Cheapest return MIA–BCN flights, May

AirHint found the following cheapest return flights from Miami (MIA) to Barcelona (BCN) in May 2026 (see full year).

Return flights

19 May - 26 May Air Canada
14 May - 17 May Frontier Airlines
07 May - 14 May Air Europa
10 May - 16 May SWISS
10 May - 25 May SWISS
10 May - 25 May LEVEL direct
13 May - 17 May LEVEL direct
12 May - 21 May Air Europa
11 May - 27 May LEVEL direct
07 May - 12 May Air Europa
27 May - 05 Jun WestJet
29 May - 08 Jun Frontier Airlines
29 May - 16 Jun WestJet
24 May - 03 Jun WestJet
18 May - 02 Jun SWISS
12 May - 04 Jun Lufthansa
29 May - 25 Jun Frontier Airlines
28 May - 05 Jun WestJet
29 May - 15 Jun WestJet
11 May - 01 Jun LEVEL direct

Also check the deals for one-way flights from Miami to Barcelona in May.

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