Cheapest return flights from Boston to Frankfurt in March from $470

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

Return flights

06 Mar - 14 Mar Aer Lingus
29 Mar - 12 Apr Icelandair
26 Mar - 09 Apr Icelandair
03 Mar - 22 Apr Aer Lingus
11 Mar - 18 Mar Icelandair
16 Mar - 23 Mar Icelandair
26 Mar - 02 Apr Icelandair
31 Mar - 07 Apr Icelandair
03 Mar - 08 Mar Aer Lingus
19 Mar - 26 Mar Aer Lingus
11 Mar - 18 Mar Lufthansa direct
01 Mar - 08 Mar Icelandair
06 Mar - 13 Mar Lufthansa direct
01 Mar - 08 Mar Lufthansa direct
16 Mar - 23 Mar Lufthansa direct
03 Mar - 22 Apr Lufthansa direct
26 Mar - 02 Apr Lufthansa direct
31 Mar - 07 Apr Lufthansa direct
26 Mar - 09 Apr Lufthansa direct
29 Mar - 12 Apr Lufthansa direct

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

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