Missouri

$57+ Cheap flights from Oregon to Missouri

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
Jan 1 — Jan 81
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Cheap flight deals from Oregon to Missouri

Cheapest flights from Oregon to Missouri
Explore the most affordable flight options available from Oregon to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

This Southwest deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:00 pmPDX - MCI
1 stop7h 55mSouthwest
Tue 1/65:10 pmMCI - PDX
1 stop6h 55mSouthwest
Deal found 11/30$197
This Priceline deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:29 amPDX - STL
1 stop9h 19mFrontier
Sun 12/1410:44 pmSTL - PDX
1 stop11h 52mFrontier
Deal found 12/1$232
This American Airlines deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:49 amPDX - MCI
1 stop6h 10mAmerican Airlines
Tue 1/65:48 amMCI - PDX
1 stop7h 57mAmerican Airlines
Deal found 11/30$271
This Kiwi.com deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:54 pmBOI - MCI
1 stop5h 57mFrontier
Sun 1/118:23 pmMCI - BOI
1 stop15h 54mFrontier
Deal found 11/30$271
This Alaska Airlines deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:16 amPDX - MCI
Nonstop3h 24mAlaska Airlines
Wed 12/244:56 pmMCI - PDX
Nonstop4h 06mAlaska Airlines
Deal found 11/30$292
This Kiwi.com deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:41 pmBOI - STL
2 stops34h 33mMultiple Airlines
Thu 12/185:19 pmSTL - BOI
1 stop23h 25mMultiple Airlines
Deal found 12/1$293
This American Airlines deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:30 amPDX - MCI
1 stop6h 20mAmerican Airlines
Fri 12/195:05 amMCI - PDX
1 stop7h 55mAmerican Airlines
Deal found 11/30$294
This American Airlines deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/912:00 pmPDX - MCI
1 stop8h 54mAmerican Airlines
Tue 12/162:45 pmMCI - PDX
1 stop8h 05mAmerican Airlines
Deal found 12/1$298
This Alaska Airlines deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:59 pmPDX - MCI
1 stop6h 14mAlaska Airlines
Thu 12/254:56 pmMCI - PDX
Nonstop4h 06mAlaska Airlines
Deal found 11/30$302
This United Airlines deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:02 pmPDX - MCI
1 stop5h 05mUnited Airlines
Tue 12/161:40 pmMCI - PDX
2 stops11h 12mUnited Airlines
Deal found 12/1$303
This American Airlines deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1411:59 pmPDX - MCI
1 stop7h 56mAmerican Airlines
Sat 12/205:45 pmMCI - PDX
1 stop7h 50mAmerican Airlines
Deal found 11/30$308
This Kiwi.com deal was found by Cheapflights users on 11/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:47 pmPDX - MCI
1 stop29h 03mFrontier
Wed 12/248:45 pmMCI - PDX
1 stop16h 58mFrontier
Deal found 11/30$312

Find flight deals from Oregon to Missouri

Keep the following information in mind while searching for Oregon to Missouri flight deals. Data was last updated December 2, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$141
(Kiwi.com)

One-way from

$57
(Southwest)

Popular in

March

Cheapest in

January

Average price

$442

Good round-trip deal

$249 or less

Good one-way deal

$98 or less
Provider with most accurate pricing for Portland-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Portland-Lambert-St Louis flights.
From Oregon to Missouri
One-way flight from Oregon to Missouri
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Oregon to Missouri.
Price to beat on a one-way flight from Oregon to Missouri.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Missouri 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 2,558,603 searches. Data last updated December 2, 2025.
Use the filters below to find and compare flights from Oregon to Missouri that are best for you.

Fly from

Oregon

Fly to

Missouri

Route

Depart

Return

Price

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 3/3

6:00 am-4:45 pm

1 stop8h 45m

Lambert-St Louis

Wed 3/4

3:38 pm-8:30 pm

1 stop6h 52m

$177

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sat 1/24

1:30 pm-11:23 pm

1 stop7h 53m

Kansas City

Fri 1/30

3:46 pm-10:20 pm

1 stop8h 34m

$182

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 2/24

12:40 am-10:43 am

1 stop8h 03m

Lambert-St Louis

Sat 2/28

3:38 pm-8:30 pm

1 stop6h 52m

$183

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Mon 1/5

1:51 pm-12:13 am

1 stop8h 22m

Kansas City

Tue 1/13

3:59 pm-5:57 pm

Nonstop3h 58m

$187

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Fri 1/16

6:45 am-2:55 pm

1 stop6h 10m

Kansas City

Tue 1/20

3:25 pm-10:05 pm

2 stops8h 40m

$196

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Mon 1/5

5:45 am-3:35 pm

1 stop7h 50m

Kansas City

Tue 1/13

1:25 pm-7:55 pm

2 stops8h 30m

$200

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Fri 2/13

8:45 pm-10:50 am

1 stop12h 05m

Kansas City

Sun 2/15

6:30 am-10:15 am

1 stop5h 45m

$202

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Fri 2/13

8:45 pm-10:50 am

1 stop12h 05m

Kansas City

Mon 2/16

7:00 am-2:30 pm

1 stop9h 30m

$202

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Wed 2/25

2:05 pm-11:18 pm

1 stop7h 13m

Lambert-St Louis

Sat 2/28

5:55 pm-11:29 pm

1 stop7h 34m

$204

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Wed 3/4

6:00 am-4:45 pm

1 stop8h 45m

Lambert-St Louis

Mon 3/9

6:04 pm-11:54 pm

1 stop7h 50m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Missouri

What is the cheapest month to book a flight from Oregon to Missouri?

Currently, October is the cheapest month in which you can book a flight from Oregon to Missouri (average of $133). Flying from Oregon to Missouri in June is currently the most expensive (average of $228). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OR to MO?

Find hourly flight availability from Oregon to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 2, 2025.

It’s optimal to fly from Oregon to Missouri in the evening. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Oregon to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Oregon to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oregon to Missouri flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Oregon to Missouri?

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated December 2, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Oregon to Missouri. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Crew

8.5

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Oregon to Missouri?

    There are many flights that can get you from Oregon to Missouri in 6h 10m. Fly via Delta, Alaska Airlines, or Southwest to get the fastest option. The distance between Oregon and Missouri is about 1477 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Oregon to Missouri that include hotel bookings?

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

  • How can I find direct flights from Oregon to Missouri?

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

  • Can I find deals for business class flights from Oregon to Missouri?

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

  • What is the cheapest month to book a flight from Oregon to Missouri?

    Currently, October is the cheapest month in which you can book a flight from Oregon to Missouri (average of $133). Flying from Oregon to Missouri in June is currently the most expensive (average of $228). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Oregon to Missouri

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Oregon to Missouri

Discover the top 8 airlines that operate flights from Oregon to Missouri. 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 2,558,603 searches. Data last updated December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$244FlexibilityNo cancel feeOn-time65%
FrontierCheapest$96Average$216FlexibilityNo cancel feeOn-time62%
DeltaCheapest$154Average$402FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$172Average$442FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$193Average$354FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$199Average$505FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$226Average$421FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$226Average$450FlexibilityNo cancel feeOn-time71%

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