$61+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PHX
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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1. Tell us where you want to go
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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 August 1, 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 August 1, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:42 pm
STL
- LAS
1 stop9h 17m
Alaska Airlines
Wed 10/712:08 pm
LAS
- STL
1 stop9h 51m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Fri 9/258:32 pm
MCI
- LAS
1 stop19h 35m
Frontier
Tue 9/296:45 am
LAS
- MCI
1 stop10h 52m
Frontier
Deal found 7/30![Frontier logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:12 pm
SGF
- LAS
Nonstop3h 09m
Allegiant Air
Fri 9/116:55 am
LAS
- SGF
Nonstop2h 57m
Allegiant Air
Deal found 7/29![Allegiant Air logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/51:38 pm
MCI
- LAS
1 stop12h 05m
Frontier
Wed 9/99:45 am
LAS
- MCI
1 stop7h 52m
Frontier
Deal found 7/28![Frontier logo]()
$151
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Mon 8/249:36 pm
SGF
- LAS
Nonstop3h 03m
Allegiant Air
Fri 8/282:48 pm
LAS
- SGF
Nonstop2h 58m
Allegiant Air
Deal found 7/31![Allegiant Air logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 10/138:10 pm
STL
- PHX
1 stop29h 23m
Frontier
Wed 10/218:16 am
PHX
- STL
1 stop8h 59m
Frontier
Deal found 7/28![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/172:17 pm
MCI
- LAS
1 stop11h 14m
Frontier
Mon 10/1912:59 am
LAS
- MCI
1 stop10h 23m
Frontier
Deal found 7/31![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/78:32 pm
MCI
- LAS
1 stop12h 53m
Frontier
Fri 10/912:59 am
LAS
- MCI
1 stop10h 23m
Frontier
Deal found 7/31![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Tue 10/132:17 pm
MCI
- LAS
1 stop7h 53m
Frontier
Thu 10/156:00 am
LAS
- MCI
1 stop5h 22m
Frontier
Deal found 7/29![Frontier logo]()
$156
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:29 am
STL
- LAS
1 stop11h 03m
Alaska Airlines
Fri 9/1811:55 am
LAS
- STL
1 stop10h 04m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/168:10 pm
STL
- PHX
1 stop13h 50m
Frontier
Wed 9/239:15 am
PHX
- STL
1 stop8h 02m
Frontier
Deal found 7/31![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 9/131:02 pm
STL
- LAS
1 stop23h 44m
Frontier
Wed 9/169:45 am
LAS
- STL
1 stop7h 32m
Frontier
Deal found 7/28![Frontier logo]()
$161
Best flights from Missouri to ArizonaDiscover carefully curated flight deals from Missouri to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Missouri to Arizona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:17 am
MCI
- PHX
2 stops16h 24m
Alaska Airlines
Wed 10/147:38 am
PHX
- MCI
2 stops14h 21m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:15 pm
MCI
- PHX
Nonstop2h 45m
Southwest
Tue 9/15:55 pm
PHX
- MCI
Nonstop2h 35m
Southwest
Deal found 7/27![Southwest logo]()
$267
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:20 pm
MCI
- PHX
1 stop8h 01m
Delta
Tue 10/203:59 pm
PHX
- MCI
1 stop5h 41m
Delta
Deal found 7/31![Delta logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am
COU
- PHX
2 stops11h 35m
United Airlines
Sun 8/306:20 am
PHX
- COU
1 stop6h 10m
United Airlines
Deal found 8/1![United Airlines logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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.
Fri 9/185:19 pm
STL
- LAS
1 stop16h 48m
Frontier
Sat 9/1912:59 am
LAS
- STL
1 stop6h 36m
Frontier
Deal found 7/27![Frontier logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:36 am
STL
- TUS
1 stop7h 41m
American Airlines
Wed 8/193:58 pm
TUS
- STL
1 stop5h 44m
American Airlines
Deal found 7/27![American Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 7/31. 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.
Fri 8/217:15 pm
MCI
- PHX
Nonstop2h 45m
Southwest
Mon 8/2410:00 am
PHX
- MCI
Nonstop2h 30m
Southwest
Deal found 7/31![Southwest logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:17 am
MCI
- LAS
2 stops14h 11m
Alaska Airlines
Fri 10/308:23 pm
LAS
- MCI
2 stops18h 55m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:10 am
MCI
- PHX
1 stop5h 00m
Southwest
Mon 8/317:10 pm
PHX
- MCI
Nonstop2h 35m
Southwest
Deal found 7/27![Southwest logo]()
$273
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:49 am
COU
- LAS
1 stop7h 13m
United Airlines
Fri 8/2811:55 pm
LAS
- COU
1 stop8h 21m
United Airlines
Deal found 7/27![United Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:30 pm
SGF
- PHX
1 stop7h 41m
Delta
Thu 12/37:05 am
PHX
- SGF
1 stop8h 47m
Delta
Deal found 7/28![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/31. 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.
