Cheapest return flights from Salt Lake City to Barcelona in September from $717

AirHint found the following cheapest return flights from Salt Lake City (SLC) to Barcelona (BCN) in September 2025 (see full year).

Return flights

03 Sep - 09 Sep Spirit Airlines
05 Sep - 13 Sep Spirit Airlines
15 Sep - 01 Oct Frontier Airlines
16 Sep - 23 Sep Air Canada
03 Sep - 21 Sep Frontier Airlines
03 Sep - 07 Sep Spirit Airlines
09 Sep - 16 Sep Frontier Airlines
10 Sep - 15 Sep Frontier Airlines
01 Sep - 08 Sep Frontier Airlines
08 Sep - 09 Sep Iberia

Also check the deals for one-way flights from Salt Lake City to Barcelona in September.

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.