San Juan to Barcelona flights

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Fare seen

€309Seen on 11 Sep 2026

Last checked

11 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €259

Lowest observed

1 Dec 2026

United Airlines · 1 stop · One way

Cheapest observed day · Last checked: 11 Sep 2026

Departure

13:00

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Airlines seen: Avianca, Frontier Airlines, Iberia, JetBlue, KLM, Swiss +2 more
Typical journey time: 16h 23m

Short answer

We have seen Avianca fares from San Juan to Barcelona. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare. Fare seen: €309 on 11 Sep 2026.

About this route

Explore the fares we observed from San Juan to Barcelona. Prices move often, so pick your dates to see the latest options.

Route distance: 6,870 km
Typical journey time: 16h 23m
Airlines seen: Avianca, Frontier Airlines, Iberia, JetBlue, KLM, Swiss +2 more
Seen on fares with a connection: United Airlines, Iberia, JetBlue, KLM, Frontier Airlines
Alternative airports: SIG

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

Fernando Luis Ribas Dominicci Airport (SIG) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 1 km.
Luis Munoz Marin International Airport (SJU) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 11 km.
Barcelona El Prat (BCN) → Barcelona, city gazetteer reference point (41.3879, 2.1699): ≈ 12 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much was a flight from San Juan to Barcelona?

A fare of €309 was seen on 11 Sep 2026. Fares change, so search your dates for the current price.

Are there direct flights from San Juan to Barcelona?

Our data holds no non-stop flight from San Juan to Barcelona. The fares on this page include at least one stop.

Which airlines fly from San Juan to Barcelona?

These are the carriers we have seen on the route: Avianca, Frontier Airlines, Iberia, JetBlue, KLM, Swiss +2 more.

How long does the flight from San Juan to Barcelona take?

The average journey time across the 72 fares we observed is 20h 11m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed San Juan to Barcelona fares were non-stop?

None of the 72 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide