Cheapest return flights from London (LCY) to Keflavik (KEF), April

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
04 Apr 09 Apr KLM
02 Apr 04 Apr KLM
15 Apr 18 Apr KLM
19 Apr 26 Apr Lufthansa
12 Apr 20 Apr Lufthansa
21 Apr 04 May Lufthansa
01 Apr 30 Apr KLM
18 Apr 25 Apr KLM
16 Apr 18 Apr KLM
16 Apr 02 May KLM
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deals for one-way flights from London to Keflavik in April.

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Updated May 21, 2026.

About these fares

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