
Keep the following information in mind while searching for Louisville to Portugal flight deals. Data was last updated November 10, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $709 (Expedia) |
Popular in | June |
Cheapest in | April |
Average price | $1,196 |
Fly from
Fly to
Route
Depart
Return
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Sun 2/28
6:20 am-6:55 am
2 stops19h 35m
Lisbon Humberto Delgado
Fri 3/5
5:00 am-11:15 pm
2 stops23h 15m
LouisvillePorto
SDF Louisville Intl - OPO Porto
SDFOPO
Louisville Intl
Sun 2/28
8:50 am-9:30 am
1 stop19h 40m
Porto
Fri 3/5
6:00 am-7:34 pm
2 stops18h 34m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Sun 2/7
6:15 am-8:10 am
1 stop20h 55m
Lisbon Humberto Delgado
Tue 2/16
12:50 pm-12:29 pm
2 stops28h 39m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Sun 2/28
8:50 am-8:10 am
1 stop18h 20m
Lisbon Humberto Delgado
Fri 3/5
10:15 am-8:01 pm
1 stop14h 46m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Sun 2/28
1:10 pm-8:10 am
1 stop14h 00m
Lisbon Humberto Delgado
Wed 3/3
12:20 pm-7:33 pm
1 stop12h 13m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Wed 2/10
1:41 pm-8:10 am
1 stop13h 29m
Lisbon Humberto Delgado
Mon 2/15
12:25 pm-4:32 pm
2 stops33h 07m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Fri 2/12
1:14 pm-12:05 pm
2 stops17h 51m
Lisbon Humberto Delgado
Mon 2/15
8:45 pm-10:24 am
2 stops18h 39m
LouisvilleLisbon
SDF Louisville Intl - LIS Lisbon Humberto Delgado
SDFLIS
Louisville Intl
Fri 2/12
8:30 am-8:55 am
3 stops43h 25m
Lisbon Humberto Delgado
Mon 2/15
12:25 pm-6:15 pm
2 stops34h 50m
LouisvillePorto
SDF Louisville Intl - OPO Porto
SDFOPO
Louisville Intl
Sat 4/3
7:32 pm-9:45 am
2 stops33h 13m
Porto
Mon 4/19
6:00 am-4:49 pm
2 stops39h 49m
LouisvillePorto
SDF Louisville Intl - OPO Porto
SDFOPO
Louisville Intl
Fri 12/25
9:50 am-9:30 am
2 stops42h 40m
Porto
Sun 1/10
12:30 pm-6:29 pm
2 stops34h 59m
Everything you need to know about your flight from Louisville to Portugal
Overall
Comfort
Crew
Food
Entertainment
Boarding
Reviews
Ellen,Oct 2026
GRR - ATL
Overall
Comfort
Crew
Food
Entertainment
Boarding
Reviews
Ellen,Oct 2026
GRR - ATL
Overall
Comfort
Crew
Food
Entertainment
Boarding
Reviews
Ellen,Oct 2026
GRR - ATL
Overall
Comfort
Crew
Food
Entertainment
Boarding
Reviews
Ellen,Oct 2026
GRR - ATL
Find useful and relevant information for your journey from Louisville to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$556 | Average$984 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$587 | Average$1,187 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$595 | Average$1,008 | FlexibilityNo cancel fee | On-time69% |