Cheapest one-way flights from Philadelphia to Barcelona in October from $209

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Barcelona (BCN) in October 2025 (see full year).

One-Way flights

12 Oct Frontier Airlines
04 Oct Spirit Airlines
13 Oct Frontier Airlines
12 Oct British Airways direct
13 Oct British Airways direct
04 Oct British Airways direct

Also check the deals for return flights from Philadelphia to Barcelona in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.