AirHint found the following cheapest return flights from Orlando (ORL) to Keflavik (KEF) in June 2025 (see full year).

Return flights

29 Jun - 08 Jul	Spirit Airlines
24 Jun - 01 Jul	Spirit Airlines
30 Jun - 03 Jul	Spirit Airlines
30 Jun - 04 Jul	Spirit Airlines
21 Jun - 25 Jun	Delta
25 Jun - 03 Jul	Delta
25 Jun - 29 Jun	Spirit Airlines
24 Jun - 27 Jun	Spirit Airlines
28 Jun - 01 Jul	Spirit Airlines
22 Jun - 29 Jun	Spirit Airlines
23 Jun - 25 Jun	Spirit Airlines
26 Jun - 02 Jul	Delta
24 Jun - 24 Jul	jetBlue
29 Jun - 06 Jul	Spirit Airlines
28 Jun - 06 Jul	Air France
22 Jun - 29 Jun	Icelandair	direct

Also check the deals for one-way flights from Orlando to Keflavik in June.

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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Cheapest return flights from Orlando to Keflavik in June from $671

Return flights