Thu 8/2711:10 am
MCI
- PHX
1 stop5h 00m
Southwest
Mon 8/315:40 am
PHX
- MCI
Nonstop2h 30m
Southwest
Deal found 7/31![Southwest logo]()
$273
This Southwest deal was found by Cheapflights users on 7/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:20 am
MCI
- PHX
Nonstop2h 45m
Southwest
Mon 8/242:45 pm
PHX
- MCI
1 stop5h 45m
Southwest
Deal found 7/30![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:43 am
MCI
- TUS
1 stop8h 35m
Delta
Wed 9/21:28 pm
TUS
- MCI
1 stop8h 30m
Delta
Deal found 7/28![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:05 pm
SGF
- LAS
1 stop6h 24m
United Airlines
Mon 8/317:45 am
LAS
- SGF
1 stop6h 26m
United Airlines
Deal found 7/31![United Airlines logo]()
$339
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:50 pm
MCI
- LAS
1 stop19h 29m
Alaska Airlines
Wed 8/195:28 pm
LAS
- MCI
2 stops17h 10m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:40 pm
MCI
- PHX
Nonstop3h 00m
Southwest
Mon 10/57:05 pm
PHX
- MCI
Nonstop2h 30m
Southwest
Deal found 7/29![Southwest logo]()
$283
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:00 pm
SGF
- PHX
1 stop7h 45m
Delta
Thu 11/127:05 am
PHX
- SGF
1 stop8h 47m
Delta
Deal found 7/31![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:58 pm
SGF
- LAS
1 stop6h 52m
United Airlines
Wed 9/3010:00 am
LAS
- SGF
1 stop6h 36m
United Airlines
Deal found 7/31![United Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:14 pm
COU
- PHX
1 stop6h 55m
American Airlines
Sat 10/2412:31 am
PHX
- COU
1 stop7h 27m
American Airlines
Deal found 7/29![American Airlines logo]()
$436
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:48 pm
MCI
- LAS
2 stops20h 54m
Alaska Airlines
Fri 9/118:02 am
LAS
- MCI
1 stop26h 36m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 7/31. 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.
Wed 10/211:45 pm
STL
- PHX
1 stop6h 05m
Southwest
Sat 10/246:45 pm
PHX
- STL
Nonstop2h 50m
Southwest
Deal found 7/31![Southwest logo]()
$287
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 pm
STL
- TUS
1 stop6h 46m
Delta
Sun 9/66:00 am
TUS
- STL
1 stop6h 33m
Delta
Deal found 7/29![Delta logo]()
$356
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:14 pm
MCI
- LAS
1 stop6h 55m
Alaska Airlines
Tue 10/208:28 am
LAS
- MCI
2 stops13h 31m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/143:12 pm
COU
- PHX
1 stop9h 09m
United Airlines
Tue 8/186:20 am
PHX
- COU
1 stop6h 10m
United Airlines
Deal found 7/30![United Airlines logo]()
$368
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 10/236:24 pm
COU
- PHX
1 stop8h 10m
American Airlines
Sat 10/2412:31 am
PHX
- COU
1 stop7h 27m
American Airlines
Deal found 7/31![American Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:15 am
STL
- PHX
1 stop6h 10m
Delta
Sun 9/135:15 pm
PHX
- STL
1 stop5h 29m
Delta
Deal found 7/31![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 7/31. 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.
