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

Return flights

08 Jul - 15 Jul	Spirit Airlines
19 Jul - 21 Jul	Spirit Airlines
17 Jul - 20 Jul	Spirit Airlines
26 Jul - 02 Aug	Spirit Airlines
05 Jul - 12 Jul	Spirit Airlines
17 Jul - 22 Jul	Spirit Airlines
05 Jul - 11 Jul	Spirit Airlines
04 Jul - 06 Jul	Spirit Airlines
03 Jul - 06 Jul	Spirit Airlines
26 Jul - 31 Jul	Spirit Airlines
26 Jul - 01 Aug	Spirit Airlines
29 Jul - 05 Aug	jetBlue
01 Jul - 31 Jul	Delta
23 Jul - 07 Aug	Air Canada
01 Jul - 31 Aug	Delta
26 Jul - 02 Aug	Icelandair	direct

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

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 July from $479

Return flights