Cheapest return flights from Keflavik to Belgrade in September from 222€

AirHint found the following cheapest return flights from Keflavik (KEF) to Belgrade (BEG) in September 2025 (see full year).

Return flights

03 Sep - 10 Sep Wizz Air
15 Sep - 18 Sep Scandinavian Airlines

Also check the deals for one-way flights from Keflavik to Belgrade in September.

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 Belgrade

Cheap car rent in Belgrade

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