Tue 10/134:55 pm
STL
- PHX
Nonstop3h 20m
Southwest
Wed 10/1412:05 am
PHX
- STL
1 stop5h 40m
Southwest
Deal found 7/31![Southwest logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:02 am
STL
- PHX
1 stop11h 08m
Alaska Airlines
Wed 10/77:38 am
PHX
- STL
2 stops14h 21m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:27 am
STL
- TUS
2 stops8h 19m
United Airlines
Sat 10/36:06 am
TUS
- STL
1 stop6h 04m
United Airlines
Deal found 8/1![United Airlines logo]()
$390
Last-minute flights from Missouri to ArizonaDiscover last-minute flight deals from Missouri to Arizona. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Arizona. Data last updated August 1, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:21 pm
SGF
- LAS
Nonstop3h 11m
Allegiant Air
Fri 8/147:30 am
LAS
- SGF
Nonstop3h 01m
Allegiant Air
Deal found 7/30![Allegiant Air logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/211:38 pm
MCI
- LAS
1 stop26h 09m
Frontier
Sun 8/2312:57 am
LAS
- MCI
1 stop9h 56m
Frontier
Deal found 7/29![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/221:38 pm
MCI
- LAS
1 stop5h 51m
Frontier
Fri 8/2812:57 am
LAS
- MCI
1 stop9h 56m
Frontier
Deal found 7/31![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Mon 8/249:36 pm
SGF
- LAS
Nonstop3h 03m
Allegiant Air
Fri 8/282:48 pm
LAS
- SGF
Nonstop2h 58m
Allegiant Air
Deal found 7/31![Allegiant Air logo]()
$151
This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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.
Mon 8/249:36 pm
SGF
- LAS
Nonstop3h 03m
Allegiant Air
Mon 8/313:29 pm
LAS
- SGF
Nonstop2h 58m
Allegiant Air
Deal found 7/27![Allegiant Air logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 8/247:58 pm
STL
- LAS
1 stop5h 49m
Frontier
Thu 8/276:00 am
LAS
- STL
1 stop11h 13m
Frontier
Deal found 7/28![Frontier logo]()
$193
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:45 pm
STL
- LAS
Nonstop3h 35m
Multiple Airlines
Wed 9/28:02 am
LAS
- STL
1 stop7h 08m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Thu 8/271:38 pm
MCI
- LAS
1 stop5h 51m
Frontier
Wed 9/212:57 am
LAS
- MCI
1 stop9h 56m
Frontier
Deal found 7/30![Frontier logo]()
$178
This American Airlines deal was found by Cheapflights users on 8/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:36 am
STL
- LAS
1 stop6h 18m
American Airlines
Sat 9/58:00 am
LAS
- STL
1 stop8h 05m
American Airlines
Deal found 8/1![American Airlines logo]()
$187
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:45 pm
STL
- LAS
Nonstop3h 35m
Multiple Airlines
Sat 9/58:02 am
LAS
- STL
1 stop7h 08m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sat 8/291:38 pm
MCI
- LAS
1 stop5h 51m
Frontier
Fri 9/412:57 am
LAS
- MCI
1 stop9h 56m
Frontier
Deal found 8/1![Frontier logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:36 pm
STL
- LAS
1 stop17h 11m
Alaska Airlines
Wed 9/28:02 am
LAS
- STL
1 stop7h 08m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$157
One-way flights from Missouri to ArizonaSearch for one-way flight options from Missouri to Arizona. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Missouri to Arizona. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/202:17 pm
MCI
- LAS
1 stop7h 53m
Frontier
Deal found 7/31![Frontier logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/282:17 pm
MCI
- LAS
1 stop7h 53m
Frontier
Deal found 7/31![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Tue 9/298:32 pm
MCI
- LAS
1 stop13h 56m
Frontier
Deal found 7/29![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 10/272:17 pm
MCI
- LAS
1 stop11h 14m
Frontier
Deal found 7/30![Frontier logo]()
$64
This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:17 pm
SGF
- LAS
Nonstop3h 03m
Allegiant Air
Deal found 7/27![Allegiant Air logo]()
$69
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:02 am
STL
- LAS
1 stop9h 58m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Tue 9/298:32 pm
MCI
- PHX
1 stop13h 28m
Frontier
Deal found 7/29![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Wed 9/308:32 pm
MCI
- LAS
1 stop13h 56m
Frontier
Deal found 7/29![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Tue 10/272:17 pm
MCI
- PHX
1 stop23h 20m
Frontier
Deal found 7/29![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Mon 9/288:32 pm
MCI
- LAS
1 stop13h 56m
Frontier
Deal found 7/29![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Mon 10/262:17 pm
MCI
- LAS
1 stop21h 13m
Frontier
Deal found 7/30![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Mon 12/141:25 pm
SGF
- LAS
Nonstop3h 13m
Allegiant Air
Deal found 7/28![Allegiant Air logo]()
$79
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 August 1, 2026.
Round-trip from | $137 (Alaska Airlines) |
|---|---|
One-way from | $61 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $392 |
Good round-trip deal | $124 or less |
Good one-way deal | $177 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 August 1, 2026.
