KTM - IAD

₹ 71,887 Find Cheap Flights from Kathmandu to Washington, D.C. – Compare and Save

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Everything you should know

Cheapest return flight
₹ 126,185
Typical prices: ₹ 125,073-₹ 150,270
Qatar Airways
Sun 7/10Sun 1/4
KTM - IAD • 1 stop
Cheapest one-way flight
₹ 71,887
Typical prices: ₹ 66,037-₹ 96,647
Multiple Airlines
Mon 22/10
KTM - IAD • 3 stops
Direct flights
Not available
There are currently no direct flights between Kathmandu and Washington, D.C. Dulles Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
15 weeks
in advance
Our data shows that travellers who book at least 15 weeks in advance save around 17% compared to booking last minute.
Insights
Insights
When to travel
December
Cheapest • 11% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Abu Dhabi Zayed Intl (AUH)
Cheapest • Avg ₹ 90,046 (return)
Dubai Intl (DXB)
Shortest trip • 23h 39m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Washington, D.C. Dulles Intl Airport!
Flight Deals
Booking Insights
Flight Deals

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

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

Recent return flight deals from Kathmandu to Dulles Intl

Wed, 7 Oct - Thu, 1 Apr
Multiple Airlines Logo
17:30 - 08:45KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
25h 00m1 stop Doha Hamad Intl
Multiple Airlines Logo
21:00 - 16:45IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
34h 00m1 stop Doha Hamad Intl
₹ 126,185Multiple Airlines
Wed, 28 Oct - Wed, 4 Nov
Multiple Airlines Logo
11:05 - 16:55KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
39h 35m1 stop Doha Hamad Intl
Multiple Airlines Logo
20:05 - 16:25IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
33h 35m1 stop Doha Hamad Intl
₹ 127,236Multiple Airlines
Tue, 3 Nov - Sun, 18 Apr
Multiple Airlines Logo
18:45 - 08:10KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
24h 10m1 stop Doha Hamad Intl
Multiple Airlines Logo
11:00 - 16:45IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
20h 00m1 stop Doha Hamad Intl
₹ 127,523Multiple Airlines
Sun, 8 Nov - Sun, 11 Apr
Multiple Airlines Logo
18:45 - 15:55KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
31h 55m1 stop Doha Hamad Intl
Multiple Airlines Logo
11:00 - 16:45IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
20h 00m1 stop Doha Hamad Intl
₹ 128,479Multiple Airlines
Tue, 22 Dec - Wed, 17 Feb
Korean Air Logo
19:25 - 09:50KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
25h 10m1 stop Incheon Intl
Korean Air Logo
11:50 - 17:00IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
42h 25m1 stop Incheon Intl
₹ 136,413Korean Air
Tue, 22 Dec - Sun, 14 Feb
Korean Air Logo
19:25 - 09:50KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
25h 10m1 stop Incheon Intl
Korean Air Logo
11:50 - 17:00IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
42h 25m1 stop Incheon Intl
₹ 136,413Korean Air
Tue, 22 Dec - Sun, 13 Jun
Korean Air Logo
19:25 - 09:50KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
25h 10m1 stop Incheon Intl
Korean Air Logo
13:30 - 17:15IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
42h 00m1 stop Incheon Intl
₹ 136,413Korean Air
Fri, 2 Oct - Wed, 9 Dec
Multiple Airlines Logo
13:25 - 08:50KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
29h 10m2 stops New Delhi Indira Gandhi Intl Dubai Intl
Multiple Airlines Logo
10:30 - 08:20IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
35h 05m1 stop Dubai Intl
₹ 140,715Multiple Airlines
Thu, 17 Dec - Sun, 13 Jun
Qatar Airways Logo
17:40 - 08:30KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
25h 35m1 stop Doha Hamad Intl
Qatar Airways Logo
11:00 - 16:45IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
20h 00m1 stop Doha Hamad Intl
₹ 168,151Qatar Airways
Tue, 22 Dec - Sat, 12 Jun
Qatar Airways Logo
18:45 - 08:30KTM  Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl
24h 30m1 stop Doha Hamad Intl
Qatar Airways Logo
21:00 - 08:50IAD  Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan
26h 05m1 stop Doha Hamad Intl
₹ 168,151Qatar Airways
Booking Insights

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

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

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

Monday is the cheapest day of the week to fly from Kathmandu to Washington, D.C. Dulles Intl Airport and is 10% 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 Kathmandu to Washington, D.C. Dulles Intl Airport?

  • December is the cheapest month to fly from Kathmandu to Washington, D.C. Dulles Intl Airport at ₹ 123,221 return.
  • August (₹ 153,620) and April (₹ 151,135) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 24% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Kathmandu to Washington, D.C. Dulles Intl Airport are cheapest 15 weeks before departure. Booking in this window typically costs about 17% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Kathmandu to Washington, D.C. Dulles Intl Airport flights

Low season

January

Cheapest flight

₹ 71,887
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly and prices are also 4% lower on average.
Flights from Kathmandu to Washington, D.C. Dulles Intl Airport

When to book flights from Kathmandu to Dulles Intl

Are your dates flexible? Find out the best times to travel from Kathmandu to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Kathmandu to Washington, D.C. Dulles Intl Airport flight questions, answered

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

  • Which facilities in IAD airport are convenient for traveling mothers?

