AirHint found the following cheapest return flights from Lisbon (LIS) to Abu Dhabi (AUH) in September 2025 (see full year).

Return flights

18 Sep - 22 Sep	easyJet
30 Sep - 08 Oct	Ryanair
10 Sep - 16 Sep	Ryanair
24 Sep - 30 Sep	easyJet
09 Sep - 23 Sep	Pegasus Airlines
16 Sep - 24 Sep	Pegasus Airlines
23 Sep - 28 Sep	Air Europa
17 Sep - 21 Sep	Ryanair
16 Sep - 23 Sep	Pegasus Airlines
16 Sep - 20 Sep	Pegasus Airlines
18 Sep - 24 Sep	easyJet
30 Sep - 09 Oct	Ryanair
25 Sep - 01 Oct	easyJet
30 Sep - 08 Oct	Etihad Airways	direct
30 Sep - 09 Oct	Etihad Airways	direct

Also check the deals for one-way flights from Lisbon to Abu Dhabi 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 Lisbon to Abu Dhabi in September from 371€

Return flights