WAS - KTM

$529 Find Cheap Flights from Washington, D.C. to Kathmandu - Compare and Save

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Everything you should know

Cheapest round-trip
$1,073
Typical prices: $1,312-$1,744
Multiple Airlines
Thu 11/8Sat 12/15
IAD - KTM • 2 stops
Cheapest one-way
$529
Typical prices: $536-$889
Multiple Airlines
Mon 9/17
IAD - KTM • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. and Kathmandu. You'll need to take a connecting flight to reach the destination.
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Top routes
DCA - KTM
Cheapest • 16% average savings
IAD - KTM
Most popular
Insights
Insights
When to book
25 weeks
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 12% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 14% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
New Delhi Indira Gandhi Intl (DEL)
Cheapest • Avg $1,339 (round-trip)
Dubai Intl (DXB)
Shortest trip • 25h 08m (one-way)
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We hope you love your trip to Kathmandu!
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Flight Deals

Cheap Flights from Washington, D.C. to Kathmandu (WAS-KTM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Kathmandu

Sun, Nov 8 - Tue, Dec 15
Multiple Airlines Logo
2:35 pm - 6:35 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
41h 15m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
8:00 am - 9:05 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
59h 50m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
$1,073Multiple Airlines
Wed, Sep 16 - Thu, Oct 29
Multiple Airlines Logo
3:10 pm - 12:05 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
23h 10m2 stops Abu Dhabi Zayed Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
1:45 pm - 10:05 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
54h 05m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
$1,081Multiple Airlines
Thu, Jan 21 - Thu, Feb 11
Turkish Airlines Logo
9:20 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
27h 15m1 stop Istanbul
Turkish Airlines Logo
12:45 pm - 7:25 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
41h 25m1 stop Istanbul
$1,366Turkish Airlines
Wed, Nov 25 - Wed, Dec 16
Turkish Airlines Logo
1:30 pm - 11:20 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
35h 05m1 stop Istanbul
Turkish Airlines Logo
12:45 pm - 7:25 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
41h 25m1 stop Istanbul
$1,366Turkish Airlines
Wed, Sep 16 - Thu, Oct 29
Qatar Airways Logo
9:00 pm - 8:50 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
26h 05m1 stop Doha Hamad Intl
Qatar Airways Logo
6:45 pm - 9:10 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
24h 10m1 stop Doha Hamad Intl
$1,395Qatar Airways
Sun, Sep 13 - Mon, Sep 28
Qatar Airways Logo
9:00 pm - 8:50 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
26h 05m1 stop Doha Hamad Intl
Qatar Airways Logo
6:45 pm - 3:40 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
30h 40m1 stop Doha Hamad Intl
$1,395Qatar Airways
Mon, Feb 1 - Mon, Mar 1
Emirates Logo
10:30 am - 11:30 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
26h 15m1 stop Dubai Intl
Emirates Logo
7:40 pm - 8:10 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
23h 15m1 stop Dubai Intl
$1,490Emirates
Wed, Jan 27 - Thu, Mar 4
Emirates Logo
10:30 am - 11:30 pmIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
26h 15m1 stop Dubai Intl
Emirates Logo
9:20 am - 8:10 amKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
33h 35m1 stop Dubai Intl
$1,490Emirates
Sun, Sep 20 - Mon, Sep 28
SWISS Logo
5:45 pm - 6:35 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
27h 05m2 stops Zurich New Delhi Indira Gandhi Intl
SWISS Logo
9:10 pm - 4:45 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
29h 20m2 stops New Delhi Indira Gandhi Intl Zurich
$1,665SWISS
Tue, Sep 22 - Wed, Sep 30
SWISS Logo
8:20 pm - 6:35 amIAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
24h 30m2 stops Zurich New Delhi Indira Gandhi Intl
SWISS Logo
9:10 pm - 3:25 pmKTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
28h 00m2 stops New Delhi Indira Gandhi Intl Zurich
$1,670SWISS
Booking Insights

Price, demand and travel trends for Washington, D.C. to Kathmandu flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. to Kathmandu with more confidence.

What is the cheapest Washington, D.C. to Kathmandu flight route?

Washington, D.C. Reagan-National Airport (DCA) to Kathmandu (KTM) is the cheapest Washington, D.C. to Kathmandu route, averaging $1,058 round-trip. Other Washington, D.C. to Kathmandu routes average $1,475, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. to Kathmandu?

Monday is the cheapest day of the week to fly from Washington, D.C. to Kathmandu, it is 6% cheaper than the average day. Saturday is the most expensive day with flight prices 6% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. to Kathmandu?

  • January is the cheapest month to fly from Washington, D.C. to Kathmandu at $1,264 round-trip.
  • June ($1,890) and July ($1,761) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 49% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. to Kathmandu the cheapest?

Flights from Washington, D.C. to Kathmandu are cheapest 25 weeks before departure. Booking in this window typically costs about 12% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. to Kathmandu flights

Low season

February

Cheapest flight

$529
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from Washington, D.C. Dulles Intl Airport to Kathmandu

When to book flights from Washington, D.C. to Kathmandu

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Kathmandu based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. to Kathmandu flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What means of public transportation can I use to get to Kathmandu from KTM?

