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

Return flights

01 Sep - 03 Sep	easyJet	direct
03 Sep - 10 Sep	easyJet	direct
05 Sep - 15 Sep	easyJet	direct
30 Sep - 01 Oct	easyJet	direct
05 Sep - 08 Sep	easyJet	direct
05 Sep - 07 Sep	easyJet	direct
12 Sep - 15 Sep	easyJet	direct
16 Sep - 19 Sep	easyJet	direct
16 Sep - 20 Sep	easyJet	direct
12 Sep - 14 Sep	easyJet	direct
19 Sep - 22 Sep	easyJet	direct
28 Sep - 02 Oct	easyJet	direct

Also check the deals for one-way flights from Belfast to Glasgow in September.

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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Cheapest return flights from Belfast to Glasgow in September from $41

Return flights