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$74+ Cheap flights from Missouri to Phoenix

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PHX
Aug 14 — Aug 211
Fri 8/14
Fri 8/21
1 adult, Economy
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Cheap flight deals from Missouri to Phoenix

Cheapest flights from Missouri to Phoenix
Explore the most affordable flight options available from Missouri to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:45 pm
MCI
-
PHX
1 stop9h 43m
Frontier
Mon 8/104:48 pm
PHX
-
MCI
1 stop18h 12m
Frontier
Deal found 7/11$139
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:17 pm
MCI
-
PHX
1 stop11h 32m
Frontier
Mon 9/2112:47 pm
PHX
-
MCI
1 stop22h 35m
Frontier
Deal found 7/10$160
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:17 pm
MCI
-
PHX
1 stop26h 18m
Frontier
Mon 10/53:40 pm
PHX
-
MCI
1 stop19h 42m
Frontier
Deal found 7/11$161
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:17 pm
MCI
-
PHX
1 stop19h 41m
Frontier
Tue 10/136:36 pm
PHX
-
MCI
1 stop16h 46m
Frontier
Deal found 7/11$166
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:45 pm
MCI
-
PHX
1 stop9h 43m
Frontier
Fri 8/144:48 pm
PHX
-
MCI
1 stop18h 12m
Frontier
Deal found 7/10$167
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:45 pm
MCI
-
PHX
1 stop9h 43m
Frontier
Thu 8/136:53 pm
PHX
-
MCI
1 stop16h 07m
Frontier
Deal found 7/11$168
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:58 pm
STL
-
PHX
1 stop5h 41m
Frontier
Thu 9/38:35 am
PHX
-
STL
1 stop8h 38m
Frontier
Deal found 7/12$174
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:45 pm
MCI
-
PHX
1 stop9h 43m
Frontier
Tue 8/187:00 pm
PHX
-
MCI
2 stops40h 20m
Frontier
Deal found 7/10$176
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:45 pm
MCI
-
PHX
1 stop11h 47m
Frontier
Tue 8/187:00 pm
PHX
-
MCI
2 stops40h 20m
Frontier
Deal found 7/10$177
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:08 pm
STL
-
PHX
1 stop13h 32m
Frontier
Wed 8/1211:23 pm
PHX
-
STL
1 stop16h 14m
Frontier
Deal found 7/11$190
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:17 pm
MCI
-
PHX
2 stops23h 27m
Frontier
Mon 8/106:53 pm
PHX
-
MCI
1 stop16h 07m
Frontier
Deal found 7/11$195
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:08 pm
STL
-
PHX
1 stop16h 03m
Frontier
Tue 8/119:58 pm
PHX
-
STL
2 stops19h 25m
Frontier
Deal found 7/12$202

Find flight deals from Missouri to Phoenix

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

Round-trip from

$139
(Kiwi.com)

One-way from

$74
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$396
From Missouri to Phoenix
Search Deals
One-way flight from Missouri to Phoenix
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Phoenix 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 July 15, 2026.
Use the filters below to find and compare flights from Missouri to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Wed 10/7

6:30 am-7:30 am

Nonstop3h 00m

Phoenix Sky Harbor Intl

Thu 10/8

5:05 am-9:35 am

Nonstop2h 30m

$211

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Thu 8/20

7:00 am-12:06 pm

1 stop7h 06m

Phoenix Sky Harbor Intl

Sat 8/29

7:12 am-4:50 pm

1 stop7h 38m

$231

St. LouisPhoenix

STL - PHX

STLPHX

Lambert-St Louis

Fri 10/23

7:00 pm-11:57 pm

1 stop6h 57m

Phoenix Sky Harbor Intl

Mon 10/26

5:25 pm-12:34 am

1 stop5h 09m

$263

St. LouisPhoenix

STL - PHX

STLPHX

Lambert-St Louis

Thu 10/22

7:00 pm-11:57 pm

1 stop6h 57m

Phoenix Sky Harbor Intl

Mon 10/26

5:25 pm-12:34 am

1 stop5h 09m

$263

St. LouisPhoenix

STL - PHX

STLPHX

Lambert-St Louis

Wed 9/9

2:45 pm-6:55 pm

2 stops6h 10m

Phoenix Sky Harbor Intl

Sat 9/12

6:35 am-3:30 pm

2 stops6h 55m

$277

ColumbiaPhoenix

COU - PHX

COUPHX

Columbia Regional

Tue 10/6

5:14 pm-8:51 pm

1 stop5h 37m

Phoenix Sky Harbor Intl

Mon 10/19

12:31 am-9:58 am

1 stop7h 27m

$308

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Tue 8/4

6:55 am-7:40 am

Nonstop2h 45m

Phoenix Sky Harbor Intl

Thu 8/6

6:15 am-2:00 pm

1 stop5h 45m

$309

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Mon 8/17

4:00 pm-4:50 pm

Nonstop2h 50m

Phoenix Sky Harbor Intl

Thu 8/20

3:25 pm-11:05 pm

1 stop5h 40m

$309

JoplinPhoenix

JLN - PHX

JLNPHX

Joplin

Sat 8/8

8:54 am-3:19 pm

1 stop8h 25m

Phoenix Sky Harbor Intl

Fri 8/14

4:49 pm-11:44 pm

1 stop4h 55m

$314

SpringfieldPhoenix

SGF - PHX

SGFPHX

Springfield-Branson

Wed 8/5

5:50 am-9:00 am

1 stop5h 10m

Phoenix Sky Harbor Intl

Wed 8/19

6:01 am-4:11 pm

1 stop8h 10m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/10

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Missouri to Phoenix

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

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

Currently, December is the cheapest month in which you can book a flight from Missouri to Phoenix (average of $40). Flying from Missouri to Phoenix in January is currently the most expensive (average of $751). 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 PHX?

Find hourly flight availability from Missouri to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 15, 2026.

When flying from Missouri to Phoenix, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight in the afternoon.

Weekly flight availability from Missouri to Phoenix

Explore weekly flight availability from Missouri to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 15, 2026.

The most flights from USMO to PH1 are scheduled on a Tuesday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Missouri to Phoenix?

How far ahead should I book a flight from Missouri to Phoenix?

The best time to book flights from Missouri to Phoenix is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Use this chart to determine the cheapest time to fly round-trip from Missouri to Phoenix. Price data was last updated on July 11, 2026.

Travelers seeking maximum savings on their Missouri to Phoenix flight should consider departing on Saturday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

    Southwest, Delta, and American Airlines can get you from Missouri to Phoenix in just under 3h. Your travel time can differ by up to 4h 06m. Airlines will cover a distance of 1040 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Missouri to Phoenix are Frontier ($47), Allegiant Air ($74), and American Airlines ($104).

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

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

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

    No one likes to see their flight delayed. When booking a flight from Missouri to Phoenix consider choosing Envoy Air (100%), American Airlines (87%) or SkyWest Airlines (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Missouri to Phoenix?

    While on average a flight from Missouri to Phoenix is generally $1,328, our data shows the cheapest flight currently is $129. When looking at the most popular route, (Lambert-St Louis - Phoenix Sky Harbor Intl), you can expect to pay $250 for that flight.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Missouri to Phoenix (average of $40). Flying from Missouri to Phoenix in January is currently the most expensive (average of $751). 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

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Top 6 airlines flying from Missouri to Phoenix

Discover the top 6 airlines that operate flights from Missouri to Phoenix. 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 July 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$68Average$226FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$304FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$134Average$248FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$148Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$199Average$428FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$207Average$404FlexibilityNo cancel feeOn-time63%

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