Cheap Flight Tickets from Portland (PDX) to St Louis (STL), Starting at $196

Good to Know: Cheapest and Fastest PDX - STL Flights

Useful information for finding best airline tickets from Portland International to Lambert St Louis International on your next trip.

Cheapest Round Trip Flight

$608

WN Southwest Airlines • 1 stop • 10h 25m

Jul 21 – Jul 23

The cheapest round trip flight from Portland to St Louis (PDX-STL-PDX) is currently $608

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Cheapest One way Flight

$349

WN Southwest Airlines • 1 stop • 9h

Jul 22

The cheapest one way flight from Portland to St Louis (PDX-STL) is currently $349

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Cheapest Direct Flight

$196

AS Alaska Airlines • nonstop • 5h 48m

Jul 21

The cheapest nonstop flight from Portland to St Louis (PDX-STL) is currently $196

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Fastest Flight

5h 48m

The fastest nonstop flight from Portland to St Louis (PDX-STL) takes 5h 48m

Top Airlines Flying from Portland to St Louis

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Hawaiian Airlines-HA

Hawaiian Airlines

Latest Flight Deals from Portland (PDX) to St Louis (STL)

Compare and book low fare round-trip air tickets from Portland to St Louis. Ideal for travelers with confirmed return itineraries.

Jul 21 - Jul 23, Economy
WN
Portland → St Louis
10h 25m
3:20 PM - 11:45 PM • 1 stop
WN
Portland → St Louis
20h 15m
2:20 PM - 12:35 AM • 1 stop
$608
Southwest Airlines
Jul 21 - Jul 23, Economy
WN
Portland → St Louis
18h 35m
8:35 PM - 9:50 AM • 1 stop
WN
Portland → St Louis
10h 50m
7:45 PM - 12:35 AM • 1 stop
$608
Southwest Airlines
Jul 21 - Jul 23, Economy
WN
Portland → St Louis
9h 15m
5:35 AM - 1:30 PM • 1 stop
WN
Portland → St Louis
15h 50m
2:20 PM - 10:10 PM • 1 stop
$608
Southwest Airlines
Jul 21 - Jul 23, Economy
WN
Portland → St Louis
15h 45m
11:30 PM - 11:15 AM • 1 stop
WN
Portland → St Louis
13h 25m
1:55 PM - 8:00 PM • 1 stop
$608
Southwest Airlines
Jul 21 - Jul 23, Economy
WN
Portland → St Louis
13h 50m
8:35 AM - 7:05 PM • 1 stop
WN
Portland → St Louis
15h 5m
1:55 PM - 9:00 PM • 1 stop
$608
Southwest Airlines
Jul 21 - Jul 23, Economy
WN
Portland → St Louis
10h 55m
5:15 AM - 2:10 PM • 1 stop
WN
Portland → St Louis
20h 30m
5:50 AM - 4:20 PM • 1 stop
$608
Southwest Airlines

Fly from Portland to St Louis with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Portland to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Portland to St Louis Flights

What are the airports in Portland?
PDX
What’s the most popular airline flying from PDX to STL?
The most popular airline flying from Portland to St Louis are
Can I fly from PDX to STL non-stop?
Yes, you can fly PDX to STL non-stop on
Which airlines fly nonstop between Portland and St Louis?
The non-stop flights between Portland and St Louis are .
What’s the earliest departure time from PDX to STL Airport?
The earliest flight leaves PDX at 5:15 am and lands in STL - Lambert St Louis International
What are the airports in St Louis?
STL
Can I make changes to my Portland to St Louis flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PDX to STL?
Read the fare rules of the Portland to St Louis air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and St Louis?
operate flights between Portland and St Louis
How long does a flight from Portland to St Louis take?
It takes approximately 4 hour to fly non-stop from PDX to STL, which is 1707.87 miles by air.
Which airlines provide the cheapest flights from Portland (PDX) to St Louis (STL) ?
In the past couple of days, the cheapest tickets to STL from PDX were found on WN : USD 349
Do I need a passport to fly between PDX and STL?
No
What’s the latest departure time from PDX to STL ?
The last flight leaves PDX at 10:4900 am

Portland (PDX) to St Louis (STL): Airport Information

Origin Airport Portland International , Portland, US
Destination Airport Lambert St Louis International , St Louis, US
Distance 1708 miles

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