Cheapest return flights from Belfast to Kaunas in September from $247

AirHint found the following cheapest return flights from Belfast (BHD) to Kaunas (KUN) in September 2025 (see full year).

Return flights

27 Sep - 30 Sep easyJet
23 Sep - 27 Sep Aer Lingus

Also check the deals for one-way flights from Belfast to Kaunas 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.

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