Cheapest return flights from Boston to Frankfurt in April from 509€

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

Return flights

13 Apr - 27 Apr Aer Lingus
14 Apr - 17 Apr Aer Lingus
12 Apr - 16 Apr TAP
10 Apr - 24 Apr Turkish Airlines
15 Apr - 22 Apr Icelandair
20 Apr - 27 Apr Icelandair
05 Apr - 12 Apr Icelandair
25 Apr - 02 May Icelandair
30 Apr - 07 May Icelandair
15 Apr - 22 Apr Lufthansa direct
10 Apr - 17 Apr Icelandair
10 Apr - 24 Apr Lufthansa direct
30 Apr - 07 May Lufthansa direct
25 Apr - 02 May Lufthansa direct

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

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