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Cheap flights from Seattle to Barcelona-El Prat Airport from C$ 430

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BCN
31 Dec — 7 Jan1
1 adult

Cheap flight deals from Seattle to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 December 2024.

Round-trip from

C$ 825

One-way from

C$ 430

Popular in

June

Cheapest in

January

Average price

C$ 1,495
Aer Lingus
  • Aer Lingus
  • 19/2-26/2
  • 2 total stops
  • 31h 10m total
  • Seattle to Barcelona
8/2
  • 8/2
  • 3 total stops
  • 40h 35m total
  • Seattle to Barcelona
High demand for flights, 21% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Seattle to Barcelona-El Prat

Cheapest flights from Seattle to Barcelona-El Prat
Explore the most affordable flight options available from Seattle to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 December 2024.

Wed 25/127:47 a.m.SEA - BCN
1 stop16h 13mUnited Airlines
Thu 2/112:00 p.m.BCN - SEA
1 stop34h 20mUnited Airlines
Deal found 25/12C$ 3,517
Thu 26/127:47 a.m.SEA - BCN
1 stop16h 13mMultiple Airlines
Sun 5/111:00 a.m.BCN - SEA
1 stop21h 34mMultiple Airlines
Deal found 26/12C$ 3,851
Wed 25/126:55 p.m.SEA - BCN
2 stops31h 15mAir France
Sun 5/16:00 p.m.BCN - SEA
1 stop27h 14mAir France
Deal found 25/12C$ 3,979
Thu 26/1210:45 p.m.SEA - BCN
1 stop24h 55mDelta
Sat 4/16:00 a.m.BCN - SEA
2 stops25h 25mDelta
Deal found 25/12C$ 4,222
Wed 25/126:50 p.m.SEA - BCN
1 stop18h 35mBritish Airways
Fri 3/11:30 p.m.BCN - SEA
1 stop17h 24mBritish Airways
Deal found 25/12C$ 4,260

Find flights from Seattle to Barcelona-El Prat within your budget

Customize your flight search to find flights from Seattle to Barcelona-El Prat that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 26 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 19/2

8:00 p.m.-8:25 p.m.

1 stop15h 25m

Barcelona-El Prat

Wed 26/2

11:30 a.m.-6:15 p.m.

1 stop15h 45m

C$ 825

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 24/3

5:00 a.m.-8:50 a.m.

2 stops19h 50m

Barcelona-El Prat

Tue 1/4

1:15 p.m.-3:58 p.m.

2 stops35h 43m

C$ 865

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 24/3

7:50 p.m.-7:50 p.m.

1 stop16h 00m

Barcelona-El Prat

Wed 2/4

10:45 a.m.-11:07 p.m.

1 stop21h 22m

C$ 872

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 19/3

7:50 p.m.-6:25 p.m.

1 stop14h 35m

Barcelona-El Prat

Wed 2/4

12:20 p.m.-11:09 p.m.

1 stop19h 49m

C$ 887

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 18/2

6:15 a.m.-8:00 a.m.

1 stop16h 45m

Barcelona-El Prat

Wed 26/2

10:55 a.m.-10:16 p.m.

1 stop20h 21m

C$ 888

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Fri 21/2

7:10 a.m.-8:00 a.m.

1 stop15h 50m

Barcelona-El Prat

Fri 28/2

10:15 a.m.-10:25 p.m.

1 stop21h 10m

C$ 946

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Thu 13/3

3:00 p.m.-1:10 p.m.

1 stop14h 10m

Barcelona-El Prat

Fri 21/3

7:45 a.m.-2:20 p.m.

1 stop14h 35m

C$ 996

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 21/4

7:05 p.m.-11:10 p.m.

1 stop19h 05m

Barcelona-El Prat

Mon 5/5

7:30 a.m.-5:10 p.m.

1 stop18h 40m

C$ 1,004

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Thu 6/2

8:45 a.m.-8:00 a.m.

1 stop14h 15m

Barcelona-El Prat

Thu 13/2

10:15 a.m.-10:16 p.m.

1 stop21h 01m

C$ 1,049

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 20/4

10:47 p.m.-2:40 p.m.

2 stops54h 53m

Barcelona-El Prat

Mon 5/5

3:55 p.m.-2:17 p.m.

2 stops55h 22m

C$ 1,247

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/12

Showing 1-10 of 21 results
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Best time to book a flight from Seattle to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Barcelona-El Prat

Get recent, data-driven insights about flights from Seattle to Barcelona-El Prat including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Barcelona-El Prat. Price data was last updated on 20 December 2024.

The price you pay for your flight from Seattle to Barcelona-El Prat Airport may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Seattle to Barcelona-El Prat Airport (average of C$ 604). Flying from Seattle to Barcelona-El Prat Airport in July is currently the most expensive (average of C$ 802). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to BCN?

Find hourly flight availability from Seattle to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 December 2024.

One of the essential ways to save on airfare from Seattle to Barcelona-El Prat Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 38% on airfare.

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 20.0 - 91.0 mm per month. October is typically the wettest month, when rainfall can reach 91.0 mm. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 20.0 mm.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona-El Prat. Reviews last updated 26 December 2024.
Read through reviews of airlines operating flights from Seattle to Barcelona, such as KLM and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,570 reviews
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,344 reviews
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.7
Good
1,286 reviews
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.5
Good
666 reviews
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
9,003 reviews
8.0
Very good
8,570 reviews

Crew

8.6

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Seattle to Barcelona-El Prat?

    Located just 18.4 km from the city centre, Seattle/Tacoma Intl is the airport most travellers will use when flying to Barcelona-El Prat from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Barcelona-El Prat should be relatively easy as there are 0 daily outbound flights to Barcelona-El Prat from 0 different airlines.

  • What are the cheapest airlines flying from Seattle to Barcelona-El Prat Airport round-trip?

    Our cheapest airline available from Seattle to Barcelona-El Prat Airport is Aer Lingus. Our recent data shows that you can find tickets from as low as C$ 825 on this airline. Additional options worth looking into are United Airlines and British Airways, starting at C$ 865 and C$ 887 round-trip. You may be able to fly from Seattle to Barcelona-El Prat Airport for 37% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Seattle to Barcelona-El Prat Airport one-way?

    The cheapest airlines for a one-way flight from Seattle to Barcelona-El Prat Airport are Delta (C$ 656), United Airlines (C$ 664), and Lufthansa (C$ 715).

  • Can I find deals for flights from Seattle to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on Seattle to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Barcelona-El Prat?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Barcelona-El Prat.

  • Can I find deals for business class flights from Seattle to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from Seattle to Barcelona-El Prat by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Barcelona-El Prat Airport (average of C$ 604). Flying from Seattle to Barcelona-El Prat Airport in July is currently the most expensive (average of C$ 802). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Yes, Cheapflights offers price alerts on Seattle to Barcelona-El Prat flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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