$78+ Cheap flights from Phoenix to Missouri
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STL
Oct 21 — Oct 281
Round-trip
1 adult, Economy
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Find cheap flights from Phoenix to Missouri with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Phoenix to MissouriExplore the most affordable flight options available from Phoenix to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
Explore the most affordable flight options available from Phoenix to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/149:15 am -
1 stop8h 33m
Tue 10/208:43 pm -
1 stop13h 27m
Deal found 9/18![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/208:51 pm -
1 stop20h 57m
Tue 10/278:43 pm -
1 stop13h 21m
Deal found 9/18![Frontier logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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.
Thu 10/296:15 am -
1 stop11h 32m
Thu 11/128:43 pm -
1 stop4h 59m
Deal found 9/19![Frontier logo]()
$163
This Expedia deal was found by Cheapflights users on 9/19. 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 10/229:15 am -
1 stop8h 33m
Mon 10/268:43 pm -
1 stop20h 34m
Deal found 9/19![Frontier logo]()
$165
This Expedia deal was found by Cheapflights users on 9/16. 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 10/106:15 am -
1 stop11h 33m
Tue 10/138:43 pm -
1 stop20h 26m
Deal found 9/16![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/319:15 am -
1 stop8h 32m
Sat 11/78:43 pm -
1 stop4h 59m
Deal found 9/19![Frontier logo]()
$170
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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.
Sat 10/246:15 am -
1 stop11h 33m
Wed 10/288:43 pm -
1 stop20h 34m
Deal found 9/19![Frontier logo]()
$174
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 10/302:46 pm -
1 stop27h 01m
Mon 11/28:43 pm -
1 stop20h 34m
Deal found 9/20![Frontier logo]()
$175
This Mytrip deal was found by Cheapflights users on 9/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:09 am -
1 stop8h 38m
Tue 11/178:43 pm -
2 stops17h 47m
Deal found 9/19![Frontier logo]()
$177
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 10/69:15 am -
1 stop8h 22m
Mon 10/128:43 pm -
1 stop25h 03m
Deal found 9/17![Frontier logo]()
$179
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:23 pm -
2 stops23h 17m
Mon 10/196:35 pm -
2 stops21h 07m
Deal found 9/16![Frontier logo]()
$278
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/138:35 am -
Nonstop3h 02m
Tue 10/278:03 am -
Nonstop3h 35m
Deal found 9/16![American Airlines logo]()
$279
Best flights from Phoenix to MissouriDiscover carefully curated flight deals from Phoenix to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Phoenix to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Southwest deal was found by Cheapflights users on 9/17. 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 11/186:15 pm -
Nonstop2h 55m
Wed 12/28:20 pm -
Nonstop3h 25m
Deal found 9/17![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/2812:36 am -
1 stop7h 22m
Sun 11/16:26 pm -
1 stop6h 24m
Deal found 9/19![American Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 9/19. 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 10/164:29 pm -
1 stop5h 15m
Mon 10/191:30 pm -
1 stop8h 02m
Deal found 9/19![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 9/20. 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 10/275:45 am -
1 stop5h 47m
Thu 11/55:00 pm -
1 stop7h 43m
Deal found 9/20![Delta logo]()
$357
This Southwest deal was found by Cheapflights users on 9/16. 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 10/106:50 pm -
Nonstop2h 35m
Tue 10/136:50 pm -
1 stop5h 30m
Deal found 9/16![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 9/19. 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 10/176:50 pm -
Nonstop2h 35m
Sat 10/247:45 am -
Nonstop3h 00m
Deal found 9/19![Southwest logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/17. 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 1/1512:55 pm -
1 stop6h 39m
Mon 1/181:41 pm -
1 stop7h 01m
Deal found 9/17![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 9/16. 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 1/196:30 am -
1 stop5h 05m
Tue 1/193:55 pm -
Nonstop3h 30m
Deal found 9/16![Southwest logo]()
$289
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/176:00 am -
1 stop4h 56m
Sat 10/317:35 am -
2 stops8h 53m
Deal found 9/17![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/19. 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 10/298:00 am -
1 stop4h 55m
Thu 11/129:55 pm -
Nonstop3h 00m
Deal found 9/19![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 9/18. 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 10/227:05 pm -
Nonstop2h 35m
Mon 10/267:05 pm -
1 stop4h 55m
Deal found 9/18![Southwest logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/1312:36 am -
1 stop7h 25m
Sun 10/186:24 pm -
1 stop8h 20m
