$68+ Cheap flights from Missouri to Pennsylvania
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PHL
Aug 1 — Aug 81
Round-trip
1 adult, Economy
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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 July 2, 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 July 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:00 pm
MCI
- EWR
1 stop7h 03m
Frontier
Sat 9/55:55 am
EWR
- MCI
1 stop11h 10m
Frontier
Deal found 7/1![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Wed 9/211:26 am
MCI
- EWR
1 stop9h 02m
Frontier
Tue 9/810:29 pm
EWR
- MCI
1 stop19h 47m
Frontier
Deal found 7/1![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:11 pm
MCI
- EWR
1 stop26h 17m
Frontier
Tue 9/2210:29 pm
EWR
- MCI
1 stop19h 47m
Frontier
Deal found 7/2![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/2611:26 am
MCI
- EWR
1 stop12h 37m
Frontier
Tue 9/110:29 pm
EWR
- MCI
1 stop13h 12m
Frontier
Deal found 6/30![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:17 pm
STL
- EWR
1 stop5h 46m
Frontier
Mon 8/245:55 am
EWR
- STL
1 stop12h 27m
Frontier
Deal found 7/2![Frontier logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:35 am
STL
- EWR
1 stop9h 53m
Frontier
Sat 9/2610:29 pm
EWR
- STL
1 stop12h 11m
Frontier
Deal found 7/2![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Wed 8/2611:26 am
MCI
- EWR
1 stop12h 37m
Frontier
Fri 8/2810:29 pm
EWR
- MCI
1 stop18h 36m
Frontier
Deal found 7/1![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:17 pm
MCI
- EWR
1 stop26h 11m
Frontier
Fri 8/2110:29 pm
EWR
- MCI
1 stop18h 36m
Frontier
Deal found 6/30![Frontier logo]()
$204
This Frontier deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:17 pm
MCI
- EWR
1 stop5h 46m
Frontier
Wed 8/125:55 am
EWR
- MCI
1 stop12h 15m
Frontier
Deal found 6/27![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:11 pm
MCI
- EWR
1 stop5h 48m
Frontier
Sat 9/195:55 am
EWR
- MCI
1 stop12h 21m
Frontier
Deal found 6/29![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:35 am
STL
- EWR
1 stop9h 53m
Frontier
Mon 10/510:29 pm
EWR
- STL
1 stop12h 11m
Frontier
Deal found 7/2![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 9/55:00 pm
MCI
- EWR
1 stop7h 03m
Frontier
Sat 9/125:55 am
EWR
- MCI
1 stop12h 21m
Frontier
Deal found 6/30![Frontier logo]()
$217
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 July 2, 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 July 2, 2026.
This Southwest deal was found by Cheapflights users on 7/1. 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.
Tue 7/286:30 pm
MCI
- DCA
Nonstop2h 25m
Southwest
Sat 8/16:55 am
DCA
- MCI
Nonstop2h 40m
Southwest
Deal found 7/1![Southwest logo]()
$261
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/511:25 am
MCI
- IAD
1 stop6h 37m
United Airlines
Mon 8/105:15 pm
IAD
- MCI
Nonstop2h 48m
United Airlines
Deal found 7/1![United Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 6/30. 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.
Thu 8/69:15 am
STL
- IAD
1 stop6h 27m
Delta
Mon 8/107:26 pm
IAD
- STL
1 stop5h 32m
Delta
Deal found 6/30![Delta logo]()
$289
This Southwest deal was found by Cheapflights users on 6/30. 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.
