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Cheap flights from Washington, D.C. Reagan-National Airport to Kathmandu from $564

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Kathmandu departing on 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Kathmandu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
6:45 am - 9:30 pm
DCA
-
KTM
52h 00m
2 stops
Cathay Pacific Logo
11:00 pm - 8:59 am
KTM
-
DCA
43h 44m
2 stops
$1,120Cathay Pacific
Thu, Feb 26 - Tue, Mar 31
Cathay Pacific Logo
12:31 pm - 9:45 pm
DCA
-
KTM
47h 29m
2 stops
Cathay Pacific Logo
11:00 pm - 8:15 pm
KTM
-
DCA
31h 00m
2 stops
$1,160Cathay Pacific
Mon, Aug 10 - Tue, Sep 15
Cathay Pacific Logo
8:31 am - 9:45 pm
DCA
-
KTM
51h 29m
2 stops
Cathay Pacific Logo
11:00 pm - 11:58 pm
KTM
-
DCA
34h 43m
2 stops
$1,169Cathay Pacific
Wed, Jun 17 - Sun, Jul 5
Cathay Pacific Logo
6:00 am - 9:30 pm
DCA
-
KTM
52h 45m
2 stops
Cathay Pacific Logo
11:00 pm - 8:59 am
KTM
-
DCA
43h 44m
2 stops
$1,170Cathay Pacific
Sat, Feb 28 - Tue, Mar 31
Cathay Pacific Logo
11:57 am - 9:45 pm
DCA
-
KTM
48h 03m
2 stops
Cathay Pacific Logo
11:00 pm - 11:59 pm
KTM
-
DCA
34h 44m
2 stops
$1,187Cathay Pacific
Fri, Apr 3 - Wed, Apr 22
Cathay Pacific Logo
7:59 pm - 9:45 pm
DCA
-
KTM
64h 01m
2 stops
Cathay Pacific Logo
11:00 pm - 11:57 pm
KTM
-
DCA
34h 42m
2 stops
$1,202Cathay Pacific
Wed, Apr 1 - Tue, Apr 21
Multiple Airlines Logo
6:00 am - 12:15 am
DCA
-
KTM
32h 30m
2 stops
Multiple Airlines Logo
9:10 pm - 10:59 pm
KTM
-
DCA
35h 34m
2 stops
$1,354Multiple Airlines
Wed, Mar 25 - Wed, Apr 15
Multiple Airlines Logo
6:00 am - 11:00 pm
DCA
-
KTM
31h 15m
2 stops
Multiple Airlines Logo
7:35 am - 10:59 pm
KTM
-
DCA
49h 09m
2 stops
$1,379Multiple Airlines
Wed, Apr 8 - Thu, Apr 30
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
24h 45m
2 stops
Multiple Airlines Logo
10:05 am - 10:59 pm
KTM
-
DCA
46h 39m
2 stops
$1,422Multiple Airlines
Wed, Mar 18 - Tue, Apr 7
Multiple Airlines Logo
6:00 am - 4:30 pm
DCA
-
KTM
24h 45m
2 stops
Multiple Airlines Logo
9:10 pm - 10:59 pm
KTM
-
DCA
35h 34m
2 stops
$1,433Multiple Airlines
Thu, Mar 19 - Tue, Apr 7

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

Our best Air India deals on Washington, D.C. Reagan-National Airport to Kathmandu flight tickets
Air India
Mar 16
DCA6:00 amWashington, D.C. Reagan-National
32h 30m
2 stops
KTM12:15 amKathmandu Tribhuvan
Mar 31
KTM9:10 pmKathmandu Tribhuvan
35h 34m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,453
Air India
Apr 20
DCA6:00 amWashington, D.C. Reagan-National
31h 15m
2 stops
KTM11:00 pmKathmandu Tribhuvan
Apr 30
KTM7:35 amKathmandu Tribhuvan
49h 09m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,469
Air India
Apr 9
DCA6:00 amWashington, D.C. Reagan-National
28h 25m
2 stops
KTM8:10 pmKathmandu Tribhuvan
May 5
KTM9:10 pmKathmandu Tribhuvan
35h 34m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,486

