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Missouri

$96+ Cheap flights from Portland (PDX) 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
Apr 15 — Apr 221
Tue 4/15
Tue 4/22
1 adult, Economy
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Cheap flight deals from Portland to Missouri

Keep the following information in mind while searching for Portland to Missouri flight deals. Data was last updated April 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$227
(American Airlines)

One-way from

$96
(CheapOair)

Popular in

April

Cheapest in

November

Average price

$386

Good round-trip deal

$457 or less

Good one-way deal

$183 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 Portland to Missouri
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One-way flight from Portland to Missouri
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($21 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 Portland to Missouri.
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Price to beat on a one-way flight from Portland to Missouri.
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Find flight deals from Portland to Missouri

Cheapest flights from Portland to Missouri
Explore the most affordable flight options available from Portland to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2025.

This American Airlines deal was found by Cheapflights users on 4/9. 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 5/143:24 pmPDX - STL
1 stop6h 27mAmerican Airlines
Wed 5/285:00 amSTL - PDX
1 stop7h 24mAmerican Airlines
Deal found 4/9$227
This CheapOair deal was found by Cheapflights users on 4/9. 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.
Sat 4/196:40 amPDX - STL
1 stop27h 01mFrontier
Sat 4/266:58 pmSTL - PDX
1 stop7h 44mFrontier
Deal found 4/9$230
This Delta deal was found by Cheapflights users on 4/9. 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 5/115:30 amPDX - STL
1 stop6h 04mDelta
Tue 5/137:19 pmSTL - PDX
1 stop6h 23mDelta
Deal found 4/9$253
This Mytrip deal was found by Cheapflights users on 4/9. 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.
Thu 4/247:01 pmPDX - SGF
1 stop24h 08mMultiple Airlines
Mon 4/289:59 pmSGF - PDX
1 stop17h 38mMultiple Airlines
Deal found 4/9$257
This United Airlines deal was found by Cheapflights users on 4/8. 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.
Sun 5/116:00 amPDX - STL
1 stop9h 07mUnited Airlines
Tue 5/135:20 amSTL - PDX
1 stop6h 26mUnited Airlines
Deal found 4/8$257
This Expedia deal was found by Cheapflights users on 4/9. 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.
Wed 4/232:30 pmPDX - STL
1 stop7h 29mMultiple Airlines
Sat 4/266:58 pmSTL - PDX
1 stop7h 44mMultiple Airlines
Deal found 4/9$268
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Sun 6/85:40 pmPDX - MCI
2 stops24h 32mSpirit Airlines
Wed 6/116:45 pmMCI - PDX
1 stop19h 02mSpirit Airlines
Deal found 4/10$293
This FlightHub deal was found by Cheapflights users on 4/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:35 amPDX - MCI
1 stop10h 36mMultiple Airlines
Wed 6/116:45 pmMCI - PDX
1 stop19h 02mMultiple Airlines
Deal found 4/9$298
This CheapOair deal was found by Cheapflights users on 4/9. 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.
Sat 4/126:40 amPDX - MCI
1 stop10h 57mFrontier
Mon 4/148:35 pmMCI - PDX
1 stop6h 02mFrontier
Deal found 4/9$300
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 4/2910:35 amPDX - STL
1 stop11h 24mAlaska Airlines
Wed 5/76:30 amSTL - PDX
1 stop6h 22mAlaska Airlines
Deal found 4/9$306
This Delta deal was found by Cheapflights users on 4/10. 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 5/15:26 pmPDX - MCI
1 stop4h 48mDelta
Sun 5/43:59 pmMCI - PDX
1 stop8h 23mDelta
Deal found 4/10$307
This Southwest deal was found by Cheapflights users on 4/8. 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.
Fri 8/2212:35 pmPDX - MCI
1 stop8h 10mSouthwest
Sun 8/244:35 pmMCI - PDX
Nonstop3h 35mSouthwest
Deal found 4/8$323

Cheapflights Fare Finder

Customize your flight search to find flights from Portland 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 10, 2025.
Use the filters below to find and compare flights from Portland to Missouri that are best for you.

Fly from

Portland

Fly to

Missouri

Route

Depart

Return

Price

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Wed 5/14

3:24 pm-11:51 pm

1 stop6h 27m

Lambert-St Louis

Wed 5/28

5:00 am-10:24 am

1 stop7h 24m

$227

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Sat 4/19

6:40 am-11:41 am

1 stop27h 01m

Lambert-St Louis

Sat 4/26

6:58 pm-12:42 am

1 stop7h 44m

$230

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Sun 5/11

5:30 am-1:34 pm

1 stop6h 04m

Lambert-St Louis

Tue 5/13

7:19 pm-11:42 pm

1 stop6h 23m

$253

PortlandSpringfield

PDX - SGF

PDXSGF

Portland

Thu 4/24

7:01 pm-9:09 pm

1 stop24h 08m

Springfield-Branson

Mon 4/28

9:59 pm-1:37 pm

1 stop17h 38m

$257

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Sun 5/11

6:00 am-5:07 pm

1 stop9h 07m

Lambert-St Louis

Tue 5/13

5:20 am-9:46 am

1 stop6h 26m

$257

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Wed 4/23

2:30 pm-11:59 pm

1 stop7h 29m

Lambert-St Louis

Sat 4/26

6:58 pm-12:42 am

1 stop7h 44m

$268

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Sun 6/8

5:40 pm-8:12 pm

2 stops24h 32m

Kansas City

Wed 6/11

6:45 pm-11:47 am

1 stop19h 02m

$293

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Wed 6/4

6:35 am-7:11 pm

1 stop10h 36m

Kansas City

Wed 6/11

6:45 pm-11:47 am

1 stop19h 02m

$298

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Tue 4/29

10:35 am-11:59 pm

1 stop11h 24m

Lambert-St Louis

Wed 5/7

6:30 am-10:52 am

1 stop6h 22m

$306

PortlandKansas City

PDX - MCI

PDXMCI

Portland

Thu 5/1

5:26 pm-12:14 am

1 stop4h 48m

Kansas City

Sun 5/4

3:59 pm-10:22 pm

1 stop8h 23m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 48 results
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Best time to book a flight from Portland to Missouri

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

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

Currently, August is the cheapest month in which you can book a flight from Portland to Missouri (average of $311). Flying from Portland 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 PDX to MO?

Find hourly flight availability from Portland 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 10, 2025.

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

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 10, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Portland 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
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,848 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,906 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,363 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,634 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

  • What airport do you fly from for flights from Portland to Missouri?

    Most people fly from Portland (PDX) if they book a flight from Portland to Missouri. Portland is conveniently located just 6.0 mi from Portland’s city center.

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

    $96 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and United Airlines, with prices starting from $106 and $109, respectively.

  • What are the most popular routes from Portland to Missouri?

    The most popular flight routes from Portland to Missouri are Portland - Kansas City, Portland - Lambert-St Louis and Portland - Springfield-Branson.

  • What are the cheapest flights from Portland to Missouri?

    The cheapest flight price from Portland to Missouri is $209. On average you can expect to pay $209. The most popular route, (Portland - Kansas City), can usually be booked for $218.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland to Missouri (average of $311). Flying from Portland 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.

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Alternative routes for Portland 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 Portland to Missouri

Discover the top 8 airlines that operate flights from Portland 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 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$189FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$127Average$190FlexibilityNo cancel feeOn-time65%
DeltaCheapest$188Average$349FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$197Average$440FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$228Average$475FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$232Average$470FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$252Average$464FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$298Average$407FlexibilityNo cancel feeOn-time85%

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