CA $1,129 Cheap Flights from Kathmandu (KTM) to Washington (IAD)

View CA $1,129 flight on Mon, May 25, 2026Opens in a new window

Popular airlines from Tribhuvan Intl. Airport (KTM) to Washington Dulles International Airport (IAD)

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Cheap flights from Kathmandu (KTM) to Washington (IAD)

Prices were available within the past 7 days and start at CA $1,129 for one-way flights and CA $2,154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Emirates
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,154 Roundtrip, found 3 days ago
CA $2,154
Roundtrip
found 3 days ago
Select Emirates flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,154 found 3 days ago
Qatar Airways
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,416 Roundtrip, found 3 days ago
CA $2,416
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,416 found 3 days ago
Qatar Airways
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,420 Roundtrip, found 3 days ago
CA $2,420
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,420 found 3 days ago
Qatar Airways
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,537 Roundtrip, found 3 days ago
CA $2,537
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,537 found 3 days ago
Qatar Airways
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,540 Roundtrip, found 3 days ago
CA $2,540
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,540 found 3 days ago
Emirates
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,793 Roundtrip, found 3 days ago
CA $2,793
Roundtrip
found 3 days ago
Select Emirates flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,793 found 3 days ago
Emirates
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,807 Roundtrip, found 3 days ago
CA $2,807
Roundtrip
found 3 days ago
Select Emirates flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,807 found 3 days ago
Emirates
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,811 Roundtrip, found 3 days ago
CA $2,811
Roundtrip
found 3 days ago
Select Emirates flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,811 found 3 days ago
Qatar Airways
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $2,823 Roundtrip, found 3 days ago
CA $2,823
Roundtrip
found 3 days ago
Select Qatar Airways flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $2,823 found 3 days ago
Swiss International Air Lines
Tue, Jul 14 - Fri, Jan 15
KTM
Kathmandu
IAD
Washington
CA $3,997 Roundtrip, found 3 days ago
CA $3,997
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Tue, Jul 14 from Kathmandu to Washington, returning Fri, Jan 15, priced at CA $3,997 found 3 days ago

Frequently asked questions

How much does a flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) cost?
One-way flights typically cost between $2,554 and $7,407 and return flights often range between $2,554 and $7,407. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
How do I find cheap flights from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
There are approximately 16 connecting flights per day from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.). Some common connection points include Indira Gandhi Intl. (DEL), Hamad Intl. (DOH), and Dubai Intl. (DXB).
What is the earliest flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) typically departs at approximately 12:05 AM local time, operated by FZ / EK. This is a seasonal service active in September. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
You'll typically find the most flights from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) on a Tuesday, with around 19 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Air India, flydubai, and Qatar Airways. Looking at the overall week, Tuesday offers notably more flight options compared to other days.
What are the most popular departure times for flights from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) are in the evening, between 6pm and 9pm. This accounts for around 34% of total traffic. Many major carriers, including Qatar Airways, fly during this window. This timing works well because you can finish your day in Kathmandu and arrive in Washington, DC ready for the next day.
How long does it take to fly from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
A flight from KTM to IAD with a layover takes around 24 hours 30 minutes, with the route covering approximately 7,700 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for KTM to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Tribhuvan Intl. (KTM)?
From Tribhuvan Intl. (KTM), you can fly directly into Washington Dulles Intl. (IAD) to reach Washington. Some flights may connect through major hubs like Indira Gandhi Intl. (DEL), Dubai Intl. (DXB), Hamad Intl. (DOH) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Kathmandu (KTM-Tribhuvan Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Tribhuvan Intl.
Destination airport
Washington Dulles Intl.
Roundtrip price
CA $2,154
Distance
12319 km

Book with confidence

Kathmandu to Chantilly Flights

The easy way to book your flights from Kathmandu to Washington 

With Expedia, it’s simple to find and book flights to Washington from Kathmandu whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Washington Dulles Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Kathmandu to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from Tribhuvan Intl., KTM to Washington Dulles Intl., IAD 

Sort your search results by price to find great deals on your flight from Kathmandu to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Kathmandu currently is just CA $2,154 rising to CA $3,997.  

Here are more money-saving tips: 

  • Fly in July when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Kathmandu 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Kathmandu to Chantilly Flights

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