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

Our best Qatar Airways deals on Washington, D.C. Reagan-National Airport to Kathmandu flight tickets
Qatar Airways
Feb 22
DCA6:20 amWashington, D.C. Reagan-National
23h 20m
2 stops
KTM4:25 pmKathmandu Tribhuvan
Mar 27
KTM9:10 amKathmandu Tribhuvan
47h 34m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
$1,871
Qatar Airways
Feb 19
DCA6:00 amWashington, D.C. Reagan-National
25h 05m
2 stops
KTM5:50 pmKathmandu Tribhuvan
Feb 27
KTM5:40 pmKathmandu Tribhuvan
33h 04m
2 stops
DCA3:59 pmWashington, D.C. Reagan-National
$1,935
Qatar Airways
Feb 20
DCA3:21 pmWashington, D.C. Reagan-National
38h 19m
2 stops
KTM4:25 pmKathmandu Tribhuvan
Mar 20
KTM9:10 amKathmandu Tribhuvan
34h 05m
2 stops
DCA9:30 amWashington, D.C. Reagan-National
$1,950

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Kathmandu 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 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Thu 2/26

6:45 am-9:30 pm

2 stops52h 00m

Kathmandu Tribhuvan

Tue 3/31

11:00 pm-8:59 am

2 stops43h 44m

$1,120

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Mon 8/10

12:31 pm-9:45 pm

2 stops47h 29m

Kathmandu Tribhuvan

Tue 9/15

11:00 pm-8:15 pm

2 stops31h 00m

$1,160

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 6/17

8:31 am-9:45 pm

2 stops51h 29m

Kathmandu Tribhuvan

Sun 7/5

11:00 pm-11:58 pm

2 stops34h 43m

$1,169

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Sat 2/28

6:00 am-9:30 pm

2 stops52h 45m

Kathmandu Tribhuvan

Tue 3/31

11:00 pm-8:59 am

2 stops43h 44m

$1,170

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Fri 4/3

11:57 am-9:45 pm

2 stops48h 03m

Kathmandu Tribhuvan

Wed 4/22

11:00 pm-11:59 pm

2 stops34h 44m

$1,187

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 4/1

7:59 pm-9:45 pm

2 stops64h 01m

Kathmandu Tribhuvan

Tue 4/21

11:00 pm-11:57 pm

2 stops34h 42m

$1,202

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 3/25

6:00 am-12:15 am

2 stops32h 30m

Kathmandu Tribhuvan

Wed 4/15

9:10 pm-10:59 pm

2 stops35h 34m

$1,354

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 4/8

6:00 am-11:00 pm

2 stops31h 15m

Kathmandu Tribhuvan

Thu 4/30

7:35 am-10:59 pm

2 stops49h 09m

$1,379

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Wed 3/18

6:00 am-4:30 pm

2 stops24h 45m

Kathmandu Tribhuvan

Tue 4/7

10:05 am-10:59 pm

2 stops46h 39m

$1,422

Washington, D.C.Kathmandu

DCA - KTM

DCAKTM

Washington, D.C. Reagan-National

Thu 3/19

6:00 am-4:30 pm

2 stops24h 45m

Kathmandu Tribhuvan

Tue 4/7

9:10 pm-10:59 pm

2 stops35h 34m

$1,433

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kathmandu from

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

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 Washington, D.C. Reagan-National to Kathmandu Tribhuvan?

Cathay Pacific is the most popular carrier operating from Washington, D.C. Reagan-National to Kathmandu Tribhuvan

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

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

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

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

Fastest flight time

24h 45m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Kathmandu takes 24h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Kathmandu. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Kathmandu.
Search flight deals

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

    There are 7693.1 mi between Washington, D.C. Reagan-National and Kathmandu Tribhuvan. Flights usually cover this in 24h 45m, depending on flying conditions and air traffic around both airports.

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

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

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Kathmandu Tribhuvan Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Kathmandu Tribhuvan Airport.

  • What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

    The travel and health documents you'll need for your trip to Kathmandu Tribhuvan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Kathmandu?

Best airlines flying from Washington, D.C. Reagan-National Airport to Kathmandu

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Kathmandu with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,107Free CancellationRating
7.4
3,734 reviews
Search Qatar Airways flights

Traveling to a place near Kathmandu?

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Why use momondo?

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

It is quick and easy to find Washington, D.C. to Kathmandu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kathmandu that suits you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Kathmandu flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Kathmandu from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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