AirHint found the following cheapest return flights from London (LTN) to Basel (BSL) in July 2025 (see full year).

Return flights

21 Jul - 29 Jul	Jet2
15 Jul - 21 Jul	easyJet	direct
15 Jul - 05 Aug	easyJet	direct
15 Jul - 29 Jul	easyJet	direct
29 Jul - 11 Aug	easyJet	direct
22 Jul - 29 Jul	easyJet
15 Jul - 24 Jul	easyJet	direct
22 Jul - 29 Jul	easyJet	direct
29 Jul - 31 Jul	easyJet	direct
22 Jul - 24 Jul	easyJet	direct
21 Jul - 26 Jul	Jet2
29 Jul - 04 Aug	easyJet	direct
16 Jul - 24 Jul	Jet2
29 Jul - 02 Aug	easyJet
28 Jul - 02 Aug	Jet2
21 Jul - 19 Aug	Jet2
31 Jul - 03 Aug	easyJet	direct
28 Jul - 12 Aug	Jet2
14 Jul - 07 Aug	easyJet	direct
31 Jul - 04 Aug	easyJet	direct

Also check the deals for one-way flights from London to Basel in July.

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 London to Basel in July from 122€

Return flights