Wed 10/77:40 am
MCI
- DCA
Nonstop2h 20m
Southwest
Sat 10/106:55 am
DCA
- MCI
Nonstop2h 45m
Southwest
Deal found 6/30![Southwest logo]()
$261
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:45 pm
MCI
- IAD
Nonstop2h 41m
United Airlines
Mon 8/105:15 pm
IAD
- MCI
Nonstop2h 48m
United Airlines
Deal found 7/2![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 7/1. 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 10/811:35 am
MCI
- DCA
Nonstop2h 25m
Southwest
Wed 10/143:40 pm
DCA
- MCI
Nonstop2h 45m
Southwest
Deal found 7/1![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 7/1. 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 8/109:25 am
STL
- LGA
Nonstop2h 31m
Delta
Wed 8/121:50 pm
LGA
- STL
Nonstop2h 48m
Delta
Deal found 7/1![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:00 am
MCI
- IAD
1 stop4h 55m
United Airlines
Sat 8/85:42 pm
IAD
- MCI
1 stop7h 17m
United Airlines
Deal found 6/28![United Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 6/29. 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 10/292:00 pm
STL
- JFK
1 stop6h 44m
Delta
Mon 11/27:30 pm
JFK
- STL
1 stop5h 18m
Delta
Deal found 6/29![Delta logo]()
$311
This Southwest deal was found by Cheapflights users on 6/30. 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 7/2810:15 am
STL
- PHL
2 stops7h 25m
Southwest
Tue 8/41:45 pm
PHL
- STL
2 stops7h 15m
Southwest
Deal found 6/30![Southwest logo]()
$283
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:54 pm
STL
- JFK
1 stop5h 05m
Delta
Wed 10/711:31 am
JFK
- STL
1 stop5h 52m
Delta
Deal found 6/28![Delta logo]()
$311
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:50 am
MCI
- DCA
1 stop5h 15m
Southwest
Mon 8/173:15 pm
DCA
- MCI
Nonstop2h 40m
Southwest
Deal found 6/28![Southwest logo]()
$288
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/88:43 am
STL
- IAD
Nonstop2h 12m
United Airlines
Mon 8/1010:10 pm
IAD
- STL
Nonstop2h 22m
United Airlines
Deal found 6/28![United Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:40 am
STL
- JFK
1 stop4h 19m
Delta
Mon 9/216:00 am
JFK
- STL
1 stop5h 55m
Delta
Deal found 6/28![Delta logo]()
$311
This Southwest deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:00 pm
MCI
- DCA
Nonstop2h 20m
Southwest
Sat 10/105:55 pm
DCA
- MCI
1 stop4h 50m
Southwest
Deal found 6/30![Southwest logo]()
$288
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:49 pm
MCI
- EWR
Nonstop3h 11m
United Airlines
Sat 9/59:44 pm
EWR
- MCI
Nonstop3h 15m
United Airlines
Deal found 7/1![United Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 7/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:00 pm
STL
- LGA
Nonstop2h 26m
Delta
Mon 11/26:55 pm
LGA
- STL
Nonstop2h 56m
Delta
Deal found 7/2![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Fri 8/215:39 pm
MCI
- IAD
Nonstop2h 39m
United Airlines
Tue 8/255:44 pm
IAD
- MCI
Nonstop2h 48m
United Airlines
Deal found 6/29![United Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:15 am
STL
- LGA
1 stop5h 50m
Southwest
Sat 8/86:00 am
LGA
- STL
Nonstop2h 30m
Southwest
Deal found 6/28![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 7/2810:35 am
MCI
- JFK
Nonstop3h 10m
Delta
Tue 8/44:00 pm
JFK
- MCI
Nonstop3h 33m
Delta
Deal found 7/1![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:40 am
STL
- IAD
Nonstop2h 14m
United Airlines
Wed 8/2610:35 am
IAD
- STL
1 stop6h 03m
United Airlines
Deal found 6/28![United Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:30 am
STL
- LGA
1 stop8h 10m
Southwest
Thu 10/1512:00 pm
LGA
- STL
Nonstop3h 05m
Southwest
Deal found 6/27![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 7/1. 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.
