Cheapest return BFS–KGS flights, May

AirHint found the following cheapest return flights from Belfast (BFS) to Kos (KGS) in May 2026 (see full year).

Return flights

30 May - 13 Jun TUI direct
23 May - 06 Jun TUI direct
30 May - 06 Jun easyJet
30 May - 06 Jun TUI direct
23 May - 30 May Ryanair
23 May - 30 May TUI direct

Also check the deals for one-way flights from Belfast to Kos in May.

Powered by

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 Kos

Cheap car rent in Kos

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