AirHint found the following cheapest return flights from Oslo (OSL) to Keflavik (KEF)
in May 2025 (see full year ).
Return flights
13 May
- 27 May
Norwegian
$ 142
direct
18 May
- 27 May
Norwegian
$ 154
direct
18 May
- 03 Jun
Norwegian
$ 154
direct
13 May
- 22 May
Norwegian
$ 162
direct
06 May
- 20 May
Norwegian
$ 164
direct
04 May
- 20 May
Norwegian
$ 164
direct
04 May
- 06 May
Norwegian
$ 164
direct
18 May
- 20 May
Norwegian
$ 164
direct
20 May
- 27 May
Norwegian
$ 164
direct
08 May
- 27 May
Norwegian
$ 164
direct
20 May
- 03 Jun
Norwegian
$ 164
direct
13 May
- 29 May
Norwegian
$ 171
direct
18 May
- 05 Jun
Norwegian
$ 171
direct
20 May
- 05 Jun
Norwegian
$ 181
direct
29 May
- 17 Jun
Norwegian
$ 212
direct
29 May
- 05 Jun
Norwegian
$ 219
direct
29 May
- 10 Jun
Norwegian
$ 229
direct
20 May
- 08 Jun
Norwegian
$ 231
direct
29 May
- 08 Jun
Norwegian
$ 270
direct
29 May
- 15 Jun
Norwegian
$ 270
direct
Also check the deals for one-way flights from Oslo to Keflavik in May .
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.