AirHint found the following cheapest return flights from Memmingen (FMM) to Porto (OPO)
in September 2025 (see full year ).
Return flights
05 Sep
- 24 Sep
Ryanair
$ 175
direct
05 Sep
- 17 Sep
Ryanair
$ 188
direct
19 Sep
- 06 Oct
Ryanair
$ 202
direct
17 Sep
- 06 Oct
Ryanair
$ 204
direct
10 Sep
- 24 Sep
Ryanair
$ 207
direct
19 Sep
- 24 Sep
Ryanair
$ 207
direct
05 Sep
- 26 Sep
Ryanair
$ 209
17 Sep
- 24 Sep
Ryanair
$ 210
direct
05 Sep
- 22 Sep
Ryanair
$ 210
direct
03 Sep
- 17 Sep
Ryanair
$ 212
direct
22 Sep
- 06 Oct
Ryanair
$ 216
direct
05 Sep
- 14 Sep
Ryanair
$ 217
direct
24 Sep
- 06 Oct
Ryanair
$ 218
direct
15 Sep
- 24 Sep
Ryanair
$ 219
direct
22 Sep
- 10 Oct
Ryanair
$ 221
direct
21 Sep
- 06 Oct
Ryanair
$ 221
direct
24 Sep
- 10 Oct
Ryanair
$ 223
direct
21 Sep
- 10 Oct
Ryanair
$ 226
direct
24 Sep
- 13 Oct
Ryanair
$ 235
direct
26 Sep
- 06 Oct
Ryanair
$ 240
direct
Also check the deals for one-way flights from Memmingen to Porto in September .
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.