:15 amKathmandu Tribhuvan
$1,791

Qatar Airways flights from Kathmandu to Washington, D.C. Reagan-National Airport

Our best Qatar Airways deals on Kathmandu to Washington, D.C. Reagan-National Airport flight tickets
Qatar Airways
Jul 16
KTM6:00 pmKathmandu Tribhuvan
37h 35m
2 stops
DCA9:50 pmWashington, D.C. Reagan-National
Sep 30
DCA4:59 pmWashington, D.C. Reagan-National
30h 06m
2 stops
KTM8:50 amKathmandu Tribhuvan
$1,636
Qatar Airways
Jul 8
KTM10:05 amKathmandu Tribhuvan
42h 54m
2 stops
DCA7:14 pmWashington, D.C. Reagan-National
Oct 27
DCA5:30 pmWashington, D.C. Reagan-National
29h 05m
2 stops
KTM8:20 amKathmandu Tribhuvan
$1,639
Qatar Airways
Jul 16
KTM3:30 pmKathmandu Tribhuvan
37h 24m
2 stops
DCA7:09 pmWashington, D.C. Reagan-National
Sep 30
DCA4:59 pmWashington, D.C. Reagan-National
30h 06m
2 stops
KTM8:50 amKathmandu Tribhuvan
$1,641

momondo Fare Finder

 
Customize your flight search to find flights from Kathmandu to Washington, D.C. Reagan-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Kathmandu to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 9/10

6:30 am-10:59 pm

2 stops50h 14m

Washington, D.C. Reagan-National

Thu 2/25

6:00 am-4:30 pm

2 stops23h 45m

$1,453

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 7/15

7:35 am-10:59 pm

3 stops49h 09m

Washington, D.C. Reagan-National

Thu 9/17

6:30 am-4:30 pm

2 stops24h 15m

$1,509

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Mon 7/20

6:30 am-10:59 pm

3 stops50h 14m

Washington, D.C. Reagan-National

Mon 7/27

6:20 am-12:05 am

2 stops32h 00m

$1,539

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Tue 7/21

6:30 am-10:59 pm

3 stops50h 14m

Washington, D.C. Reagan-National

Thu 8/6

6:21 am-12:05 am

2 stops31h 59m

$1,563

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Fri 7/24

7:35 am-10:59 pm

3 stops49h 09m

Washington, D.C. Reagan-National

Fri 8/28

6:10 am-12:05 am

2 stops32h 10m

$1,566

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 7/29

7:35 am-10:59 pm

3 stops49h 09m

Washington, D.C. Reagan-National

Sun 10/25

6:25 am-4:30 pm

2 stops24h 20m

$1,568

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Mon 7/27

7:35 am-10:59 pm

3 stops49h 09m

Washington, D.C. Reagan-National

Sat 10/24

6:30 am-8:05 pm

2 stops27h 50m

$1,591

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 7/29

5:30 pm-10:59 pm

3 stops39h 14m

Washington, D.C. Reagan-National

Sat 10/24

6:30 am-8:05 pm

2 stops27h 50m

$1,596

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 9/10

2:40 pm-10:59 pm

2 stops42h 04m

Washington, D.C. Reagan-National

Sun 1/17

6:00 am-4:30 pm

2 stops23h 45m

$1,607
Quickest round-trip

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 7/23

5:30 pm-10:59 pm

3 stops39h 14m

Washington, D.C. Reagan-National

Fri 10/23

6:30 am-4:30 pm

2 stops24h 15m

$1,635

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from Kathmandu to Washington, D.C. Reagan-National Airport

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

Cheap Kathmandu to Washington, D.C. Reagan-National Airport (KTM to DCA) flight deals and tips

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

Fastest flight time

31h 44m

Direct flights

None
The fastest flight from Kathmandu to Washington, D.C. Reagan-National Airport takes 31h 44m
There are no direct flights from Kathmandu to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Kathmandu to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from Kathmandu to Washington, D.C. Reagan-National Airport

  • How far is Kathmandu Tribhuvan to Washington, D.C. Reagan-National by plane?

    A flight from Kathmandu Tribhuvan to Washington, D.C. Reagan-National will travel around 7693.1 mi. In terms of flight time, this usually takes a little over 31h 44m.

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

    Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. Reagan-National Airport are updated daily.

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C. Reagan-National 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 Kathmandu Tribhuvan Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Kathmandu to Washington, D.C. Reagan-National Airport

  • How do I get Price Alerts for flights from Kathmandu to Washington, D.C. Reagan-National Airport?

    Confirm your travel details to search for the latest offers for flights from Kathmandu to Washington, D.C. Reagan-National Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Kathmandu to Washington, D.C. Reagan-National Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Colonial Beach
Linthicum Heights
Rockville
Silver Spring
Towson
Manassas
Tysons
Springfield
Fairfax
Bethesda
Glen Burnie

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kathmandu to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

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

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Kathmandu to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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