$122+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
jun. 17 — jun. 241
1 adult, Economy
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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
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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 Portland to Missouri
Keep the following information in mind while searching for Portland to Missouri flight deals. Data was last updated junio 12, 2025.
Round-trip from | $244 (CheapOair) |
|---|---|
One-way from | $122 (Mytrip) |
Popular in | May |
Cheapest in | November |
Average price | $417 |
Good round-trip deal | $407 or less |
Good one-way deal | $298 or less |
Find flight deals from Portland to Missouri
Cheapest flights from Portland to MissouriExplore 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 junio 12, 2025.
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 junio 12, 2025.
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:05 amPDX - STL
1 stop25h 02mFrontier
mar. 10/77:52 pmSTL - PDX
1 stop28h 47mFrontier
Deal found 6/10![Frontier logo]()
$244
This Mytrip deal was found by Cheapflights users on 6/10. 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.
mar. 7/812:12 pmPDX - MCI
2 stops34h 00mSpirit Airlines
mar. 7/152:32 pmMCI - PDX
1 stop25h 43mSpirit Airlines
Deal found 6/10![Spirit Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/412:59 amPDX - MCI
1 stop6h 54mAmerican Airlines
mar. 8/123:00 pmMCI - PDX
1 stop8h 15mAmerican Airlines
Deal found 6/10![American Airlines logo]()
$259
This Mytrip deal was found by Cheapflights users on 6/12. 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.
mié. 7/910:23 amPDX - SGF
1 stop8h 04mMultiple Airlines
mié. 7/169:17 pmSGF - PDX
1 stop14h 01mMultiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$260
This Frontier deal was found by Cheapflights users on 6/11. 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.
jue. 10/236:05 amPDX - MCI
1 stop10h 57mFrontier
lun. 10/277:51 pmMCI - PDX
1 stop6h 25mFrontier
Deal found 6/11![Frontier logo]()
$261
This FlightHub deal was found by Cheapflights users on 6/9. 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.
jue. 6/265:50 pmPDX - MCI
1 stop23h 16mMultiple Airlines
mar. 7/17:50 pmMCI - PDX
1 stop23h 54mMultiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$275
This Southwest deal was found by Cheapflights users on 6/11. 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.
lun. 11/35:30 amPDX - MCI
1 stop5h 50mSouthwest
mar. 11/113:25 pmMCI - PDX
1 stop6h 30mSouthwest
Deal found 6/11![Southwest logo]()
$278
This American Airlines deal was found by Cheapflights users on 6/9. 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.
mié. 8/133:22 pmPDX - STL
1 stop6h 54mAmerican Airlines
mié. 8/201:42 pmSTL - PDX
1 stop11h 38mAmerican Airlines
Deal found 6/9![American Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 8/2311:59 pmPDX - SGF
1 stop8h 51mUnited Airlines
dom. 8/316:00 amSGF - PDX
1 stop5h 28mUnited Airlines
Deal found 6/11![United Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 6/11. 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.
jue. 7/1011:11 pmPDX - STL
1 stop8h 22mDelta
mar. 7/157:15 pmSTL - PDX
1 stop6h 20mDelta
Deal found 6/11![Delta logo]()
$297
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/2010:30 amPDX - MCI
Nonstop3h 31mHawaiian Airlines
dom. 8/314:55 pmMCI - PDX
Nonstop3h 51mHawaiian Airlines
Deal found 6/10![Hawaiian Airlines logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/235:00 amPDX - STL
2 stops8h 44mUnited Airlines
dom. 8/315:15 amSTL - PDX
1 stop6h 13mUnited Airlines
Deal found 6/10![United Airlines logo]()
$302
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 junio 12, 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
mié. 10/1
6:05 am-9:07 am
1 stop25h 02m
Lambert-St Louis
mar. 10/7
7:52 pm-10:39 pm
1 stop28h 47m
$244
PortlandKansas City
PDX - MCI
PDXMCI
Portland
mar. 7/8
12:12 pm-12:12 am
2 stops34h 00m
Kansas City
mar. 7/15
2:32 pm-2:15 pm
1 stop25h 43m
$251
PortlandKansas City
PDX - MCI
PDXMCI
Portland
lun. 8/4
12:59 am-9:53 am
1 stop6h 54m
Kansas City
mar. 8/12
3:00 pm-9:15 pm
1 stop8h 15m
$259
PortlandSpringfield
PDX - SGF
PDXSGF
Portland
mié. 7/9
10:23 am-8:27 pm
1 stop8h 04m
Springfield-Branson
mié. 7/16
9:17 pm-9:18 am
1 stop14h 01m
$260
PortlandKansas City
PDX - MCI
PDXMCI
Portland
jue. 6/26
5:50 pm-7:06 pm
1 stop23h 16m
Kansas City
mar. 7/1
7:50 pm-5:44 pm
1 stop23h 54m
$275
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
mié. 8/13
3:22 pm-12:16 am
1 stop6h 54m
Lambert-St Louis
mié. 8/20
1:42 pm-11:20 pm
1 stop11h 38m
$282
PortlandSpringfield
PDX - SGF
PDXSGF
Portland
sáb. 8/23
11:59 pm-10:50 am
1 stop8h 51m
Springfield-Branson
dom. 8/31
6:00 am-9:28 am
1 stop5h 28m
$289
PortlandKansas City
PDX - MCI
PDXMCI
Portland
jue. 7/31
2:12 pm-11:14 pm
1 stop7h 02m
Kansas City
jue. 8/14
6:00 am-9:32 am
1 stop5h 32m
$295
PortlandKansas City
PDX - MCI
PDXMCI
Portland
sáb. 8/23
9:50 am-3:10 pm
Nonstop3h 20m
Kansas City
dom. 8/31
7:25 pm-11:35 pm
1 stop6h 10m
$297
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
jue. 7/10
12:40 am-8:34 am
1 stop5h 54m
Lambert-St Louis
lun. 7/21
5:37 pm-11:18 pm
1 stop7h 41m
$297
Showing 1-10 of 54 results
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 junio 12, 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 junio 12, 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.
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Comfort
7.8
Food
7.1
Overall
8.0
Entertainment
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
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.
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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.
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 junio 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$110 | Average$186 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$125 | Average$181 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$173 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$424 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$226 | Average$454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$244 | Average$478 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$252 | Average$437 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$297 | Average$491 | FlexibilityNo cancel fee | On-time85% |