Cheapest one-way flights from Boston to Frankfurt in May from 280€

AirHint found the following cheapest one-way flights from Boston (BOS) to Frankfurt (FRA) in May 2026 (see full year).

One-Way flights

04 May Icelandair
11 May Icelandair
06 May Icelandair
09 May Icelandair
12 May Aer Lingus
22 May Porter Airlines (Canada) Ltd
24 May Porter Airlines (Canada) Ltd
13 May Iberia
23 May Porter Airlines (Canada) Ltd
11 May Condor direct

Also check the deals for return flights from Boston to Frankfurt in May.

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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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