Cheapest return flights from Boston to Frankfurt in March from $415

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

Return flights

03 Mar - 08 Mar TAP
08 Mar - 18 Mar TAP
17 Mar - 12 Apr TAP
24 Mar - 10 Apr TAP
10 Mar - 18 Mar TAP
18 Mar - 01 Apr TAP
11 Mar - 01 Apr TAP
21 Mar - 04 Apr TAP
31 Mar - 14 Apr TAP
25 Mar - 15 Apr TAP
10 Mar - 31 Mar TAP
20 Mar - 08 Apr TAP
02 Mar - 20 Mar TAP
05 Mar - 09 Mar Air Canada
02 Mar - 07 Mar Icelandair
22 Mar - 31 Mar TAP
16 Mar - 24 Mar Aer Lingus
06 Mar - 09 Mar Air Canada
26 Mar - 02 Apr Icelandair
30 Mar - 06 Apr Icelandair

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

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