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$55+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PHL
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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Cheap flight deals from Missouri to Pennsylvania

Keep the following information in mind while searching for Missouri to Pennsylvania flight deals. Data was last updated February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$136
(Mytrip)

One-way from

$55
(Frontier)

Good round-trip deal

$314 or less

Good one-way deal

$171 or less
Provider with most accurate pricing for Kansas City Downtown-Philadelphia flight deals.
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From Missouri to Pennsylvania
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One-way flight from Missouri to Pennsylvania
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Price to beat on a round-trip flight from Missouri to Pennsylvania.
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Price to beat on a one-way flight from Missouri to Pennsylvania.
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Find flight deals from Missouri to Pennsylvania

Cheapest flights from Missouri to Pennsylvania
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 February 21, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:47 pmSTL - EWR
1 stop15h 28mSpirit Airlines
Tue 4/86:05 amEWR - STL
1 stop12h 47mSpirit Airlines
Deal found 2/19$136
This Cheapflightsfares deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:43 pmMCI - EWR
1 stop13h 05mSpirit Airlines
Tue 5/1311:36 amEWR - MCI
1 stop7h 02mSpirit Airlines
Deal found 2/20$181
This Southwest deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/67:55 amSTL - LGA
1 stop5h 50mSouthwest
Mon 3/106:50 pmLGA - STL
Nonstop2h 55mSouthwest
Deal found 2/20$187
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/19:39 amSTL - EWR
1 stop7h 13mUnited Airlines
Tue 4/82:00 pmEWR - STL
Nonstop2h 48mUnited Airlines
Deal found 2/21$188
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/711:00 amSTL - LGA
1 stop10h 00mFrontier
Tue 3/115:59 pmLGA - STL
1 stop6h 50mFrontier
Deal found 2/20$190
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/84:57 pmSTL - JFK
1 stop6h 46mFrontier
Wed 4/96:59 amJFK - STL
1 stop30h 17mFrontier
Deal found 2/20$190
This Mytrip deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 4/212:15 pmSTL - EWR
3 stops19h 45mMultiple Airlines
Mon 4/75:15 pmEWR - STL
1 stop25h 37mMultiple Airlines
Deal found 2/21$194
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/67:15 amSTL - JFK
1 stop6h 16mDelta
Mon 3/106:00 amJFK - STL
1 stop7h 00mDelta
Deal found 2/20$197
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/66:43 amSTL - EWR
1 stop4h 28mDelta
Mon 3/108:00 amEWR - STL
1 stop5h 00mDelta
Deal found 2/20$197
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/256:47 pmSTL - LGA
1 stop27h 39mSpirit Airlines
Mon 3/318:44 amLGA - STL
2 stops34h 08mSpirit Airlines
Deal found 2/20$199
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/275:20 pmSTL - LGA
1 stop15h 40mMultiple Airlines
Tue 3/46:29 amLGA - STL
1 stop9h 13mMultiple Airlines
Deal found 2/20$204
This Southwest deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” 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 3/138:00 pmSTL - DCA
Nonstop1h 55mSouthwest
Mon 3/171:20 pmDCA - STL
2 stops8h 10mSouthwest
Deal found 2/21$212

Find flights from Missouri to Pennsylvania within your budget

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 February 21, 2025.

Fly from

Missouri

Fly to

Pennsylvania

Route

Depart

Return

Price

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/1

6:47 pm-11:15 am

1 stop15h 28m

Newark

Tue 4/8

6:05 am-5:52 pm

1 stop12h 47m

$136

Kansas CityNewark

MCI - EWR

MCIEWR

Kansas City

Sat 5/10

6:43 pm-8:48 am

1 stop13h 05m

Newark

Tue 5/13

11:36 am-5:38 pm

1 stop7h 02m

$181

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Thu 3/6

8:45 am-3:55 pm

1 stop6h 10m

New York LaGuardia

Mon 3/10

10:25 am-12:20 pm

Nonstop2h 55m

$187

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/1

9:39 am-5:52 pm

1 stop7h 13m

Newark

Tue 4/8

2:00 pm-3:48 pm

Nonstop2h 48m

$188

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Fri 3/7

11:00 am-10:00 pm

1 stop10h 00m

New York LaGuardia

Tue 3/11

5:59 pm-11:49 pm

1 stop6h 50m

$190

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Tue 4/8

4:57 pm-12:43 am

1 stop6h 46m

New York John F Kennedy Intl

Wed 4/9

6:59 am-12:16 pm

1 stop30h 17m

$190

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 4/2

12:15 pm-9:00 am

3 stops19h 45m

Newark

Mon 4/7

5:15 pm-5:52 pm

1 stop25h 37m

$194

St. LouisNew York

STL - JFK

STLJFK

Lambert-St Louis

Thu 3/6

7:15 am-2:31 pm

1 stop6h 16m

New York John F Kennedy Intl

Mon 3/10

6:00 am-12:00 pm

1 stop7h 00m

$197

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Thu 3/6

6:43 am-12:11 pm

1 stop4h 28m

Newark

Mon 3/10

8:00 am-12:00 pm

1 stop5h 00m

$197

St. LouisNew York

STL - LGA

STLLGA

Lambert-St Louis

Tue 3/25

6:47 pm-11:26 pm

1 stop27h 39m

New York LaGuardia

Mon 3/31

8:44 am-5:52 pm

2 stops34h 08m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 60 results
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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.
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.

Travel insights for flights from Missouri to Pennsylvania

Get recent, data-driven insights about flights from Missouri to Pennsylvania including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Missouri to Pennsylvania?

Currently, August is the cheapest month in which you can book a flight from Missouri to Pennsylvania (average of $236). Flying from Missouri to Pennsylvania in March is currently the most expensive (average of $295). 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 February 21, 2025.

When flying from Missouri to Pennsylvania, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

Temperature in Pennsylvania by month

Plan your trip to Pennsylvania by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 February 21, 2025.
Read through reviews of airlines operating flights from Missouri to Pennsylvania, such as Southwest, Alaska Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,401 reviews
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,213 reviews
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,759 reviews
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Allegiant Air
7.3
Good
765 reviews
Southwest
8.1
Very good
4,401 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Entertainment

7.6

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

  • How popular is this Missouri to Pennsylvania flight route?

    Flights from Missouri to Pennsylvania have been viewed 37 times in the past calendar month.

  • What are the cheapest airlines to fly from Missouri to Pennsylvania one-way?

    The cheapest airlines for a one-way flight from Missouri to Pennsylvania are Frontier ($55), Spirit Airlines ($77), and Delta ($89).

  • Can I find deals for flights from Missouri to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Missouri to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Pennsylvania.

  • Can I find deals for business class flights from Missouri to Pennsylvania?

    Yes. Cheapflights offers flight deals from Missouri to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Pennsylvania?

    Currently, August is the cheapest month in which you can book a flight from Missouri to Pennsylvania (average of $236). Flying from Missouri to Pennsylvania in March is currently the most expensive (average of $295). 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.

See more FAQs

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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.
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Top 6 airlines flying from Missouri to Pennsylvania

Discover the top 6 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 February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$94FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$130Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$131Average$423FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$133Average$243FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$373FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$402FlexibilityNo cancel feeOn-time63%
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