What is the most punctual flight time for Seattle to Barcelona flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How many flights depart from Seattle to Barcelona-El Prat Airport on average per day?

As of August 2026, there are 1 flights per day flying from Seattle to Barcelona-El Prat Airport. The most common time of day flights depart is 3:00p.m., with 100% of flights taking off in the afternoon.

How often are flights from Seattle to Barcelona delayed?

Historically, on average around 11% of flights between Seattle and Barcelona have experienced a delay on any given week. The average delay length over the past 12 months has been 134 minutes.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Seattle to Barcelona-El Prat Airport on average per week?

The number of flights available between Seattle and Barcelona-El Prat Airport is 9 per week as of August 2026. The most frequent departure day is Tue, with 33% of weekly flights leaving on this day.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Barcelona-El Prat?

Icelandair, British Airways, and KLM are the most popular carriers operating from Seattle/Tacoma Intl to Barcelona-El Prat

Which airline has the best punctuality record on Seattle to Barcelona flights?

According to our data, Delta has had the least delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

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.

C$ 529 Cheap Flights from Seattle to Barcelona-El Prat Airport in 2026

Find the cheapest flights from Seattle to Barcelona

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:10 p.m. - 10:10 p.m.-

19h 00m

8:00 a.m. - 11:12 p.m.-

24h 12m

C$ 1,011Multiple Airlines

Mon, 14 Sep - Thu, 24 Sep

6:05 p.m. - 10:10 p.m.-

19h 05m

10:25 a.m. - 4:00 p.m.-

14h 35m

C$ 1,025Condor

Tue, 20 Oct - Sat, 24 Oct

6:00 p.m. - 4:05 p.m.-

13h 05m

10:15 a.m. - 4:10 p.m.-

14h 55m

C$ 1,026Condor

Sat, 3 Oct - Mon, 19 Oct

6:05 p.m. - 10:10 p.m.-

19h 05m

8:00 a.m. - 10:00 p.m.-

23h 00m

C$ 1,039Multiple Airlines

Tue, 6 Oct - Sun, 11 Oct

6:05 p.m. - 4:05 p.m.-

13h 00m

5:00 p.m. - 4:55 p.m.-

31h 55m

C$ 1,051Condor

Thu, 15 Oct - Wed, 28 Oct

10:07 a.m. - 10:10 p.m.-

27h 03m

7:00 a.m. - 2:55 p.m.-

15h 55m

C$ 1,053Multiple Airlines

Sun, 18 Oct - Sun, 25 Oct

5:40 p.m. - 4:00 p.m.-

13h 20m

5:00 p.m. - 3:40 p.m.-

31h 40m

C$ 1,054Condor

Sun, 27 Sep - Mon, 12 Oct

6:10 p.m. - 10:10 p.m.-

19h 00m

8:00 a.m. - 11:12 p.m.-

24h 12m

C$ 1,065Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

3:33 p.m. - 10:10 p.m.-

21h 37m

10:15 a.m. - 4:00 p.m.-

14h 45m

C$ 1,067Multiple Airlines

Sun, 4 Oct - Thu, 8 Oct

6:00 p.m. - 10:10 p.m.-

19h 10m

10:15 a.m. - 4:00 p.m.-

14h 45m

C$ 1,078Condor

Sat, 3 Oct - Thu, 15 Oct

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Icelandair flights from Seattle to Barcelona-El Prat Airport

Our best Icelandair deals on Seattle to Barcelona-El Prat Airport flight tickets

Icelandair

4 Oct

SEA3:40 p.m.Seattle/Tacoma Intl

14h 05m

1 stop

BCN2:45 p.m.Barcelona-El Prat

13 Oct

BCN3:45 p.m.Barcelona-El Prat

13h 55m

1 stop

SEA8:40 p.m.Seattle/Tacoma Intl

C$ 1,094

Icelandair

30 Sep

SEA7:00 p.m.Seattle/Tacoma Intl

34h 45m

1 stop

BCN2:45 p.m.Barcelona-El Prat

9 Oct

BCN3:45 p.m.Barcelona-El Prat

13h 55m

1 stop

SEA8:40 p.m.Seattle/Tacoma Intl

C$ 1,096

Icelandair

30 Sep

SEA7:00 p.m.Seattle/Tacoma Intl

34h 45m

1 stop

BCN2:45 p.m.Barcelona-El Prat

7 Oct

BCN3:45 p.m.Barcelona-El Prat

35h 10m

1 stop

SEA5:55 p.m.Seattle/Tacoma Intl

C$ 1,099

Condor flights from Seattle to Barcelona-El Prat Airport

Our best Condor deals on Seattle to Barcelona-El Prat Airport flight tickets

Condor

20 Oct

SEA6:05 p.m.Seattle/Tacoma Intl

19h 05m

1 stop

BCN10:10 p.m.Barcelona-El Prat

24 Oct

BCN10:25 a.m.Barcelona-El Prat

14h 35m

1 stop

SEA4:00 p.m.Seattle/Tacoma Intl

C$ 1,025

Condor

3 Oct

SEA6:00 p.m.Seattle/Tacoma Intl

13h 05m

1 stop

BCN4:05 p.m.Barcelona-El Prat

19 Oct

BCN10:15 a.m.Barcelona-El Prat

14h 55m

1 stop

SEA4:10 p.m.Seattle/Tacoma Intl

C$ 1,026

Condor

15 Oct

SEA6:05 p.m.Seattle/Tacoma Intl

13h 00m

1 stop

BCN4:05 p.m.Barcelona-El Prat

28 Oct

BCN5:00 p.m.Barcelona-El Prat

31h 55m

1 stop

SEA4:55 p.m.Seattle/Tacoma Intl

C$ 1,051

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 14/9

6:10 p.m.-10:10 p.m.

