St. LouisPortlandNonstop Flight TimeSTL–PDX
St. Louis (St. Louis Lambert International Airport) to Portland (Portland International Airport).
Direct flights from STL to PDX have an estimated flight time of about 4h 6m, based on the 1,704-mile great-circle distance. Our current captured departure sample includes 1-2/day across 2 captured airlines, with Alaska Airlines appearing most often in that sample. Captured departure times run from 16:45 to 17:37 local time.
Plan this routeAt a glance
| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~4h 6m Estimated from great-circle distance — no tracked flights yet. | 1,704 mi | Nonstop | 1-2/day From the current provider sample; confirm live timetables before booking. | Domestic |
Airlines on this route
Captured nonstop airlines for STL to PDX
Our current provider sample includes 1-2/day direct flights from STL to PDX across 2 captured airlines. Captured departure terminal data is available for 1, 2.
- First departure
- 16:45
- Last departure
- 17:37
- Cadence
- ~every 30 min
- Captured departures/day
- 4
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | 1/day | Boeing 737 · Terminal 1 · Seat map | 17:33 |
Aircraft on this route
Flying the other way?
PDX to STL flights — 1-2/day on 2 airlines →Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for STL to PDX, last seen June 15, 2026. Frequency uses 9 scheduled departures across 7 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.
Route FAQ
How long is the flight from STL to PDX?
The STL to PDX flight time is estimated at about 4h 6m from great-circle distance until enough tracked flights are available.
How far is STL from PDX?
STL to PDX is about 1,704 miles by air.
Are there nonstop flights from STL to PDX?
Yes. Captured schedules show 1-2/day from STL to PDX on Alaska Airlines and Southwest Airlines. Confirm live timetables before booking.
Which airlines fly from STL to PDX?
Our current provider sample for STL to PDX includes Alaska Airlines, Southwest Airlines. Confirm live timetables before booking.
What aircraft fly from STL to PDX?
Aircraft captured in our current provider sample for STL to PDX include Boeing 737.