Cheapest return BWI–LGW flights, May

AirHint found the following cheapest return flights from Baltimore (BWI) to London (LGW) in May 2026 (see full year).

Return flights

09 May - 14 May Icelandair
10 May - 07 Jun Icelandair
11 May - 05 Jun Icelandair
16 May - 05 Jun Icelandair
04 May - 11 May Icelandair
13 May - 04 Jun Icelandair
06 May - 14 May Icelandair
27 May - 08 Jun Frontier Airlines
11 May - 19 May Icelandair
23 May - 27 May Frontier Airlines
11 May - 07 Jun Icelandair
26 May - 30 May Frontier Airlines
10 May - 13 May Icelandair
14 May - 27 May Frontier Airlines
13 May - 26 May Spirit Airlines
27 May - 03 Jun Icelandair
27 May - 31 May Spirit Airlines
27 May - 06 Jun Frontier Airlines
25 May - 11 Jun Spirit Airlines
24 May - 01 Jun Spirit Airlines

Also check the deals for one-way flights from Baltimore to London in May.

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