$41+ Cheap flights from Philadelphia (PHL) 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STL
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Missouri with Cheapflights
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Cheapest flights from Philadelphia to MissouriExplore the most affordable flight options available from Philadelphia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Philadelphia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/412:36 pm -
1 stop6h 04m
Sat 11/74:26 pm -
2 stops29h 58m
Deal found 9/7![Frontier logo]()
$275
This Frontier deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:35 pm -
1 stop6h 05m
Sun 11/1512:14 pm -
2 stops18h 07m
Deal found 9/7![Frontier logo]()
$276
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 10/32:30 pm -
1 stop6h 37m
Tue 10/67:20 pm -
1 stop4h 36m
Deal found 9/8![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 9/10. 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.
Mon 10/126:25 am -
Nonstop2h 20m
Mon 10/197:50 pm -
Nonstop2h 25m
Deal found 9/10![Southwest logo]()
$278
This Frontier deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:15 am -
1 stop10h 19m
Thu 10/84:30 pm -
1 stop6h 13m
Deal found 9/11![Frontier logo]()
$279
This Expedia deal was found by Cheapflights users on 9/6. 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.
Wed 9/162:50 pm -
1 stop26h 34m
Sun 9/205:19 pm -
1 stop5h 50m
Deal found 9/6![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:45 pm -
1 stop6h 28m
Thu 10/294:26 pm -
1 stop6h 16m
Deal found 9/9![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/28:41 am -
1 stop5h 29m
Mon 10/58:10 pm -
2 stops26h 08m
Deal found 9/8![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/166:00 am -
1 stop11h 58m
Sun 10/185:53 pm -
1 stop19h 28m
Deal found 9/10![Frontier logo]()
$283
This Frontier deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:39 pm -
1 stop8h 20m
Mon 11/301:20 pm -
1 stop8h 41m
Deal found 9/7![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/18:02 pm -
2 stops18h 08m
Fri 10/25:19 pm -
1 stop5h 50m
Deal found 9/10![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 9/297:59 pm -
2 stops18h 11m
Mon 10/52:29 pm -
1 stop15h 47m
Deal found 9/11![Frontier logo]()
$286
Best flights from Philadelphia to MissouriDiscover carefully curated flight deals from Philadelphia to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Philadelphia to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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.
Mon 11/28:15 pm -
1 stop4h 40m
Mon 11/91:05 pm -
2 stops9h 50m
Deal found 9/8![Southwest logo]()
$303
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/86:10 am -
1 stop5h 29m
Tue 10/136:15 am -
2 stops7h 05m
Deal found 9/9![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 9/10. 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 10/212:26 pm -
1 stop5h 37m
Mon 11/95:55 pm -
1 stop4h 20m
Deal found 9/10![Delta logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/246:00 am -
1 stop15h 35m
Sun 9/279:50 am -
1 stop23h 59m
Deal found 9/7![Multiple Airlines logo]()
$636
This Southwest deal was found by Cheapflights users on 9/8. 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 12/411:45 am -
1 stop6h 25m
Mon 12/72:20 pm -
2 stops7h 50m
Deal found 9/8![Southwest logo]()
$324
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/166:16 am -
1 stop9h 00m
Sat 10/243:05 pm -
1 stop5h 24m
Deal found 9/9![United Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 9/9. 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 10/27:31 pm -
1 stop5h 20m
Mon 10/54:25 pm -
1 stop4h 58m
Deal found 9/9![Delta logo]()
$391
This Southwest deal was found by Cheapflights users on 9/9. 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 10/186:20 am -
Nonstop2h 20m
Tue 10/2012:15 pm -
2 stops7h 50m
Deal found 9/9![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/16:10 am -
1 stop5h 29m
Sun 11/13:00 pm -
1 stop7h 09m
Deal found 9/8![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/266:10 am -
1 stop6h 59m
Wed 9/301:30 pm -
1 stop8h 50m
Deal found 9/11![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 9/8. 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 10/231:55 pm -
2 stops7h 00m
Mon 10/263:20 pm -
2 stops7h 35m
Deal found 9/8![Southwest logo]()
$382
This Delta deal was found by Cheapflights users on 9/7. 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 11/66:10 am -
1 stop4h 39m
Sat 11/77:00 am -
1 stop4h 53m
Deal found 9/7![Delta logo]()
$425
This Southwest deal was found by Cheapflights users on 9/10. 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 11/182:45 pm -
Nonstop2h 35m
Fri 11/208:10 pm -
Nonstop2h 05m
Deal found 9/10![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/97:10 pm -
1 stop5h 08m
Fri 10/161:37 pm -
1 stop8h 43m
Deal found 9/9![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/8. 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 10/237:16 pm -
1 stop5h 00m
Tue 10/272:39 pm -
1 stop4h 46m
Deal found 9/8![Delta logo]()
$452
This Southwest deal was found by Cheapflights users on 9/11. 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 11/126:00 am -
Nonstop2h 40m
Sun 11/1510:40 am -
Nonstop2h 10m
Deal found 9/11![Southwest logo]()
$397
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/247:10 pm -
1 stop4h 45m
Wed 10/283:00 pm -
1 stop5h 40m
Deal found 9/10![United Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 9/10. 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.
