$39+ Cheap flights from Missouri to Arizona
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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PHX
Feb 28 — Mar 71
1 adult, Economy
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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 Missouri to Arizona
Cheapest flights from Missouri to ArizonaExplore the most affordable flight options available from Missouri to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Missouri to Arizona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Expedia deal was found by Cheapflights users on 1/26. 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.
Thu 2/269:24 pm
MCI
- LAS
1 stop22h 06m
Multiple Airlines
Tue 3/36:48 pm
LAS
- MCI
Nonstop2h 45m
Multiple Airlines
Deal found 1/26![Multiple Airlines logo]()
$124
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:00 am
MCI
- LAS
Nonstop3h 14m
Spirit Airlines
Wed 3/116:48 pm
LAS
- MCI
Nonstop2h 45m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/282:51 pm
STL
- LAS
1 stop10h 53m
Frontier
Wed 3/46:30 am
LAS
- STL
1 stop7h 23m
Frontier
Deal found 1/28![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:11 pm
STL
- LAS
Nonstop3h 48m
Frontier
Fri 3/69:20 pm
LAS
- STL
1 stop10h 29m
Frontier
Deal found 1/29![Frontier logo]()
$126
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Wed 3/257:00 am
MCI
- LAS
Nonstop3h 08m
Spirit Airlines
Fri 3/276:48 pm
LAS
- MCI
Nonstop2h 43m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$127
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:00 am
MCI
- LAS
Nonstop3h 14m
Spirit Airlines
Sat 3/146:48 pm
LAS
- MCI
Nonstop2h 43m
Spirit Airlines
Deal found 1/28![Spirit Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:00 am
MCI
- LAS
Nonstop3h 14m
Multiple Airlines
Fri 2/276:40 pm
LAS
- MCI
1 stop23h 06m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$129
This Expedia deal was found by Cheapflights users on 1/27. 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.
Tue 3/247:00 am
MCI
- LAS
Nonstop3h 08m
Spirit Airlines
Thu 3/266:48 pm
LAS
- MCI
Nonstop2h 43m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 3/24:49 pm
MCI
- PHX
Nonstop3h 16m
Multiple Airlines
Wed 3/43:05 pm
PHX
- MCI
1 stop7h 28m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$130
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:36 pm
MCI
- LAS
1 stop14h 05m
Multiple Airlines
Tue 2/246:48 pm
LAS
- MCI
Nonstop2h 45m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:00 am
MCI
- LAS
Nonstop3h 14m
Spirit Airlines
Wed 3/49:54 pm
LAS
- MCI
1 stop10h 36m
Spirit Airlines
Deal found 1/27![Spirit Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:36 pm
MCI
- PHX
1 stop12h 36m
Frontier
Sat 2/286:00 am
PHX
- MCI
1 stop12h 46m
Frontier
Deal found 1/28![Frontier logo]()
$132
Find flight deals from Missouri to Arizona
Keep the following information in mind while searching for Missouri to Arizona flight deals. Data was last updated January 29, 2026.
Round-trip from | $124 (Expedia) |
|---|---|
One-way from | $39 (Kiwi.com) |
Popular in | March |
Cheapest in | November |
Average price | $359 |
Good round-trip deal | $280 or less |
Good one-way deal | $165 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri to Arizona 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 January 29, 2026.
Use the filters below to find and compare flights from Missouri to Arizona that are best for you.
Fly from
Missouri
Fly to
Arizona
Route
Depart
Return
Price
Kansas CityLas Vegas
MCI - LAS
MCILAS
Kansas City
Sat 2/14
8:36 pm-11:44 pm
1 stop5h 08m
Las Vegas Harry Reid Intl
Wed 2/18
6:30 am-3:44 pm
1 stop7h 14m
$164
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Tue 2/24
2:24 pm-4:23 pm
Nonstop2h 59m
Phoenix Sky Harbor Intl
Tue 3/3
9:49 am-1:33 pm
Nonstop2h 44m
$199
St. LouisLas Vegas
STL - LAS
STLLAS
Lambert-St Louis
Fri 2/27
7:55 pm-9:40 pm
Nonstop3h 45m
Las Vegas Harry Reid Intl
Mon 3/2
6:40 pm-11:45 pm
Nonstop3h 05m
$217
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Tue 3/3
7:05 am-12:38 pm
1 stop6h 33m
Phoenix Sky Harbor Intl
Wed 3/18
7:05 am-2:54 pm
1 stop5h 49m
$224
St. LouisLas Vegas
STL - LAS
STLLAS
Lambert-St Louis
Sat 2/21
8:45 pm-10:30 pm
Nonstop3h 45m
Las Vegas Harry Reid Intl
Sat 2/28
6:50 am-11:55 am
Nonstop3h 05m
$227
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Fri 3/27
1:58 pm-3:16 pm
Nonstop3h 18m
Phoenix Sky Harbor Intl
Sun 3/29
5:30 am-10:02 am
Nonstop2h 32m
$228
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Tue 2/17
3:48 pm-11:29 pm
1 stop8h 41m
Phoenix Sky Harbor Intl
Wed 2/18
7:15 am-2:51 pm
1 stop6h 36m
$229
St. LouisLas Vegas
STL - LAS
STLLAS
Lambert-St Louis
Wed 5/27
2:15 pm-6:03 pm
1 stop5h 48m
Las Vegas Harry Reid Intl
Sat 5/30
6:10 am-1:21 pm
1 stop5h 11m
$233
St. LouisLas Vegas
STL - LAS
STLLAS
Lambert-St Louis
Mon 3/30
6:29 am-10:56 am
1 stop6h 27m
Las Vegas Harry Reid Intl
Wed 4/1
12:50 am-9:01 am
1 stop6h 11m
$233
St. LouisLas Vegas
STL - LAS
STLLAS
Lambert-St Louis
Sat 5/23
3:50 pm-10:50 pm
1 stop9h 00m
Las Vegas Harry Reid Intl
Tue 5/26
5:30 pm-12:36 am
1 stop5h 06m
$233
Showing 1-10 of 60 results
Best time to book a flight from Missouri to Arizona
Have a flexible travel schedule? Discover the best time to fly to Arizona 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 Arizona
What is the cheapest month to book a flight from Missouri to Arizona?
Currently, December is the cheapest month in which you can book a flight from Missouri to Arizona (average of $98). Flying from Missouri to Arizona in September is currently the most expensive (average of $160). 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 AZ?
Find hourly flight availability from Missouri to Arizona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.
When flying from Missouri to Arizona, 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 14% versus a flight in the morning.
What is the cheapest day to fly from Missouri to Arizona?
Use this chart to determine the cheapest time to fly round-trip from Missouri to Arizona. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Missouri to Arizona 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.
Weekly flight availability from Missouri to Arizona
Explore weekly flight availability from Missouri to Arizona. 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 January 29, 2026.
The most flights from USMO to USAZ are scheduled on a Thursday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
Reviews of airlines servicing Arizona
Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated January 29, 2026.
See what other customers who have flown with Southwest, United Airlines, and American Airlines from Missouri to Arizona have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
8.0
Entertainment
7.5
Food
7.0
Crew
8.6
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Missouri to Arizona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Missouri to Arizona
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Missouri to Arizona
Discover the top 7 airlines that operate flights from Missouri to Arizona. 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$86 | Average$196 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$121 | Average$200 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$137 | Average$332 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$140 | Average$204 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$148 | Average$405 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$201 | Average$400 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$204 | Average$448 | FlexibilityNo cancel fee | On-time71% |