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Cheap flights from Seattle to Barcelona from C$ 657

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BCN
27 Dec — 3 Jan1
1 adult

Cheap flight deals from Seattle to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Barcelona (S37). 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 22 December 2024.

Round-trip from

C$ 888

One-way from

C$ 657

Popular in

June

Cheapest in

January

Average price

C$ 1,497
British Airways
  • British Airways
  • 11/2-21/2
  • 2 total stops
  • 32h 14m total
  • Seattle to Barcelona
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KLM
  • KLM
  • 12/3
  • 1 total stop
  • 15h 40m total
  • Seattle to Barcelona
Search Deals
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Seattle to Barcelona

Cheapest flights from Seattle to Barcelona
Explore the most affordable flight options available from Seattle to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 December 2024.

Fri 27/129:55 a.m.SEA - BCN
2 stops23h 25mScandinavian Airlines
Sun 12/17:10 p.m.BCN - SEA
2 stops36h 15mScandinavian Airlines
Deal found 21/12C$ 1,579
Tue 31/127:00 p.m.SEA - BCN
1 stop37h 00mTurkish Airlines
Wed 8/112:25 p.m.BCN - SEA
1 stop37h 40mTurkish Airlines
Deal found 21/12C$ 2,219
Mon 30/126:50 p.m.SEA - BCN
1 stop16h 00mBritish Airways
Fri 10/111:35 a.m.BCN - SEA
1 stop14h 20mBritish Airways
Deal found 21/12C$ 2,395
Mon 30/1210:35 a.m.SEA - BCN
2 stops16h 30mMultiple Airlines
Thu 9/111:00 a.m.BCN - SEA
1 stop20h 00mMultiple Airlines
Deal found 21/12C$ 2,691
Mon 23/1211:00 p.m.SEA - BCN
1 stop24h 00mVirgin Atlantic
Sun 12/110:15 a.m.BCN - SEA
1 stop21h 10mVirgin Atlantic
Deal found 21/12C$ 2,757
Mon 23/1211:51 p.m.SEA - BCN
2 stops24h 09mUnited Airlines
Sun 12/111:00 a.m.BCN - SEA
3 stops36h 00mUnited Airlines
Deal found 21/12C$ 2,765
Mon 23/1211:00 p.m.SEA - BCN
1 stop24h 00mDelta
Fri 27/1210:15 a.m.BCN - SEA
1 stop17h 39mDelta
Deal found 22/12C$ 3,361
Wed 25/1210:56 a.m.SEA - BCN
2 stops24h 29mBrussels Airlines
Sun 5/19:15 p.m.BCN - SEA
2 stops30h 26mBrussels Airlines
Deal found 21/12C$ 3,595
Tue 24/123:10 p.m.SEA - BCN
2 stops16h 05mLufthansa
Fri 3/15:55 a.m.BCN - SEA
2 stops16h 25mLufthansa
Deal found 21/12C$ 3,608
Thu 26/1210:56 a.m.SEA - BCN
2 stops27h 04mSWISS
Sun 5/18:05 p.m.BCN - SEA
2 stops35h 39mSWISS
Deal found 22/12C$ 3,631
Tue 24/127:47 a.m.SEA - BCN
3 stops27h 33mTAP AIR PORTUGAL
Fri 3/16:45 a.m.BCN - SEA
2 stops25h 49mTAP AIR PORTUGAL
Deal found 21/12C$ 5,406

Find flights from Seattle to Barcelona within your budget

Customize your flight search to find flights from Seattle to Barcelona 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 22 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/2

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

1 stop14h 35m

Barcelona-El Prat

Fri 21/2

1:30 p.m.-10:09 p.m.

1 stop17h 39m

C$ 888

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/2

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

1 stop16h 45m

Barcelona-El Prat

Thu 27/2

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

1 stop21h 10m

C$ 889

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/3

6:00 a.m.-7:40 a.m.

1 stop17h 40m

Barcelona-El Prat

Wed 26/3

9:20 a.m.-9:56 p.m.

