Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Kathmandu to Washington, D.C. from $759

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 4/7. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
6:45 am - 10:59 pm
KTM
-
DCA
49h 59m
2 stops
Air India Logo
6:19 am - 11:00 pm
DCA
-
KTM
30h 56m
2 stops
$1,393Air India
Sun, Sep 6 - Wed, Sep 30
Multiple Airlines Logo
2:40 pm - 10:59 pm
KTM
-
DCA
42h 04m
2 stops
Multiple Airlines Logo
6:19 am - 4:30 pm
DCA
-
KTM
24h 26m
2 stops
$1,446Multiple Airlines
Sun, Sep 6 - Wed, Sep 30
Multiple Airlines Logo
6:15 pm - 4:50 pm
KTM
-
DCA
32h 20m
2 stops
Multiple Airlines Logo
6:59 pm - 7:55 am
DCA
-
KTM
27h 11m
2 stops
$1,461Multiple Airlines
Wed, Apr 15 - Fri, May 8
Multiple Airlines Logo
6:15 pm - 4:50 pm
KTM
-
DCA
32h 20m
2 stops
Multiple Airlines Logo
5:22 pm - 7:55 am
DCA
-
KTM
28h 48m
2 stops
$1,466Multiple Airlines
Wed, Apr 15 - Fri, May 8
Multiple Airlines Logo
6:15 pm - 4:29 pm
KTM
-
DCA
31h 59m
2 stops
Multiple Airlines Logo
5:22 pm - 7:55 am
DCA
-
KTM
28h 48m
2 stops
$1,487Multiple Airlines
Sat, Apr 18 - Sat, May 16
Qatar Airways Logo
10:55 am - 7:59 pm
KTM
-
DCA
42h 49m
2 stops
Qatar Airways Logo
2:55 pm - 9:50 am
DCA
-
KTM
33h 10m
2 stops
$1,534Qatar Airways
Mon, May 25 - Mon, Sep 7
Multiple Airlines Logo
6:15 pm - 4:50 pm
KTM
-
DCA
32h 20m
2 stops
Multiple Airlines Logo
5:22 pm - 7:55 am
DCA
-
KTM
28h 48m
2 stops
$1,536Multiple Airlines
Wed, Apr 15 - Wed, May 20
Qatar Airways Logo
6:00 pm - 9:50 pm
KTM
-
DCA
37h 35m
2 stops
Qatar Airways Logo
6:30 pm - 4:25 pm
DCA
-
KTM
35h 10m
2 stops
$1,537Qatar Airways
Wed, Jun 17 - Fri, Dec 11
Qatar Airways Logo
10:55 am - 7:20 pm
KTM
-
DCA
42h 10m
2 stops
Qatar Airways Logo
4:59 pm - 5:00 pm
DCA
-
KTM
38h 16m
2 stops
$1,539Qatar Airways
Mon, May 4 - Mon, May 11
Qatar Airways Logo
10:45 am - 11:28 pm
KTM
-
DCA
46h 28m
2 stops
Qatar Airways Logo
2:30 pm - 9:50 am
DCA
-
KTM
33h 35m
2 stops
$1,546Qatar Airways
Wed, Apr 15 - Thu, Sep 17

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
Sep 6
KTM6:45 amKathmandu Tribhuvan
49h 59m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Sep 30
DCA6:19 amWashington, D.C. Reagan-National
30h 56m
2 stops
KTM11:00 pmKathmandu Tribhuvan
$1,393
Air India
May 1
KTM2:40 pmKathmandu Tribhuvan
42h 04m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
May 23
DCA6:00 amWashington, D.C. Reagan-National
31h 15m
2 stops
KTM11:00 pmKathmandu Tribhuvan
$2,057
Air India
Mar 29
KTM5:30 pmKathmandu Tribhuvan
39h 14m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Sep 27
DCA6:19 amWashington, D.C. Reagan-National
30h 56m
2 stops
KTM11:00 pmKathmandu Tribhuvan
$2,875

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
May 25
KTM10:55 amKathmandu Tribhuvan
42h 49m
2 stops
DCA7:59 pmWashington, D.C. Reagan-National
Sep 7
DCA2:55 pmWashington, D.C. Reagan-National
33h 10m
2 stops
KTM9:50 amKathmandu Tribhuvan
$1,534
Qatar Airways
Jun 17
KTM6:00 pmKathmandu Tribhuvan
37h 35m
2 stops
DCA9:50 pmWashington, D.C. Reagan-National
Dec 11
DCA6:30 pmWashington, D.C. Reagan-National
35h 10m
2 stops
KTM4:25 pmKathmandu Tribhuvan
$1,537
Qatar Airways
May 4
KTM10:55 amKathmandu Tribhuvan
42h 10m
2 stops
DCA7:20 pmWashington, D.C. Reagan-National
May 11
DCA4:59 pmWashington, D.C. Reagan-National
38h 16m
2 stops
KTM5:00 pmKathmandu Tribhuvan
$1,539

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 March 24, 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

Sun 9/6

6:45 am-10:59 pm

2 stops49h 59m

Washington, D.C. Reagan-National

Wed 9/30

6:19 am-11:00 pm

2 stops30h 56m

$1,393

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Sun 9/6

2:40 pm-10:59 pm

2 stops42h 04m

Washington, D.C. Reagan-National

Wed 9/30

6:19 am-4:30 pm

2 stops24h 26m

$1,446
Quickest round-trip

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 4/15

6:15 pm-4:50 pm

2 stops32h 20m

Washington, D.C. Reagan-National

Fri 5/8

6:59 pm-7:55 am

2 stops27h 11m

$1,461

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 4/15

6:15 pm-4:50 pm

2 stops32h 20m

Washington, D.C. Reagan-National

Fri 5/8

5:22 pm-7:55 am

2 stops28h 48m

$1,466

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Sat 4/18

6:15 pm-4:29 pm

2 stops31h 59m

Washington, D.C. Reagan-National

Sat 5/16

5:22 pm-7:55 am

2 stops28h 48m

$1,487

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Mon 5/25

10:55 am-7:59 pm

2 stops42h 49m

Washington, D.C. Reagan-National

Mon 9/7

2:55 pm-9:50 am

2 stops33h 10m

$1,534

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 4/15

6:15 pm-4:50 pm

2 stops32h 20m

Washington, D.C. Reagan-National

Wed 5/20

5:22 pm-7:55 am

2 stops28h 48m

$1,536

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 6/17

6:00 pm-9:50 pm

2 stops37h 35m

Washington, D.C. Reagan-National

Fri 12/11

6:30 pm-4:25 pm

2 stops35h 10m

$1,537

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Mon 5/4

10:55 am-7:20 pm

2 stops42h 10m

Washington, D.C. Reagan-National

Mon 5/11

4:59 pm-5:00 pm

2 stops38h 16m

$1,539

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 4/15

10:45 am-11:28 pm

2 stops46h 28m

Washington, D.C. Reagan-National

Thu 9/17

2:30 pm-9:50 am

2 stops33h 35m

$1,546

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C. Reagan-National Airport

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

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C. Reagan-National?

Qatar Airways and Air India are the most popular carriers operating from Kathmandu Tribhuvan to Washington, D.C. Reagan-National

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 29m

Direct flights

None
The fastest flight from Kathmandu to Washington, D.C. Reagan-National Airport takes 31h 29m
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

  • 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 29m.

  • 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.

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
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Linthicum Heights
Springfield
Bethesda
Fairfax
College Park

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.

An easier way to manage your Washington, D.C. Reagan-National Airport 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
Thu 4/23
Thu 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.