Cheap flights from Portsmouth to Mainz

View AU$284 flight on Sun, 2 Nov. 2025Opens in a new window

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Cheap Flights from Portsmouth (BOS) to Mainz (FRA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$906 Return, found 1 day ago
AU$906
Return
found 1 day ago
Select TAP Portugal flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$906 found 1 day ago
TAP Portugal
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$917 Return, found 1 day ago
AU$917
Return
found 1 day ago
Select TAP Portugal flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$917 found 1 day ago
Aer Lingus
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$945 Return, found 1 day ago
AU$945
Return
found 1 day ago
Select Aer Lingus flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$945 found 1 day ago
Icelandair
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$994 Return, found 1 day ago
AU$994
Return
found 1 day ago
Select Icelandair flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$994 found 1 day ago
Condor
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$1,003 Return, found 1 day ago
AU$1,003
Return
found 1 day ago
Select Condor flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$1,003 found 1 day ago
SATA International-Azores Airlines S.A.
Sun, 31 Aug. - Tue, 16 Sep.
BOS
Boston
FRA
Frankfurt
AU$2,042 Return, found 1 day ago
AU$2,042
Return
found 1 day ago
Select SATA International-Azores Airlines S.A. flight, departing Sun, 31 Aug. from Boston to Frankfurt, returning Tue, 16 Sep., priced at AU$2,042 found 1 day ago

Find the cheapest month to fly from Boston (BOS) to Frankfurt (FRA)

May is typically the cheapest month to fly

From AU$537 - AU$1,077 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.