Cheapest return flights from London to Keflavik in November from $150

Best time to book flights for London (LHR) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Keflavik (KEF) in November 2025 (see full year).

Return flights

12 Nov - 19 Nov British Airways direct
21 Nov - 29 Nov British Airways direct
21 Nov - 28 Nov British Airways direct
28 Nov - 12 Dec British Airways direct
15 Nov - 21 Nov British Airways direct
17 Nov - 21 Nov British Airways direct
04 Nov - 14 Nov British Airways direct
06 Nov - 12 Nov British Airways direct
06 Nov - 14 Nov British Airways direct
15 Nov - 18 Nov Icelandair direct
08 Nov - 14 Nov British Airways direct
20 Nov - 01 Dec Icelandair direct
21 Nov - 01 Dec Icelandair direct
27 Nov - 07 Dec British Airways

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

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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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