$48+ Cheap flights from Missouri to Pennsylvania
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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PHL
Nov 3 — Nov 101
Round-trip
1 adult, Economy
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Find cheap flights from Missouri to Pennsylvania with Cheapflights
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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 Missouri to PennsylvaniaExplore the most affordable flight options available from Missouri to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
Explore the most affordable flight options available from Missouri to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
This Mytrip deal was found by Cheapflights users on 10/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:44 pm -
1 stop11h 27m
Wed 11/188:30 am -
1 stop10h 10m
Deal found 10/1![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/216:35 pm -
1 stop11h 36m
Wed 10/2812:36 pm -
1 stop6h 04m
Deal found 9/30![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 11/166:34 pm -
1 stop11h 47m
Thu 11/198:30 am -
1 stop11h 09m
Deal found 10/3![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/96:34 pm -
1 stop11h 47m
Wed 11/1112:36 pm -
1 stop6h 06m
Deal found 10/4![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/26:44 pm -
1 stop11h 37m
Wed 11/48:30 am -
1 stop10h 10m
Deal found 10/4![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/66:34 pm -
1 stop11h 47m
Wed 11/118:30 am -
1 stop10h 12m
Deal found 10/4![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 12/712:02 pm -
1 stop8h 05m
Thu 12/106:40 pm -
1 stop17h 37m
Deal found 10/4![Frontier logo]()
$142
This CheapOair deal was found by Cheapflights users on 9/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop11h 36m
Wed 10/2112:35 pm -
1 stop6h 05m
Deal found 9/30![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Mon 10/266:35 pm -
1 stop11h 46m
Wed 10/288:30 am -
1 stop10h 10m
Deal found 10/1![Frontier logo]()
$155
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Mon 10/266:50 am -
Nonstop1h 55m
Deal found 10/1![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Tue 10/271:50 pm -
1 stop4h 50m
Deal found 10/1![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 10/3. 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 10/245:40 pm -
1 stop4h 55m
Mon 10/268:36 pm -
1 stop4h 43m
Deal found 10/3![American Airlines logo]()
$246
Best flights from Missouri to PennsylvaniaDiscover carefully curated flight deals from Missouri to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Missouri to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Tue 10/277:15 pm -
Nonstop1h 45m
Deal found 10/1![Southwest logo]()
$227
This United Airlines deal was found by Cheapflights users on 10/1. 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 11/145:34 pm -
1 stop5h 25m
Wed 11/186:01 pm -
1 stop4h 39m
Deal found 10/1![United Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 10/4. 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 11/137:26 am -
1 stop4h 02m
Mon 11/163:17 pm -
1 stop6h 50m
Deal found 10/4![American Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 9/29. 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 11/105:28 pm -
1 stop5h 22m
Sat 11/146:00 am -
2 stops9h 56m
Deal found 9/29![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Mon 10/266:50 am -
Nonstop1h 55m
Deal found 10/1![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1410:35 am -
Nonstop1h 35m
Wed 11/187:15 am -
1 stop5h 45m
Deal found 10/1![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 10/2. 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 10/316:10 am -
1 stop6h 40m
Sat 11/71:10 pm -
Nonstop1h 50m
Deal found 10/2![Southwest logo]()
$237
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:55 pm -
1 stop5h 30m
Wed 11/46:30 pm -
Nonstop1h 55m
Deal found 10/1![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 11/66:26 pm -
1 stop4h 13m
Mon 11/94:03 pm -
1 stop7h 12m
Deal found 9/29![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Wed 10/216:15 am -
1 stop5h 54m
Sat 10/245:11 am -
1 stop6h 28m
Deal found 10/1![United Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:30 pm -
1 stop5h 11m
Mon 12/286:00 pm -
1 stop4h 14m
Deal found 10/1![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Tue 11/101:38 pm -
1 stop5h 05m
Sat 11/141:02 pm -
1 stop4h 54m
Deal found 10/1![American Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 10/3. 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 10/2910:20 am -
Nonstop1h 35m
Sun 11/14:55 pm -
1 stop5h 05m
Deal found 10/3![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:25 pm -
2 stops9h 34m
Sat 11/1410:49 am -
1 stop4h 44m
Deal found 9/29![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:00 am -
1 stop5h 19m
Sat 10/248:10 pm -
1 stop5h 09m
Deal found 9/30![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 10/4. 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 11/106:00 pm -
1 stop4h 15m
Thu 11/127:37 pm -
1 stop5h 19m
Deal found 10/4![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 9/30. 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.
