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SEA (Seattle) to BCN (Barcelona) Flights $699.42

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Cheap SEA to BCN Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Seattle to Barcelona (SEA to BCN)

Question : Over the coming months, which airline is getting their passengers to Barcelona-El Prat Airport (BCN) round-trip the cheapest?
Answer : Flight prices are hitting highs of $5,891 over the next three months when flying to BCN from SEA. Check out Delta Air Lines, as they have been booking customers at just $547.

Question : Interested in traveling in the next 30 days and want to get the lowest fare?
Answer : As of Jul 17th, the cheapest day to fly from Seattle to Barcelona is Aug 1st. Tickets are currently being sold for $848, which is 46% below the average price for this route.

Question : Do prices fluctuate more for this route than others?
Answer : Prices for this trip tend to change much more than other flights from the United States. They can vary anywhere from $547 to $5,891. The further out you book a route, the more likely you are to save.

Question : How many days should you spend in Barcelona?
Answer : Travelers from SEA to BCN stay about two weeks on average.

Question : Will you do what it takes to get the absolute cheapest flight?
Answer : Wednesday is your lowest-cost day to fly in the month of August. Being flexible with your travel days garners even more savings during booking.