AirHint found the following cheapest return flights from London (LHR) to Keflavik (KEF)
in May 2024 (see full year ).
Return flights
31 May
- 04 Jun
British Airways
$ 260
direct
29 May
- 11 Jun
Icelandair
$ 277
direct
29 May
- 04 Jun
Scandinavian Airlines
$ 279
31 May
- 05 Jun
Scandinavian Airlines
$ 310
31 May
- 05 Jun
British Airways
$ 314
direct
31 May
- 03 Jun
Scandinavian Airlines
$ 323
29 May
- 03 Jun
Scandinavian Airlines
$ 324
28 May
- 04 Jun
Scandinavian Airlines
$ 325
27 May
- 29 May
Scandinavian Airlines
$ 333
30 May
- 03 Jun
British Airways
$ 343
29 May
- 05 Jun
Scandinavian Airlines
$ 346
23 May
- 26 May
Aer Lingus
$ 403
23 May
- 29 May
Scandinavian Airlines
$ 439
25 May
- 28 May
British Airways
$ 448
26 May
- 28 May
Scandinavian Airlines
$ 452
26 May
- 29 May
British Airways
$ 465
direct
23 May
- 27 May
Scandinavian Airlines
$ 478
25 May
- 29 May
Scandinavian Airlines
$ 480
23 May
- 28 May
Scandinavian Airlines
$ 480
23 May
- 24 May
Scandinavian Airlines
$ 489
Also check the deals for one-way flights from London 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.