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Cheap flights from Oregon to St. Louis (STL) from $47

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — STL
Apr 25 — May 21
From?
To?
Thu 4/25
Thu 5/2
1 adult, Economy
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How far in advance should I book a flight from Oregon to St. Louis?

Travelers have found it’s best to book a flight 13 days in advance to save up to 94% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 13 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Oregon to St. Louis 1-2 weeks in advance for as low as $234, or $455 for flights within the next 24 hours.

What is the cheapest month to fly from Oregon to St. Louis?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to St. Louis. Flights to St. Louis from Oregon in January are about $457 on average during January, but can be found for as low as $194.

When is the cheapest time to fly from Oregon to St. Louis (OR - STL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to St. Louis as you normally would.

Cheap Delta flights from Oregon to St. Louis

Explore cheap flight options specifically provided by Delta for the route between Oregon and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Check out some of the cheapest Delta flights we've come across from Oregon to St. Louis. It's recommended that users confirm their flight details before booking.
Wed 5/295:21 pmPDX - STL
1 stop5h 25mDelta
Mon 6/36:50 pmSTL - PDX
1 stop6h 52mDelta
Deal found 4/18$318
Wed 6/1911:53 amPDX - STL
1 stop8h 02mDelta
Tue 6/256:06 amSTL - PDX
1 stop8h 29mDelta
Deal found 4/18$328
Thu 6/62:14 pmPDX - STL
2 stops8h 32mDelta
Tue 6/115:53 pmSTL - PDX
1 stop7h 24mDelta
Deal found 4/18$340
Mon 5/612:40 amPDX - STL
1 stop8h 30mDelta
Wed 5/85:30 pmSTL - PDX
1 stop8h 12mDelta
Deal found 4/17$344
Tue 5/2812:40 amPDX - STL
1 stop8h 30mDelta
Mon 6/32:28 pmSTL - PDX
2 stops8h 10mDelta
Deal found 4/19$351
Fri 6/215:19 pmPDX - STL
1 stop5h 21mDelta
Tue 6/256:06 amSTL - PDX
1 stop8h 29mDelta
Deal found 4/18$352
Sat 5/111:30 pmEUG - STL
1 stop5h 54mDelta
Sun 5/127:55 amSTL - EUG
1 stop6h 37mDelta
Deal found 4/19$368
Fri 5/175:21 pmPDX - STL
1 stop5h 25mDelta
Fri 5/245:37 pmSTL - PDX
1 stop7h 46mDelta
Deal found 4/18$373
Sat 5/111:20 pmPDX - STL
1 stop6h 32mDelta
Tue 5/145:37 pmSTL - PDX
1 stop7h 48mDelta
Deal found 4/19$378

Cheap Frontier flights from Oregon to St. Louis

Explore cheap flight options specifically provided by Frontier for the route between Oregon and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Browse through some of the cheapest Frontier flights traveling from Oregon to St. Louis. Make sure to examine the flight information before completing your reservation.
Thu 5/1612:48 amPDX - STL
1 stop6h 48mFrontier
Tue 5/217:23 pmSTL - PDX
2 stops25h 57mFrontier
Deal found 4/17$180
Thu 5/212:59 amPDX - STL
1 stop6h 48mFrontier
Tue 5/74:50 pmSTL - PDX
1 stop9h 09mFrontier
Deal found 4/18$184
Fri 5/1712:48 amPDX - STL
1 stop6h 37mFrontier
Tue 5/282:12 pmSTL - PDX
2 stops31h 08mFrontier
Deal found 4/18$186
Mon 5/2012:43 amPDX - STL
1 stop10h 26mFrontier
Sat 5/258:04 pmSTL - PDX
1 stop15h 07mFrontier
Deal found 4/17$190
Mon 5/2012:43 amPDX - STL
1 stop10h 26mFrontier
Sat 5/258:04 pmSTL - PDX
2 stops25h 16mFrontier
Deal found 4/17$194
Fri 4/2612:49 amPDX - STL
1 stop6h 58mFrontier
Sun 4/2810:59 pmSTL - PDX
1 stop12h 11mFrontier
Deal found 4/18$195
Mon 4/2212:59 amPDX - STL
1 stop12h 51mFrontier
Tue 4/304:50 pmSTL - PDX
1 stop9h 09mFrontier
Deal found 4/19$198
Wed 5/812:59 amPDX - STL
1 stop7h 39mFrontier
Sat 5/1112:39 pmSTL - PDX
1 stop10h 38mFrontier
Deal found 4/18$200
Fri 5/1010:16 pmPDX - STL
1 stop11h 23mFrontier
Fri 5/176:40 pmSTL - PDX
2 stops22h 30mFrontier
Deal found 4/19$202

