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$50+ Cheap flights from Phoenix 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STL
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Phoenix to Missouri

Keep the following information in mind while searching for Phoenix to Missouri flight deals. Data was last updated September 16, 2025.

Round-trip from

$182
(Kiwi.com)

One-way from

$50
(Priceline)

Popular in

February

Cheapest in

October

Average price

$330
From Phoenix to Missouri
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One-way flight from Phoenix to Missouri
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Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Phoenix to Missouri

Cheapest flights from Phoenix to Missouri
Explore the most affordable flight options available from Phoenix to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2412:39 pmPHX - MCI
1 stop23h 09mFrontier
Fri 9/263:01 pmMCI - PHX
1 stop10h 56mFrontier
Deal found 9/16$179
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sun 12/77:00 amPHX - MCI
1 stop11h 32mFrontier
Thu 12/113:55 pmMCI - PHX
Nonstop2h 54mFrontier
Deal found 9/16$182
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sat 9/275:07 pmPHX - MCI
1 stop18h 41mFrontier
Fri 10/33:01 pmMCI - PHX
1 stop6h 24mFrontier
Deal found 9/14$184
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:18 pmPHX - MCI
Nonstop2h 37mAmerican Airlines
Sat 10/252:56 pmMCI - PHX
Nonstop2h 54mAmerican Airlines
Deal found 9/15$185
This Frontier deal was found by Cheapflights users on 9/14. 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 10/26:32 amPHX - MCI
1 stop5h 16mFrontier
Mon 10/63:01 pmMCI - PHX
2 stops9h 58mFrontier
Deal found 9/14$186
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:36 amPHX - MCI
1 stop5h 12mFrontier
Fri 10/108:38 pmMCI - PHX
1 stop20h 26mFrontier
Deal found 9/16$187
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:36 pmPHX - MCI
2 stops12h 41mFrontier
Sun 11/28:28 pmMCI - PHX
1 stop5h 01mFrontier
Deal found 9/15$190
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:10 amPHX - MCI
Nonstop2h 36mMultiple Airlines
Tue 11/42:55 pmMCI - PHX
1 stop8h 29mMultiple Airlines
Deal found 9/15$191
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Thu 10/912:02 pmPHX - MCI
1 stop5h 51mMultiple Airlines
Tue 10/142:55 pmMCI - PHX
1 stop9h 28mMultiple Airlines
Deal found 9/14$194
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:02 pmPHX - MCI
1 stop5h 51mMultiple Airlines
Wed 11/57:00 amMCI - PHX
1 stop16h 24mMultiple Airlines
Deal found 9/15$195
This CheapOair deal was found by Cheapflights users on 9/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:39 pmPHX - MCI
1 stop23h 09mFrontier
Mon 10/63:01 pmMCI - PHX
2 stops30h 48mFrontier
Deal found 9/14$196
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 10/187:18 pmPHX - MCI
Nonstop2h 37mAmerican Airlines
Fri 11/147:10 amMCI - PHX
Nonstop3h 06mAmerican Airlines
Deal found 9/13$197

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix 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 September 16, 2025.
Use the filters below to find and compare flights from Phoenix to Missouri that are best for you.

Fly from

Phoenix

Fly to

Missouri

Route

Depart

Return

Price

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Sat 10/4

2:20 pm-6:50 pm

Nonstop2h 30m

Kansas City

Tue 10/7

2:10 pm-3:00 pm

Nonstop2h 50m

$184

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Tue 10/14

6:05 am-10:35 am

Nonstop2h 30m

Kansas City

Tue 10/21

6:05 pm-9:15 pm

1 stop5h 10m

$215

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Wed 12/3

3:20 pm-11:09 pm

1 stop6h 49m

Kansas City

Wed 12/10

6:20 pm-12:44 am

1 stop7h 24m

$217

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Fri 10/17

12:40 am-10:08 am

1 stop7h 28m

Kansas City

Sat 10/25

6:40 am-12:15 pm

1 stop7h 35m

$217

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Sat 12/13

3:20 pm-11:09 pm

1 stop6h 49m

Kansas City

Tue 12/16

6:28 am-1:13 pm

1 stop7h 45m

$217

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Sat 11/15

12:00 pm-3:35 pm

Nonstop2h 35m

Kansas City

Mon 11/17

4:25 pm-8:35 pm

1 stop5h 10m

$219

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Wed 10/29

6:13 am-2:46 pm

1 stop6h 33m

Kansas City

Mon 11/3

6:15 pm-12:38 am

1 stop7h 23m

$223

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Wed 12/3

6:25 pm-12:27 am

1 stop5h 02m

Kansas City

Mon 12/8

6:28 am-1:13 pm

1 stop7h 45m

$223

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

Thu 12/4

3:20 pm-11:09 pm

1 stop6h 49m

Kansas City

Tue 12/9

2:20 pm-6:53 pm

1 stop5h 33m

$223

PhoenixSt. Louis

PHX - STL

PHXSTL

Phoenix Sky Harbor Intl

Fri 10/17

12:40 am-8:51 am

1 stop6h 11m

Lambert-St Louis

Sat 10/25

4:45 pm-11:04 pm

1 stop8h 19m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 55 results
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6

Best time to book a flight from Phoenix to Missouri

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

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

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

Find hourly flight availability from Phoenix 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 September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix to Missouri as you normally would.

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 September 16, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Phoenix to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Allegiant Air
7.2
Good
699 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,174 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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 Phoenix to Missouri?

    Departing from Phoenix to Missouri will take you 2h 30m. The distance from Phoenix to Missouri is about 1040 mi. This flight may include one or multiple stops.

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

    $70 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Southwest and Frontier, with prices starting from $70 and $72, respectively.

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

    Most travelers choose Phoenix Sky Harbor Intl - Kansas City, Phoenix Sky Harbor Intl - Lambert-St Louis or Phoenix Sky Harbor Intl - Springfield-Branson when deciding on the best route from Phoenix to Missouri.

  • What are the most reliable airlines from Phoenix to Missouri?

    The top 3 most reliable airlines when flying from Phoenix to Missouri are American Airlines (84%), Alaska Airlines (84%) and SkyWest Airlines (82%).

  • What are the cheapest flights from Phoenix to Missouri?

    On average you can expect to pay $287 for a flight from Phoenix to Missouri. The cheapest flight overall is $148 while the most popular route, (Phoenix Sky Harbor Intl - Kansas City) is currently priced at $139.

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

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

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

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

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

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

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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Phoenix to Missouri

Discover the top 7 airlines that operate flights from Phoenix 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$212FlexibilityNo cancel feeOn-time62%
DeltaCheapest$111Average$374FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$118Average$195FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$198Average$441FlexibilityNo cancel feeOn-time69%
Spirit AirlinesCheapest$209Average$353FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$215Average$392FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$245Average$421FlexibilityNo cancel feeOn-time71%

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