Cheapest return flights from Austin to Lisbon in March from $444

AirHint found the following cheapest return flights from Austin (AUS) to Lisbon (LIS) in March 2026 (see full year).

Return flights

02 Mar - 09 Mar Finnair
17 Mar - 24 Mar Finnair
03 Mar - 10 Mar British Airways
09 Mar - 16 Mar British Airways
24 Mar - 31 Mar British Airways
23 Mar - 30 Mar Delta
08 Mar - 15 Mar Finnair
01 Mar - 08 Mar British Airways
04 Mar - 11 Mar Delta
18 Mar - 25 Mar Iberia
25 Mar - 01 Apr British Airways
26 Mar - 02 Apr KLM
30 Mar - 06 Apr Delta
29 Mar - 05 Apr British Airways
28 Mar - 04 Apr KLM
27 Mar - 04 Apr Air Canada
27 Mar - 03 Apr Spirit Airlines

Also check the deals for one-way flights from Austin to Lisbon in March.

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