Cheap flights from Seattle to Barcelona

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Seattle (SEA)
Barcelona (BCN)
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How to find the cheapest flight from
Seattle (SEA) to Barcelona (BCN)

All the information you need to plan the best SEA to BCN flight in 2021: compare Seattle to Barcelona flight prices with the expected peak season, weather and rainfall in Barcelona.
SEA - S37
Price
C$ 798 - C$ 1,518
S37
Temperature
14 - 29 °C
S37
Precipitation
23 - 85 mm

Popular in

December

High demand for flights, 35% potential price rise

Cheapest in

April

Best time to find cheap flights, 19% potential price drop

Average price

C$ 1,045

Average for round-trip flights in July 2021

Round-trip from

C$ 798

From Seattle to Barcelona

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Barcelona?

Users have found that flying from Seattle to Barcelona on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 43 days in advance, which can save you up to 18% on flights from Seattle to Barcelona compared to booking the week you need them. Waiting 43 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 827. For sooner than that we have options available in the next 3 days from C$ 954.

What is the cheapest month to fly from Seattle to Barcelona?

November can be a great time to fly to Barcelona from Seattle with a flight ticket averaging about C$ 791. Cheapflights users have found deals in the month of November for as cheap as C$ 614. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Seattle to Barcelona (SEA - S37)?

When flying from Seattle to Barcelona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight at noon.

Cheap flights from Seattle to Barcelona in July, August 2021

The best prices found for SEA to BCN flights for July, August
16 Aug - 25 Aug
C$ 1,074pp
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
24 Aug - 2 Sep
C$ 1,079pp
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Delta
   
2 STOPS
SEA
Seattle/Tacoma Intl
23 Aug - 31 Aug
C$ 1,088pp
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Barcelona 2021 flight deals

Cheap flights to Barcelona from Seattle found for this year
12 Sep - 14 Oct
C$ 956pp
SEA
Seattle/Tacoma Intl
TAP AIR PORTUGAL
   
2 STOPS
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
TAP AIR PORTUGAL
   
2 STOPS
SEA
Seattle/Tacoma Intl
25 Oct - 19 Jan
C$ 958pp
SEA
Seattle/Tacoma Intl
TAP AIR PORTUGAL
   
2 STOPS
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
TAP AIR PORTUGAL
   
2 STOPS
SEA
Seattle/Tacoma Intl
4 Nov - 10 Nov
C$ 1,001pp
SEA
Seattle/Tacoma Intl
TAP AIR PORTUGAL
   
2 STOPS
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
TAP AIR PORTUGAL
   
2 STOPS
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Barcelona

Late deals on round-trip flights to Barcelona from Seattle, departing today and this week
8 Aug - 25 Aug
C$ 1,257pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
7 Aug - 19 Aug
C$ 1,269pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
7 Aug - 20 Aug
C$ 1,304pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
BCN
Barcelona-El Prat
BCN
Barcelona-El Prat
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Barcelona from Seattle

The cheapest one-way flights from Seattle to Barcelona
8:30 p.m. - 2:50 p.m.
Iberia
2 stops
33h 20m
SEA - BCN
Iberia
C$ 1,131
Iberia
3:10 a.m. - 6:00 a.m.
Delta
1 stop
17h 50m
SEA - BCN
Delta
C$ 1,174
Delta
5:24 p.m. - 6:35 a.m.
Multiple Airlines
2 stops
28h 11m
SEA - BCN
Multiple Airlines
C$ 1,285

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Barcelona</span> flights.

Flight FAQs

From Seattle to Barcelona

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. 7 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.

Which airlines flying from Seattle/Tacoma Intl to Barcelona have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Seattle/Tacoma Intl to Barcelona that may be offering flexible cancellation policies are British Airways, American Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Seattle to Barcelona for under C$ 1,005 on Cheapflights?

Yes, there are multiple flights from Seattle to Barcelona for under C$ 1,005. The cheapest flight booked recently is on TAP AIR PORTUGAL for just C$ 956, but on average you can expect to pay C$ 1,034.

Are there direct flights from Seattle to Barcelona for under C$ 1,005 on Cheapflights?

There are no direct flights from Seattle to Barcelona, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Seattle to Barcelona for under C$ 1,257?

There are currently 20+ open flights from Seattle to Barcelona within the next 7 days for less than C$ 1,257.

Is Seattle weather warmer or cooler than Barcelona?

Expect the weather to be around 29 °C on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Barcelona is generally hotter than in Seattle.

How long is the flight from Seattle to Barcelona?

Departing from Seattle to Barcelona will take you 13h 10m. This flight may include one or multiple stops.

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

According to our current data, TAP AIR PORTUGAL (C$ 956), Delta (C$ 1,043), and KLM (C$ 1,049) offers the cheapest pricing from Seattle to Barcelona. TAP AIR PORTUGAL is priced at 3% lower than the current average price of a flight leaving 3 months from now.

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

C$ 941 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Iberia, with prices from C$ 979.

Destination information for Barcelona

Things to know before you go - useful duration and weather info for your trip from Seattle to Barcelona.
Today's exchange rate
C$ 1 = €0.68
Average temperature for July in Barcelona
28.0 °C
Avg rainfall for July in Barcelona
27.0 mm

Airports servicing Seattle

Airports servicing Barcelona

Gerona (GRO)
Reus (REU)

Top 4 airlines flying from Seattle to Barcelona

The chart below displays the airlines Cheapflights users travelling from Seattle to Barcelona choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Lufthansa
C$ 528 C$ 652 No cancel fee 76%
Search Lufthansa flights
British Airways
C$ 500 C$ 709 No cancel fee 70%
Search British Airways flights
American Airlines
C$ 382 C$ 712 No cancel fee 71%
Search American Airlines flights
Delta
C$ 551 C$ 755 No cancel fee N/A
Search Delta flights
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