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$29+ Cheap flights from Sky Harbor Intl (PHX) 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STL
dic. 26 — ene. 21
vie. 12/26
vie. 1/2
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Missouri

Keep the following information in mind while searching for Sky Harbor Intl to Missouri flight deals. Data was last updated noviembre 26, 2025.

Round-trip from

$120
(Kiwi.com)

One-way from

$29
(Frontier)

Popular in

January

Cheapest in

October

Average price

$338

Good round-trip deal

$187 or less

Good one-way deal

$79 or less
From Phoenix Sky Harbor Intl to Missouri
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One-way flight from Phoenix Sky Harbor Intl to Missouri
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Missouri.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Missouri.
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Find flight deals from Sky Harbor Intl to Missouri

Cheapest flights from Sky Harbor Intl to Missouri
Explore the most affordable flight options available from Sky Harbor Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 26, 2025.

This Super.com deal was found by Cheapflights users on 11/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/147:25 amPHX - MCI
Nonstop2h 38mFrontier
jue. 12/1811:53 amMCI - PHX
Nonstop3h 02mFrontier
Deal found 11/25$145
This FlightHub deal was found by Cheapflights users on 11/25. 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. 12/116:29 amPHX - MCI
Nonstop2h 38mFrontier
lun. 12/158:45 pmMCI - PHX
1 stop4h 59mFrontier
Deal found 11/25$147
This Expedia deal was found by Cheapflights users on 11/25. 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.
jue. 12/1110:26 pmPHX - MCI
1 stop14h 27mFrontier
dom. 12/1411:58 amMCI - PHX
Nonstop3h 02mFrontier
Deal found 11/25$148
This CheapOair deal was found by Cheapflights users on 11/25. 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.
sáb. 12/137:43 pmPHX - STL
1 stop15h 29mFrontier
lun. 12/1512:07 pmSTL - PHX
Nonstop3h 31mFrontier
Deal found 11/25$162
This CheapOair deal was found by Cheapflights users on 11/25. 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.
sáb. 12/2010:31 pmPHX - MCI
1 stop20h 20mFrontier
dom. 1/48:45 pmMCI - PHX
1 stop12h 36mFrontier
Deal found 11/25$164
This FlightHub deal was found by Cheapflights users on 11/25. 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.
vie. 12/1210:26 pmPHX - STL
1 stop10h 48mFrontier
lun. 12/1512:07 pmSTL - PHX
Nonstop3h 31mFrontier
Deal found 11/25$164
This Super.com deal was found by Cheapflights users on 11/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/127:00 amPHX - MCI
1 stop5h 53mFrontier
dom. 12/1411:58 amMCI - PHX
Nonstop3h 02mFrontier
Deal found 11/25$172
This CheapOair deal was found by Cheapflights users on 11/24. 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.
lun. 12/87:25 amPHX - STL
Nonstop2h 57mFrontier
mié. 12/107:43 pmSTL - PHX
1 stop20h 24mFrontier
Deal found 11/24$176
This FlightHub deal was found by Cheapflights users on 11/25. 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. 12/257:20 amPHX - MCI
Nonstop2h 38mFrontier
lun. 12/298:45 pmMCI - PHX
1 stop4h 44mFrontier
Deal found 11/25$179
This FlightHub deal was found by Cheapflights users on 11/24. 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. 12/117:00 amPHX - STL
1 stop26h 14mFrontier
sáb. 12/137:43 pmSTL - PHX
1 stop6h 01mFrontier
Deal found 11/24$182
This FlightHub deal was found by Cheapflights users on 11/24. 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.
mar. 12/237:00 amPHX - STL
1 stop26h 02mFrontier
dom. 12/2810:10 pmSTL - PHX
1 stop11h 38mFrontier
Deal found 11/24$183
This CheapOair deal was found by Cheapflights users on 11/25. 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.
mar. 12/237:00 amPHX - STL
1 stop26h 02mFrontier
vie. 1/210:10 pmSTL - PHX
1 stop12h 30mFrontier
Deal found 11/25$184

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 noviembre 26, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Missouri that are best for you.

