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$76+ 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PHX
Aug 2 — Aug 91
Sun 8/2
Sun 8/9
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 3, 2026.

This American Airlines deal was found by Cheapflights users on 7/2. 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.
Mon 7/272:18 pm
MCI
-
PHX
Nonstop2h 57m
American Airlines
Wed 7/297:32 pm
PHX
-
MCI
Nonstop2h 41m
American Airlines
Deal found 7/2$259
This Frontier deal was found by Cheapflights users on 7/2. 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.
Sat 8/151:45 pm
MCI
-
PHX
1 stop11h 42m
Frontier
Sun 8/239:03 am
PHX
-
MCI
1 stop4h 59m
Frontier
Deal found 7/2$260
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 7/211:45 pm
MCI
-
PHX
1 stop22h 26m
Frontier
Tue 9/225:55 pm
PHX
-
MCI
2 stops21h 21m
Frontier
Deal found 7/2$261
This Frontier deal was found by Cheapflights users on 7/1. 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.
Mon 8/34:32 pm
MCI
-
PHX
1 stop8h 33m
Frontier
Mon 8/107:45 am
PHX
-
MCI
1 stop6h 02m
Frontier
Deal found 7/1$263
This Frontier deal was found by Cheapflights users on 7/2. 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.
Sun 8/161:45 pm
MCI
-
PHX
1 stop11h 42m
Frontier
Thu 8/279:03 am
PHX
-
MCI
1 stop4h 59m
Frontier
Deal found 7/2$264
This Travelocity deal was found by Cheapflights users on 7/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:17 pm
MCI
-
PHX
1 stop26h 18m
Frontier
Mon 11/91:42 pm
PHX
-
MCI
1 stop22h 40m
Frontier
Deal found 7/1$265
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 7/281:45 pm
MCI
-
PHX
1 stop11h 47m
Frontier
Tue 8/49:58 pm
PHX
-
MCI
2 stops13h 02m
Frontier
Deal found 6/30$266
This Southwest deal was found by Cheapflights users on 7/1. 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 8/158:30 am
MCI
-
PHX
Nonstop2h 45m
Southwest
Sat 8/226:15 am
PHX
-
MCI
1 stop5h 35m
Southwest
Deal found 7/1$267
This Expedia deal was found by Cheapflights users on 6/29. 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.
Mon 7/201:45 pm
MCI
-
PHX
1 stop25h 32m
Frontier
Mon 7/278:40 am
PHX
-
MCI
1 stop26h 20m
Frontier
Deal found 6/29$268
This CheapOair deal was found by Cheapflights users on 7/2. 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.
Sun 8/91:45 pm
MCI
-
PHX
1 stop11h 42m
Frontier
Sat 8/151:15 pm
PHX
-
MCI
1 stop21h 45m
Frontier
Deal found 7/2$270
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 8/51:45 pm
MCI
-
PHX
1 stop22h 26m
Frontier
Wed 8/122:04 pm
PHX
-
MCI
2 stops20h 56m
Frontier
Deal found 7/1$271
This Frontier deal was found by Cheapflights users on 6/28. 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 7/233:41 pm
STL
-
PHX
1 stop9h 18m
Frontier
Wed 7/291:35 pm
PHX
-
STL
1 stop27h 48m
Frontier
Deal found 6/28$291

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 3, 2026.

Round-trip from

$259
(American Airlines)

One-way from

$76
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$392
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 ($43 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 3, 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
Quickest round-trip

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Tue 9/29

6:15 pm-7:00 pm

Nonstop2h 45m

Phoenix Sky Harbor Intl

Wed 10/7

11:15 am-3:45 pm

Nonstop2h 30m

$273

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Tue 8/18

7:42 am-11:35 am

1 stop5h 53m

Phoenix Sky Harbor Intl

Fri 8/28

9:45 am-7:16 pm

1 stop7h 31m

$277

St. LouisPhoenix

STL - PHX

STLPHX

Lambert-St Louis

Thu 8/20

2:20 pm-4:50 pm

1 stop4h 30m

Phoenix Sky Harbor Intl

Sat 8/22

5:25 pm-10:20 pm

Nonstop2h 55m

$303

ColumbiaPhoenix

COU - PHX

COUPHX

Columbia Regional

Thu 7/30

8:00 am-12:26 pm

1 stop6h 26m

Phoenix Sky Harbor Intl

Thu 8/6

1:28 pm-11:33 pm

1 stop8h 05m

$308

SpringfieldPhoenix

SGF - PHX

SGFPHX

Springfield-Branson

Wed 11/25

11:40 am-6:36 pm

1 stop7h 56m

Phoenix Sky Harbor Intl

Thu 12/3

7:05 am-2:50 pm

1 stop6h 45m

$319

SpringfieldPhoenix

SGF - PHX

SGFPHX

Springfield-Branson

Sun 8/2

5:50 am-9:00 am

1 stop5h 10m

Phoenix Sky Harbor Intl

Wed 8/12

6:01 am-2:16 pm

1 stop6h 15m

$319

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Wed 9/16

5:25 pm-9:15 pm

1 stop5h 50m

Phoenix Sky Harbor Intl

Sun 9/20

8:05 pm-12:40 am

Nonstop2h 35m

$343

Kansas CityPhoenix

MCI - PHX

MCIPHX

Kansas City

Sun 10/18

5:40 am-6:35 am

Nonstop2h 55m

Phoenix Sky Harbor Intl

Mon 10/19

7:55 pm-12:20 am

Nonstop2h 25m

$346

ColumbiaPhoenix

COU - PHX

COUPHX

Columbia Regional

Fri 8/14

3:12 pm-10:59 pm

2 stops9h 47m

Phoenix Sky Harbor Intl

Tue 8/18

6:20 am-2:30 pm

1 stop6h 10m

$357

SpringfieldPhoenix

SGF - PHX

SGFPHX

Springfield-Branson

Fri 8/21

5:05 pm-8:24 pm

1 stop5h 19m

Phoenix Sky Harbor Intl

Tue 8/25

6:00 am-4:24 pm

2 stops8h 24m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $760). 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 3, 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 22% 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 3, 2026.

The most flights from USMO to PH1 are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 June 27, 2026.

Travelers seeking maximum savings on their Missouri to Phoenix flight should consider departing on Saturday at noon 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 United Airlines can get you from Missouri to Phoenix in just under 2h 45m. Your travel time can differ by up to 3h 41m. 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 ($73), 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 $330, our data shows the cheapest flight currently is $141. When looking at the most popular route, (Lambert-St Louis - Phoenix Sky Harbor Intl), you can expect to pay $283 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 $760). 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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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 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$68Average$226FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$304FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$144Average$232FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$148Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$434FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$204Average$403FlexibilityNo cancel feeOn-time63%

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