Cheapest return flights from Lisbon to Keflavik in July from 306€
AirHint found the following cheapest return flights from Lisbon (LIS) to Keflavik (KEF) in July 2025 (see full year).
Return flights
| 25 Jul - 28 Jul | Fly Play | direct | |
| 08 Jul - 13 Jul | easyJet | ||
| 10 Jul - 17 Jul | Ryanair | ||
| 10 Jul - 17 Jul | Icelandair | direct | |
| 27 Jul - 10 Aug | Vueling Airlines |
Also check the deals for one-way flights from Lisbon 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.
