HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sumatra

Cheap flights from Dulles Intl (IAD) to Sumatra

IAD — KNO
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Sumatra with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Dulles Intl to Sumatra

Keep the following information in mind while searching for Dulles Intl to Sumatra flight deals. Data was last updated February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,176
(Trip.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Medan Kuala Namu Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Medan Kuala Namu Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Sumatra
Search Deals

Related info for your journey

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

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

    Departing from Washington, D.C. Dulles Intl Airport to Sumatra will take you 37h 55m. There are 9789 mi between Washington, D.C. Dulles Intl Airport and Sumatra.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Sumatra?

    The most popular route from Washington, D.C. Dulles Intl Airport to Sumatra is Washington, D.C. Dulles Intl - Padang Tabing. You may also consider Washington, D.C. Dulles Intl - Jambi Sultan T. Syarifudn or Washington, D.C. Dulles Intl - Medan Kuala Namu Intl.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.