AirHint found the following cheapest return flights from Oslo (OSL) to Keflavik (KEF)
in October 2025 (see full year ).
Return flights
14 Oct
- 21 Oct
Norwegian
$ 125
direct
09 Oct
- 21 Oct
Norwegian
$ 138
direct
12 Oct
- 21 Oct
Norwegian
$ 138
direct
05 Oct
- 21 Oct
Norwegian
$ 146
direct
02 Oct
- 21 Oct
Norwegian
$ 147
direct
05 Oct
- 09 Oct
Norwegian
$ 168
direct
02 Oct
- 09 Oct
Norwegian
$ 170
direct
19 Oct
- 21 Oct
Norwegian
$ 186
direct
14 Oct
- 16 Oct
Norwegian
$ 187
direct
14 Oct
- 19 Oct
Norwegian
$ 192
direct
31 Oct
- 03 Nov
Scandinavian Airlines
$ 257
29 Oct
- 01 Nov
Icelandair
$ 258
direct
30 Oct
- 02 Nov
Icelandair
$ 258
direct
31 Oct
- 03 Nov
Icelandair
$ 258
direct
Also check the deals for one-way flights from Oslo to Keflavik in October .
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.