AirHint found the following cheapest return flights from Basel (BSL) to Colombo (CMB) in August 2025 (see full year).

Return flights

25 Aug - 09 Sep	Pegasus Airlines
31 Aug - 12 Sep	Wizz Air Malta
21 Aug - 30 Aug	Pegasus Airlines
10 Aug - 11 Sep	AJet
09 Aug - 24 Aug	Pegasus Airlines
01 Aug - 15 Aug	AJet
08 Aug - 23 Aug	Pegasus Airlines
01 Aug - 25 Aug	AJet
09 Aug - 30 Aug	Pegasus Airlines
03 Aug - 23 Aug	Pegasus Airlines
08 Aug - 17 Aug	Pegasus Airlines
16 Aug - 30 Sep	Turkish Airlines
16 Aug - 31 Aug	Turkish Airlines

Also check the deals for one-way flights from Basel to Colombo in August.

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 Colombo in August from 584€

Return flights