AirHint found the following cheapest return flights from Doha (DOH) to Lisbon (LIS) in October 2025 (see full year).

Return flights

10 Oct - 15 Oct	Pegasus Airlines
05 Oct - 15 Oct	Etihad Airways
25 Oct - 30 Oct	Pegasus Airlines
02 Oct - 10 Oct	Etihad Airways
22 Oct - 26 Oct	Pegasus Airlines
06 Oct - 09 Oct	Etihad Airways
02 Oct - 12 Oct	Etihad Airways
22 Oct - 26 Oct	Qatar Airways	direct
06 Oct - 09 Oct	Qatar Airways	direct
02 Oct - 12 Oct	Qatar Airways	direct

Also check the deals for one-way flights from Doha to Lisbon in October.

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 Doha to Lisbon in October from 322€

Return flights