Cheap flights from Washington to Costa Barcelona

View AU$498 flight on Sun, 14 Sep. 2025Opens in a new window

Popular airlines from Washington to Costa Barcelona

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Washington (WAS) to Costa Barcelona (BCN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Mon, 8 Sep. - Mon, 15 Sep.
IAD
Washington
BCN
Barcelona
AU$608 Return, found 2 days ago
AU$608
Return
found 2 days ago
Select TAP Portugal flight, departing Mon, 8 Sep. from Washington to Barcelona, returning Mon, 15 Sep., priced at AU$608 found 2 days ago
British Airways
Thu, 4 Sep. - Thu, 11 Sep.
IAD
Washington
BCN
Barcelona
AU$810 Return, found 6 days ago
AU$810
Return
found 6 days ago
Select British Airways flight, departing Thu, 4 Sep. from Washington to Barcelona, returning Thu, 11 Sep., priced at AU$810 found 6 days ago
Aer Lingus
Sun, 14 Sep. - Tue, 16 Sep.
IAD
Washington
BCN
Barcelona
AU$811 Return, found 6 days ago
AU$811
Return
found 6 days ago
Select Aer Lingus flight, departing Sun, 14 Sep. from Washington to Barcelona, returning Tue, 16 Sep., priced at AU$811 found 6 days ago
United
Thu, 4 Sep. - Thu, 11 Sep.
IAD
Washington
BCN
Barcelona
AU$860 Return, found 6 days ago
AU$860
Return
found 6 days ago
Select United flight, departing Thu, 4 Sep. from Washington to Barcelona, returning Thu, 11 Sep., priced at AU$860 found 6 days ago
Air Canada
Thu, 4 Sep. - Thu, 11 Sep.
DCA
Washington
BCN
Barcelona
AU$870 Return, found 6 days ago
AU$870
Return
found 6 days ago
Select Air Canada flight, departing Thu, 4 Sep. from Washington to Barcelona, returning Thu, 11 Sep., priced at AU$870 found 6 days ago
Delta
Fri, 15 Aug. - Fri, 29 Aug.
BWI
Baltimore
BCN
Barcelona
AU$880 Return, found 3 days ago
AU$880
Return
found 3 days ago
Select Delta flight, departing Fri, 15 Aug. from Baltimore to Barcelona, returning Fri, 29 Aug., priced at AU$880 found 3 days ago

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

May is typically the cheapest month to fly

From AU$565 - AU$1,453 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.