Users have found that booking a flight from St. Louis to Portugal at least 41 days early can save you up to 170% on average compared to booking a flight this week. If booking 41 days before your flight isn’t an option for you, users have found flights from St. Louis to Portugal for as little as $1,086 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,229 for flights departing within the next 3 days.
Flights from St. Louis to Portugal lean towards being more expensive in May. Prices are generally better when you fly from St. Louis to Portugal in January, with the cheapest ticket starting at $457.
When flying from St. Louis to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$568 - $949
Route
Depart
Return
Price
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Fri 11/29
1 stop11h 10m
Lisbon Humberto Delgado
Tue 12/10
2 stops34h 53m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Fri 11/29
2 stops35h 10m
Lisbon Humberto Delgado
Tue 12/10
2 stops40h 23m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Fri 11/29
2 stops14h 09m
Lisbon Humberto Delgado
Fri 12/13
2 stops15h 16m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Fri 11/29
1 stop11h 14m
Lisbon Humberto Delgado
Fri 12/13
2 stops16h 39m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Fri 11/29
1 stop13h 40m
Lisbon Humberto Delgado
Fri 12/13
1 stop14h 55m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Sun 11/3
2 stops29h 23m
Lisbon Humberto Delgado
Sat 11/9
2 stops33h 16m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Wed 10/16
1 stop15h 20m
Lisbon Humberto Delgado
Mon 10/21
2 stops34h 40m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Thu 10/17
2 stops14h 40m
Lisbon Humberto Delgado
Thu 10/24
2 stops16h 50m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
Thu 9/12
2 stops16h 19m
Lisbon Humberto Delgado
Mon 9/23
2 stops27h 10m
No data available for this route at this time. Please check back soon.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Entertainment
Overall
Comfort
Crew
Food
Boarding
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
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