$285 Cheap Flights from Seattle to Barcelona (SEA to BCN)

App

Customer Support

USD

Find Bookings

Flights from Seattle to Barcelona

Worldwide Coverage

Flights to over 5,000 cities

One-stop Service Guarantee

Price guaranteed upon confirmed payment, booking guaranteed once tickets issued

Secure Payment

Convenient & reliable booking and payment system

Cheap flight deals from Seattle to Barcelona Starting at $285

For as little as $285, you can take your next adventure to Barcelona without breaking the bank. Choose between one-way and return tickets from Seattle below.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Seattle to Barcelona?

These price trend charts carefully monitor and predict how flight prices from Seattle to Barcelona will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap airlines flights from Seattle to Barcelona

Which airline provides the cheapest flights from Seattle to Barcelona? Discover the option that best suits your travel needs before embarking on your journey.

WestJet

From $241

Icelandair

From $248

Frontier Airlines

From $268

Alaska Airlines

From $285

Delta Air Lines

From $291

United Airlines

From $316

American Airlines

From $329

Jetblue Airways

From $366

Air Canada

From $383

Virgin Atlantic

From $391

Find more flights and airlines

Alternative Cheap Routes from Seattle to Barcelona

Did you know that you can save money and time on an alternative route from Seattle to Barcelona? Check out some of the different available routes below.

Cheapest
SEA
15:15
23h 55m
2 transfer
BCN
00:10
Seattle-Tacoma International Airport - Barcelona Airport
Wed, Nov 27WestJet
$241
SEA
15:15
23h 55m
2 transfer
BCN
00:10
Seattle-Tacoma International Airport - Barcelona Airport
Wed, Nov 27WestJet
$241
Find More Flights

Frequently Asked Questions

When are flight tickets from Seattle (SEA) to Barcelona (BCN) the cheapest?
Airlines adjust prices for flights from Seattle to Barcelona based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Seattle (SEA) to Barcelona (BCN) cost?
According to Trip.com's data, the lowest price is around $1,136.

How to find a cheap flight from Seattle to Barcelona

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Info | Seattle to Barcelona

Cheapest nonstop flight price	$285
Off-season for travel	October
Peak season for travel	August
Flight distance	8,722.43 km
Popular airline	British Airways