1 stop19h 00m

Barcelona-El Prat

Thu 24/9

8:00 a.m.-11:12 p.m.

2 stops24h 12m

C$ 1,011

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 20/10

6:05 p.m.-10:10 p.m.

1 stop19h 05m

Barcelona-El Prat

Sat 24/10

10:25 a.m.-4:00 p.m.

1 stop14h 35m

C$ 1,025

Quickest round-trip

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sat 3/10

6:00 p.m.-4:05 p.m.

1 stop13h 05m

Barcelona-El Prat

Mon 19/10

10:15 a.m.-4:10 p.m.

1 stop14h 55m

C$ 1,026

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 6/10

6:05 p.m.-10:10 p.m.

1 stop19h 05m

Barcelona-El Prat

Sun 11/10

8:00 a.m.-10:00 p.m.

2 stops23h 00m

C$ 1,039

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Thu 15/10

6:05 p.m.-4:05 p.m.

1 stop13h 00m

Barcelona-El Prat

Wed 28/10

5:00 p.m.-4:55 p.m.

1 stop31h 55m

C$ 1,051

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 18/10

10:07 a.m.-10:10 p.m.

2 stops27h 03m

Barcelona-El Prat

Sun 25/10

7:00 a.m.-2:55 p.m.

1 stop15h 55m

C$ 1,053

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 27/9

5:40 p.m.-4:00 p.m.

1 stop13h 20m

Barcelona-El Prat

Mon 12/10

5:00 p.m.-3:40 p.m.

1 stop31h 40m

C$ 1,054

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 14/9

6:10 p.m.-10:10 p.m.

1 stop19h 00m

Barcelona-El Prat

Mon 21/9

8:00 a.m.-11:12 p.m.

2 stops24h 12m

C$ 1,065

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 4/10

3:33 p.m.-10:10 p.m.

2 stops21h 37m

Barcelona-El Prat

Thu 8/10

10:15 a.m.-4:00 p.m.

1 stop14h 45m

C$ 1,067

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sat 3/10

6:00 p.m.-10:10 p.m.

1 stop19h 10m

Barcelona-El Prat

Thu 15/10

10:15 a.m.-4:00 p.m.

1 stop14h 45m

C$ 1,078

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Seattle and Barcelona-El Prat Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 952 to C$ 1,523.
The lowest price recently found on this route was C$ 1,011.

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$ 674, 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 February is also very affordable. Most momondo users find prices during this month for around C$ 682.

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

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around C$ 1,107 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Seattle for as low as C$ 994 on momondo.

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

As of August 2026, prices for Seattle to Barcelona-El Prat Airport flights are approximately 40% 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

Fastest flight time	10h 35m
Direct flights	Wed, Fri and Sun

The fastest flight from Seattle to Barcelona-El Prat Airport takes 10h 35m

Direct flights go from Seattle to Barcelona-El Prat Airport on Wednesday, Friday and Sunday. There are no airlines offering direct flights.

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Frequently asked questions about flying from Seattle to 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 10h 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.
What is the most popular plane model from Seattle to Barcelona-El Prat Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to Barcelona-El Prat Airport is Airbus A330-900neo (87.79% of total bookings). The next most popular plane models are Airbus A330 (9.88%), Boeing 777 (0.58%), and Boeing 787-9 Dreamliner (0.58%).

El Prat de Llobregat

Tarragona

Lloret de Mar

L'Hospitalet de Llobregat

Sitges

Pineda de Mar

Santa Susanna

Tossa de Mar

Calella de Palafrugell

Malgrat de Mar

Castelldefels

Cadaques

Calella

Llafranc

Salou

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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Flights to Girona Costa Brava Airportfrom C$ 980

Cheap flights from Seattle to Barcelona from C$ 529

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 departing on 30/9. 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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Icelandair flights from Seattle to Barcelona-El Prat Airport

Our best Icelandair deals on Seattle to Barcelona-El Prat Airport flight tickets

Condor flights from Seattle to Barcelona-El Prat Airport

Our best Condor deals on Seattle to Barcelona-El Prat Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Barcelona-El Prat Airport that are best for you.

See travel insights to Barcelona from

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

What is the typical price of a round-trip flight between Seattle and Barcelona-El Prat Airport?

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

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

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

What is the cheapest airline that flies from Seattle/Tacoma Intl to Barcelona-El Prat?

How often are flights from Seattle to Barcelona delayed?

What is the most punctual flight time for Seattle to Barcelona flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Seattle to Barcelona flights?

How many flights depart from Seattle to Barcelona-El Prat Airport on average per day?

How many flights depart from Seattle to Barcelona-El Prat Airport on average per week?

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

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Seattle to Barcelona-El Prat Airport

Travelling to a place near Barcelona?

Why use momondo?

An easier way to manage your Barcelona-El Prat Airport trip

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Barcelona. Availability may vary depending on flight origin and airline.

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