    To travel from KTM to Kathmandu via public transport, you can board a bus if you want to travel affordably or a taxi if you want to travel quickly. Getting either a bus or a taxi is an easy task as daily, there are plenty stationed outside the airport’s Arrivals Hall.

  • Where can I exchange my cash at KTM?

    If you want to convert some of your cash to the local currency, you’ll be able to do so without struggle, as KTM features two currency exchange sites in its Arrivals Hall.

  • How early should I get to my preferred Washington DC airport on my travel date?

    On the date you’re set to fly from Washington DC to Kathmandu, you should purpose to get to your preferred Washington DC airport at least 2h before your flight. This will give you adequate time to go through the airport’s security checkpoints. In addition, it will give you adequate time to check out the airport’s points of interest.

  • How can I get assisted travel services on my flight from Washington DC to Kathmandu?

    Airlines that offer flights from Washington DC to Kathmandu require that passengers in need of special assistance services contact them at least 72h before their flights. This being the case, if you’re disabled, you can get the assisted travel services you desire, provided you contact the airline you intend to travel with at least 72h before your flight.

  • Which airports can I use when flying from Washington, D.C. to Kathmandu?

    Flights from Washington, D.C. to Kathmandu may depart from several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD). Flights usually arrive at Kathmandu Tribhuvan (KTM).

  • What cabin classes can I book on flights from Washington, D.C. to Kathmandu?

    Two cabin classes are available on flights from Washington, D.C. to Kathmandu:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Washington, D.C. to Kathmandu pass through?

    One-stop flights from Washington, D.C. to Kathmandu most commonly connect through:

    • Doha Hamad Intl (DOH) - 61% of one-stop connections
    • Dubai Intl (DXB) - 21% of one-stop connections
    • Istanbul (IST) - 17% of one-stop connections
    • Abu Dhabi Zayed Intl (AUH) - 2% of one-stop connections

    Doha Hamad Intl (DOH) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. to Kathmandu?

    Yes. Being flexible with your travel dates can save you up to 12% on the Washington, D.C. to Kathmandu route. Monday is the cheapest departure day at $1,392 round-trip on average, while Saturday is the most expensive at $1,573, a difference of $181. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Kathmandu?

    Garden of Dreams is one of the most viewed places in Kathmandu on KAYAK.

  • How expensive are last-minute Washington, D.C. to Kathmandu flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 8% above the route average of $1,474. Book 25 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. to Kathmandu?

    A nonstop flight from Washington, D.C. to Kathmandu takes 0h 00m, covering 7,691 miles.

  • Do I need a passport to fly from Washington, D.C. to Kathmandu?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. to Kathmandu looking right now?

    One-way fares from Washington, D.C. to Kathmandu are currently higher than usual. Average one-way flight prices are about $884, which is 22% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Washington, D.C. to Kathmandu?

    Flying via New Delhi Indira Gandhi Intl (DEL) gives the shortest average 1-stop total travel time at 23h 51m, compared with 25h 08m via Dubai Intl (DXB) and 25h 19m via Doha Hamad Intl (DOH).

  • What is the time difference between Washington, D.C. and Kathmandu?

    Kathmandu is 9 hours ahead of Washington, D.C. (Nepal Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • How much should I expect to pay for a Washington, D.C. to Kathmandu flight?

    Round-trip flights from Washington, D.C. to Kathmandu range from $1,312 to $1,744, with an average of $1,474 over the past 12 months. Anything below $1,312 counts as a good deal.

Your guide to booking Washington, D.C. to Kathmandu flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average $1,392 - about $181 less than Saturday (12% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 12% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. to Kathmandu trip for January. Fares historically average $1,264 round-trip in that month - typically $626 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Kathmandu Tribhuvan Airport.
    - The Everest Hotel Kathmandu
    - Vannasut Hotel and Spa
    - Regal Airport Hotel
  • In Washington DC, you can board your flight to Kathmandu at Dulles International Airport (IAD), Baltimore Washington International Thurgood Marshall Airport (BWI), or Ronald Reagan Washington National Airport (DCA). When booking your flight, you should book one that departs at DCA. This is because apart from being the closest to Washington, it is easy to navigate, and has superb access to D.C.’s metro system.
  • If you want to pray or meditate privately before your flight from DCA, you're in luck because the airport has a chapel. The chapel is located on Concourse B's south end, opposite the Delta Airlines gates. The chapel is open to everyone and hosts clergy-led Protestant worship, Catholic masses, and Islamic prayers on a regular basis.
  • If you're traveling with a pet, you can let it relieve itself in one of DCA’s designated pet areas. The said areas are found near Door 1 in Terminal A, across from the South Metrorail Station entrance in Terminal B, and opposite the North Metrorail Station in Terminal C.
  • In Kathmandu, you’ll alight from your flight at Tribhuvan International Airport (KTM). If you’d like to catch your breath before leaving this airport, you can do so at its Executive Lounge. Located on the 2nd floor of the International Terminal, this lounge features comfortable seating, clean washrooms, hospitable staff, and a variety of snacks.
  • In case you need some information while at KTM, you should visit the airport’s information desk on the Landside, near the check-in counter. Alternatively, you can visit the tourist booth on the airport’s ground level.

Everything you need to know for your flight from Washington, D.C. to Kathmandu

Information on your arrival and departure airports

Kathmandu (KTM)