HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missouri

$60+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Missouri with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 26, 2025.

This Southwest deal was found by Cheapflights users on 11/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:05 amPDX - MCI
1 stop8h 05mSouthwest
Tue 1/610:55 amMCI - PDX
1 stop9h 05mSouthwest
Deal found 11/25$197
This Southwest deal was found by Cheapflights users on 11/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:30 amPDX - MCI
1 stop5h 50mSouthwest
Tue 12/163:25 pmMCI - PDX
1 stop6h 30mSouthwest
Deal found 11/25$228
This Frontier deal was found by Cheapflights users on 11/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:29 amPDX - STL
1 stop7h 47mFrontier
Sun 12/1410:44 pmSTL - PDX
1 stop11h 52mFrontier
Deal found 11/26$232
This Delta deal was found by Cheapflights users on 11/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:32 amPDX - MCI
1 stop7h 28mDelta
Tue 12/163:33 pmMCI - PDX
1 stop7h 19mDelta
Deal found 11/25$233
This Kiwi.com deal was found by Cheapflights users on 11/24. 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.
Fri 12/1212:55 pmPDX - STL
1 stop19h 19mFrontier
Wed 12/177:43 pmSTL - PDX
1 stop18h 00mFrontier
Deal found 11/24$236
This Kiwi.com deal was found by Cheapflights users on 11/24. 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.
Thu 12/1112:51 pmPDX - STL
1 stop19h 23mFrontier
Wed 12/177:43 pmSTL - PDX
1 stop18h 00mFrontier
Deal found 11/24$240
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/1111:59 pmPDX - MCI
1 stop6h 55mAmerican Airlines
Thu 12/188:02 pmMCI - PDX
1 stop6h 52mAmerican Airlines
Deal found 11/23$243
This Southwest deal was found by Cheapflights users on 11/24. 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.
Sat 12/136:00 amPDX - MCI
2 stops7h 25mSouthwest
Mon 12/153:20 pmMCI - PDX
1 stop5h 30mSouthwest
Deal found 11/24$248
This Delta deal was found by Cheapflights users on 11/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:32 amPDX - STL
1 stop6h 38mDelta
Wed 12/176:00 amSTL - PDX
1 stop8h 54mDelta
Deal found 11/25$249
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Wed 12/1011:59 pmPDX - STL
1 stop6h 51mAmerican Airlines
Wed 12/172:37 pmSTL - PDX
1 stop8h 13mAmerican Airlines
Deal found 11/25$250
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Tue 12/98:30 amPDX - STL
1 stop5h 58mUnited Airlines
Sat 12/134:37 pmSTL - PDX
1 stop6h 38mUnited Airlines
Deal found 11/25$251
This Kiwi.com deal was found by Cheapflights users on 11/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:51 pmPDX - MCI
1 stop28h 59mFrontier
Sat 12/208:45 pmMCI - PDX
1 stop16h 58mFrontier
Deal found 11/25$254

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 November 26, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$145
(Kiwi.com)

One-way from

$60
(Trip.com)

Popular in

March

Cheapest in

January

Average price

$378

Good round-trip deal

$257 or less

Good one-way deal

$98 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 ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 26, 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

Mon 1/12

12:07 pm-7:41 pm

1 stop6h 34m

Kansas City

Sun 1/18

8:27 pm-1:25 pm

1 stop17h 58m

$145

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 1/14

6:30 am-4:45 pm

1 stop8h 15m

Kansas City

Wed 1/21

6:25 am-11:45 am

1 stop7h 20m

$197

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

$222

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Fri 3/6

10:53 am-4:22 pm

Nonstop3h 29m

Kansas City

Tue 3/10

5:16 pm-7:20 pm

Nonstop4h 04m

$227

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sun 12/14

5:30 am-1:20 pm

1 stop5h 50m

Kansas City

Tue 12/16

3:25 pm-7:55 pm

1 stop6h 30m

$228

BoiseKansas City

BOI - MCI

BOIMCI

Boise Air Term. Gowen Fld

Fri 1/9

12:07 pm-7:26 pm

1 stop6h 19m

Kansas City

Fri 1/16

8:27 pm-2:08 pm

2 stops42h 41m

$229

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sat 2/14

1:27 pm-11:44 pm

1 stop8h 17m

Kansas City

Sun 2/15

7:00 am-12:42 pm

1 stop7h 42m

$238

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sat 12/13

6:40 am-2:45 pm

1 stop6h 05m

Kansas City

Mon 12/15

3:20 pm-6:50 pm

1 stop5h 30m

$243

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 12/9

8:30 am-4:28 pm

1 stop5h 58m

Lambert-St Louis

Sat 12/13

4:37 pm-9:15 pm

1 stop6h 38m

$251

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Wed 12/10

5:30 am-1:30 pm

1 stop6h 00m

Lambert-St Louis

Sat 12/13

5:00 pm-10:10 pm

1 stop7h 10m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 60 results
1
2
3
...
6

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 November 26, 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.

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 November 26, 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
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Alaska Airlines
8.0
Very good
11,363 reviews
Alaska Airlines
8.0
Very good
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Southwest
8.0
Very good
4,254 reviews
Alaska Airlines
8.0
Very good
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
Delta
7.9
Good
8,003 reviews
Alaska Airlines
8.0
Very good
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
United Airlines
7.4
Good
9,050 reviews
Alaska Airlines
8.0
Very good
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.
American Airlines
7.2
Good
11,037 reviews
Alaska Airlines
8.0
Very good
11,363 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

LAX - LIH

The staff were exceptional! They all were kind, accommodating, and professional.

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, Southwest, or Alaska 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?

    $89 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $119 and $119, 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 $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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oregon to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Fort Lauderdale flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Miami flights
John F Kennedy Intl to Miami flights
Los Angeles to John F Kennedy Intl flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Dallas/Fort Worth to John F Kennedy Intl flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to LaGuardia flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Las Vegas flights
Dallas/Fort Worth to Newark flights
San Francisco to John F Kennedy Intl flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to West Palm Beach flights
LaGuardia to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
Fort Lauderdale to Newark flights
Newark to Las Vegas flights
John F Kennedy Intl to West Palm Beach flights
Los Angeles to Newark flights
Newark to Orlando flights
John F Kennedy Intl to San Francisco flights
Seattle to Los Angeles flights
San Francisco to Newark flights
Dallas/Fort Worth to Las Vegas flights
Atlanta to John F Kennedy Intl flights
Orlando to John F Kennedy Intl flights
O'Hare Intl to Las Vegas flights
Los Angeles to Honolulu flights
Los Angeles to Seattle flights
Los Angeles to LaGuardia flights
Miami to John F Kennedy Intl flights
O'Hare Intl to John F Kennedy Intl flights
LaGuardia to Hobby flights
Atlanta to LaGuardia flights
Newark to Los Angeles flights
Fort Lauderdale to LaGuardia flights
Newark to Hobby flights
Hobby to John F Kennedy Intl flights
San Francisco to Las Vegas flights
Dulles Intl to Dallas/Fort Worth flights
LaGuardia to Orlando flights
Hobby to LaGuardia flights
Seattle to Las Vegas flights
Hobby to Newark flights
Miami to Newark flights
Newark to Tampa flights
Reagan-National to Miami flights

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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$96Average$216FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$135Average$179FlexibilityNo cancel feeOn-time65%
DeltaCheapest$154Average$404FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$172Average$432FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$193Average$354FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$199Average$501FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$226Average$422FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$226Average$458FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.