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
$724 - $944
Route
Depart
Return
Price
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
mié. 10/16
1 stop12h 24m
Lisbon Humberto Delgado
lun. 10/21
2 stops29h 30m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
dom. 8/18
1 stop14h 08m
Lisbon Humberto Delgado
jue. 8/29
2 stops18h 27m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
mié. 10/9
1 stop20h 28m
Lisbon Humberto Delgado
jue. 10/24
2 stops19h 32m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
mié. 10/16
1 stop15h 20m
Lisbon Humberto Delgado
lun. 10/21
2 stops28h 42m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
dom. 9/1
1 stop32h 48m
Lisbon Humberto Delgado
mar. 9/10
2 stops33h 55m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
mié. 9/4
1 stop20h 05m
Lisbon Humberto Delgado
mar. 9/17
1 stop15h 40m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
sáb. 9/7
2 stops35h 05m
Porto
jue. 9/19
2 stops17h 46m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
lun. 8/19
2 stops16h 02m
Lisbon Humberto Delgado
sáb. 8/31
2 stops16h 54m
Lambert-St LouisLisbon Humberto Delgado
STL - LIS
STLLIS
Lambert-St Louis
mié. 8/21
2 stops14h 59m
Lisbon Humberto Delgado
dom. 9/1
2 stops16h 40m
No data available for this route at this time. Please check back soon.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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.
Boarding
Entertainment
Food
Overall
Crew
Comfort
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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