Mon 10/127:25 am -
2 stops9h 10m
Fri 10/236:00 pm -
1 stop4h 55m
Deal found 9/10![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/246:10 am -
1 stop5h 29m
Mon 9/283:19 pm -
1 stop5h 10m
Deal found 9/9![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/36:10 am -
1 stop6h 59m
Tue 10/67:32 am -
1 stop6h 11m
Deal found 9/9![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 9/7. 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 10/146:00 am -
2 stops7h 30m
Tue 10/2012:55 pm -
2 stops7h 40m
Deal found 9/7![Southwest logo]()
$427
This deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:10 am -
1 stop6h 59m
Sun 10/47:32 am -
1 stop6h 11m
Deal found 9/9![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 9/6. 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.
Mon 10/51:55 pm -
2 stops7h 00m
Tue 10/612:15 pm -
2 stops7h 50m
Deal found 9/6![Southwest logo]()
$435
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/235:01 pm -
1 stop6h 01m
Wed 9/303:05 pm -
1 stop5h 24m
Deal found 9/11![United Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 9/7. 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 10/137:45 am -
2 stops8h 15m
Fri 10/162:30 pm -
2 stops6h 25m
Deal found 9/7![Southwest logo]()
$435
This Southwest deal was found by Cheapflights users on 9/11. 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 10/231:55 pm -
2 stops7h 00m
Sun 10/254:55 pm -
2 stops7h 05m
Deal found 9/11![Southwest logo]()
$446
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/266:10 am -
1 stop6h 59m
Tue 10/67:32 am -
2 stops10h 10m
Deal found 9/11![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 9/9. 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 9/276:20 am -
Nonstop2h 15m
Thu 10/14:05 pm -
1 stop6h 20m
Deal found 9/9![Southwest logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/8. 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 9/246:10 am -
1 stop5h 29m
Sat 9/2611:19 am -
1 stop5h 35m
Deal found 9/8![United Airlines logo]()
$468
This Southwest deal was found by Cheapflights users on 9/10. 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 10/116:20 am -
1 stop4h 10m
Fri 10/233:40 pm -
1 stop8h 30m
Deal found 9/10![Southwest logo]()
$453
Last-minute flights from Philadelphia to MissouriDiscover last-minute flight deals from Philadelphia to Missouri. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Missouri. Data last updated September 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/6. 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.
Wed 9/162:50 pm -
1 stop26h 34m
Sun 9/205:19 pm -
1 stop5h 50m
Deal found 9/6![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:15 am -
1 stop10h 19m
Thu 10/84:30 pm -
1 stop6h 13m
Deal found 9/11![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 9/297:59 pm -
2 stops18h 11m
Mon 10/52:29 pm -
1 stop15h 47m
Deal found 9/11![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/18:02 pm -
2 stops18h 08m
Fri 10/25:19 pm -
1 stop5h 50m
Deal found 9/10![Frontier logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/28:41 am -
1 stop5h 29m
Mon 10/58:10 pm -
2 stops26h 08m
Deal found 9/8![Frontier logo]()
$282
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 10/32:30 pm -
1 stop6h 37m
Tue 10/67:20 pm -
1 stop4h 36m
Deal found 9/8![Delta logo]()
$277
This Expedia deal was found by Cheapflights users on 9/9. 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 10/86:00 am -
1 stop11h 58m
Sun 10/114:30 pm -
1 stop16h 02m
Deal found 9/9![Frontier logo]()
$289
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:30 am -
2 stops15h 43m
Mon 10/126:35 pm -
1 stop11h 46m
Deal found 9/10![Frontier logo]()
$287
This Southwest deal was found by Cheapflights users on 9/10. 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.