Cheap Oregon to St. Louis flights in April & May 2024

Find cheap flight options from Oregon to St. Louis specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Prices were last updated on April 20, 2024.
Check out some of the best flight deals from Oregon to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$86
Mon 5/1310:10 amPDX - STL
1 stop21h 59mFrontier
Tue 5/217:23 pmSTL - PDX
2 stops25h 57mFrontier
Deal found 4/19$92
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Wed 5/227:23 pmSTL - PDX
1 stop28h 41mFrontier
Deal found 4/19$97
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Mon 5/2010:21 pmSTL - PDX
1 stop12h 28mFrontier
Deal found 4/19$98
Mon 5/208:40 amPDX - STL
1 stop10h 51mFrontier
Wed 5/227:23 pmSTL - PDX
1 stop28h 41mFrontier
Deal found 4/19$99
Fri 5/1012:49 amPDX - STL
1 stop6h 58mFrontier
Mon 5/2010:21 pmSTL - PDX
1 stop12h 28mFrontier
Deal found 4/19$113
Fri 5/1012:49 amPDX - STL
1 stop6h 58mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$114
Mon 5/1310:10 amPDX - STL
1 stop21h 59mFrontier
Sat 5/188:04 pmSTL - PDX
1 stop15h 07mFrontier
Deal found 4/19$115
Sat 5/1112:59 amPDX - STL
1 stop11h 30mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$116

Oregon to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Oregon and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Check out some of the best flight deals from Oregon to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$86
Mon 5/1310:10 amPDX - STL
1 stop21h 59mFrontier
Tue 5/217:23 pmSTL - PDX
2 stops25h 57mFrontier
Deal found 4/19$92
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Wed 5/227:23 pmSTL - PDX
1 stop28h 41mFrontier
Deal found 4/19$97
Mon 5/1312:59 amPDX - STL
1 stop12h 51mFrontier
Mon 5/2010:21 pmSTL - PDX
1 stop12h 28mFrontier
Deal found 4/19$98
Mon 5/208:40 amPDX - STL
1 stop10h 51mFrontier
Wed 5/227:23 pmSTL - PDX
1 stop28h 41mFrontier
Deal found 4/19$99
Fri 5/1012:49 amPDX - STL
1 stop6h 58mFrontier
Mon 5/2010:21 pmSTL - PDX
1 stop12h 28mFrontier
Deal found 4/19$113
Fri 5/1012:49 amPDX - STL
1 stop6h 58mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$114
Mon 5/1310:10 amPDX - STL
1 stop21h 59mFrontier
Sat 5/188:04 pmSTL - PDX
1 stop15h 07mFrontier
Deal found 4/19$115
Sat 5/1112:59 amPDX - STL
1 stop11h 30mFrontier
Thu 5/235:01 pmSTL - PDX
1 stop7h 03mFrontier
Deal found 4/19$116

Oregon to St. Louis flights leaving soon

Find last-minute flight options from Oregon to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
Check out these flights departing soon from Oregon to St. Louis. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Fri 4/2612:49 amPDX - STL
1 stop6h 58mFrontier
Sun 4/2810:59 pmSTL - PDX
1 stop12h 11mFrontier
Deal found 4/18$195
Sat 4/2710:20 amPDX - STL
1 stop21h 58mFrontier
Sun 4/2810:59 pmSTL - PDX
1 stop12h 11mFrontier
Deal found 4/18$234
Sat 4/275:32 amPDX - STL
3 stops27h 58mMultiple Airlines
Sun 4/283:55 pmSTL - PDX
3 stops28h 11mMultiple Airlines
Deal found 4/18$503
Tue 4/306:05 amEUG - STL
1 stop5h 26mDelta
Tue 5/75:30 pmSTL - EUG
1 stop8h 24mDelta
Deal found 4/19$545
Sat 4/275:00 amPDX - STL
2 stops12h 54mUnited Airlines
Sun 4/286:19 amSTL - PDX
1 stop7h 49mUnited Airlines
Deal found 4/18$547
Tue 4/306:05 amEUG - STL
1 stop5h 26mDelta
Tue 5/710:20 amSTL - EUG
2 stops8h 28mDelta
Deal found 4/19$550
Tue 4/301:59 pmEUG - STL
2 stops24h 39mUnited Airlines
Tue 5/71:37 pmSTL - EUG
2 stops24h 32mUnited Airlines
Deal found 4/19$586
Fri 4/266:00 amEUG - STL
2 stops26h 17mUnited Airlines
Mon 4/294:52 pmSTL - EUG
2 stops29h 46mUnited Airlines
Deal found 4/18$606
Fri 4/265:10 amEUG - STL
1 stop5h 31mUnited Airlines
Mon 4/298:47 amSTL - EUG
1 stop6h 16mUnited Airlines
Deal found 4/18$684