2 stops20h 36m

C$ 897

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 12/2

7:00 a.m.-5:30 p.m.

2 stops25h 30m

Barcelona-El Prat

Fri 21/2

11:45 a.m.-8:19 p.m.

1 stop17h 34m

C$ 918

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 25/3

3:15 p.m.-11:05 p.m.

1 stop23h 50m

Barcelona-El Prat

Mon 31/3

5:20 p.m.-11:45 a.m.

1 stop27h 25m

C$ 937

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/2

3:10 p.m.-4:15 p.m.

2 stops16h 05m

Barcelona-El Prat

Wed 19/2

6:50 a.m.-12:10 p.m.

1 stop14h 20m

C$ 964

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 6/4

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

1 stop19h 05m

Barcelona-El Prat

Thu 8/5

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

1 stop18h 40m

C$ 1,006

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 12/2

9:45 a.m.-1:05 p.m.

2 stops18h 20m

Barcelona-El Prat

Thu 20/2

1:35 p.m.-11:24 p.m.

1 stop18h 49m

C$ 1,089

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 2/3

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

1 stop15h 50m

Barcelona-El Prat

Sun 16/3

8:20 p.m.-11:13 p.m.

2 stops34h 53m

C$ 1,213

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 7/4

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

2 stops30h 53m

Barcelona-El Prat

Wed 7/5

3:45 p.m.-2:09 p.m.

2 stops55h 24m

C$ 1,243

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/12

Showing 1-10 of 22 results
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Best time to book a flight from Seattle to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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

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

How far ahead should I book a flight from Seattle to Barcelona?

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

The price you pay for your flight from Seattle to Barcelona 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?

Currently, January is the cheapest month in which you can book a flight from Seattle to Barcelona (average of C$ 604). Flying from Seattle to Barcelona 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 December 2024.

One of the essential ways to save on airfare from Seattle to Barcelona 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 by month

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

In terms of precipitation, rainfall in Barcelona 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 when rainfall is around 20.0 mm.

Temperature in Barcelona by month

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

If weather is an important factor for your trip to Barcelona, 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

Get insights into the airlines that provide service to Barcelona. 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. Reviews last updated 22 December 2024.
Peruse reviews from past customers who have flown with British Airways, United Airlines and Turkish Airlines from Seattle to Barcelona to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,594 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

KLM
7.8
Good
1,342 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Finnair
7.7
Good
1,283 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
668 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

Reviews

1 / 10

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

Air France
7.4
Good
1,501 reviews
Delta
8.0
Very good
8,594 reviews
Check prices

Overall

8.0

Entertainment

7.9

Crew

8.6

Food

7.3

Boarding

8.2

Comfort

8.0

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. 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?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Barcelona. 0 airlines have flights from Seattle/Tacoma Intl to Barcelona on a regular basis. Booking flights from Seattle/Tacoma Intl to Barcelona should not be difficult; the airport handles an average of 0 outbound flights to Barcelona per day.

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

    Our cheapest airline available from Seattle to Barcelona is British Airways. Our recent data shows that you can find tickets from as low as C$ 888 on this airline. Additional options worth looking into are Delta and Virgin Atlantic, starting at C$ 889 and C$ 897 round-trip. Users have found that British Airways is 32% cheaper than the other options available to this destination.

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

    For one-way options, check prices for KLM. According to our data, you can fly for as low as C$ 657. Users have also found prices from C$ 665 and C$ 680 on United Airlines and Delta, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Barcelona 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?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Barcelona (average of C$ 604). Flying from Seattle to Barcelona 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.

See more FAQs

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Alternative routes for Seattle to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Barcelona-El Prat flights

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How does Cheapflights help users find flights from Seattle to Barcelona?

Cheapflights makes it easy to find Seattle to Barcelona flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Barcelona?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Barcelona for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Barcelona with no change fees?

Certainly. Search results for flights to Barcelona from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Barcelona become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Barcelona from Seattle today and book when prices fit your budget.

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