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Cheap flights from Seattle to Barcelona-El Prat Airport from C$ 559

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Barcelona-El Prat Airport departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Barcelona

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Barcelona that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Barcelona.

Cheap last-minute flights

Planning a quick getaway from Seattle to Barcelona? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Barcelona, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Barcelona

Find recent round-trip train or bus tickets from Seattle to Barcelona.

All round-trip flight deals to Barcelona

The cheapest plane tickets to Barcelona found on KAYAK recently.
7:00 a.m. - 9:50 a.m.SEA-BCN
41h 50m3 stops
12:15 p.m. - 12:07 p.m.BCN-SEA
32h 52m2 stops
C$ 668United Airlines
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Tue, 21 Jan - Tue, 28 Jan
6:50 p.m. - 10:25 p.m.SEA-BCN
18h 35m1 stop
2:55 p.m. - 12:02 p.m.BCN-SEA
29h 07m1 stop
C$ 683
Find Deal
Mon, 13 Jan - Tue, 11 Mar
11:59 p.m. - 9:00 a.m.SEA-BCN
24h 01m2 stops
11:00 a.m. - 10:00 p.m.BCN-SEA
20h 00m1 stop
C$ 684United Airlines
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Sun, 12 Jan - Tue, 28 Jan
6:15 a.m. - 8:00 a.m.SEA-BCN
16h 45m1 stop
10:15 a.m. - 10:25 p.m.BCN-SEA
21h 10m1 stop
C$ 698KLM
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Tue, 18 Feb - Wed, 26 Feb
7:50 p.m. - 6:25 p.m.SEA-BCN
14h 35m1 stop
12:20 p.m. - 5:55 p.m.BCN-SEA
13h 35m1 stop
C$ 714British Airways
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Wed, 19 Mar - Tue, 25 Mar
3:00 p.m. - 1:10 p.m.SEA-BCN
14h 10m1 stop
6:50 a.m. - 6:25 p.m.BCN-SEA
19h 35m2 stops
C$ 715Lufthansa
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Mon, 17 Mar - Tue, 25 Mar
3:10 p.m. - 2:50 p.m.SEA-BCN
14h 40m1 stop
6:50 a.m. - 1:10 p.m.BCN-SEA
14h 20m1 stop
C$ 732Lufthansa
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Tue, 7 Jan - Fri, 14 Mar
7:10 a.m. - 8:00 a.m.SEA-BCN
15h 50m1 stop
10:15 a.m. - 10:07 p.m.BCN-SEA
20h 52m1 stop
C$ 768Virgin Atlantic
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Fri, 31 Jan - Tue, 11 Feb
1:45 p.m. - 7:50 p.m.SEA-BCN
21h 05m1 stop
5:20 p.m. - 12:20 p.m.BCN-SEA
27h 00m1 stop
C$ 783British Airways
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Fri, 7 Mar - Mon, 17 Mar
6:15 a.m. - 8:00 a.m.SEA-BCN
16h 45m1 stop
1:00 p.m. - 11:50 a.m.BCN-SEA
31h 50m1 stop
C$ 852KLM
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Thu, 9 Jan - Sun, 19 Jan
6:50 p.m. - 2:45 p.m.SEA-BCN
34h 55m1 stop
C$ 559British Airways
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Wed, 8 Jan
10:56 a.m. - 9:50 a.m.SEA-BCN
37h 54m3 stops
C$ 561United Airlines
