Cheap Flights from Seattle to Barcelona
No deal from Seattle to Barcelona has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Seattle to Barcelona, the lowest round-trip fare we recorded was $527, in September. The typical fare was $638. September was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $780 on Condor, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/seattle">from Seattle</a>, <a href="/to/barcelona">to Barcelona</a>, or the return direction <a href="/from/barcelona/to/seattle">Barcelona to Seattle</a>.
Latest price we saw: Seattle to Barcelona
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seattle (SEA) to Barcelona (BCN) | $780 | 7.2¢ | Oct 22 – Oct 31 | Condor | Oct 17 | Check price |
Price history: Seattle to Barcelona
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $630 | $741 | 47 |
| Sep 2026 | $527 | $633 | 104 |
| Aug 2026 | $550 | $626 | 140 |
| Jul 2026 | $550 | $550 | 3 |
Frequently asked questions
How many flight deals from Seattle to Barcelona are on Sparkflights right now?
There are 0 verified deals from Seattle to Barcelona on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Seattle to Barcelona?
The lowest fare we've recorded from Seattle to Barcelona is $527, based on 294 price observations over 4 months.
How much does a flight from Seattle to Barcelona cost?
The typical round-trip fare we observed from Seattle to Barcelona is $638, against a recorded low of $527. These are observations, not quotes.
When is the cheapest month to fly Seattle to Barcelona?
September was the cheapest month we observed from Seattle to Barcelona and October the dearest, over 4 months of data.
What is the current price from Seattle to Barcelona?
The most recent fare our sweep saw from Seattle to Barcelona is $780, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.