Cheapest return flights from Delhi to Keflavik in September from $670

Best time to book flights for Delhi (DEL) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Delhi (DEL) to Keflavik (KEF) in September 2025 (see full year).

Return flights

09 Sep - 15 Sep LOT
18 Sep - 28 Sep LOT
21 Sep - 28 Sep Finnair
17 Sep - 26 Sep Finnair
11 Sep - 18 Sep Finnair
17 Sep - 30 Sep Finnair
26 Sep - 05 Oct Finnair
19 Sep - 04 Oct SWISS
18 Sep - 27 Sep Finnair
15 Sep - 15 Oct Singapore Airlines
01 Sep - 01 Sep Emirates
21 Sep - 21 Sep Emirates
28 Sep - 28 Sep Emirates

Also check the deals for one-way flights from Delhi to Keflavik in September.

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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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