AirHint found the following cheapest return flights from Exeter (EXT) to Guernsey (GCI) in September 2025 (see full year).

Return flights

26 Sep - 28 Sep	Aurigny	direct
14 Sep - 15 Sep	Aurigny	direct
19 Sep - 28 Sep	Aurigny	direct
08 Sep - 15 Sep	Aurigny	direct
26 Sep - 03 Oct	Aurigny	direct
29 Sep - 03 Oct	Aurigny	direct
12 Sep - 15 Sep	Aurigny	direct
18 Sep - 22 Sep	Blue Islands	direct
05 Sep - 28 Sep	Aurigny	direct
14 Sep - 26 Sep	Aurigny	direct
19 Sep - 26 Sep	Aurigny	direct
07 Sep - 08 Sep	Aurigny	direct
30 Sep - 04 Oct	Blue Islands

Also check the deals for one-way flights from Exeter to Guernsey 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 Exeter to Guernsey in September from $192

Return flights