Cheap flights from Washington to Barcelona-El Prat Airport from $305
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Barcelona-El Prat Airport departing on 10/16. 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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1 adult
Economy
0 bags
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Cheap round-trip flights
KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington to Barcelona.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington to Barcelona.
Cheap last minute flights
Planning a quick getaway from Washington to Barcelona? These are the last-minute flight deals available now.
Air Canada flights from State of Washington to Barcelona-El Prat Airport
Our best Air Canada deals on State of Washington to Barcelona-El Prat Airport flight tickets
Air Canada![Air Canada]()
Oct 14![Air Canada]()
Oct 21
PDX6:15 amPortland
16h 35m
2 stops
BCN7:50 amBarcelona-El Prat
BCN12:15 pmBarcelona-El Prat
19h 41m
2 stops
PDX10:56 pmPortland
Air Canada![Air Canada]()
Sep 23![Air Canada]()
Oct 14
PDX7:40 pmPortland
27h 10m
2 stops
BCN7:50 amBarcelona-El Prat
BCN12:10 pmBarcelona-El Prat
30h 11m
2 stops
PDX9:21 amPortland
Austrian Airlines flights from State of Washington to Barcelona-El Prat Airport
Our best Austrian Airlines deals on State of Washington to Barcelona-El Prat Airport flight tickets
Austrian Airlines![Austrian Airlines]()
Sep 30![Austrian Airlines]()
Oct 20
SEA8:00 amSeattle/Tacoma Intl
40h 10m
2 stops
BCN9:10 amBarcelona-El Prat
BCN8:40 pmBarcelona-El Prat
33h 02m
2 stops
SEA8:42 pmSeattle/Tacoma Intl
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How to get the cheapest flight ticket from State of Washington 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
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Other information
What is the cheapest month to fly to Barcelona-El Prat Airport?
The cheapest month to fly to Barcelona-El Prat Airport from State of Washington is in November. Flight prices, which tend to average around $668, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Barcelona-El Prat Airport from State of Washington during February instead. Flights to Barcelona-El Prat Airport in February, while not as cheap as those in November, still average around $679.
What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?
The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Monday when prices can be found for as low as $862. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,049. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.
What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?
Flying to Barcelona-El Prat Airport from State of Washington in the evening is the least expensive time of day to depart. momondo users have found prices as low as $888 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $992 on average. Flights to Barcelona-El Prat Airport from State of Washington at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Barcelona-El Prat Airport?
You are more likely to see cheaper flights to Barcelona-El Prat Airport from State of Washington when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $904 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from State of Washington for as low as $778 on momondo.
What is the cheapest airline that flies from Washington to Barcelona-El Prat?
Icelandair, WestJet, and Scandinavian Airlines are the most popular carriers operating from Washington to Barcelona-El Prat
What airlines fly to Barcelona-El Prat Airport?
British Airways, Delta and United Airlines are the top three most popular airlines that fly to Barcelona-El Prat Airport from State of Washington according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Barcelona-El Prat Airport. Keep in mind that there are 15 different airlines that fly to Barcelona-El Prat Airport on a routine basis, so you have a few additional options to choose from.
Cheap State of Washington to Barcelona-El Prat Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from State of Washington to Barcelona-El Prat Airport
When did momondo last update prices for flights from Washington to Barcelona-El Prat Airport?
Prices for flights from Washington to Barcelona-El Prat Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Barcelona-El Prat Airport?
As of April 2025, there are 16 operators available to choose from for flights from Washington to Barcelona-El Prat Airport.
How old do you have to be to fly from Washington to Barcelona-El Prat Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Barcelona-El Prat Airport.
What documentation or ID do you need to fly to Barcelona-El Prat Airport?
The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from State of Washington to Barcelona-El Prat Airport
Compare and see reviews for airlines that fly from State of Washington to Barcelona-El Prat Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $416 | Free Cancellation | Rating 7.0 484 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 7.2 2,815 reviews | |||
| PriceFrom $489 | Free Cancellation | Rating 7.3 1,344 reviews | |||
| PriceFrom $502 | Free Cancellation | Rating 7.0 1,068 reviews | |||
| PriceFrom $507 | Free Cancellation | Rating 7.0 2,684 reviews | |||
| PriceFrom $510 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $553 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $568 | Free Cancellation | Rating 7.8 1,333 reviews | |||
| PriceFrom $578 | Free Cancellation | Rating 6.6 6,799 reviews | |||
| PriceFrom $581 | Free Cancellation | Rating 6.7 7,027 reviews |
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Salou
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Why use momondo?
Why should I use momondo to find a flight deal from Washington to Barcelona?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Barcelona. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Washington to Barcelona with flexible booking policies on momondo?
momondo does allow users to show only those flights to Barcelona from Washington which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington to Barcelona?
Once all potential Washington to Barcelona flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Washington to Barcelona right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Washington to Barcelona now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Barcelona and let you know when they change.