Back to CalculatorRoute ID: OPO-STL
Flight Distance from Porto (OPO) to St Louis (STL)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
OPOLPPR
Porto, Portugal
Francisco de Sá Carneiro Airport
Great Circle Path
6,691 km4,158 miles • 3,613 NM
Destination Airport
KSTLSTL
St Louis, United States
St. Louis Lambert International Airport
Direct Distance
6,691 km
4,158 Statute Miles
3,613 Nautical Miles
Commercial Flight
8h 22m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
602 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
297° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
8h 22m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
7h 46m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
13h 22m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 PT→🇺🇸 United States
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
Advertisement
Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
Loading interactive flight map...
Departure Airport Specs
Francisco de Sá Carneiro Airport (OPO)
- City / Country: Porto, Portugal
- ICAO Code: LPPR
- Coordinates: 41.2481°, -8.6814°
- Timezone: Europe/Lisbon
- Elevation: 228 ft
Arrival Airport Specs
St. Louis Lambert International Airport (STL)
- City / Country: St Louis, United States
- ICAO Code: KSTL
- Coordinates: 38.7487°, -90.3700°
- Timezone: America/Chicago
- Elevation: 618 ft
Advertisement