Cheapest return flights from Luxemburg to Keflavik in July from $278

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

Return flights

30 Jul - 01 Aug Ryanair
30 Jul - 03 Aug Ryanair
11 Jul - 01 Aug Ryanair
19 Jul - 27 Jul SWISS
24 Jul - 29 Jul Lufthansa
12 Jul - 15 Jul Ryanair
08 Jul - 11 Jul Lufthansa
04 Jul - 11 Jul Lufthansa
02 Jul - 15 Jul TAP
02 Jul - 09 Jul TAP
12 Jul - 16 Jul Lufthansa
11 Jul - 16 Jul Ryanair
02 Jul - 06 Jul TAP
25 Jul - 02 Aug Ryanair

Also check the deals for one-way flights from Luxemburg 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

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