Cheapest return BWI–BCN flights, July

AirHint found the following cheapest return flights from Baltimore (BWI) to Barcelona (BCN) in July 2026 (see full year).

Return flights

29 Jul - 17 Aug Frontier Airlines
14 Jul - 17 Jul Frontier Airlines
04 Jul - 29 Jul Frontier Airlines
13 Jul - 22 Jul Frontier Airlines
29 Jul - 09 Aug Frontier Airlines
17 Jul - 30 Jul Frontier Airlines
26 Jul - 09 Aug Frontier Airlines
02 Jul - 17 Jul Frontier Airlines
30 Jul - 10 Aug Frontier Airlines
20 Jul - 27 Jul Icelandair
30 Jul - 09 Aug Frontier Airlines
28 Jul - 04 Aug Icelandair
05 Jul - 10 Jul Icelandair
03 Jul - 10 Jul Frontier Airlines
16 Jul - 23 Jul Frontier Airlines
17 Jul - 24 Jul Frontier Airlines
29 Jul - 05 Aug Frontier Airlines
20 Jul - 12 Aug Icelandair
30 Jul - 06 Aug Icelandair
03 Jul - 14 Aug Condor

Also check the deals for one-way flights from Baltimore to Barcelona in July.

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