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

Return flights

29 Jun - 13 Jul	TAP
29 Jun - 13 Jul	Condor	direct
11 Jun - 21 Jul	Condor	direct
26 Jun - 10 Jul	TAP
26 Jun - 10 Jul	Condor	direct
01 Jun - 30 Jun	TAP
10 Jun - 17 Jun	jetBlue
09 Jun - 16 Jun	jetBlue
02 Jun - 09 Jun	jetBlue
15 Jun - 22 Jun	Icelandair
25 Jun - 02 Jul	Icelandair
30 Jun - 07 Jul	Icelandair
08 Jun - 15 Jun	Icelandair
18 Jun - 25 Jun	Icelandair
14 Jun - 21 Jun	Icelandair
16 Jun - 23 Jun	Icelandair
17 Jun - 24 Jun	Icelandair
24 Jun - 01 Jul	Icelandair

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

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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Cheapest return flights from Boston to Frankfurt in June from $796

Return flights