Flights from Portland to St Louis
Pick a departure date to see flights and seller prices
We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.
Where to connect
Options with one connection, fastest first
- fastest, via Denver
- 8h 23m
- two tickets, via Chicago
- $215
- connection options
- 5
- straight-line distance
- 1,719 mi (2,767 km)
fastest
Via Denver
8h 23m
with the connection
two ticketsfrom $258
Via Seattle
8h 57m
with the connection
Portland to Seattle
flight 2h 3m
Connection of about 3h
Arrival: Boeing Field International, Seattle-Tacoma International. Departure to St Louis: Seattle-Tacoma International.
Seattle to St Louis
flight 3h 54m
Via Chicago
9h 9m
with the connection
two ticketsfrom $215
Via Las Vegas
9h 20m
with the connection
two ticketsfrom $243
Via Phoenix
9h 25m
with the connection
Portland to Phoenix
flight 3h 30m
Connection of about 3h
Arrival: Phoenix Sky Harbor International, Phoenix-Mesa Gateway. Departure to St Louis: Phoenix Sky Harbor International.
Phoenix to St Louis
flight 2h 55m
One ticket or two
How the options are calculated and what to keep in mind at the connection
Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.
Nearest nonstop flights
The closest you can get without a connection
From Portland to cities closest to St Louis
Portland to Kansas City
Kansas City: 238 mi (383 km) from St Louis, flight 3h 28m
from $236
Portland to Chicago
Chicago: 262 mi (422 km) from St Louis, flight 4h 45m
from $145
Portland to Omaha
Omaha: 354 mi (570 km) from St Louis, flight 6h 35m
Portland to Minneapolis
Minneapolis: 467 mi (751 km) from St Louis, flight 4h 17m
from $304
Portland to Atlanta
Atlanta: 467 mi (752 km) from St Louis, flight 5h 33m
from $137
Portland to Dallas
Dallas: 548 mi (882 km) from St Louis, flight 4h 45m
from $177
To St Louis from cities closest to Portland
Seattle to St Louis
Seattle: 146 mi (235 km) from Portland, flight 3h 54m
San Francisco to St Louis
San Francisco: 534 mi (860 km) from Portland, flight 3h 55m
from $220
Las Vegas to St Louis
Las Vegas: 755 mi (1,215 km) from Portland, flight 3h 10m
from $105
Los Angeles to St Louis
Los Angeles: 825 mi (1,328 km) from Portland, flight 3h 35m
from $79
San Diego to St Louis
San Diego: 931 mi (1,499 km) from Portland, flight 3h 35m
from $140
Denver to St Louis
Denver: 981 mi (1,579 km) from Portland, flight 2h
from $119
Frequently asked questions
Is there a nonstop flight from Portland to St Louis?
There are no nonstop flights in the schedule. You will need a connection, the fastest is via Denver.
What is the fastest way to fly from Portland to St Louis?
Via Denver: 3h 23m to the connection, 2h after it, about 8h 23m in total with 3h for the connection.
How much does a flight from Portland to St Louis with a connection cost?
Two nonstop tickets via Chicago from $215. This is the sum of the lowest known prices for each leg, and their dates may not match.
Which cities can you connect in between Portland and St Louis?
Denver (8h 23m total), Seattle (8h 57m total), Chicago (9h 9m total), Las Vegas (9h 20m total) and Phoenix (9h 25m total).
How far is St Louis from Portland?
1,719 mi (2,767 km) in a straight line between the cities.
How much time should I allow for the connection?
The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.