Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Barcelona to Seattle
The cheapest flights right now
Barcelona – Seattle
Outbound – Nov 6, 2026
1 stop
14h 9m CDG
Return – Nov 23, 2026
1 stop
13h 35m CDG
$909
yesterday
Barcelona – Seattle
Outbound – Nov 6, 2026
1 stop
14h 47m AMS
Return – Nov 23, 2026
1 stop
14h 30m CDG
$902
yesterday
Barcelona – Seattle
Outbound – Nov 19, 2026
1 stop
14h 10m FRA
Return – Dec 2, 2026
1 stop
13h 20m FRA
$949
yesterday
Barcelona – Seattle
Outbound – Nov 19, 2026
1 stop
14h 10m FRA
Return – Dec 2, 2026
1 stop
14h 40m MUC
$948
yesterday
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$591
Average price of a round trip
$758
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
11h25
A flight from Barcelona to Seattle takes on average 11h25.
Best time
July
According to user searches, the ideal month to go to Seattle is July.
Tips for finding a cheap flight from Barcelona to Seattle
Check out our tips for booking your flight to Seattle (USA) from Barcelona (Spain) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is October, with an average flight ticket price of $653 (calculation over the last two years). The most touristic season corresponds to the months of October, September and August.
For the cheapest flights, it is advisable to buy your ticket at least 18 days before the departure date.
The airline offering the cheapest flight tickets is Vueling. A ticket from the airline Vueling to Seattle costs on average $819.
The airlines that offer the most flights are .
info departure city :
Barcelona, Spain
airport :
Barcelona-El Prat International Airport (BCN)
local time :
Barcelona is a city in the country Spain, the time zone is [[timezone]]. In Barcelona, it is currently {fromLocalTime}, the temperature is on average 21°C, with a minimum of 19°C and a maximum of 24°C.
The city of Barcelona (BCN) has 1 airport(s): Barcelona-El Prat
destination info :
Seattle, USA
airports :
Kenmore Air Harbor Spb. (LKE)
Seattle-Tacoma International Airport (SEA)
Renton Municipal Airport (RNT)
King County International Airport (BFI)
local time :
Seattle is in the country USA, the time zone is [[timezone]]. In Seattle, it is currently {toLocalTime}, the temperature is on average 15°C, with a minimum of 10°C and a maximum of 23°C.
The city of Seattle (SEA) has 4 airport(s): Kenmore Air Harbor Spb., Seattle-Tacoma, Renton and King County
Useful info about Seattle
What is the least touristic period to go to Seattle?
If you want to visit Seattle during the least touristic period, choose the month of July.
What is the most popular time to travel to Seattle?
In Seattle, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Barcelona to Seattle?
According to our data, it is recommended to book your flight 18 days before your departure. If you book your flight ticket 3 weeks before your departure, you may find a price below average. You can also choose morning flights that are 26% cheaper than afternoon and evening flights. The cheapest day to book a flight from Barcelona to Seattle is Friday.
What are the arrival and destination airports when traveling between Barcelona and Seattle?
When you leave, you can leave from Barcelona-El Prat, and you will arrive at Seattle-Tacoma.
How to reach Barcelona airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Barcelona to Seattle?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Barcelona and Seattle?
In summer, the average temperature is 18°C in Seattle and 24°C in Barcelona. The average rainfall in summer is 38 mm in Seattle and 34 mm in Barcelona. In summer, it is warmer in Barcelona and it rains less in Barcelona. In winter, it is colder in Barcelona and it rains more in Seattle.