Deal found 9/15![American Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/237:30 am -
1 stop6h 55m
Sun 11/12:55 pm -
1 stop6h 42m
Deal found 9/16![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 9/20. 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 10/308:55 pm -
Nonstop2h 35m
Mon 11/25:05 am -
Nonstop2h 55m
Deal found 9/20![Southwest logo]()
$304
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/2210:26 am -
2 stops11h 18m
Mon 10/261:34 pm -
2 stops8h 51m
Deal found 9/16![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/296:00 am -
2 stops8h 11m
Mon 11/21:34 pm -
2 stops8h 51m
Deal found 9/16![United Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 9/20. 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 11/126:20 am -
Nonstop2h 25m
Sun 11/156:15 pm -
Nonstop2h 50m
Deal found 9/20![Southwest logo]()
$333
This United Airlines deal was found by Cheapflights users on 9/19. 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 11/72:50 pm -
1 stop5h 11m
Thu 11/121:25 pm -
2 stops9h 00m
Deal found 9/19![United Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 9/18. 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 10/156:30 pm -
Nonstop2h 55m
Tue 10/201:45 pm -
1 stop6h 05m
Deal found 9/18![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 2/114:00 pm -
1 stop6h 08m
Mon 2/151:41 pm -
1 stop7h 01m
Deal found 9/16![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 9/19. 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 10/228:25 pm -
Nonstop2h 55m
Mon 10/266:05 am -
1 stop5h 35m
Deal found 9/19![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/164:29 pm -
1 stop5h 15m
Tue 10/207:32 am -
1 stop7h 24m
Deal found 9/20![United Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 9/16. 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 12/44:15 pm -
1 stop4h 05m
Sun 12/66:45 am -
2 stops6h 05m
Deal found 9/16![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/3110:21 am -
2 stops8h 38m
Mon 11/21:40 pm -
1 stop7h 15m
Deal found 9/16![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 9/20. 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 10/146:10 pm -
1 stop4h 10m
Thu 10/227:40 pm -
Nonstop3h 05m
Deal found 9/20![Southwest logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/138:00 am -
2 stops8h 43m
Tue 10/2011:35 am -
2 stops10h 49m
Deal found 9/17![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/233:30 pm -
1 stop6h 14m
Mon 10/261:33 pm -
1 stop5h 49m
Deal found 9/16![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 9/20. 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.
Sun 12/279:20 pm -
Nonstop2h 30m
Sat 1/25:00 am -
Nonstop2h 55m
Deal found 9/20![Southwest logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/16. 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 12/125:51 pm -
1 stop4h 53m
Wed 12/161:38 pm -
1 stop7h 09m
Deal found 9/16![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 9/17. 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 1/285:50 am -
Nonstop2h 45m
Sun 1/316:40 pm -
1 stop5h 45m
Deal found 9/17![Southwest logo]()
$428
Last-minute flights from Phoenix to MissouriDiscover last-minute flight deals from Phoenix to Missouri. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Missouri. Data last updated September 21, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 10/69:15 am -
1 stop8h 22m
Mon 10/128:43 pm -
1 stop25h 03m
Deal found 9/17![Frontier logo]()
$179
This Expedia deal was found by Cheapflights users on 9/16. 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 10/106:15 am -
1 stop11h 33m
Tue 10/138:43 pm -
1 stop20h 26m
Deal found 9/16![Frontier logo]()
$167
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/138:35 am -
Nonstop3h 02m
Tue 10/278:03 am -
Nonstop3h 35m
Deal found 9/16![American Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/149:15 am -
1 stop8h 33m
Tue 10/208:43 pm -
1 stop13h 27m
Deal found 9/18![Frontier logo]()
$155
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:23 pm -
2 stops23h 17m
Mon 10/196:35 pm -
2 stops21h 07m
Deal found 9/16![Frontier logo]()
$278
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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 10/168:51 pm -
1 stop20h 57m
Wed 10/218:43 pm -
1 stop13h 27m
Deal found 9/19![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/208:51 pm -
1 stop20h 57m
Tue 10/278:43 pm -
1 stop13h 21m
Deal found 9/18![Frontier logo]()
$157
This Expedia deal was found by Cheapflights users on 9/19. 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 10/229:15 am -
1 stop8h 33m
Mon 10/268:43 pm -
1 stop20h 34m
Deal found 9/19![Frontier logo]()
$165
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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.
Sat 10/246:15 am -
1 stop11h 33m
Wed 10/288:43 pm -
1 stop20h 34m
Deal found 9/19![Frontier logo]()
$174
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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.