Use the filters below to find and compare flights from Missouri to Arizona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Wed 10/7
6:17 am-8:41 pm
2 stops16h 24m
Phoenix Sky Harbor Intl
Wed 10/14
7:38 am-11:59 pm
2 stops14h 21m
$264
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Fri 8/28
7:15 pm-8:00 pm
Nonstop2h 45m
Phoenix Sky Harbor Intl
Tue 9/1
5:55 pm-10:30 pm
Nonstop2h 35m
$267
Quickest round-trip
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Fri 8/21
7:15 pm-8:00 pm
Nonstop2h 45m
Phoenix Sky Harbor Intl
Mon 8/24
10:00 am-2:30 pm
Nonstop2h 30m
$267
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Fri 8/28
11:10 am-2:10 pm
1 stop5h 00m
Phoenix Sky Harbor Intl
Mon 8/31
7:10 pm-11:45 pm
Nonstop2h 35m
$273
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Thu 8/27
11:10 am-2:10 pm
1 stop5h 00m
Phoenix Sky Harbor Intl
Mon 8/31
5:40 am-10:10 am
Nonstop2h 30m
$273
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Thu 8/20
6:20 am-7:05 am
Nonstop2h 45m
Phoenix Sky Harbor Intl
Mon 8/24
2:45 pm-10:30 pm
1 stop5h 45m
$277
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Thu 10/1
7:40 pm-8:40 pm
Nonstop3h 00m
Phoenix Sky Harbor Intl
Mon 10/5
7:05 pm-11:35 pm
Nonstop2h 30m
$283
Kansas CityPhoenix
MCI - PHX
MCIPHX
Kansas City
Fri 10/16
5:20 pm-11:21 pm
1 stop8h 01m
Phoenix Sky Harbor Intl
Tue 10/20
3:59 pm-11:40 pm
1 stop5h 41m
$287
St. LouisPhoenix
STL - PHX
STLPHX
Lambert-St Louis
Wed 10/21
1:45 pm-5:50 pm
1 stop6h 05m
Phoenix Sky Harbor Intl
Sat 10/24
6:45 pm-11:35 pm
Nonstop2h 50m
$287
Kansas CityLas Vegas
MCI - LAS
MCILAS
Kansas City
Tue 10/27
6:17 am-6:28 pm
2 stops14h 11m
Las Vegas Harry Reid Intl
Fri 10/30
8:23 pm-5:18 pm
2 stops18h 55m
$289
Showing 1-10 of 60 resultsSorted by cheapest first
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.
MCI-LAS
SGF-LAS
STL-LAS
MCI-PHX
COU-PHX
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
USMO-USAZ
MCI-LAS
SGF-LAS
STL-LAS
MCI-PHX
What is the cheapest month to book a flight from Missouri to Arizona?
Currently, October is the cheapest month in which you can book a flight from Missouri to Arizona (average of $314). Flying from Missouri to Arizona in June is currently the most expensive (average of $416). 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 August 1, 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 38% versus a flight in the afternoon.
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 August 1, 2026.
The most flights from USMO to USAZ are scheduled on a Monday (9 on average). You will have fewer flight options on Wednesday, 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 Arizona?
Airfare is below average for this route at the moment.
Missouri to Arizona flights typically cost between $342 and $397 in October.The cheapest round-trip price found within the last 5 days was $152 on Frontier (Oct 13-Oct 21).
How far ahead should I book a flight from Missouri to Arizona?
The best time to book flights from Missouri to Arizona 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 Arizona?
Use this chart to determine the cheapest time to fly round-trip from Missouri to Arizona. Price data was last updated on July 25, 2026.
Travelers seeking maximum savings on their Missouri to Arizona 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.
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 August 1, 2026.
See what other customers who have flown with Southwest,United Airlines, andAllegiant Air from Missouri to Arizona have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
6.0
GoodLauren,Dec 2024
MCI - DCA
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
Toggle through the tabs below to find thousands of 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.
Complete your trip
Complete your trip to Arizona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missouri to Arizona by cabin class
Find flights from Missouri to Arizona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Arizona flights
Browse other Missouri and Arizona flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Arizona
Find the right flight back to Missouri after your stay in Arizona
Missouri to Arizona flights
Consider these flights traveling from Missouri to Arizona.
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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$226 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$318 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$134 | Average$250 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$148 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$199 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$212 | Average$419 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$292 | Average$380 | FlexibilityNo cancel fee | On-time62% |