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Mon, 6 Jan
2:14 p.m. - 7:05 p.m.SEA-BCN
19h 51m1 stop
C$ 587KLM
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Wed, 1 Jan
9:20 a.m. - 9:00 a.m.SEA-BCN
38h 40m3 stops
C$ 599United Airlines
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Sun, 9 Feb
7:15 a.m. - 11:10 a.m.SEA-BCN
42h 55m2 stops
C$ 624United Airlines
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Wed, 1 Jan
3:39 p.m. - 12:25 p.m.SEA-BCN
35h 46m2 stops
C$ 665WestJet
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Wed, 7 May
2:00 p.m. - 5:35 p.m.SEA-BCN
18h 35m2 stops
C$ 823Lufthansa
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Thu, 2 Jan
7:12 a.m. - 4:50 p.m.SEA-BCN
24h 38m3 stops
C$ 1,096TAP AIR PORTUGAL
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Wed, 23 Apr
7:12 a.m. - 4:50 p.m.SEA-BCN
24h 38m3 stops
C$ 1,172TAP AIR PORTUGAL
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Wed, 7 May
3:15 p.m. - 5:00 p.m.SEA-BCN
16h 45m2 stops
C$ 1,923WestJet
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Thu, 19 Dec
7:10 a.m. - 4:35 p.m.SEA-BCN
24h 25m2 stops
8:30 p.m. - 8:11 p.m.BCN-SEA
56h 41m2 stops
C$ 2,254Air Europa
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Fri, 22 Nov - Mon, 25 Nov
11:50 a.m. - 6:20 p.m.SEA-BCN
21h 30m2 stops
7:10 p.m. - 10:00 p.m.BCN-SEA
35h 50m2 stops
C$ 2,528
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Fri, 22 Nov - Thu, 28 Nov
11:50 a.m. - 6:20 p.m.SEA-BCN
21h 30m2 stops
7:10 p.m. - 9:45 p.m.BCN-SEA
35h 35m2 stops
C$ 2,747
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Fri, 22 Nov - Thu, 28 Nov
8:05 a.m. - 8:20 a.m.SEA-BCN
15h 15m1 stop
11:45 a.m. - 8:20 p.m.BCN-SEA
17h 35m1 stop
C$ 5,347
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Sat, 23 Nov - Sat, 30 Nov
2:00 p.m. - 1:20 p.m.SEA-BCN
14h 20m1 stop
11:45 a.m. - 8:20 p.m.BCN-SEA
17h 35m1 stop
C$ 5,395Lufthansa
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Sat, 23 Nov - Sat, 30 Nov
7:25 a.m. - 9:00 a.m.SEA-BCN
16h 35m1 stop
11:00 a.m. - 10:37 p.m.BCN-SEA
20h 37m1 stop
C$ 6,527
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Fri, 22 Nov - Mon, 2 Dec
7:05 a.m. - 11:45 a.m.SEA-BCN
43h 40m3 stops
2:30 p.m. - 9:00 p.m.BCN-SEA
39h 30m3 stops
C$ 16,545
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Sun, 24 Nov - Thu, 19 Dec
6:15 a.m. - 2:30 p.m.SEA-BCN
47h 15m3 stops
2:30 p.m. - 6:22 p.m.BCN-SEA
36h 52m3 stops
C$ 16,908
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Fri, 22 Nov - Thu, 28 Nov
6:00 a.m. - 2:30 p.m.SEA-BCN
47h 30m3 stops
2:35 p.m. - 6:08 p.m.BCN-SEA
36h 33m3 stops
C$ 17,496
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Fri, 22 Nov - Sat, 30 Nov
5:50 a.m. - 2:30 p.m.SEA-BCN
47h 40m3 stops
3:35 p.m. - 9:17 p.m.BCN-SEA
38h 42m3 stops
C$ 51,419
Find Deal
Fri, 22 Nov - Mon, 2 Dec

