Popular in | June |
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Cheapest in | February |
Average price | $1,619 |
Round-trip from | $524 |
Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 47% on your flight compared to booking on days when demand is much higher.
Flights from St. Louis to Porto lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to Porto in February, with the cheapest ticket starting at $615.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 25% on flights from St. Louis to Porto by exploring options for tickets at noon.
Fly from
Fly to
Budget
$591 - $1,283
Route
Depart
Return
Price
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
vie. 11/1
1 stop17h 40m
Porto
mar. 11/19
2 stops51h 23m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
vie. 11/1
1 stop13h 55m
Porto
mar. 11/19
1 stop27h 25m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
vie. 11/1
2 stops23h 48m
Porto
mar. 11/19
2 stops30h 10m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
jue. 8/15
2 stops18h 36m
Porto
lun. 8/19
2 stops33h 12m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
lun. 9/9
3 stops31h 13m
Porto
sáb. 9/21
2 stops30h 45m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
lun. 9/9
2 stops30h 44m
Porto
sáb. 9/21
2 stops30h 45m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
jue. 8/15
1 stop13h 30m
Porto
lun. 8/19
2 stops19h 47m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
vie. 11/1
2 stops24h 23m
Porto
mar. 11/19
3 stops29h 49m
Lambert-St LouisPorto
STL - OPO
STLOPO
Lambert-St Louis
lun. 9/9
2 stops47h 30m
Porto
sáb. 9/21
1 stop26h 45m
OPO Temperature | 48.2 - 68 °F |
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If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).
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Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
Food
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Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
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Boarding
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Entertainment
Overall
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Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
Food
Boarding
Comfort
Crew
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Overall
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Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
Food
Boarding
Comfort
Crew
Entertainment
Overall
Reviews
Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
Food
Boarding
Comfort
Crew
Entertainment
Overall
Reviews
Severely delayed on tarmac in Chicago, lost and damaged luggage in the end.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Iberia | Cheapest$624 | Average$1,001 | FlexibilityNo cancel fee | On-time77% |
United Airlines | Cheapest$752 | Average$1,226 | FlexibilityNo cancel fee | On-time69% |