Cheapest return flights from Dallas-Fort Worth to Lisbon in August from 481€

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Lisbon (LIS) in August 2025 (see full year).

Return flights

21 Aug - 03 Sep Air Canada
19 Aug - 27 Aug Finnair
19 Aug - 04 Sep Air Canada
20 Aug - 05 Sep Air Canada
20 Aug - 27 Aug United
21 Aug - 06 Sep Air Canada
21 Aug - 04 Sep Finnair
21 Aug - 29 Aug Finnair
17 Aug - 02 Sep Air Canada
18 Aug - 24 Aug British Airways
13 Aug - 21 Aug Finnair
13 Aug - 19 Aug Finnair
31 Aug - 08 Sep Frontier Airlines
14 Aug - 20 Aug Finnair
13 Aug - 22 Aug United
05 Aug - 21 Aug Delta
10 Aug - 26 Aug Delta
18 Aug - 01 Sep Air France
28 Aug - 02 Sep Finnair
31 Aug - 17 Sep Finnair

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

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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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