Cheap flights from Porto to Mainz

View AU$144 flight on Thu, 29 Jan. 2026Opens in a new window

Popular airlines from Porto to Mainz

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Cheap Flights from Porto (OPO) 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.

Air Europa
Thu, 13 Nov. - Wed, 19 Nov.
OPO
Porto
FRA
Frankfurt
AU$401 Return, found 1 day ago
AU$401
Return
found 1 day ago
Select Air Europa flight, departing Thu, 13 Nov. from Porto to Frankfurt, returning Wed, 19 Nov., priced at AU$401 found 1 day ago
Air Europa
Thu, 13 Nov. - Wed, 19 Nov.
OPO
Porto
FRA
Frankfurt
AU$404 Return, found 1 day ago
AU$404
Return
found 1 day ago
Select Air Europa flight, departing Thu, 13 Nov. from Porto to Frankfurt, returning Wed, 19 Nov., priced at AU$404 found 1 day ago
TAP Portugal
Thu, 13 Nov. - Wed, 19 Nov.
OPO
Porto
FRA
Frankfurt
AU$439 Return, found 1 day ago
AU$439
Return
found 1 day ago
Select TAP Portugal flight, departing Thu, 13 Nov. from Porto to Frankfurt, returning Wed, 19 Nov., priced at AU$439 found 1 day ago
Iberia
Thu, 13 Nov. - Wed, 19 Nov.
OPO
Porto
FRA
Frankfurt
AU$450 Return, found 1 day ago
AU$450
Return
found 1 day ago
Select Iberia flight, departing Thu, 13 Nov. from Porto to Frankfurt, returning Wed, 19 Nov., priced at AU$450 found 1 day ago
Lufthansa
Thu, 13 Nov. - Wed, 19 Nov.
OPO
Porto
FRA
Frankfurt
AU$504 Return, found 1 day ago
AU$504
Return
found 1 day ago
Select Lufthansa flight, departing Thu, 13 Nov. from Porto to Frankfurt, returning Wed, 19 Nov., priced at AU$504 found 1 day ago
Swiss International Air Lines
Thu, 2 Oct. - Sun, 5 Oct.
OPO
Porto
FRA
Frankfurt
AU$584 Return, found 1 day ago
AU$584
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Thu, 2 Oct. from Porto to Frankfurt, returning Sun, 5 Oct., priced at AU$584 found 1 day ago

Find the cheapest month to fly from Porto (OPO) to Frankfurt (FRA)

May is typically the cheapest month to fly

From AU$214 - AU$523 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.