Wed 9/161:55 pm
STL
- LGA
1 stop4h 47m
Delta
Mon 9/217:00 pm
LGA
- STL
1 stop5h 42m
Delta
Deal found 7/1![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/512:30 pm
MCI
- IAD
Nonstop2h 33m
United Airlines
Fri 8/75:15 pm
IAD
- MCI
Nonstop2h 48m
United Airlines
Deal found 6/29![United Airlines logo]()
$335
This Southwest deal was found by Cheapflights users on 6/30. 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 10/198:00 pm
STL
- LGA
Nonstop2h 20m
Southwest
Tue 10/2012:00 pm
LGA
- STL
Nonstop3h 05m
Southwest
Deal found 6/30![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 am
STL
- IAD
1 stop4h 31m
Delta
Wed 9/2312:26 pm
IAD
- STL
1 stop6h 14m
Delta
Deal found 6/28![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 8/256:07 am
MCI
- EWR
Nonstop2h 52m
United Airlines
Mon 8/319:44 pm
EWR
- MCI
Nonstop3h 15m
United Airlines
Deal found 6/30![United Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:35 am
MCI
- DCA
Nonstop2h 25m
Southwest
Mon 9/146:00 am
DCA
- MCI
Nonstop2h 40m
Southwest
Deal found 6/28![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:45 am
MCI
- JFK
Nonstop3h 10m
Delta
Sat 8/154:00 pm
JFK
- MCI
Nonstop3h 33m
Delta
Deal found 6/27![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 9/296:00 am
MCI
- EWR
Nonstop2h 50m
United Airlines
Mon 10/59:44 pm
EWR
- MCI
Nonstop3h 15m
United Airlines
Deal found 6/30![United Airlines logo]()
$338
Last-minute flights from Missouri to PennsylvaniaDiscover last-minute flight deals from Missouri to Pennsylvania. Data last updated July 2, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Pennsylvania. Data last updated July 2, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:07 pm
MCI
- EWR
1 stop29h 56m
Frontier
Tue 7/2110:29 pm
EWR
- MCI
1 stop19h 41m
Frontier
Deal found 6/27![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:07 pm
MCI
- EWR
1 stop26h 21m
Frontier
Tue 7/2110:29 pm
EWR
- MCI
1 stop19h 41m
Frontier
Deal found 6/28![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Wed 7/296:07 pm
MCI
- EWR
1 stop29h 56m
Frontier
Tue 8/410:29 pm
EWR
- MCI
1 stop19h 41m
Frontier
Deal found 7/1![Frontier logo]()
$220
This American Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 8/16:00 am
MCI
- DCA
Nonstop2h 41m
American Airlines
Tue 8/48:59 pm
DCA
- MCI
Nonstop2h 50m
American Airlines
Deal found 6/29![American Airlines logo]()
$259
This Frontier deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:17 pm
MCI
- EWR
1 stop5h 46m
Frontier
Wed 8/125:55 am
EWR
- MCI
1 stop12h 15m
Frontier
Deal found 6/27![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/76:17 pm
MCI
- IAD
2 stops17h 09m
Frontier
Mon 8/107:48 am
IAD
- MCI
1 stop10h 22m
Frontier
Deal found 7/1![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/106:17 pm
MCI
- EWR
1 stop5h 46m
Frontier
Tue 8/1810:29 pm
EWR
- MCI
1 stop13h 12m
Frontier
Deal found 6/30![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/146:17 pm
MCI
- EWR
1 stop26h 11m
Frontier
Fri 8/2110:29 pm
EWR
- MCI
1 stop18h 36m
Frontier
Deal found 6/30![Frontier logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:26 am
MCI
- EWR
1 stop9h 02m
Frontier
Sun 8/235:55 am
EWR
- MCI
1 stop29h 46m
Frontier
Deal found 7/2![Frontier logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/2611:26 am
MCI
- EWR
1 stop12h 37m
Frontier
Tue 9/110:29 pm
EWR
- MCI
1 stop13h 12m
Frontier
Deal found 6/30![Frontier logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Wed 8/2611:26 am
MCI
- EWR
1 stop12h 37m
Frontier
Fri 8/2810:29 pm
EWR
- MCI
1 stop18h 36m
Frontier
Deal found 7/1![Frontier logo]()
$203
This Kiwi.com deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:00 pm
MCI
- EWR
1 stop7h 03m
Frontier
Sat 9/55:55 am
EWR
- MCI
1 stop11h 10m
Frontier
Deal found 7/1![Frontier logo]()
$182
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 July 2, 2026.
Search for one-way flight options from Missouri to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated July 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Tue 8/46:34 pm
STL
- PHL
1 stop11h 41m
Frontier
Deal found 7/1![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:34 pm
STL
- PHL
1 stop11h 41m
Frontier
Deal found 7/2![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:17 pm
STL
- PHL
1 stop17h 09m
Frontier
Deal found 7/2![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Tue 7/216:34 pm
STL
- PHL
1 stop11h 41m
Frontier
Deal found 7/1![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:35 am
STL
- PHL
1 stop11h 36m
Frontier
Deal found 7/2![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 8/34:57 pm
STL
- IAD
1 stop22h 43m
Frontier
Deal found 7/1![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/286:17 pm
STL
- PHL
1 stop11h 58m
Frontier
Deal found 7/1![Frontier logo]()
$77
This WAYA deal was found by Cheapflights users on 7/1. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/14:57 pm
STL
- IAD
1 stop4h 55m
Frontier
Deal found 7/1![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/14:57 pm
STL
- PHL
1 stop13h 18m
Frontier
Deal found 7/2![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:57 pm
STL
- PHL
1 stop28h 31m
Frontier
Deal found 7/2![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:57 pm
STL
- PHL
1 stop28h 31m
Frontier
Deal found 7/2![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:17 pm
STL
- PHL
1 stop11h 58m
Frontier
Deal found 7/2![Frontier logo]()
$82
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 July 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $182 (Kiwi.com) |
One-way from | $68 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $483 |
Good round-trip deal | $280 or less |
Good one-way deal | $207 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 2,558,603 searches. Data last updated July 2, 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
Kansas CityWashington, D.C.
