AirHint found the following cheapest return flights from Basel (BSL) to Montpellier (MPL) in September 2025 (see full year).

Return flights

15 Sep - 19 Sep	easyJet	direct
17 Sep - 19 Sep	easyJet
08 Sep - 29 Sep	easyJet	direct
01 Sep - 05 Sep	easyJet	direct
13 Sep - 15 Sep	KLM
01 Sep - 08 Sep	easyJet
01 Sep - 08 Sep	easyJet	direct
12 Sep - 22 Sep	easyJet	direct
22 Sep - 24 Sep	easyJet
08 Sep - 15 Sep	KLM

Also check the deals for one-way flights from Basel to Montpellier 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 Basel to Montpellier in September from $155

Return flights