HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oregon

$68+ Cheap flights from Missouri to Oregon

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PDX
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Oregon 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.

Cheap flight deals from Missouri to Oregon

Cheapest flights from Missouri to Oregon
Explore the most affordable flight options available from Missouri to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/17. 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.
Thu 12/257:20 amSTL - PDX
1 stop7h 19mDelta
Wed 12/3112:16 pmPDX - STL
1 stop8h 00mDelta
Deal found 12/17$249
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/243:53 pmMCI - RDM
1 stop9h 04mUnited Airlines
Thu 1/15:30 amRDM - MCI
1 stop7h 39mUnited Airlines
Deal found 12/17$322
This Delta deal was found by Cheapflights users on 12/16. 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 12/246:05 amSTL - PDX
1 stop8h 55mDelta
Wed 12/312:11 pmPDX - STL
1 stop6h 05mDelta
Deal found 12/16$344
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/314:56 pmMCI - PDX
Nonstop4h 06mAlaska Airlines
Mon 1/53:59 pmPDX - MCI
1 stop6h 14mAlaska Airlines
Deal found 12/17$348
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amMCI - BOI
1 stop8h 49mMultiple Airlines
Sun 12/2812:38 pmBOI - MCI
1 stop6h 13mMultiple Airlines
Deal found 12/17$375
This Southwest deal was found by Cheapflights users on 12/16. 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 12/245:55 pmMCI - PDX
1 stop6h 35mSouthwest
Sat 12/2710:45 amPDX - MCI
1 stop12h 15mSouthwest
Deal found 12/16$384
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/314:40 pmMCI - PDX
1 stop8h 19mUnited Airlines
Sun 1/411:59 pmPDX - MCI
1 stop8h 37mUnited Airlines
Deal found 12/15$389
This United Airlines deal was found by Cheapflights users on 12/18. 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 12/314:40 pmMCI - PDX
1 stop8h 19mUnited Airlines
Mon 1/59:00 amPDX - MCI
1 stop5h 07mUnited Airlines
Deal found 12/18$391
This Delta deal was found by Cheapflights users on 12/17. 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.
Fri 12/196:22 pmMCI - PDX
1 stop7h 42mDelta
Sun 12/216:00 amPDX - MCI
1 stop7h 05mDelta
Deal found 12/17$395
This Southwest deal was found by Cheapflights users on 12/16. 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 12/166:50 pmMCI - PDX
1 stop5h 45mSouthwest
Sun 12/219:00 pmPDX - MCI
1 stop11h 30mSouthwest
Deal found 12/16$400
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:43 pmSTL - BOI
1 stop17h 00mFrontier
Sun 1/412:38 pmBOI - STL
2 stops31h 47mFrontier
Deal found 12/16$403
This Southwest deal was found by Cheapflights users on 12/16. 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 12/238:10 pmMCI - PDX
1 stop6h 20mSouthwest
Sat 12/2710:45 amPDX - MCI
1 stop12h 15mSouthwest
Deal found 12/16$404

Find flight deals from Missouri to Oregon

Keep the following information in mind while searching for Missouri to Oregon flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$156
(Kiwi.com)

One-way from

$68
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$397

Good round-trip deal

$237 or less

Good one-way deal

$153 or less
Provider with most accurate pricing for Lambert-St Louis-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Portland flights.
Search Deals
From Missouri to Oregon
Search Deals
One-way flight from Missouri to Oregon
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 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 December 2025
Search Deals
Price to beat on a round-trip flight from Missouri to Oregon.
Search Deals
Price to beat on a one-way flight from Missouri to Oregon.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Oregon 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 18, 2025.
Use the filters below to find and compare flights from Missouri to Oregon that are best for you.

Fly from

Missouri

Fly to

Oregon

Route

Depart

Return

Price

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Mon 3/2

5:16 pm-7:20 pm

Nonstop4h 04m

Portland

Tue 3/10

10:53 am-4:22 pm

Nonstop3h 29m

$167

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Tue 1/13

3:59 pm-5:57 pm

Nonstop3h 58m

Portland

Sat 1/24

9:10 am-1:43 pm

1 stop26h 33m

$167

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Tue 3/3

1:30 pm-6:00 pm

1 stop6h 30m

Portland

Tue 3/10

5:25 am-1:30 pm

1 stop6h 05m

$172

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Wed 1/7

2:45 pm-8:47 pm

1 stop8h 02m

Portland

Mon 1/12

9:39 am-3:05 pm

Nonstop3h 26m

$177

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Thu 1/15

3:59 pm-5:57 pm

Nonstop3h 58m

Portland

Thu 1/22

9:39 am-3:05 pm

Nonstop3h 26m

$177

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Tue 1/6

4:56 pm-7:02 pm

Nonstop4h 06m

Portland

Sun 1/11

9:39 am-3:05 pm

Nonstop3h 26m

$177

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Tue 1/13

3:59 pm-5:57 pm

Nonstop3h 58m

Portland

Tue 1/20

9:39 am-3:05 pm

Nonstop3h 26m

$177

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Wed 3/4

6:30 am-12:25 pm

1 stop7h 55m

Portland

Sun 3/8

6:00 am-1:40 pm

1 stop5h 40m

$187

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Thu 3/5

7:55 pm-11:53 pm

1 stop5h 58m

Portland

Sat 3/7

1:32 pm-8:38 pm

1 stop5h 06m

$187

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Fri 3/6

3:48 pm-10:24 pm

1 stop8h 36m

Portland

Sat 3/7

3:55 pm-11:44 pm

1 stop5h 49m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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

Best time to book a flight from Missouri to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Missouri 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 Missouri to Oregon

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

Currently, February is the cheapest month in which you can book a flight from Missouri to Oregon (average of $110). Flying from Missouri to Oregon in July is currently the most expensive (average of $204). 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 MO to OR?

Find hourly flight availability from Missouri to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Oregon in the evening. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight in the afternoon.

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

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

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

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated December 18, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Missouri to Oregon by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,477 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,250 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,005 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,091 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,054 reviews
Alaska Airlines
8.0
Very good
11,477 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

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

  • How popular is this Missouri to Oregon flight route?

    Flights from Missouri to Oregon have been viewed 4 times in the past calendar month.

  • How long is the flight from Missouri to Oregon?

    Departing from Missouri to Oregon will take you 4h 04m. Airlines will cover a distance of 1477 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Oregon 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 Missouri to Oregon?

    Currently, February is the cheapest month in which you can book a flight from Missouri to Oregon (average of $110). Flying from Missouri to Oregon in July is currently the most expensive (average of $204). 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 Missouri to Oregon

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

Top 7 airlines flying from Missouri to Oregon

Discover the top 7 airlines that operate flights from Missouri to Oregon. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$215FlexibilityNo cancel feeOn-time62%
DeltaCheapest$157Average$412FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$442FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$190Average$462FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$207Average$449FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$217Average$417FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$531FlexibilityNo cancel feeOn-time69%

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.