How does KAYAK find such low prices on flights from Oregon to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oregon to St. Louis. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Oregon is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Oregon to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Oregon with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$80 CHEAP FLIGHTS from Oregon to St. Louis

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Cheap Flights from Oregon to St. Louis

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Oregon to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Oregon to St. Louis

Fri, Sep 5 - Mon, Sep 8

11:23 am - 8:40 pmPDX-STL

7h 17m1 stop

7:55 pm - 12:12 amSTL-PDX

6h 17m1 stop

$152Frontier

Find Deal

Thu, Sep 11 - Mon, Sep 15

6:05 am - 9:06 amPDX-STL

25h 01m1 stop

7:55 pm - 12:12 amSTL-PDX

6h 17m1 stop

$168Frontier

Find Deal

Tue, Sep 30 - Wed, Oct 1

7:15 am - 9:06 amPDX-STL

23h 51m1 stop

7:55 pm - 11:11 amSTL-PDX

17h 16m2 stops

$223

Find Deal

Thu, Sep 11 - Sun, Sep 14

9:56 pm - 9:16 amPDX-STL

9h 20m1 stop

6:20 am - 2:23 pmSTL-PDX

10h 03m1 stop

$227American Airlines

Find Deal

Thu, Oct 23 - Tue, Oct 28

12:40 am - 8:51 amPDX-STL

6h 11m1 stop

6:00 am - 11:01 amSTL-PDX

7h 01m1 stop

$229Delta

Find Deal

Fri, Oct 24 - Mon, Oct 27

12:43 pm - 9:07 amPDX-STL

18h 24m1 stop

7:52 pm - 7:36 pmSTL-PDX

25h 44m2 stops

$235

Find Deal

Sat, Sep 20 - Sat, Sep 27

9:05 pm - 8:25 amPDX-STL

9h 20m1 stop

2:50 pm - 4:55 pmSTL-PDX

4h 05mnonstop

$244Southwest

Find Deal

Tue, Nov 25 - Wed, Dec 3

1:37 pm - 8:44 amPDX-STL

17h 07m2 stops

12:10 pm - 4:46 pmSTL-PDX

6h 36m1 stop

$251Delta

Find Deal

Tue, Sep 9 - Wed, Sep 10

6:00 am - 3:00 pmBOI-STL

8h 00m1 stop

6:15 am - 12:10 pmSTL-BOI

6h 55m1 stop

$277Southwest

Find Deal

Thu, Sep 11 - Tue, Sep 16

1:57 pm - 11:59 pmBOI-STL

9h 02m1 stop

7:23 am - 12:27 pmSTL-BOI

6h 04m1 stop

$278American Airlines

Find Deal

Useful Info

Low season	January
High season	November
Cheapest flight	$80

Best time to beat the crowds with an average 1% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from Portland to St. Louis

How does KAYAK find such low prices on flights from Oregon to St. Louis?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oregon to St. Louis.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to St. Louis?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Oregon is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Oregon to St. Louis?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Oregon with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to St. Louis?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

O'Fallon

Wentzville

Farmington

Eureka

Litchfield

Grafton

Glencoe

Shrewsbury

Everything you need to know for your flight to St. Louis

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in St. Louis

St. Louis (STL)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

STL

$80 Find Cheap Flights from Oregon to St. Louis

KAYAK searches hundreds of travel sites at once for deals on flights to St. Louis

Cheap Flights from Oregon to St. Louis

Recent round-trip flight deals from Oregon to St. Louis

Recent one-way flight deals from Oregon to St. Louis

Recent last minute flight deals from Oregon to St. Louis

Recent direct flight deals from Oregon to St. Louis

Good to know

FAQs for booking flights from Oregon to St. Louis

How does KAYAK find such low prices on flights from Oregon to St. Louis?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oregon to St. Louis.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oregon to St. Louis?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Oregon is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Oregon to St. Louis?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Oregon with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oregon to St. Louis?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Oregon up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

Cabin class types available on flights to Oregon

Complete your trip to St. Louis with a hotel stay or car rental

Find direct flights for St. Louis

Flights to other popular destinations

Flights from domestic origins to St. Louis

Choose which airport to fly into in St. Louis

Find deals for your return flight