Cheapest return flights from Dallas-Fort Worth to Lisbon in August from $561

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Lisbon (LIS) in August 2026 (see full year).

Return flights

11 Aug - 27 Aug American Airlines
17 Aug - 02 Sep American Airlines
18 Aug - 03 Sep American Airlines
11 Aug - 18 Aug KLM
16 Aug - 01 Sep Finnair
04 Aug - 20 Aug Finnair
05 Aug - 21 Aug Finnair
12 Aug - 28 Aug Finnair
19 Aug - 04 Sep Finnair
09 Aug - 25 Aug Delta
15 Aug - 31 Aug Finnair
12 Aug - 18 Aug British Airways
20 Aug - 05 Sep Iberia
02 Aug - 18 Aug Finnair
21 Aug - 24 Aug Finnair
24 Aug - 09 Sep American Airlines
25 Aug - 10 Sep American Airlines
30 Aug - 15 Sep American Airlines
31 Aug - 16 Sep American Airlines
23 Aug - 08 Sep Finnair

Also check the deals for one-way flights from Dallas-Fort Worth to Lisbon in August.

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