One-way flights to St. Louis from Oregon

Search for one-way flight options from Oregon to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
If you're seeking multiple options on one-way flights from Oregon to St. Louis, be sure to check out these deals, which are updated often. Those seeking round-trip flights from Oregon to St. Louis should utilize the search form at the the top of the page.
Tue 5/2111:57 amPDX - STL
1 stop7h 42mFrontier
Deal found 4/19$47
Sun 5/1910:54 pmPDX - STL
1 stop9h 19mFrontier
Deal found 4/18$69
Fri 5/1712:48 amPDX - STL
1 stop6h 37mFrontier
Deal found 4/18$71
Fri 5/1010:16 pmPDX - STL
1 stop11h 23mFrontier
Deal found 4/17$75
Sat 5/1112:59 amPDX - STL
1 stop11h 30mFrontier
Deal found 4/18$77
Tue 5/213:57 pmPDX - STL
1 stop16h 49mSpirit Airlines
Deal found 4/19$80
Sat 5/1812:33 amPDX - STL
1 stop19h 59mFrontier
Deal found 4/18$81
Mon 4/2912:59 amPDX - STL
1 stop12h 51mFrontier
Deal found 4/18$91
Tue 5/712:59 amPDX - STL
1 stop6h 48mFrontier
Deal found 4/18$94

Find flights from Oregon to St. Louis within your budget

Customize your flight search to find flights from Oregon to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$179 - $357

Route

Depart

Return

Price

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Tue 5/7

1 stop16h 49m

Lambert-St Louis

Fri 5/17

1 stop11h 43m

$179

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Thu 5/16

1 stop6h 48m

Lambert-St Louis

Tue 5/21

2 stops25h 57m

$180

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Thu 5/2

1 stop6h 48m

Lambert-St Louis

Tue 5/7

1 stop9h 09m

$184

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Fri 5/17

1 stop6h 37m

Lambert-St Louis

Tue 5/28

2 stops31h 08m

$186

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Tue 5/7

1 stop6h 48m

Lambert-St Louis

Mon 5/13

1 stop25h 02m

$221

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Tue 6/11

1 stop16h 59m

Lambert-St Louis

Wed 6/19

2 stops23h 13m

$252

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Wed 5/1

1 stop10h 08m

Lambert-St Louis

Sat 5/4

1 stop9h 59m

$300

PortlandLambert-St Louis

PDX - STL

PDXSTL

Portland

Wed 5/29

1 stop5h 25m

Lambert-St Louis

Mon 6/3

1 stop6h 52m

$318

EugeneLambert-St Louis

EUG - STL

EUGSTL

Eugene

Mon 5/27

1 stop7h 24m

Lambert-St Louis

Mon 6/3

1 stop6h 18m

$357

Flights are sorted by cheapest first

Deals found on 4/19

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated April 20, 2024.
Read through reviews of airlines operating flights from Oregon to St. Louis, such as Delta, Frontier and American Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,109 reviews
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
11,094 reviews
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,325 reviews
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,955 reviews
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Sun Country Air
7.3
Good
669 reviews
Alaska Airlines
8.1
Very good
9,109 reviews
Check prices

Boarding

8.2

Food

7.3

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Oregon to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Oregon?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Oregon.

  • Can I find flights from Oregon to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from Oregon to St. Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $179, but on average you can expect to pay $200.

  • Are there last-minute flights available from Oregon to St. Louis for under $200?

    There are currently 12+ open flights from Oregon to St. Louis within the next 7 days for less than $200.

  • What are the cheapest airlines to fly from Oregon to St. Louis one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $47. However, be on the lookout for offers from Spirit Airlines and Sun Country Air, as they are both options that can get you from Oregon to St. Louis for a low price.

  • What are the most popular routes from Oregon to St. Louis?

    While some choose either Bend/Redmond - Lambert-St Louis or Eugene - Lambert-St Louis, Portland - Lambert-St Louis is the most popular route from Oregon to St. Louis.

  • What are the most popular airlines that fly from Oregon to St. Louis?

    The most popular airlines flying from Oregon to St. Louis are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.

  • What does PDX to STL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Lambert-St Louis Airport flight would often be abbreviated as a PDX to STL flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Eugene Airport (EUG), Bend/Redmond Airport (RDM), Medford Airport (MFR), North Bend Airport (OTH), Pendleton Airport (PDT).

  • Can I find deals for flights from Oregon to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Oregon to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Oregon to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Oregon to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Oregon to St. Louis that include hotel bookings?

    Yes. In addition to deals on Oregon to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to St. Louis.

  • Can I find deals for business class flights from Oregon to St. Louis?

    Yes. Cheapflights offers flight deals from Oregon to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Oregon to St. Louis that allow pets onboard?

    Many airlines flying from Oregon to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Oregon to St. Louis?

    Yes, you can often find last-minute deals on Oregon to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Oregon to St. Louis flight deals updated?

    The Oregon to St. Louis flight deals you see on this page were last updated on 4/19.

See more FAQs

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Alternative routes for Oregon to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from Oregon to St. Louis

Discover the top 6 airlines that operate flights from Oregon to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$225FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$151Average$204FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
Alaska AirlinesCheapest$228Average$522FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
American AirlinesCheapest$291Average$503FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$291Average$443FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$336Average$572FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Oregon to St. Louis by cabin class

Find flights from Oregon to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oregon to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Oregon to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Oregon to St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Oregon to St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Oregon to St. Louis with no change fees?

Yes! Cheapflights helps users easily find flights from Oregon to St. Louis with no change fees.

Can Cheapflights notify me if prices for flights from Oregon to St. Louis become cheaper?

Yes, Cheapflights offers price alerts on Oregon to St. Louis flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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