Cheapest return flights from Boston to Frankfurt in March from 401€

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

Return flights

10 Mar - 24 Mar Aer Lingus
18 Mar - 25 Mar Aer Lingus
12 Mar - 26 Mar TAP
12 Mar - 17 Mar TAP
15 Mar - 29 Mar TAP
03 Mar - 10 Mar Icelandair
23 Mar - 30 Mar Icelandair
13 Mar - 27 Mar Aer Lingus
18 Mar - 25 Mar Lufthansa direct
03 Mar - 10 Mar Lufthansa direct

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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