$1,254 Cheap United flights Washington (IAD) to Barcelona (BCN)

View $1,254 flight on Wed, Apr 29, 2026Opens in a new window

$1,254 Cheap United flights Washington (IAD) to Barcelona (BCN)

Prices were available within the past 7 days and start at $1,254 for one-way flights and $1,375 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, May 5 - Tue, May 19
IAD
Washington
BCN
Barcelona
$1,375 Roundtrip, found 1 day ago
$1,375
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 5 from Washington to Barcelona, returning Tue, May 19, priced at $1,375 found 1 day ago

Find the cheapest month to fly from Washington (IAD) to Barcelona (BCN)

January is typically the cheapest month to fly

From $389 - $1,105 per traveler.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Barcelona Intl.
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Brussels Airlines, Delta, ITA Airways, Iberia, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Scandinavian Airlines
Distance
6476 km
Average flight time
7 hours 55 mins

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