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Cheap flights from Kathmandu to Washington, D.C. Dulles Intl Airport

KTM — IAD
30 Aug — 6 Sep1
1 adult

Cheapflights Tip: The best prices from Kathmandu Tribhuvan to Washington, D.C. Dulles Intl are usually found in October or May, booked 18 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Kathmandu to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 August 2025.

Popular in

August

Cheapest in

October

Average price

£1,339
Highest demand for flights based on searches. 4% potential increase in price (£36 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Best time to book a flight from Kathmandu to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Kathmandu with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a return flight from Kathmandu to Dulles Intl. Price data was last updated on 22 August 2025.

The best time to book flights from Kathmandu to Washington, D.C. Dulles Intl Airport is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Kathmandu to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KTM to IAD?

Find hourly flight availability from Kathmandu to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 August 2025.

It’s typically best to fly out from Kathmandu to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kathmandu to Washington, D.C. Dulles Intl?

    Kathmandu Tribhuvan (KTM) is the airport you will fly out of if you book a flight from Kathmandu to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Tribhuvan; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Kathmandu airport to Washington, D.C. Dulles Intl. It is only a 2.5 mi journey to Tribhuvan (KTM) from Kathmandu’s city center.

  • Can I find deals for flights from Kathmandu to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Dulles Intl.

  • Can I find deals for business class flights from Kathmandu to Dulles Intl?

    Yes. Cheapflights offers flight deals from Kathmandu to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Kathmandu to Washington, D.C. Dulles Intl Airport (average of £599). Flying from Kathmandu to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
College Park
Laurel
Tysons

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