MCI - DCA
MCIDCA
Kansas City
Tue 7/28
6:30 pm-9:55 pm
Nonstop2h 25m
Washington, D.C. Reagan-National
Sat 8/1
6:55 am-8:35 am
Nonstop2h 40m
$261
Kansas CityWashington, D.C.
MCI - DCA
MCIDCA
Kansas City
Wed 10/7
7:40 am-11:00 am
Nonstop2h 20m
Washington, D.C. Reagan-National
Sat 10/10
6:55 am-8:40 am
Nonstop2h 45m
$261
Kansas CityWashington, D.C.
MCI - DCA
MCIDCA
Kansas City
Thu 10/8
11:35 am-3:00 pm
Nonstop2h 25m
Washington, D.C. Reagan-National
Wed 10/14
3:40 pm-5:25 pm
Nonstop2h 45m
$278
St. LouisPhiladelphia
STL - PHL
STLPHL
Lambert-St Louis
Tue 7/28
10:15 am-6:40 pm
2 stops7h 25m
Philadelphia
Tue 8/4
1:45 pm-8:00 pm
2 stops7h 15m
$283
Kansas CityWashington, D.C.
MCI - IAD
MCIIAD
Kansas City
Wed 8/5
11:25 am-7:02 pm
1 stop6h 37m
Washington, D.C. Dulles Intl
Mon 8/10
5:15 pm-7:03 pm
Nonstop2h 48m
$284
Kansas CityWashington, D.C.
MCI - DCA
MCIDCA
Kansas City
Sat 8/15
7:50 am-2:05 pm
1 stop5h 15m
Washington, D.C. Reagan-National
Mon 8/17
3:15 pm-4:55 pm
Nonstop2h 40m
$288
Kansas CityWashington, D.C.
MCI - DCA
MCIDCA
Kansas City
Thu 10/8
12:00 pm-3:20 pm
Nonstop2h 20m
Washington, D.C. Reagan-National
Sat 10/10
5:55 pm-9:45 pm
1 stop4h 50m
$288
St. LouisWashington, D.C.
STL - IAD
STLIAD
Lambert-St Louis
Thu 8/6
9:15 am-4:42 pm
1 stop6h 27m
Washington, D.C. Dulles Intl
Mon 8/10
7:26 pm-11:58 pm
1 stop5h 32m
$289
St. LouisNew York
STL - LGA
STLLGA
Lambert-St Louis
Wed 8/5
10:15 am-5:05 pm
1 stop5h 50m
New York LaGuardia
Sat 8/8
6:00 am-7:30 am
Nonstop2h 30m
$301
St. LouisNew York
STL - LGA
STLLGA
Lambert-St Louis
Sat 10/10
8:30 am-5:40 pm
1 stop8h 10m
New York LaGuardia
Thu 10/15
12:00 pm-2:05 pm
Nonstop3h 05m
$301
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.
MCI-EWR
MCI-DCA
MCI-IAD
STL-PHL
STL-IAD
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
MCI-EWR
MCI-DCA
MCI-IAD
STL-PHL
What is the cheapest month to book a flight from Missouri to Pennsylvania?
Currently, October is the cheapest month in which you can book a flight from Missouri to Pennsylvania (average of $76). Flying from Missouri to Pennsylvania in July is currently the most expensive (average of $205). 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 July 2, 2026.
It’s optimal to fly from Missouri to Pennsylvania in the evening. By choosing this option you can save up to 57% 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 July 2, 2026.
The most flights from USMO to USPA are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Missouri to Pennsylvania?
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 64 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 June 27, 2026.
Travelers seeking maximum savings on their Missouri to Pennsylvania flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday afternoons 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 July 2, 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.
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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 July 2, 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 2,558,603 searches. Data last updated July 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$119 | Average$238 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$408 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$422 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$227 | Average$424 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$248 | Average$411 | FlexibilityNo cancel fee | On-timeN/A |