AirHint found the following cheapest return flights from London (LGW) to Keflavik (KEF)
in October 2025 (see full year ).
Return flights
21 Oct
- 27 Oct
easyJet
$ 125
31 Oct
- 15 Nov
easyJet
$ 134
direct
31 Oct
- 08 Nov
easyJet
$ 135
direct
31 Oct
- 07 Nov
easyJet
$ 137
direct
21 Oct
- 26 Oct
easyJet
$ 149
22 Oct
- 27 Oct
Norwegian
$ 153
22 Oct
- 28 Oct
Norwegian
$ 161
28 Oct
- 04 Nov
Icelandair
$ 161
direct
28 Oct
- 05 Nov
Icelandair
$ 161
direct
31 Oct
- 06 Nov
easyJet
$ 164
direct
25 Oct
- 02 Nov
easyJet
$ 168
31 Oct
- 02 Nov
easyJet
$ 172
direct
01 Oct
- 07 Oct
Icelandair
$ 174
direct
31 Oct
- 04 Nov
Icelandair
$ 174
direct
30 Oct
- 04 Nov
Icelandair
$ 174
direct
06 Oct
- 14 Oct
Icelandair
$ 175
direct
08 Oct
- 15 Oct
Icelandair
$ 175
direct
18 Oct
- 26 Oct
easyJet
$ 175
13 Oct
- 19 Oct
Icelandair
$ 175
direct
14 Oct
- 19 Oct
Icelandair
$ 175
direct
Also check the deals for one-way flights from London 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.