Cheapest one-way flights from Miami to Barcelona in September from $207

AirHint found the following cheapest one-way flights from Miami (MIA) to Barcelona (BCN) in September 2025 (see full year).

One-Way flights

29 Sep Norse Atlantic Airways (UK)
27 Sep Spirit Airlines
24 Sep Frontier Airlines
30 Sep Spirit Airlines
22 Sep Spirit Airlines
23 Sep Spirit Airlines
21 Sep Norse Atlantic Airways (UK)
20 Sep Spirit Airlines
25 Sep TAP
26 Sep Frontier Airlines

Also check the deals for return flights from Miami 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.

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