AirHint found the following cheapest return flights from London (LHR) to Keflavik (KEF)
in April 2025 (see full year ).
Return flights
23 Apr
- 30 Apr
Icelandair
147 €
direct
23 Apr
- 29 Apr
Icelandair
148 €
direct
22 Apr
- 28 Apr
Icelandair
152 €
direct
24 Apr
- 29 Apr
Icelandair
153 €
direct
24 Apr
- 28 Apr
Icelandair
154 €
direct
23 Apr
- 28 Apr
Icelandair
154 €
direct
26 Apr
- 29 Apr
Icelandair
159 €
direct
25 Apr
- 29 Apr
Icelandair
160 €
direct
25 Apr
- 28 Apr
Icelandair
161 €
direct
26 Apr
- 28 Apr
Icelandair
161 €
direct
25 Apr
- 03 May
Icelandair
176 €
direct
28 Apr
- 02 May
Icelandair
178 €
direct
28 Apr
- 03 May
Icelandair
178 €
direct
30 Apr
- 10 May
Icelandair
187 €
direct
30 Apr
- 06 May
Icelandair
187 €
direct
26 Apr
- 15 May
Icelandair
191 €
28 Apr
- 06 May
Icelandair
203 €
direct
29 Apr
- 04 May
Icelandair
204 €
direct
26 Apr
- 04 May
Icelandair
208 €
direct
26 Apr
- 15 May
Icelandair
210 €
direct
Also check the deals for one-way flights from London to Keflavik in April .
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.