Cheapest return flights from London (LTN) to Keflavik (KEF), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
30 Sep 26 Oct easyJet
Direct Flight
06 Sep 04 Oct easyJet
Direct Flight
13 Sep 04 Oct easyJet
Direct Flight
09 Sep 04 Oct easyJet
Direct Flight
30 Sep 04 Oct easyJet
Direct Flight
20 Sep 04 Oct easyJet
Direct Flight
27 Sep 26 Oct easyJet
Direct Flight
30 Sep 06 Oct easyJet
02 Sep 04 Oct easyJet
Direct Flight
06 Sep 27 Sep easyJet
Direct Flight
23 Sep 04 Oct easyJet
Direct Flight
13 Sep 27 Sep easyJet
Direct Flight
09 Sep 27 Sep easyJet
Direct Flight
06 Sep 20 Sep easyJet
Direct Flight
06 Sep 13 Sep easyJet
Direct Flight
13 Sep 20 Sep easyJet
Direct Flight
06 Sep 30 Sep easyJet
Direct Flight
13 Sep 30 Sep easyJet
Direct Flight
06 Sep 16 Sep easyJet
Direct Flight
09 Sep 20 Sep easyJet
Direct Flight
Powered by

deals for one-way flights from London to Keflavik in September.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik International Airport

Updated May 20, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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