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$55+ Cheap flights from Pennsylvania to Missouri

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.
PHL — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Pennsylvania to Missouri

Keep the following information in mind while searching for Pennsylvania to Missouri flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(FlightHub)

One-way from

$55
(Cheapflightsfares)

Good round-trip deal

$329 or less

Good one-way deal

$126 or less
Provider with most accurate pricing for Philadelphia-Kansas City Downtown flight deals.
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From Pennsylvania to Missouri
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One-way flight from Pennsylvania to Missouri
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Price to beat on a round-trip flight from Pennsylvania to Missouri.
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Price to beat on a one-way flight from Pennsylvania to Missouri.
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Find flight deals from Pennsylvania to Missouri

Cheapest flights from Pennsylvania to Missouri
Explore the most affordable flight options available from Pennsylvania to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/310:10 pmEWR - MCI
1 stop18h 16mSpirit Airlines
Mon 4/74:21 pmMCI - EWR
1 stop7h 28mSpirit Airlines
Deal found 2/20$181
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 3/116:00 amLGA - STL
1 stop11h 42mSpirit Airlines
Tue 3/256:47 pmSTL - LGA
2 stops16h 17mSpirit Airlines
Deal found 2/20$194
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.
Wed 3/192:00 pmLGA - STL
1 stop9h 10mSouthwest
Thu 3/205:55 amSTL - LGA
1 stop6h 50mSouthwest
Deal found 2/20$197
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/23:50 pmJFK - STL
1 stop7h 28mAmerican Airlines
Tue 4/87:19 amSTL - JFK
1 stop6h 34mAmerican Airlines
Deal found 2/20$197
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/3010:00 pmLGA - STL
1 stop26h 49mFrontier
Tue 4/14:57 pmSTL - LGA
1 stop16h 05mFrontier
Deal found 2/20$200
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.
Fri 5/96:59 amJFK - STL
1 stop15h 06mFrontier
Mon 5/125:47 pmSTL - JFK
1 stop15h 13mFrontier
Deal found 2/20$200
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:00 amLGA - STL
1 stop7h 53mAmerican Airlines
Mon 4/285:00 pmSTL - LGA
Nonstop2h 28mAmerican Airlines
Deal found 2/20$217
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.
Fri 3/78:35 amJFK - STL
1 stop7h 59mDelta
Tue 3/115:30 pmSTL - JFK
1 stop6h 17mDelta
Deal found 2/20$217
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:56 pmLGA - STL
1 stop23h 20mMultiple Airlines
Sat 4/265:41 pmSTL - LGA
1 stop26h 18mMultiple Airlines
Deal found 2/20$218
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.
Sun 3/306:59 pmLGA - STL
Nonstop2h 53mDelta
Tue 4/11:05 pmSTL - LGA
Nonstop2h 27mDelta
Deal found 2/20$220
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/297:00 amDCA - MCI
1 stop13h 35mFrontier
Sun 3/308:35 pmMCI - DCA
1 stop14h 28mFrontier
Deal found 2/20$220
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.
Fri 5/305:23 pmIAD - STL
1 stop7h 14mFrontier
Sun 6/15:22 pmSTL - IAD
1 stop22h 01mFrontier
Deal found 2/20$234

Find flights from Pennsylvania to Missouri within your budget

Customize your flight search to find flights from Pennsylvania to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Pennsylvania

Fly to

Missouri

Route

Depart

Return

Price

NewarkKansas City

EWR - MCI

EWRMCI

Newark

Thu 4/3

10:10 pm-3:26 pm

1 stop18h 16m

Kansas City

Mon 4/7

4:21 pm-12:49 am

1 stop7h 28m

$181

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 3/11

6:00 am-4:42 pm

1 stop11h 42m

Lambert-St Louis

Tue 3/25

6:47 pm-12:04 pm

2 stops16h 17m

$194

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 3/19

12:59 pm-2:49 pm

Nonstop2h 50m

Lambert-St Louis

Fri 3/21

6:10 am-9:35 am

Nonstop2h 25m

$197

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Wed 4/2

3:50 pm-10:18 pm

1 stop7h 28m

Lambert-St Louis

Tue 4/8

7:19 am-2:53 pm

1 stop6h 34m

$197

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Sun 3/30

10:00 pm-11:49 pm

1 stop26h 49m

Lambert-St Louis

Tue 4/1

4:57 pm-10:02 am

1 stop16h 05m

$200

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Fri 5/9

6:59 am-9:05 pm

1 stop15h 06m

Lambert-St Louis

Mon 5/12

5:47 pm-10:00 am

1 stop15h 13m

$200

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 4/1

2:50 pm-10:15 pm

1 stop8h 25m

Lambert-St Louis

Tue 4/8

5:20 am-3:30 pm

2 stops9h 10m

$202

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Thu 4/24

6:00 am-12:53 pm

1 stop7h 53m

Lambert-St Louis

Mon 4/28

5:00 pm-8:28 pm

Nonstop2h 28m

$217

New YorkSt. Louis

JFK - STL

JFKSTL

New York John F Kennedy Intl

Fri 3/7

8:35 am-3:34 pm

1 stop7h 59m

Lambert-St Louis

Tue 3/11

5:30 pm-12:47 am

1 stop6h 17m

$217

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 4/23

6:56 pm-5:16 pm

1 stop23h 20m

Lambert-St Louis

Sat 4/26

5:41 pm-8:59 pm

1 stop26h 18m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Pennsylvania 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 Pennsylvania to Missouri

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

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

Currently, August is the cheapest month in which you can book a flight from Pennsylvania to Missouri (average of $311). Flying from Pennsylvania to Missouri in March is currently the most expensive (average of $356). 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 PA to MO?

Find hourly flight availability from Pennsylvania to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Missouri as you normally would.

Weekly flight availability from Pennsylvania to Missouri

Explore weekly flight availability from Pennsylvania to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from USPA to USMO are scheduled on a Monday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Missouri by month

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

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

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

If weather is an important factor for your trip to Missouri, 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 28.4 F).

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated February 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Pennsylvania to Missouri have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

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 Pennsylvania to Missouri. 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 Pennsylvania to Missouri flight route?

    Flights from Pennsylvania to Missouri have been viewed 18 times in the past calendar month.

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

    One-way options have recently been found by users for as low as $55 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $62 and Delta from $89 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to Missouri 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 Pennsylvania to Missouri?

    Currently, August is the cheapest month in which you can book a flight from Pennsylvania to Missouri (average of $311). Flying from Pennsylvania to Missouri in March is currently the most expensive (average of $356). 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 Pennsylvania to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Pennsylvania to Missouri

Discover the top 6 airlines that operate flights from Pennsylvania to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$43Average$107FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$138Average$396FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$164Average$249FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$196Average$447FlexibilityNo cancel feeOn-time69%
DeltaCheapest$199Average$389FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$253Average$404FlexibilityNo cancel feeOn-time63%
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