Cheapest return flights from Porto to Keflavik in July from 226€

Best time to book flights for Porto (OPO) to Keflavik (KEF) flights at AirHint

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

Return flights

15 Jul - 29 Jul Fly Play direct
08 Jul - 15 Jul Fly Play direct
26 Jul - 29 Jul Fly Play direct
08 Jul - 12 Jul Fly Play direct
20 Jul - 29 Jul Transavia France
01 Jul - 08 Jul Fly Play direct
01 Jul - 05 Jul Fly Play direct
02 Jul - 06 Jul Vueling Airlines
01 Jul - 15 Jul Fly Play direct
24 Jul - 27 Jul Transavia France

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

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