Cheapest return flights from Dallas-Fort Worth to Lisbon in May from $527

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

Return flights

03 May - 10 May Finnair
03 May - 19 May American Airlines
04 May - 20 May American Airlines
05 May - 21 May American Airlines
06 May - 22 May Finnair
03 May - 23 May American Airlines
11 May - 21 May Finnair
02 May - 18 May Finnair
08 May - 18 May Finnair
08 May - 16 May British Airways
18 May - 03 Jun Finnair
18 May - 01 Jun Finnair
17 May - 02 Jun Finnair
19 May - 04 Jun Finnair
20 May - 05 Jun Finnair
31 May - 16 Jun American Airlines
16 May - 01 Jun Finnair
24 May - 08 Jun Frontier Airlines
25 May - 10 Jun American Airlines
26 May - 11 Jun American Airlines

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

Powered by

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.