Cheapest return flights from London to Keflavik in March from $122

AirHint found the following cheapest return flights from London (LON) to Keflavik (KEF) in March 2026 (see full year).

Return flights

25 Mar - 20 Apr easyJet direct
24 Mar - 15 Apr easyJet direct
10 Mar - 12 Mar easyJet
10 Mar - 19 Mar easyJet
26 Mar - 20 Apr easyJet direct
24 Mar - 13 Apr easyJet direct
10 Mar - 20 Mar easyJet
17 Mar - 19 Mar easyJet direct
10 Mar - 12 Mar easyJet direct
17 Mar - 20 Mar easyJet direct
24 Mar - 19 Apr easyJet direct
10 Mar - 19 Mar easyJet direct
25 Mar - 15 Apr easyJet direct
10 Mar - 20 Mar easyJet direct
09 Mar - 12 Mar easyJet direct
24 Mar - 04 Apr easyJet
23 Mar - 15 Apr easyJet direct
16 Mar - 19 Mar easyJet direct
26 Mar - 15 Apr easyJet direct
22 Mar - 15 Apr easyJet direct

Also check the deals for one-way flights from London to Keflavik in March.

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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.

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