AirHint found the following cheapest return flights from Fort Lauderdale (FLL) to Lisbon (LIS) in May 2026 (see full year).

Return flights

31 May - 07 Jun	Air Transat
27 May - 01 Jun	Air Transat
11 May - 19 May	Delta
30 May - 06 Jun	Air Transat
01 May - 08 May	Delta
12 May - 20 May	United
02 May - 08 May	Delta
02 May - 09 May	Delta
07 May - 11 May	Delta
03 May - 10 May	Delta
19 May - 26 May	Delta
15 May - 28 May	Delta

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

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 Fort Lauderdale to Lisbon in May from 558€

Return flights