Cheapest return flights from St. John's to Keflavik in October from $587

AirHint found the following cheapest return flights from St. John's (YYT) to Keflavik (KEF) in October 2025 (see full year).

Return flights

11 Oct - 17 Oct WestJet
07 Oct - 21 Oct WestJet
14 Oct - 21 Oct WestJet
15 Oct - 22 Oct WestJet
03 Oct - 15 Oct WestJet
03 Oct - 22 Oct WestJet
03 Oct - 13 Oct WestJet
03 Oct - 11 Oct WestJet
13 Oct - 27 Oct WestJet
22 Oct - 16 Nov WestJet
07 Oct - 14 Oct WestJet
21 Oct - 04 Nov WestJet
28 Oct - 18 Nov Porter Airlines (Canada) Ltd
28 Oct - 11 Nov Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from St. John's to Keflavik in October.

Skyscanner

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.