AirHint found the following cheapest return flights from Copenhagen (CPH) to Porto (OPO)
in September 2025 (see full year ).
Return flights
30 Sep
- 08 Oct
Norwegian Air Sweden AOC
$ 152
direct
09 Sep
- 17 Sep
easyJet
$ 156
30 Sep
- 07 Oct
Norwegian Air Sweden AOC
$ 162
28 Sep
- 08 Oct
Ryanair
$ 164
direct
13 Sep
- 19 Sep
easyJet
$ 169
28 Sep
- 07 Oct
Ryanair
$ 174
09 Sep
- 24 Sep
Norwegian Air Sweden AOC
$ 177
07 Sep
- 17 Sep
Ryanair
$ 179
20 Sep
- 22 Sep
Ryanair
$ 184
07 Sep
- 24 Sep
Ryanair
$ 184
19 Sep
- 08 Oct
Vueling Airlines
$ 184
29 Sep
- 08 Oct
Vueling Airlines
$ 184
09 Sep
- 23 Sep
Norwegian Air Sweden AOC
$ 185
09 Sep
- 22 Sep
Norwegian Air Sweden AOC
$ 185
30 Sep
- 13 Oct
Norwegian Air Sweden AOC
$ 185
30 Sep
- 14 Oct
Norwegian Air Sweden AOC
$ 185
23 Sep
- 08 Oct
Norwegian Air Sweden AOC
$ 185
direct
25 Sep
- 29 Sep
Ryanair
$ 186
21 Sep
- 23 Sep
easyJet
$ 187
30 Sep
- 11 Oct
Norwegian Air Sweden AOC
$ 189
Also check the deals for one-way flights from Copenhagen 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.