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$68+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
janv. 27 — févr. 31
mar. 1/27
mar. 2/3
1 adult, Economy
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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 décembre 28, 2025.

This American Airlines deal was found by Cheapflights users on 12/27. 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.
mar. 12/308:35 amPDX - MCI
1 stop6h 25mAmerican Airlines
sam. 1/38:02 pmMCI - PDX
1 stop6h 52mAmerican Airlines
Deal found 12/27$387
This Delta deal was found by Cheapflights users on 12/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 12/286:15 amPDX - MCI
1 stop6h 34mDelta
mar. 12/302:35 pmMCI - PDX
1 stop5h 39mDelta
Deal found 12/26$395
This American Airlines deal was found by Cheapflights users on 12/25. 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.
jeu. 12/2510:21 pmPDX - SGF
1 stop10h 38mAmerican Airlines
jeu. 1/84:29 pmSGF - PDX
1 stop7h 42mAmerican Airlines
Deal found 12/25$401
This United Airlines deal was found by Cheapflights users on 12/25. 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.
jeu. 12/2511:55 pmPDX - SGF
1 stop8h 54mUnited Airlines
jeu. 1/88:50 amSGF - PDX
2 stops12h 06mUnited Airlines
Deal found 12/25$444
This Southwest deal was found by Cheapflights users on 12/27. 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.
dim. 12/285:50 amPDX - MCI
2 stops9h 40mSouthwest
mar. 12/3011:00 amMCI - PDX
1 stop11h 05mSouthwest
Deal found 12/27$450
This Southwest deal was found by Cheapflights users on 12/27. 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.
sam. 12/275:50 amPDX - MCI
2 stops13h 45mSouthwest
mar. 12/3011:00 amMCI - PDX
1 stop11h 05mSouthwest
Deal found 12/27$465
This American Airlines deal was found by Cheapflights users on 12/27. 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.
dim. 12/281:40 pmPDX - MCI
1 stop6h 04mAmerican Airlines
lun. 12/292:16 pmMCI - PDX
1 stop8h 38mAmerican Airlines
Deal found 12/27$467
This Southwest deal was found by Cheapflights users on 12/27. 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.
sam. 12/2710:45 amPDX - MCI
1 stop12h 15mSouthwest
dim. 12/283:45 pmMCI - PDX
1 stop6h 55mSouthwest
Deal found 12/27$472
This Southwest deal was found by Cheapflights users on 12/26. 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.
dim. 12/289:00 pmPDX - MCI
1 stop9h 50mSouthwest
lun. 12/2911:40 amMCI - PDX
2 stops9h 40mSouthwest
Deal found 12/26$478
This American Airlines deal was found by Cheapflights users on 12/25. 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.
jeu. 12/2510:21 pmPDX - SGF
1 stop10h 38mAmerican Airlines
mar. 12/305:37 amSGF - PDX
1 stop7h 23mAmerican Airlines
Deal found 12/25$481
This United Airlines deal was found by Cheapflights users on 12/27. 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.
dim. 12/2811:55 pmPDX - SGF
1 stop8h 54mUnited Airlines
sam. 1/35:03 pmSGF - PDX
1 stop7h 55mUnited Airlines
Deal found 12/27$484
This Southwest deal was found by Cheapflights users on 12/26. 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.
sam. 12/2710:45 amPDX - MCI
1 stop12h 15mSouthwest
lun. 12/293:30 pmMCI - PDX
1 stop8h 10mSouthwest
Deal found 12/26$494

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 décembre 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$142
(Kiwi.com)

One-way from

$68
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$459

Good round-trip deal

$277 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Portland-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Lambert-St Louis flights.
Search Deals
From Oregon to Missouri
Search Deals
One-way flight from Oregon to Missouri
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Oregon to Missouri.
Search Deals
Price to beat on a one-way flight from Oregon to Missouri.
Search Deals

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 décembre 28, 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

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

lun. 2/9

12:07 pm-7:51 pm

1 stop6h 44m

Kansas City

mer. 2/18

4:39 pm-11:51 am

1 stop20h 12m

$142

PortlandKansas City

PDX - MCI

PDXMCI

Portland

sam. 4/18

11:16 am-4:45 pm

Nonstop3h 29m

Kansas City

sam. 4/25

7:00 am-10:56 am

1 stop5h 56m

$187

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

jeu. 1/29

11:28 am-9:06 pm

1 stop7h 38m

Lambert-St Louis

dim. 2/1

9:32 pm-11:18 am

1 stop15h 46m

$193

PortlandKansas City

PDX - MCI

PDXMCI

Portland

sam. 1/17

10:15 pm-10:01 am

1 stop9h 46m

Kansas City

mar. 1/20

1:56 pm-6:51 pm

1 stop6h 55m

$197

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

mar. 1/27

3:03 pm-11:27 pm

1 stop7h 24m

Kansas City

jeu. 1/29

6:30 am-10:24 am

1 stop4h 54m

$197

PortlandKansas City

PDX - MCI

PDXMCI

Portland

ven. 1/23

9:39 am-3:05 pm

Nonstop3h 26m

Kansas City

lun. 1/26

3:59 pm-5:57 pm

Nonstop3h 58m

$197

PortlandKansas City

PDX - MCI

PDXMCI

Portland

ven. 2/6

9:39 am-3:05 pm

Nonstop3h 26m

Kansas City

dim. 2/8

3:59 pm-5:57 pm

Nonstop3h 58m

$197

PortlandKansas City

PDX - MCI

PDXMCI

Portland

dim. 4/12

11:30 am-4:56 pm

Nonstop3h 26m

Kansas City

sam. 4/18

6:15 am-10:36 am

1 stop6h 21m

$197

PortlandKansas City

PDX - MCI

PDXMCI

Portland

ven. 3/13

11:55 pm-9:30 am

1 stop7h 35m

Kansas City

mar. 3/17

5:30 am-12:50 pm

1 stop9h 20m

$207

PortlandKansas City

PDX - MCI

PDXMCI

Portland

ven. 3/13

6:00 am-1:55 pm

1 stop5h 55m

Kansas City

ven. 3/20

5:41 pm-7:32 pm

Nonstop3h 51m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 55 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 $233). 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 décembre 28, 2025.

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

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 décembre 28, 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.
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very good
11,551 reviews
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Southwest
8.0
Very good
4,256 reviews
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Delta
7.9
Good
8,019 reviews
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
United Airlines
7.4
Good
9,113 reviews
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
American Airlines
7.2
Good
11,072 reviews
Alaska Airlines
8.0
Very good
11,551 reviews

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

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 3h 29m. Fly via Frontier, Alaska Airlines, or American Airlines to get the fastest option. The distance between Oregon and Missouri is about 1477 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oregon to Missouri one-way?

    $61 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and Alaska Airlines, with prices starting from $74 and $98, respectively.

  • 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 $233). 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

Browse thousands of different options on Cheapflights for your next trip

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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.
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Top 7 airlines flying from Oregon to Missouri

Discover the top 7 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 décembre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$96Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$154Average$404FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$172Average$431FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$193Average$354FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$199Average$497FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$226Average$419FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$226Average$453FlexibilityNo cancel feeOn-time71%

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