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Missouri

$83+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Oregon to Missouri

Keep the following information in mind while searching for Oregon to Missouri flight deals. Data was last updated April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$227
(CheapOair)

One-way from

$83
(Mytrip)

Popular in

April

Cheapest in

November

Average price

$386

Good round-trip deal

$472 or less

Good one-way deal

$208 or less
Provider with most accurate pricing for Portland-Kansas City flight deals.
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Provider most trusted by Cheapflights users for Portland-Kansas City flights.
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From Oregon to Missouri
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One-way flight from Oregon to Missouri
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Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Oregon to Missouri.
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Price to beat on a one-way flight from Oregon to Missouri.
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Find 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 April 30, 2025.

This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/112:36 pmBOI - STL
1 stop19h 36mFrontier
Wed 6/48:11 pmSTL - BOI
1 stop16h 36mFrontier
Deal found 4/28$227
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 6/112:12 pmPDX - STL
1 stop6h 33mUnited Airlines
Mon 6/164:32 pmSTL - PDX
1 stop8h 03mUnited Airlines
Deal found 4/29$227
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:35 amPDX - STL
1 stop25h 34mFrontier
Mon 6/27:24 pmSTL - PDX
1 stop6h 55mFrontier
Deal found 4/29$228
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 7/295:05 pmPDX - STL
1 stop5h 33mDelta
Mon 8/42:15 pmSTL - PDX
1 stop9h 46mDelta
Deal found 4/29$263
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 6/35:40 pmBOI - MCI
1 stop5h 40mDelta
Wed 6/42:30 pmMCI - BOI
1 stop4h 51mDelta
Deal found 4/29$267
This Delta deal was found by Cheapflights users on 4/29. 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.
Sat 11/15:55 amRDM - MCI
1 stop5h 17mDelta
Sat 11/223:50 pmMCI - RDM
2 stops8h 54mDelta
Deal found 4/29$276
This American Airlines deal was found by Cheapflights users on 4/29. 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 6/89:55 pmPDX - STL
1 stop8h 16mAmerican Airlines
Wed 6/115:29 pmSTL - PDX
1 stop7h 29mAmerican Airlines
Deal found 4/29$277
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/2812:54 pmPDX - SGF
1 stop7h 06mUnited Airlines
Wed 6/45:45 amSGF - PDX
2 stops8h 37mUnited Airlines
Deal found 4/29$283
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/35:43 pmBOI - MCI
1 stop4h 46mUnited Airlines
Wed 6/46:00 amMCI - BOI
2 stops8h 50mUnited Airlines
Deal found 4/29$286
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 6/2511:40 pmBOI - STL
1 stop9h 03mDelta
Mon 6/307:15 pmSTL - BOI
1 stop4h 56mDelta
Deal found 4/29$287
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/115:40 pmPDX - MCI
2 stops24h 49mSpirit Airlines
Sat 6/149:47 pmMCI - PDX
2 stops15h 30mSpirit Airlines
Deal found 4/29$289
This American Airlines deal was found by Cheapflights users on 4/29. 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 9/162:14 pmEUG - SGF
1 stop7h 41mAmerican Airlines
Sat 9/205:58 amSGF - EUG
1 stop8h 13mAmerican Airlines
Deal found 4/29$289

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 April 30, 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

BoiseSt. Louis

BOI - STL

BOISTL

Boise Air Term. Gowen Fld

Sun 6/1

12:36 pm-9:12 am

1 stop19h 36m

Lambert-St Louis

Wed 6/4

8:11 pm-11:47 am

1 stop16h 36m

$227

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 6/3

11:59 pm-8:59 am

1 stop7h 00m

Lambert-St Louis

Fri 6/6

5:29 pm-12:36 am

1 stop9h 07m

$227

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Fri 5/16

6:20 am-9:59 am

1 stop25h 39m

Lambert-St Louis

Sat 5/24

7:55 pm-12:17 am

1 stop6h 22m

$231

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Sun 6/8

9:15 pm-8:30 am

1 stop9h 15m

Lambert-St Louis

Wed 6/11

5:45 pm-11:55 pm

1 stop8h 10m

$263

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 7/29

11:59 pm-9:31 am

1 stop7h 32m

Lambert-St Louis

Sun 8/3

5:00 am-9:42 am

1 stop6h 42m

$264

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 5/27

8:00 pm-10:47 am

2 stops12h 47m

Lambert-St Louis

Tue 6/3

7:19 pm-11:43 pm

1 stop6h 24m

$266

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Tue 6/3

5:40 pm-12:20 am

1 stop5h 40m

Kansas City

Wed 6/4

2:30 pm-6:21 pm

1 stop4h 51m

$267

RedmondKansas City

RDM - MCI

RDMMCI

Bend/Redmond

Wed 5/28

11:20 am-11:24 pm

2 stops10h 04m

Kansas City

Wed 6/4

3:35 pm-10:56 pm

2 stops9h 21m

$281

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Tue 6/3

5:43 pm-11:29 pm

1 stop4h 46m

Kansas City

Wed 6/4

6:00 am-1:50 pm

2 stops8h 50m

$286

BoiseSt. Louis

BOI - STL

BOISTL

Boise Air Term. Gowen Fld

Wed 6/25

6:10 pm-12:43 am

1 stop5h 33m

Lambert-St Louis

Mon 6/30

7:15 pm-11:11 pm

1 stop4h 56m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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, August is the cheapest month in which you can book a flight from Oregon to Missouri (average of $311). Flying from Oregon to Missouri in March is currently the most expensive (average of $356). 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 April 30, 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.

Rainfall in Missouri by month

Plan your trip to Missouri by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

Plan your trip to Missouri by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missouri, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 April 30, 2025.
To help decide which airline to fly from Oregon to Missouri, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    $83 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $96 and $114, 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, August is the cheapest month in which you can book a flight from Oregon to Missouri (average of $311). Flying from Oregon to Missouri in March is currently the most expensive (average of $356). 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.
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$183FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$127Average$190FlexibilityNo cancel feeOn-time65%
DeltaCheapest$182Average$429FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$197Average$496FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$561FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$228Average$514FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$252Average$461FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$298Average$447FlexibilityNo cancel feeOn-time85%

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