Cheapest return flights from Boston to Frankfurt in April from 437€

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

Return flights

07 Apr - 14 Apr Icelandair
12 Apr - 19 Apr Icelandair
22 Apr - 29 Apr Icelandair
15 Apr - 29 Apr Icelandair
17 Apr - 24 Apr Icelandair
18 Apr - 09 May Aer Lingus
02 Apr - 09 Apr Icelandair
12 Apr - 26 Apr Icelandair
18 Apr - 25 Apr Icelandair
07 Apr - 14 Apr Lufthansa direct
22 Apr - 29 Apr Lufthansa direct
18 Apr - 09 May Lufthansa direct

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

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