    AID airport provides baby care facilities essential to traveling mothers. Lactating mothers can use the nursing rooms which offer a private and comfortable environment with power outlets and comfortable seating for breastfeeding or pumping breast milk. You can find one in the main terminal and another near gate A20 which has a sink.

  • Are there art features at IAD airport?

    Yes. IAD airport has an art program to give the passengers a memorable experience before heading out. Art enthusiast travelers can visit the Wonders of Wonders, a permanent abstract art found near the A-Gates which depicts the exploration of the universe. You can also enjoy watching the sculpture with moving lighting across the space with forms referring to airplanes in the International Arrivals.

  • Can I access parking facilities at KTM airport?

    Yes. KTM airport has long-term parking facilities accessible by all travelers located outside the terminal building. There is also a parking garage in front of the international terminal building with parking spaces preserved for VIP, diplomatic, and government vehicles. Accessible parking spaces are available in all the parking lots.

  • Which lounges are available at KTM airport?

    KTM airport hosts three lounges: Executive Lounge, Thai Airways Royal Silk Lounge and Horizon Lounge in the International Terminal where any class passengers can relax and fuel up before their flights. However, Executive Lounge provides fax, disabled access and conference facilities. There is also CIP Lounge reserved for corporate travelers.

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

    Flights from Kathmandu to Washington, D.C. Dulles Intl Airport usually depart from Kathmandu Tribhuvan (KTM) and arrive at Washington, D.C. Dulles Intl (IAD).

  • Which cabin classes can I book on flights from Kathmandu to Washington, D.C. Dulles Intl Airport?

    Only Economy class is available on flights from Kathmandu to Washington, D.C. Dulles Intl Airport.

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

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

    • Doha Hamad Intl (DOH) – 63% of one-stop connections
    • Dubai Intl (DXB) – 19% of one-stop connections
    • Istanbul (IST) – 14% 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 Kathmandu to Washington, D.C. Dulles Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 16% on the Kathmandu to Washington, D.C. Dulles Intl Airport route. Monday is the cheapest departure day at ₹ 125,802 return on average, while Saturday is the most expensive at ₹ 148,554, a difference of ₹ 22,751. 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 Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, Georgetown University, and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

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

    Last-minute fares on this route (booked within 2 weeks of departure) run 4% above the route average of ₹ 139,152. Book 15 weeks before departure for the lowest fares.

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

    A direct flight from Kathmandu to Washington, D.C. Dulles Intl Airport takes 0h 00m, covering 19,930 km.

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

    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 Kathmandu to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Kathmandu to Washington, D.C. Dulles Intl Airport are currently higher than usual. Average one-way flight prices are about ₹ 86,953, which is 8% above the typical average for this route.

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

    Flying via Dubai Intl (DXB) gives the shortest average 1-stop total travel time of 23h 39m, compared to 25h 08m via Doha Hamad Intl (DOH) and 26h 11m via Istanbul (IST).

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

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

  • Which car hire options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car hire companies, with daily rates starting from around ₹ 2,278 for economy cars. Top options include:
    • Dollar
    • Budget
    • Hertz
    • Sixt
    • Thrifty

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

    Return flights from Kathmandu to Washington, D.C. Dulles Intl Airport range from ₹ 125,073 to ₹ 150,270, with an average of ₹ 139,152 over the past 12 months. Anything below ₹ 125,073 counts as a good deal.

Your guide to booking Kathmandu to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average ₹ 125,802 – about ₹ 22,751 less than Saturday (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 17% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Kathmandu to Washington, D.C. Dulles Intl Airport trip for December. Fares historically average ₹ 123,221 return in that month – typically ₹ 30,399 less than the most expensive month, which is August (based on the last 12 months).
  • Kathmandu Tribhuvan International Airport (KTM) provides special facilities to accommodate travelers with reduced mobility including the elderly and disabled passengers. Ramps, elevators and wheelchair-accessible toilets are available throughout the airport. TDD telephones for the hearing-impaired and braille signage for the blind are public in the terminals. Passengers in need of wheelchair assistance should make arrangements with their airlines.
  • Corporate travelers will be glad to travel KTM airport to Washington Dulles International Airport (IAD) route since KTM airport has pressrooms, business centers and conference rooms next to the passenger terminal building at KTM airport. Business travelers can hold briefings or short meetings in the conference rooms or update their work at the workstations in the business center before boarding.
  • IAD airport provides family-friendly facilities that are suitable for family travelers. You can take your kids to the play area called Funway featuring slides, an interactive game system and airplane-themed climbing structures to have fun as you relax in the lounge upon arrival at the airport. IAD Airport provides a family room that up to four families can use.
  • Travelers can access ground transportation services upon arrival at IAD airport. An inter-terminal train called Aerotrain transfers passengers between the midfield gates to the terminal. If you want to get to Downtown DC quickly go for taxi services offered by Washington Flyer Taxicabs found on the lower level outside Doors 2 and 6 of the Arrivals Hall.
  • Travelers accompanied by their pets or service animals will be glad to land at IAD airport. The airport has pet relief areas inside the concourses next to Gate A32 and the Virgin Atlantic Club with complimentary waste bags where traveling animals can relieve themselves. If you want your furry friend to stretch and have fun, take them to the pet area outside the terminal.

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