AirHint found the following cheapest return flights from Toulouse (TLS) to Lille (LIL) in May 2026 (see full year).

Return flights

29 May - 31 May	Volotea	direct
18 May - 31 May	Volotea	direct
29 May - 14 Jun	Volotea	direct
29 May - 05 Jun	Volotea	direct
18 May - 05 Jun	Volotea	direct
05 May - 18 May	Volotea	direct
13 May - 31 May	Volotea	direct
24 May - 31 May	Volotea	direct
15 May - 31 May	Volotea	direct
24 May - 14 Jun	Volotea	direct
24 May - 05 Jun	Volotea	direct
13 May - 18 May	Volotea	direct
05 May - 15 May	Volotea	direct
15 May - 18 May	Volotea	direct
14 May - 17 May	easyJet

Also check the deals for one-way flights from Toulouse to Lille in May.

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 Toulouse to Lille in May from $205

Return flights