AirHint found the following cheapest return flights from London (LHR) to Keflavik (KEF)
in June 2025 (see full year ).
Return flights
02 Jun
- 10 Jun
Icelandair
$ 153
direct
03 Jun
- 06 Jun
Icelandair
$ 171
direct
06 Jun
- 11 Jun
Icelandair
$ 171
direct
10 Jun
- 13 Jun
Icelandair
$ 171
direct
06 Jun
- 09 Jun
Icelandair
$ 171
direct
02 Jun
- 09 Jun
Icelandair
$ 171
direct
03 Jun
- 10 Jun
Icelandair
$ 171
direct
03 Jun
- 09 Jun
Icelandair
$ 171
direct
04 Jun
- 10 Jun
Icelandair
$ 171
direct
04 Jun
- 13 Jun
Icelandair
$ 171
direct
06 Jun
- 09 Jul
Scandinavian Airlines
$ 208
06 Jun
- 07 Jul
Scandinavian Airlines
$ 208
26 Jun
- 08 Jul
Scandinavian Airlines
$ 220
25 Jun
- 01 Jul
Scandinavian Airlines
$ 269
28 Jun
- 07 Jul
Scandinavian Airlines
$ 270
15 Jun
- 07 Jul
Icelandair
$ 277
direct
06 Jun
- 06 Jul
Icelandair
$ 277
direct
05 Jun
- 06 Jul
Icelandair
$ 277
direct
06 Jun
- 07 Jul
Icelandair
$ 277
direct
27 Jun
- 11 Jul
Icelandair
$ 279
Also check the deals for one-way flights from London to Keflavik in June .
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.