Thu 10/296:15 am -
1 stop11h 32m
Thu 11/128:43 pm -
1 stop4h 59m
Deal found 9/19![Frontier logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 9/20. 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 10/302:46 pm -
1 stop27h 01m
Mon 11/28:43 pm -
1 stop20h 34m
Deal found 9/20![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/319:15 am -
1 stop8h 32m
Sat 11/78:43 pm -
1 stop4h 59m
Deal found 9/19![Frontier logo]()
$170
One-way flights from Phoenix to MissouriSearch for one-way flight options from Phoenix to Missouri. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Phoenix to Missouri. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/219:15 am -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/139:15 am -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/146:15 am -
1 stop11h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 10/208:51 pm -
1 stop20h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$81
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:15 am -
1 stop8h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 9/19. 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.
Wed 10/287:15 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/109:15 am -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$83
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:15 am -
1 stop8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 9/20. 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.
Thu 10/296:15 am -
1 stop11h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 9/20. 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.
Tue 10/208:51 pm -
1 stop16h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 9/19. 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 11/1810:09 am -
1 stop23h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 10/216:15 am -
1 stop7h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$95
Find flight deals from Phoenix to Missouri
Keep the following information in mind while searching for Phoenix to Missouri flight deals. Data was last updated September 21, 2026.
Round-trip from | $155 (Kiwi.com) |
|---|---|
One-way from | $78 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $392 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix 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 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from Phoenix to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Thu 12/17
8:25 pm-11:50 pm
Nonstop2h 25m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$130
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Mon 10/26
8:55 pm-1:30 am
Nonstop2h 35m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$130
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Thu 10/22
5:05 am-9:35 am
Nonstop2h 30m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$130
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Mon 10/19
8:55 pm-1:30 am
Nonstop2h 35m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$130
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Tue 10/6
6:35 pm-11:10 pm
Nonstop2h 35m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$136
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Mon 10/19
11:52 pm-9:07 am
1 stop7h 15m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Sun 11/8
12:59 am-9:52 am
1 stop7h 53m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
PhoenixKansas City
PHX Phoenix Sky Harbor Intl - MCI Kansas City
PHXMCI
Phoenix Sky Harbor Intl
Mon 11/9
4:40 pm-11:00 pm
1 stop5h 20m
Kansas City
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
PhoenixSt. Louis
PHX Phoenix Sky Harbor Intl - STL Lambert-St Louis
PHXSTL
Phoenix Sky Harbor Intl
Sat 1/9
6:05 am-9:50 am
Nonstop2h 45m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
PhoenixSt. Louis
PHX Phoenix Sky Harbor Intl - STL Lambert-St Louis
PHXSTL
Phoenix Sky Harbor Intl
Tue 11/24
9:00 pm-12:55 am
Nonstop2h 55m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Phoenix with our price prediction graph.
PHX-STL
PHX-COU
PHX-JLN
PHX-MCI
PHX-SGF
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 to Missouri
PH1-USMO
PHX-STL
PHX-COU
PHX-JLN
PHX-MCI
What is the cheapest month to book a flight from Phoenix to Missouri?
Currently, February is the cheapest month in which you can book a flight from Phoenix to Missouri (average of $306). Flying from Phoenix to Missouri in June is currently the most expensive (average of $428). 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 Phoenix 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 September 21, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 12% on flights from Phoenix to Missouri by exploring options for tickets in the afternoon.
Weekly flight availability from Phoenix to Missouri
Explore weekly flight availability from Phoenix to Missouri. 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 September 21, 2026.
The most flights from PH1 to USMO are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Phoenix to Missouri?
Airfare is below average for this route at the moment.
Phoenix to Missouri flights typically cost between $288 and $434 in October.The cheapest round-trip price found within the last 5 days was $278 on Frontier (Oct 15-Oct 19).
How far ahead should I book a flight from Phoenix to Missouri?
The best time to book flights from Phoenix to Missouri is 9 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 Phoenix to Missouri?
Use this chart to determine the cheapest time to fly round-trip from Phoenix to Missouri. Price data was last updated on September 19, 2026.
Travelers seeking maximum savings on their Phoenix to Missouri flight should consider departing on Tuesday afternoons 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 September 21, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAllegiant Air from Phoenix to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Phoenix to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Phoenix to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Phoenix to Missouri by cabin class
Find flights from Phoenix to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Phoenix and Missouri flights
Browse other Phoenix and Missouri flight options. Last updated on September 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Phoenix to Missouri flights
Consider these flights traveling from Phoenix to Missouri.
Top 6 airlines flying from Phoenix to Missouri
Discover the top 6 airlines that operate flights from Phoenix 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 7,457,451 searches. Data last updated September 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$268 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$229 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$207 | Average$430 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$230 | Average$362 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$254 | Average$370 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$261 | Average$421 | FlexibilityNo cancel fee | On-time63% |