Reykjavik (KEF) to Belgrade (BEG): 2,110 miles (3,396 km) great-circle, about 4h 45m nonstop by our estimate. Cheapest fare observed: $313 round-trip on Wizz Air Malta, with 1 stop, departing May 14, 2026.
$313 round-trip, Wizz Air Malta W46454, departing 2026-05-14 at 09:00, returning 2026-06-18. The recorded itinerary left on a Thursday, returning on a Thursday 35 nights later; the fare was observed 19 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $313, it ranked 10th of the 30 round-trip fares we recorded from KEF (median $398). That is 14.8 cents per great-circle mile (round-trip price over one-way distance), below the KEF median of 20.6 cents across 30 round-trip routes.
Routes from KEF of similar length: Rome (2,062 mi) at $420 and Moscow (2,061 mi) at $1164.
Wizz Air Malta had the cheapest fare on 8 of 30 KEF routes. It is the 12th longest of the 30 routes we track from KEF.
Of 36 departure airports with a fare to Belgrade, Reykjavik (KEF) ranked 30th at $313. Lowest: $80 from Rome (FCO); highest: $1665 from Buenos Aires (EZE); 11 nonstop. Cheapest-fare airlines (routes): easyJet (6), Wizz Air (6), Vueling (4), Ryanair (3), Wizz Air Malta (3) and Air Serbia (2), plus 10 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Atlantic/Reykjavik, Europe/Belgrade; flight time is our estimate.