Mon 11/25:50 pm -
1 stop4h 30m
Thu 11/58:50 pm -
1 stop4h 25m
Deal found 9/30![Southwest logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:31 am -
1 stop6h 17m
Wed 1/138:38 am -
1 stop8h 25m
Deal found 9/29![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:00 pm -
1 stop4h 11m
Mon 1/47:15 pm -
1 stop16h 23m
Deal found 10/1![Delta logo]()
$391
This American Airlines deal was found by Cheapflights users on 9/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:00 am -
1 stop5h 19m
Sat 10/176:43 am -
1 stop4h 58m
Deal found 9/30![American Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:40 am -
Nonstop2h 10m
Thu 11/56:25 pm -
1 stop5h 25m
Deal found 10/1![Southwest logo]()
$287
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Wed 10/286:00 am -
2 stops7h 14m
Wed 11/42:07 pm -
1 stop4h 27m
Deal found 9/30![United Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 10/3. 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 11/215:29 pm -
1 stop5h 20m
Sun 11/296:03 am -
1 stop5h 31m
Deal found 10/3![American Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 9/29. 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.
Thu 12/173:58 pm -
1 stop5h 32m
Sat 12/195:41 pm -
1 stop6h 58m
Deal found 9/29![Delta logo]()
$418
This Southwest deal was found by Cheapflights users on 9/29. 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 12/103:35 pm -
1 stop6h 35m
Tue 12/152:45 pm -
Nonstop2h 35m
Deal found 9/29![Southwest logo]()
$287
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:11 am -
2 stops8h 36m
Sun 11/156:30 am -
1 stop5h 06m
Deal found 9/29![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:00 pm -
1 stop4h 35m
Mon 11/26:00 am -
Nonstop2h 40m
Deal found 10/1![Southwest logo]()
$287
This United Airlines deal was found by Cheapflights users on 9/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:15 am -
1 stop5h 10m
Sun 10/186:10 am -
1 stop5h 29m
Deal found 9/29![United Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 9/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:28 pm -
1 stop5h 26m
Mon 12/285:15 pm -
1 stop4h 59m
Deal found 9/30![Delta logo]()
$459
This Southwest deal was found by Cheapflights users on 9/30. 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.
Tue 11/1010:45 am -
Nonstop2h 15m
Tue 11/106:20 pm -
1 stop4h 40m
Deal found 9/30![Southwest logo]()
$287
Last-minute flights from Missouri to PennsylvaniaDiscover last-minute flight deals from Missouri to Pennsylvania. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Pennsylvania. Data last updated October 4, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:35 pm -
1 stop11h 36m
Wed 10/2112:35 pm -
1 stop6h 05m
Deal found 9/30![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/216:35 pm -
1 stop11h 36m
Wed 10/2812:36 pm -
1 stop6h 04m
Deal found 9/30![Frontier logo]()
$106
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Mon 10/266:50 am -
Nonstop1h 55m
Deal found 10/1![Southwest logo]()
$227
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:55 pm -
Nonstop1h 40m
Tue 10/271:50 pm -
1 stop4h 50m
Deal found 10/1![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/227:29 am -
1 stop6h 38m
Mon 10/268:36 pm -
1 stop4h 43m
Deal found 10/1![American Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 10/3. 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 10/245:40 pm -
1 stop4h 55m
Mon 10/268:36 pm -
1 stop4h 43m
Deal found 10/3![American Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Mon 10/266:35 pm -
1 stop11h 46m
Wed 10/288:30 am -
1 stop10h 10m
Deal found 10/1![Frontier logo]()
$155
This Mytrip deal was found by Cheapflights users on 10/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:44 pm -
1 stop11h 27m
Wed 11/188:30 am -
1 stop10h 10m
Deal found 10/1![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/26:44 pm -
1 stop11h 37m
Wed 11/48:30 am -
1 stop10h 10m
Deal found 10/4![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/66:34 pm -
1 stop11h 47m
Wed 11/118:30 am -
1 stop10h 12m
Deal found 10/4![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/96:34 pm -
1 stop11h 47m
Wed 11/1112:36 pm -
1 stop6h 06m
Deal found 10/4![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 11/166:34 pm -
1 stop11h 47m
Thu 11/198:30 am -
1 stop11h 09m
Deal found 10/3![Frontier logo]()
$110
One-way flights from Missouri to PennsylvaniaSearch for one-way flight options from Missouri to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
Search for one-way flight options from Missouri to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/286:44 pm -
1 stop11h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$48
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/266:35 pm -
1 stop27h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$49
This Trip.com deal was found by Cheapflights users on 10/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:34 pm -
1 stop11h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$51
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 11/46:44 pm -
1 stop11h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Mon 11/26:44 pm -
1 stop11h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/306:44 pm -
1 stop11h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$55
This Super.com deal was found by Cheapflights users on 9/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop11h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 9/29. 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 10/146:35 pm -
1 stop28h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$65
This Super.com deal was found by Cheapflights users on 9/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:44 pm -
1 stop11h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$66
This Super.com deal was found by Cheapflights users on 10/3. 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 12/212:02 pm -
1 stop10h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Frontier logo]()
$67
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/269:16 am -
2 stops36h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/29. 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.