Fly from

Sky Harbor Intl

Fly to

Missouri

Route

Depart

Return

Price

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

lun. 2/2

9:22 am-7:46 pm

1 stop9h 24m

Kansas City

lun. 2/9

8:41 pm-12:04 pm

1 stop16h 23m

$162

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

vie. 12/12

7:00 am-1:53 pm

1 stop5h 53m

Kansas City

lun. 12/15

8:45 pm-12:44 am

1 stop4h 59m

$206

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

sáb. 1/17

1:50 pm-5:15 pm

Nonstop2h 25m

Kansas City

lun. 1/19

5:50 am-8:00 am

Nonstop3h 10m

$208

PhoenixSt. Louis

PHX - STL

PHXSTL

Phoenix Sky Harbor Intl

mar. 12/9

7:00 am-10:33 pm

2 stops14h 33m

Lambert-St Louis

sáb. 12/13

7:43 pm-12:44 am

1 stop6h 01m

$224

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

mar. 12/30

7:00 am-7:50 pm

1 stop11h 50m

Kansas City

sáb. 1/3

8:45 pm-8:21 am

1 stop12h 36m

$233

PhoenixSt. Louis

PHX - STL

PHXSTL

Phoenix Sky Harbor Intl

lun. 12/8

7:25 am-11:22 am

Nonstop2h 57m

Lambert-St Louis

jue. 12/11

1:16 pm-6:31 pm

1 stop6h 15m

$244

PhoenixSpringfield

PHX - SGF

PHXSGF

Phoenix Sky Harbor Intl

vie. 2/6

9:30 am-8:52 pm

1 stop10h 22m

Springfield-Branson

lun. 2/9

9:42 pm-2:33 pm

1 stop17h 51m

$245

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

vie. 12/12

1:55 pm-8:55 pm

1 stop6h 00m

Kansas City

mar. 12/16

9:20 am-11:15 am

Nonstop2h 55m

$249

PhoenixJoplin

PHX - JLN

PHXJLN

Phoenix Sky Harbor Intl

mar. 12/16

1:45 pm-11:27 pm

1 stop8h 42m

Joplin

mar. 1/6

8:52 am-3:57 pm

1 stop8h 05m

$254

PhoenixKansas City

PHX - MCI

PHXMCI

Phoenix Sky Harbor Intl

mié. 12/31

1:08 am-9:44 am

1 stop7h 36m

Kansas City

lun. 1/5

3:46 pm-11:15 pm

1 stop8h 29m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/26

Showing 1-10 of 60 results
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Best time to book a flight from Sky Harbor Intl to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Sky Harbor Intl 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 Sky Harbor Intl Airport to Missouri

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Missouri?

Currently, December is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Missouri (average of $101). Flying from Phoenix Sky Harbor Intl Airport to Missouri in June is currently the most expensive (average of $193). 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 Sky Harbor Intl 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 noviembre 26, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 33% on flights from Phoenix Sky Harbor Intl Airport to Missouri by exploring options for tickets in the evening.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Missouri flight should consider departing on Friday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 26, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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
Delta
7.9
Good
7,999 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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
3,099 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Boarding

8.1

Comfort

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 Sky Harbor Intl 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 Sky Harbor Intl Airport to Missouri?

    A quick flight from Phoenix Sky Harbor Intl Airport to Missouri can take about 2h 25m. Frontier provides one of the quickest options available for as low as $208. The distance from Phoenix Sky Harbor Intl Airport to Missouri is about 1040 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Missouri one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $57. Southwest flights start at $70 while deals on American Airlines start at $70 one-way.

  • What are the most popular routes from Phoenix Sky Harbor Intl Airport to Missouri?

    The most popular route from Phoenix Sky Harbor Intl Airport to Missouri is Phoenix Sky Harbor Intl - Lambert-St Louis. You may also consider Phoenix Sky Harbor Intl - Kansas City or Phoenix Sky Harbor Intl - Springfield-Branson.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Missouri?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix Sky Harbor Intl Airport to Missouri on time: SkyWest Airlines (100%), American Airlines (81%), Frontier (80%).

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Missouri?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Missouri is generally $252, our data shows the cheapest flight currently is $70. When looking at the most popular route, (Phoenix Sky Harbor Intl - Lambert-St Louis), you can expect to pay $194 for that flight.

  • Can I find deals for flights from Sky Harbor Intl to Missouri that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Missouri?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Missouri?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Missouri?

    Currently, December is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Missouri (average of $101). Flying from Phoenix Sky Harbor Intl Airport to Missouri in June is currently the most expensive (average of $193). 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 Sky Harbor Intl to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Sky Harbor Intl to Missouri

Discover the top 6 airlines that operate flights from Sky Harbor Intl 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 noviembre 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$213FlexibilityNo cancel feeOn-time62%
DeltaCheapest$111Average$382FlexibilityNo cancel feeOn-timeN/A
Allegiant AirCheapest$147Average$217FlexibilityNo cancel feeOn-time88%
SouthwestCheapest$195Average$390FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$198Average$401FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$206Average$415FlexibilityNo cancel feeOn-time71%

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