Cheapest return BOS–FRA flights, July

AirHint found the following cheapest return flights from Boston (BOS) to Frankfurt (FRA) in July 2026 (see full year).

Return flights

03 Jul - 17 Aug jetBlue
01 Jul - 15 Jul Aer Lingus
25 Jul - 13 Aug jetBlue
10 Jul - 20 Jul jetBlue
02 Jul - 06 Jul jetBlue
19 Jul - 24 Jul Icelandair
23 Jul - 22 Aug LEVEL
07 Jul - 17 Aug Icelandair
09 Jul - 29 Jul LEVEL
08 Jul - 12 Aug LEVEL
10 Jul - 21 Jul Icelandair
08 Jul - 16 Jul Aer Lingus
25 Jul - 16 Aug Icelandair
25 Jul - 12 Aug Icelandair
25 Jul - 14 Aug Icelandair
09 Jul - 12 Jul LEVEL
01 Jul - 08 Jul Aer Lingus
16 Jul - 01 Aug LEVEL
01 Jul - 08 Jul Lufthansa direct
08 Jul - 12 Aug Lufthansa direct

Also check the deals for one-way flights from Boston to Frankfurt in July.

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