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$66+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PDX
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Missouri to Oregon

Keep the following information in mind while searching for Missouri to Oregon flight deals. Data was last updated January 15, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$177
(Alaska Airlines)

One-way from

$66
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$325

Good round-trip deal

$197 or less

Good one-way deal

$88 or less
Provider with most accurate pricing for Lambert-St Louis-Portland flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Portland flights.
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From Missouri to Oregon
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One-way flight from Missouri to Oregon
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Missouri to Oregon.
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Price to beat on a one-way flight from Missouri to Oregon.
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Find 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 January 15, 2026.

This Orbitz deal was found by Cheapflights users on 1/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/245:16 pm
MCI
-
PDX
Nonstop4h 04m
Alaska Airlines
Tue 3/310:53 am
PDX
-
MCI
Nonstop3h 29m
Alaska Airlines
Deal found 1/15$177
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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.
Fri 5/85:11 pm
MCI
-
PDX
Nonstop3h 52m
Alaska Airlines
Wed 5/1310:40 am
PDX
-
MCI
Nonstop3h 36m
Alaska Airlines
Deal found 1/14$187
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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.
Sun 3/15:16 pm
MCI
-
PDX
Nonstop4h 04m
Alaska Airlines
Thu 3/510:53 am
PDX
-
MCI
Nonstop3h 29m
Alaska Airlines
Deal found 1/14$197
This Frontier deal was found by Cheapflights users on 1/14. 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.
Thu 1/2910:01 pm
STL
-
PDX
1 stop13h 48m
Frontier
Thu 2/511:28 am
PDX
-
STL
1 stop7h 38m
Frontier
Deal found 1/14$201
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 3/11:44 pm
MCI
-
PDX
2 stops30h 37m
Frontier
Mon 3/912:04 pm
PDX
-
MCI
1 stop5h 51m
Frontier
Deal found 1/14$201
This Southwest deal was found by Cheapflights users on 1/14. 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 2/216:00 am
MCI
-
PDX
1 stop6h 05m
Southwest
Tue 2/246:00 am
PDX
-
MCI
2 stops8h 30m
Southwest
Deal found 1/14$202
This Delta deal was found by Cheapflights users on 1/14. 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 5/83:45 pm
MCI
-
PDX
1 stop8h 37m
Delta
Wed 5/135:05 pm
PDX
-
MCI
1 stop5h 15m
Delta
Deal found 1/14$207
This American Airlines deal was found by Cheapflights users on 1/13. 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.
Fri 2/65:48 am
MCI
-
PDX
1 stop7h 57m
American Airlines
Mon 2/96:00 am
PDX
-
MCI
1 stop7h 57m
American Airlines
Deal found 1/13$217
This Orbitz deal was found by Cheapflights users on 1/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/205:41 pm
MCI
-
PDX
Nonstop3h 51m
Multiple Airlines
Thu 3/2612:04 pm
PDX
-
MCI
1 stop5h 51m
Multiple Airlines
Deal found 1/15$218
This United Airlines deal was found by Cheapflights users on 1/15. 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.
Sat 2/141:50 pm
MCI
-
PDX
2 stops11h 16m
United Airlines
Sat 2/211:18 pm
PDX
-
MCI
1 stop5h 17m
United Airlines
Deal found 1/15$222
This Kiwi.com deal was found by Cheapflights users on 1/14. 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 3/11:44 pm
MCI
-
PDX
2 stops30h 37m
Frontier
Sun 3/812:04 pm
PDX
-
MCI
1 stop5h 51m
Frontier
Deal found 1/14$224
This Delta deal was found by Cheapflights users on 1/14. 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.
Sun 3/16:30 am
MCI
-
PDX
1 stop7h 55m
Delta
Wed 3/45:45 am
PDX
-
MCI
1 stop5h 42m
Delta
Deal found 1/14$228

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 January 15, 2026.
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

Sun 3/1

5:16 pm-7:20 pm

Nonstop4h 04m

Portland

Thu 3/5

10:53 am-4:22 pm

Nonstop3h 29m

$197

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Fri 2/27

5:16 pm-7:20 pm

Nonstop4h 04m

Portland

Sun 3/1

10:53 am-4:22 pm

Nonstop3h 29m

$197

St. LouisPortland

STL - PDX

STLPDX

Lambert-St Louis

Thu 1/29

10:01 pm-9:49 am

1 stop13h 48m

Portland

Thu 2/5

11:28 am-9:06 pm

1 stop7h 38m

$201

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Tue 2/24

12:05 pm-7:15 pm

1 stop9h 10m

Portland

Tue 3/3

6:00 am-4:30 pm

2 stops8h 30m

$202

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Sat 2/21

6:00 am-10:05 am

1 stop6h 05m

Portland

Tue 2/24

6:00 am-4:30 pm

2 stops8h 30m

$202

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Sat 2/21

5:38 pm-12:17 am

1 stop8h 39m

Portland

Fri 2/27

11:40 pm-8:57 am

1 stop7h 17m

$207

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Sun 4/5

8:11 pm-11:54 pm

1 stop5h 43m

Portland

Tue 4/7

5:02 pm-12:46 am

1 stop5h 44m

$207

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Fri 2/6

2:45 pm-8:47 pm

1 stop8h 02m

Portland

Mon 2/9

9:39 am-3:05 pm

Nonstop3h 26m

$207

Kansas CityPortland

MCI - PDX

MCIPDX

Kansas City

Fri 2/20

5:16 pm-7:20 pm

Nonstop4h 04m

Portland

Fri 2/27

8:30 am-9:29 pm

1 stop10h 59m

$207

St. LouisRedmond

STL - RDM

STLRDM

Lambert-St Louis

Wed 2/18

2:45 pm-9:17 pm

1 stop8h 32m

Bend/Redmond

Sat 2/21

5:10 am-1:14 pm

1 stop6h 04m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 60 results
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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 January 15, 2026.

When flying from Missouri to Oregon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 15, 2026.
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
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,721 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,258 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,051 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,164 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,136 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 1 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

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Alternative routes for Missouri to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$75Average$212FlexibilityNo cancel feeOn-time62%
DeltaCheapest$149Average$405FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$163Average$443FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$187Average$466FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$188Average$438FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$416FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$216Average$531FlexibilityNo cancel feeOn-time69%

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