Direct flights from Portland to Saint Louis
All flights from PDX to STL non-stop. There are direct flights from Portland International (PDX), Oregon, USA to Saint Louis Airport (STL), Missouri, USA with Alaska Airlines and Southwest Airlines. 9 weekly departures are currently scheduled on this route. Departure times range from 09:45 to 12:25 depending on the schedule period. The flight distance is 1713 miles (2756 km). Flight time ranges from 3 hours and 45 minutes to 4 hours.
Portland
, USA
Airlines with non-stop routes:
Alaska Airlines
Southwest Airlines
Sun Country Airlines
Flight schedule from Portland to Saint Louis with Alaska Airlines
This is a weekly direct flight schedule for Alaska Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Flight schedule from Portland to Saint Louis with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-24
Portland to Saint Louis scheduled departures
Select a date to see every published non-stop departure between PDX and STL.
PDX - STL route facts
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Distance1713 miles (2756 km)
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Flight time3 hours and 45 minutes to 4 hours
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Airlines Alaska Airlines Southwest
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Airline alliancesoneworld Low-cost carrier
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CabinsEconomy Business First
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Hub airportsAlaska Airlines: PDX
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Arrival terminalsAlaska Airlines: Terminal 1Southwest Airlines: Terminal 2
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AircraftAlaska Airlines: Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737MAX 9 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737MAX 8 PassengerSouthwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-800 (winglets) Passenger/BBJ2 and Boeing 737-700 Passenger (Scimitar Winglets)
Route FAQ
Direct flights from Portland to MO, USA
From Portland to Kansas City
MCI Kansas City International Airport
