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Cheap flights from Kathmandu to Washington, D.C. from $673

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.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:15 pm - 4:50 pm
KTM
-
DCA
32h 20m
2 stops
Multiple Airlines Logo
5:48 pm - 7:55 am
DCA
-
KTM
28h 22m
2 stops
$1,379Multiple Airlines
Wed, Apr 22 - Sat, May 9
Multiple Airlines Logo
9:05 pm - 10:59 pm
KTM
-
DCA
35h 39m
2 stops
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
24h 45m
2 stops
$1,428Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
9:10 pm - 10:59 pm
KTM
-
DCA
35h 34m
2 stops
Multiple Airlines Logo
6:30 am - 4:30 pm
DCA
-
KTM
24h 15m
2 stops
$1,457Multiple Airlines
Wed, Jun 10 - Wed, Aug 19
Multiple Airlines Logo
9:05 pm - 10:59 pm
KTM
-
DCA
35h 39m
2 stops
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
24h 45m
2 stops
$1,464Multiple Airlines
Thu, Mar 26 - Sat, Apr 4
Multiple Airlines Logo
9:10 pm - 5:12 pm
KTM
-
DCA
29h 47m
2 stops
Multiple Airlines Logo
6:05 am - 4:30 pm
DCA
-
KTM
24h 40m
2 stops
$1,515Multiple Airlines
Tue, Jun 16 - Thu, Jul 16
Qatar Airways Logo
7:05 pm - 9:20 pm
KTM
-
DCA
37h 00m
2 stops
Qatar Airways Logo
5:27 pm - 7:55 am
DCA
-
KTM
27h 43m
2 stops
$1,539Qatar Airways
Tue, Feb 17 - Tue, Feb 24
Air India Logo
5:30 pm - 10:59 pm
KTM
-
DCA
39h 14m
2 stops
Air India Logo
6:00 am - 8:10 pm
DCA
-
KTM
28h 25m
2 stops
$1,542Air India
Fri, Mar 27 - Fri, Apr 3
Multiple Airlines Logo
9:10 pm - 5:30 pm
KTM
-
DCA
30h 05m
2 stops
Multiple Airlines Logo
6:05 am - 4:30 pm
DCA
-
KTM
24h 40m
2 stops
$1,543Multiple Airlines
Thu, Apr 23 - Thu, Oct 22
Multiple Airlines Logo
9:05 pm - 10:59 pm
KTM
-
DCA
36h 39m
2 stops
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
24h 45m
2 stops
$1,579Multiple Airlines
Thu, Feb 19 - Sun, Apr 19
Qatar Airways Logo
9:10 am - 6:48 pm
KTM
-
DCA
44h 23m
2 stops
Qatar Airways Logo
6:04 am - 4:25 pm
DCA
-
KTM
23h 36m
2 stops
$1,581Qatar Airways
Wed, Feb 18 - Sat, Feb 21

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
Mar 27
KTM5:30 pmKathmandu Tribhuvan
39h 14m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Apr 3
DCA6:00 amWashington, D.C. Reagan-National
28h 25m
2 stops
KTM8:10 pmKathmandu Tribhuvan
$1,542
Air India
Mar 8
KTM7:35 amKathmandu Tribhuvan
49h 09m
2 stops
DCA9:59 pmWashington, D.C. Reagan-National
May 31
DCA6:30 amWashington, D.C. Reagan-National
27h 55m
2 stops
KTM8:10 pmKathmandu Tribhuvan
$1,768
Air India
Apr 10
KTM5:30 pmKathmandu Tribhuvan
39h 14m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Jun 22
DCA6:30 amWashington, D.C. Reagan-National
27h 55m
2 stops
KTM8:10 pmKathmandu Tribhuvan
$1,845

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

Our best Emirates deals on Kathmandu to Washington, D.C. Reagan-National Airport flight tickets
Emirates
Apr 27
KTM12:35 amKathmandu Tribhuvan
31h 53m
2 stops
DCA10:43 pmWashington, D.C. Reagan-National
Oct 24
DCA5:00 pmWashington, D.C. Reagan-National
35h 15m
2 stops
KTM2:00 pmKathmandu Tribhuvan
$2,130
Emirates
Apr 23
KTM12:35 amKathmandu Tribhuvan
31h 53m
2 stops
DCA10:43 pmWashington, D.C. Reagan-National
Oct 21
DCA5:00 pmWashington, D.C. Reagan-National
44h 50m
2 stops
KTM11:35 pmKathmandu Tribhuvan
$2,215
Emirates
Apr 21
KTM12:35 amKathmandu Tribhuvan
31h 53m
2 stops
DCA10:43 pmWashington, D.C. Reagan-National
Jun 1
DCA2:53 pmWashington, D.C. Reagan-National
42h 17m
2 stops
KTM6:55 pmKathmandu Tribhuvan
$2,238

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 February 5, 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

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 4/22

6:15 pm-4:50 pm

2 stops32h 20m

Washington, D.C. Reagan-National

Sat 5/9

5:48 pm-7:55 am

2 stops28h 22m

$1,379

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 3/19

9:05 pm-10:59 pm

2 stops35h 39m

Washington, D.C. Reagan-National

Thu 3/26

6:00 am-4:30 pm

2 stops24h 45m

$1,428

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 6/10

9:10 pm-10:59 pm

2 stops35h 34m

Washington, D.C. Reagan-National

Wed 8/19

6:30 am-4:30 pm

2 stops24h 15m

$1,457

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 3/26

9:05 pm-10:59 pm

2 stops35h 39m

Washington, D.C. Reagan-National

Sat 4/4

6:00 am-4:30 pm

2 stops24h 45m

$1,464

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Tue 6/16

9:10 pm-5:12 pm

2 stops29h 47m

Washington, D.C. Reagan-National

Thu 7/16

6:05 am-4:30 pm

2 stops24h 40m

$1,515

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Tue 2/17

7:05 pm-9:20 pm

2 stops37h 00m

Washington, D.C. Reagan-National

Tue 2/24

5:27 pm-7:55 am

2 stops27h 43m

$1,539

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Fri 3/27

5:30 pm-10:59 pm

2 stops39h 14m

Washington, D.C. Reagan-National

Fri 4/3

6:00 am-8:10 pm

2 stops28h 25m

$1,542

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 4/23

9:10 pm-5:30 pm

2 stops30h 05m

Washington, D.C. Reagan-National

Thu 10/22

6:05 am-4:30 pm

2 stops24h 40m

$1,543

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Thu 2/19

9:05 pm-10:59 pm

2 stops36h 39m

Washington, D.C. Reagan-National

Sun 4/19

6:00 am-4:30 pm

2 stops24h 45m

$1,579

KathmanduWashington, D.C.

KTM - DCA

KTMDCA

Kathmandu Tribhuvan

Wed 2/18

9:10 am-6:48 pm

2 stops44h 23m

Washington, D.C. Reagan-National

Sat 2/21

6:04 am-4:25 pm

2 stops23h 36m

$1,581

Flights are sorted by cheapest round-trip flights first.

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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 is the most popular carrier 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

32h 20m

Direct flights

None
The fastest flight from Kathmandu to Washington, D.C. Reagan-National Airport takes 32h 20m
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 32h 20m.

  • 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
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
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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