United Airlines flights from Seattle to Barcelona-El Prat Airport

Our best United Airlines deals on Seattle to Barcelona-El Prat Airport flight tickets
United Airlines
21 Jan
SEA7:00 a.m.Seattle/Tacoma Intl
41h 50m
3 stops
BCN9:50 a.m.Barcelona-El Prat
28 Jan
BCN12:15 p.m.Barcelona-El Prat
32h 52m
2 stops
SEA12:07 p.m.Seattle/Tacoma Intl
United Airlines
12 Jan
SEA11:59 p.m.Seattle/Tacoma Intl
24h 01m
2 stops
BCN9:00 a.m.Barcelona-El Prat
28 Jan
BCN11:00 a.m.Barcelona-El Prat
20h 00m
1 stop
SEA10:00 p.m.Seattle/Tacoma Intl
United Airlines
12 Jan
SEA11:17 p.m.Seattle/Tacoma Intl
24h 43m
1 stop
BCN9:00 a.m.Barcelona-El Prat
28 Jan
BCN11:00 a.m.Barcelona-El Prat
20h 00m
1 stop
SEA10:00 p.m.Seattle/Tacoma Intl

KLM flights from Seattle to Barcelona-El Prat Airport

Our best KLM deals on Seattle to Barcelona-El Prat Airport flight tickets
KLM
18 Feb
SEA6:15 a.m.Seattle/Tacoma Intl
16h 45m
1 stop
BCN8:00 a.m.Barcelona-El Prat
26 Feb
BCN10:15 a.m.Barcelona-El Prat
21h 10m
1 stop
SEA10:25 p.m.Seattle/Tacoma Intl
KLM
9 Jan
SEA6:15 a.m.Seattle/Tacoma Intl
16h 45m
1 stop
BCN8:00 a.m.Barcelona-El Prat
19 Jan
BCN1:00 p.m.Barcelona-El Prat
31h 50m
1 stop
SEA11:50 a.m.Seattle/Tacoma Intl
KLM
1 Jan
SEA2:14 p.m.Seattle/Tacoma Intl
23h 51m
1 stop
BCN11:05 p.m.Barcelona-El Prat
12 Jan
BCN7:55 p.m.Barcelona-El Prat
24h 55m
1 stop
SEA11:50 a.m.Seattle/Tacoma Intl
C$ 1,017
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See travel insights to Barcelona from

How to get the cheapest flight ticket from Seattle to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Seattle is in January. Flight prices, which tend to average around C$ 902, are often lower during this time because this is during the off-season. If you are unable to visit Barcelona-El Prat Airport during the month of January, then departing from Seattle during the month November is also very affordable. Most momondo users find prices during this month for around C$ 931.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart from Seattle to Barcelona-El Prat Airport is on a Saturday. Travellers who choose to depart for Barcelona-El Prat Airport on a Saturday will often find tickets for as low as C$ 0. On the other hand, Tuesday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,786.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Our most recent data shows that the best time of day to fly to Barcelona-El Prat Airport is at noon. Flights from Seattle to Barcelona-El Prat Airport during this time can be as low as C$ 1,016. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 1,463 on average. Flights to Barcelona-El Prat Airport from Seattle in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Barcelona-El Prat Airport?

In general, most travellers find the cheapest time to book a flight to Barcelona-El Prat Airport is about 31 days prior to their departure date, when tickets on average are C$ 1,264. However, in the past 72 hours, people saw flights from Seattle for as low as C$ 1,119.

Can stopping save me money on Seattle to Barcelona-El Prat Airport flights?

You could potentially save up to 33% on your flight if you consider stops on a Seattle to Barcelona-El Prat Airport flight.

How have Seattle to Barcelona-El Prat Airport flight prices changed over time?

As of November 2024, prices for Seattle to Barcelona-El Prat Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Barcelona-El Prat Airport (SEA to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Barcelona-El Prat Airport

Best price found

C$ 559

Fastest flight time

12h 35m

Direct flights

None
The best one-way flight to Barcelona-El Prat Airport from Seattle in the past 72 hours is C$ 559. The best round-trip flight deal from Seattle to Barcelona-El Prat Airport found on momondo in the last 72 hours is C$ 668.
The fastest flight from Seattle to Barcelona-El Prat Airport takes 12h 35m
There are no direct flights from Seattle to Barcelona-El Prat Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Barcelona-El Prat Airport.

  • How far is Seattle/Tacoma Intl to Barcelona-El Prat by plane?

    There are 8711.2 km between Seattle/Tacoma Intl and Barcelona-El Prat. In terms of flight time, this usually takes a little over 12h 35m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Barcelona-El Prat Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Barcelona-El Prat Airport were last updated today.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Barcelona-El Prat Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents required for your trip to Barcelona-El Prat Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona-El Prat Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Barcelona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Barcelona for you.

Can I find flights from Seattle to Barcelona with flexible booking policies on momondo?

All flight searches from Seattle to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Barcelona?

momondo helps you find the best flight between Seattle and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Barcelona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Barcelona from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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