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$1,212+ Cheap flights from Dulles Intl (IAD) to Reus (REU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — REU
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Reus

Cheapest flights from Dulles Intl to Reus
Explore the most affordable flight options available from Dulles Intl to Reus. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:00 pm
IAD
-
REU
1 stop18h 10m
Multiple Airlines
Sat 4/411:25 am
REU
-
IAD
1 stop13h 45m
Multiple Airlines
Deal found 2/11$1,212

Find flight deals from Dulles Intl to Reus

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Reus (REU). 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,212
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$638
Provider with most accurate pricing for Washington, D.C. (WAS)-Barcelona-El Prat flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Barcelona-El Prat flights.
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From Washington, D.C. Dulles Intl to Reus
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Reus that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Reus Airport that are best for you.

Fly from

Dulles Intl

Fly to

Reus

Route

Depart

Return

Price

Washington, D.C.Reus

IAD - REU

IADREU

Washington, D.C. Dulles Intl

Sat 3/28

10:00 pm-10:10 pm

1 stop18h 10m

Reus

Sat 4/4

11:25 am-7:10 pm

1 stop13h 45m

$1,212

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Best time to book a flight from Dulles Intl to Reus

Have a flexible travel schedule? Discover the best time to fly to Reus from Dulles Intl with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

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

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

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

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

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

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

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

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