Mon 10/126:25 am -
Nonstop2h 20m
Mon 10/197:50 pm -
Nonstop2h 25m
Deal found 9/10![Southwest logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/166:00 am -
1 stop11h 58m
Sun 10/185:53 pm -
1 stop19h 28m
Deal found 9/10![Frontier logo]()
$283
This Southwest deal was found by Cheapflights users on 9/7. 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 10/166:25 am -
Nonstop2h 20m
Wed 10/214:30 pm -
1 stop4h 05m
Deal found 9/7![Southwest logo]()
$288
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:45 pm -
1 stop6h 28m
Thu 10/294:26 pm -
1 stop6h 16m
Deal found 9/9![Frontier logo]()
$281
One-way flights from Philadelphia to MissouriSearch for one-way flight options from Philadelphia to Missouri. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Philadelphia to Missouri. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/65:32 pm -
1 stop20h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$41
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/78:41 am -
1 stop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$42
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/105:22 pm -
1 stop25h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$44
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/126:03 pm -
1 stop24h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 12/102:45 pm -
1 stop17h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$61
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:30 am -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/118:30 am -
1 stop10h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1812:36 pm -
1 stop6h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$77
This Super.com deal was found by Cheapflights users on 9/10. 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 9/308:41 am -
1 stop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/58:41 am -
1 stop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/205:22 pm -
2 stops39h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/218:30 am -
2 stops24h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$123
Find flight deals from Philadelphia to Missouri
Keep the following information in mind while searching for Philadelphia to Missouri flight deals. Data was last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $275 (Kiwi.com) |
One-way from | $41 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $382 |
Good round-trip deal | $353 or less |
Good one-way deal | $202 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia 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 11, 2026.
Use the filters below to find and compare flights from Philadelphia to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Tue 9/22
5:32 pm-1:10 pm
1 stop20h 38m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$128
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Mon 11/9
7:25 pm-9:00 pm
Nonstop2h 35m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Tue 12/8
6:00 am-7:45 am
Nonstop2h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Wed 10/7
5:32 pm-11:13 pm
2 stops30h 41m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
Quickest round-trip
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Wed 10/21
6:25 am-7:45 am
Nonstop2h 20m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Thu 11/19
5:45 pm-11:16 pm
1 stop6h 31m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Mon 12/7
6:00 am-7:45 am
Nonstop2h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Tue 10/6
6:25 am-7:45 am
Nonstop2h 20m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaSt. Louis
PHL Philadelphia - STL Lambert-St Louis
PHLSTL
Philadelphia
Tue 10/13
6:40 pm-8:00 pm
Nonstop2h 20m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhiladelphiaKansas City
PHL Philadelphia - MCI Kansas City
PHLMCI
Philadelphia
Thu 12/3
9:29 pm-9:12 am
1 stop12h 43m
Kansas City
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$135
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Philadelphia to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Philadelphia with our price prediction graph.
PHL-STL
PHL-COU
PHL-MCI
PHL-CGI
PHL-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 Philadelphia to Missouri
PHL-USMO
PHL-STL
PHL-COU
PHL-MCI
PHL-CGI
What is the cheapest month to book a flight from Philadelphia to Missouri?
Currently, October is the cheapest month in which you can book a flight from Philadelphia to Missouri (average of $400). Flying from Philadelphia to Missouri in June is currently the most expensive (average of $499). 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 PHL to MO?
Find hourly flight availability from Philadelphia 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 11, 2026.
When flying from Philadelphia to Missouri, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 6% versus a flight in the morning.
How much does it cost to fly round-trip from Philadelphia to Missouri?
Airfare is below average for this route at the moment.
Philadelphia to Missouri flights typically cost between $306 and $509 in November.The cheapest round-trip price found within the last 5 days was $275 on Frontier (Nov 4-Nov 7).
How far ahead should I book a flight from Philadelphia to Missouri?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Philadelphia to Missouri. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Philadelphia to Missouri?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Missouri. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Philadelphia to Missouri flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons 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 11, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Philadelphia to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Entertainment
7.5
Crew
8.6
Overall
8.0
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Missouri
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Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Missouri by cabin class
Find flights from Philadelphia to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Missouri flights
Browse other Philadelphia and Missouri flight options. Last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Philadelphia to Missouri flights
Consider these flights traveling from Philadelphia to Missouri.
Top 6 airlines flying from Philadelphia to Missouri
Discover the top 6 airlines that operate flights from Philadelphia 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 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$246 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$484 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$273 | Average$430 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$277 | Average$463 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$309 | Average$418 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$358 | Average$433 | FlexibilityNo cancel fee | On-time62% |