Thu 11/1212:14 pm -
2 stops9h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Multiple Airlines logo]()
$111
Find flight deals from Missouri to Pennsylvania
Keep the following information in mind while searching for Missouri to Pennsylvania flight deals. Data was last updated October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $95 (Kiwi.com) |
One-way from | $48 (Kiwi.com) |
Popular in | November |
Cheapest in | September |
Average price | $384 |
Good round-trip deal | $254 or less |
Good one-way deal | $229 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri to Pennsylvania 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 October 4, 2026.
Use the filters below to find and compare flights from Missouri to Pennsylvania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Wed 10/21
6:30 pm-9:10 pm
Nonstop1h 40m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$114
Quickest round-trip
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Tue 12/29
7:55 pm-10:30 pm
Nonstop1h 35m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$121
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Wed 11/4
10:35 am-3:18 pm
1 stop3h 43m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Mon 11/2
6:00 am-2:14 pm
1 stop7h 14m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Wed 10/28
6:47 am-11:35 am
1 stop3h 48m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
St. LouisPhiladelphia
STL Lambert-St Louis - PHL Philadelphia
STLPHL
Lambert-St Louis
Thu 11/26
1:00 pm-4:05 pm
Nonstop2h 05m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$139
Kansas CityPittsburgh
MCI Kansas City - PIT Pittsburgh
MCIPIT
Kansas City
Mon 10/26
6:00 pm-11:00 pm
1 stop4h 00m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
Kansas CityPittsburgh
MCI Kansas City - PIT Pittsburgh
MCIPIT
Kansas City
Mon 12/21
2:05 pm-8:30 pm
1 stop5h 25m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$140
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Sun 11/1
6:00 am-12:38 pm
1 stop5h 38m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$144
St. LouisPittsburgh
STL Lambert-St Louis - PIT Pittsburgh
STLPIT
Lambert-St Louis
Fri 10/30
5:25 am-10:05 am
1 stop3h 40m
Pittsburgh
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$144
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Missouri to Pennsylvania
Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Missouri with our price prediction graph.
STL-PHL
STL-PIT
MCI-PHL
SGF-MDT
COU-PIT
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 Pennsylvania
USMO-USPA
STL-PHL
STL-PIT
MCI-PHL
SGF-MDT
What is the cheapest month to book a flight from Missouri to Pennsylvania?
Currently, January is the cheapest month in which you can book a flight from Missouri to Pennsylvania (average of $378). Flying from Missouri to Pennsylvania in March is currently the most expensive (average of $464). 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 PA?
Find hourly flight availability from Missouri to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 4, 2026.
It’s optimal to fly from Missouri to Pennsylvania in the evening. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Missouri to Pennsylvania
Explore weekly flight availability from Missouri to Pennsylvania. 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 October 4, 2026.
The most flights from USMO to USPA are scheduled on a Friday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Missouri to Pennsylvania?
Airfare is below average for this route at the moment.
Missouri to Pennsylvania flights typically cost between $309 and $491 in October.The cheapest round-trip price found within the last 5 days was $102 on Frontier (Oct 28-Nov 18).
How far ahead should I book a flight from Missouri to Pennsylvania?
To ensure you get the cheapest price possible for a flight from Missouri to Pennsylvania, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Missouri to Pennsylvania?
Use this chart to determine the cheapest time to fly round-trip from Missouri to Pennsylvania. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Missouri to Pennsylvania flight should consider departing on Thursday 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 Pennsylvania
Get insights into the airlines that provide service to Pennsylvania. 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 Pennsylvania. Reviews last updated October 4, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Missouri to Pennsylvania have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Crew
8.6
Food
7.0
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Related info for your journey
Find useful and relevant information for your journey from Missouri to Pennsylvania. 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 Missouri to Pennsylvania
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Pennsylvania by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missouri to Pennsylvania by cabin class
Find flights from Missouri to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Pennsylvania flights
Browse other Missouri and Pennsylvania flight options. Last updated on October 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Pennsylvania
Find the right flight back to Missouri after your stay in Pennsylvania
Missouri to Pennsylvania flights
Consider these flights traveling from Missouri to Pennsylvania.
Top 5 airlines flying from Missouri to Pennsylvania
Discover the top 5 airlines that operate flights from Missouri to Pennsylvania. 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 October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$118 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$422 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$210 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$233 | Average$435 | FlexibilityNo cancel fee | On-time63% |