Cheap Flights from Barcelona (BCN) to Seattle (BFI)

Popular airlines from Barcelona El Prat Airport (BCN) to Seattle, WA (BFI-Boeing Field)

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Frequently asked questions

How much does a flight from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI) cost?
Lock in a cheap one-way flight or cheap return flight from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI)?
is the most affordable month to fly from BCN to BFI. Traveling during an off-peak travel window is often the key to finding better deals on flights.
What is the cheapest airline that flies from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BCN to BFI flight.
How many flights per day from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI)?
Nonstop flights from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BCN to BFI?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on various factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI)?
Choose a flight from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI) last-minute?
Holding off until right before your break to book your flight from BCN to BFI often results in higher prices. Although you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a BCN to BFI flight and hotel package?
You can save money by booking a BCN to BFI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as car rentals, tours and activities.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to Boeing Field Airport (BFI)?
If you booked your BCN to BFI flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Barcelona Intl.
Destination airport
Boeing Field
Distance
5418 mi

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Barcelona to Seattle Flights

The cheapest times to fly from Barcelona to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Barcelona to Seattle are during the month of . You can find some of the cheapest flights from Barcelona to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Barcelona to Seattle

Sunday is one of the best days to book for cheap flights from Barcelona to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Barcelona to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Barcelona to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Barcelona to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Barcelona to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Barcelona to Seattle Flights

*Flight schedules are subject to change.

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