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$95+ Cheap flights from Missouri to Philadelphia (PHL)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PHL
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Missouri to Philadelphia

Keep the following information in mind while searching for Missouri to Philadelphia flight deals. Data was last updated May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$249
(Priceline)

One-way from

$95
(Frontier)

Popular in

April

Cheapest in

July

Average price

$373

Good round-trip deal

$411 or less

Good one-way deal

$206 or less
Provider with most accurate pricing for Kansas City-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Philadelphia flights.
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From Missouri to Philadelphia
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One-way flight from Missouri to Philadelphia
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Highest demand for flights based on searches. 9% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Missouri to Philadelphia.
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Price to beat on a one-way flight from Missouri to Philadelphia.
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Find flight deals from Missouri to Philadelphia

Cheapest flights from Missouri to Philadelphia
Explore the most affordable flight options available from Missouri to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Priceline deal was found by Cheapflights users on 4/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:26 amMCI - PHL
1 stop10h 17mMultiple Airlines
Fri 6/61:02 pmPHL - MCI
1 stop7h 04mMultiple Airlines
Deal found 4/30$249
This CheapOair deal was found by Cheapflights users on 4/30. 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.
Fri 5/168:51 pmMCI - PHL
1 stop23h 24mFrontier
Sun 5/1812:20 pmPHL - MCI
1 stop8h 31mFrontier
Deal found 4/30$250
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/312:45 pmMCI - PHL
1 stop6h 51mSpirit Airlines
Mon 6/26:00 amPHL - MCI
1 stop8h 50mSpirit Airlines
Deal found 5/1$254
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/46:15 amMCI - PHL
1 stop5h 40mAmerican Airlines
Sat 6/711:05 amPHL - MCI
Nonstop2h 58mAmerican Airlines
Deal found 4/30$309
This Delta deal was found by Cheapflights users on 4/30. 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 7/35:28 pmMCI - PHL
1 stop6h 31mDelta
Sun 7/66:00 amPHL - MCI
1 stop6h 36mDelta
Deal found 4/30$311
This Southwest deal was found by Cheapflights users on 4/30. 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 6/245:25 amSTL - PHL
1 stop6h 25mSouthwest
Tue 7/85:30 amPHL - STL
2 stops8h 50mSouthwest
Deal found 4/30$326
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/246:20 amSTL - PHL
Nonstop2h 11mAmerican Airlines
Mon 5/267:20 amPHL - STL
1 stop6h 47mAmerican Airlines
Deal found 5/1$330
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/142:52 pmSTL - PHL
1 stop8h 17mFrontier
Sat 6/215:30 amPHL - STL
1 stop9h 37mFrontier
Deal found 4/30$332
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3112:15 pmSTL - PHL
3 stops41h 15mMultiple Airlines
Mon 6/24:00 pmPHL - STL
2 stops27h 41mMultiple Airlines
Deal found 4/30$337
This Delta deal was found by Cheapflights users on 4/30. 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.
Tue 6/36:45 amSTL - PHL
1 stop4h 15mDelta
Thu 6/510:04 amPHL - STL
1 stop4h 15mDelta
Deal found 4/30$340
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 7/155:05 amMCI - PHL
2 stops9h 50mSouthwest
Thu 7/175:30 amPHL - MCI
2 stops5h 55mSouthwest
Deal found 4/29$344
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/226:12 pmSTL - PHL
1 stop16h 12mSpirit Airlines
Wed 7/27:55 pmPHL - STL
2 stops22h 09mSpirit Airlines
Deal found 4/29$356

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to Philadelphia 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 May 1, 2025.
Use the filters below to find and compare flights from Missouri to Philadelphia that are best for you.

Fly from

Missouri

Fly to

Philadelphia

Route

Depart

Return

Price

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Sat 5/31

11:26 am-10:43 pm

1 stop10h 17m

Philadelphia

Fri 6/6

1:02 pm-7:06 pm

1 stop7h 04m

$249

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Fri 5/16

8:51 pm-9:15 pm

1 stop23h 24m

Philadelphia

Sun 5/18

12:20 pm-7:51 pm

1 stop8h 31m

$250

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Sat 5/31

2:45 pm-10:36 pm

1 stop6h 51m

Philadelphia

Mon 6/2

6:00 am-1:50 pm

1 stop8h 50m

$254

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Wed 6/4

6:15 am-12:55 pm

1 stop5h 40m

Philadelphia

Sat 6/7

11:05 am-1:03 pm

Nonstop2h 58m

$309

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Thu 7/3

5:28 pm-12:59 am

1 stop6h 31m

Philadelphia

Sun 7/6

6:00 am-11:36 am

1 stop6h 36m

$311

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Tue 6/24

5:25 am-12:50 pm

1 stop6h 25m

Philadelphia

Tue 7/8

5:30 am-1:20 pm

2 stops8h 50m

$326

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Sat 5/24

6:20 am-9:31 am

Nonstop2h 11m

Philadelphia

Mon 5/26

7:20 am-1:07 pm

1 stop6h 47m

$330

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Sat 6/14

2:52 pm-12:09 am

1 stop8h 17m

Philadelphia

Sat 6/21

5:30 am-2:07 pm

1 stop9h 37m

$332

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Sat 5/31

12:15 pm-6:30 am

3 stops41h 15m

Philadelphia

Mon 6/2

4:00 pm-6:41 pm

2 stops27h 41m

$337

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Tue 6/3

6:45 am-12:00 pm

1 stop4h 15m

Philadelphia

Thu 6/5

10:04 am-1:19 pm

1 stop4h 15m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 40 results
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Best time to book a flight from Missouri to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Philadelphia

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

Currently, August is the cheapest month in which you can book a flight from Missouri to Philadelphia (average of $236). Flying from Missouri to Philadelphia 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 PHL?

Find hourly flight availability from Missouri to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

Weekly flight availability from Missouri to Philadelphia

Explore weekly flight availability from Missouri to Philadelphia. 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 May 1, 2025.

The most flights from USMO to PHL are scheduled on a Thursday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Philadelphia by month

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

In terms of precipitation, rainfall in Philadelphia 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 Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

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

If weather is an important factor for your trip to Philadelphia, 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 Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Missouri to Philadelphia by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Food

7.1

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from Missouri?

    For a flight from Missouri to Philadelphia, you will be flying into Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How popular is this Missouri to Philadelphia flight route?

    Flights from Missouri to Philadelphia have been viewed 36 times in the past calendar month.

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

    One-way options have recently been found by users for as low as $95 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $95 and Delta from $160 one-way.

  • What are the most popular routes from Missouri to Philadelphia?

    Most travelers choose Lambert-St Louis - Philadelphia, Kansas City - Philadelphia or Springfield-Branson - Philadelphia when deciding on the best route from Missouri to Philadelphia.

  • What are the most reliable airlines from Missouri to Philadelphia?

    No one likes to see their flight delayed. When booking a flight from Missouri to Philadelphia consider choosing Sun Country Air (100%), Aer Lingus (95%) or Iberia (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Missouri to Philadelphia?

    While on average a flight from Missouri to Philadelphia is generally $1,173, our data shows the cheapest flight currently is $158. When looking at the most popular route, (Lambert-St Louis - Philadelphia), you can expect to pay $209 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Missouri to Philadelphia (average of $236). Flying from Missouri to Philadelphia 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

Traveling to a place near Missouri?

Book flights to Missouri if you plan to visit one of these locations
Vineland
Pottstown
Wildwood
King of Prussia
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Middletown
Willow Grove
Newark
Millville
Ephrata
Camden
Dewey Beach
West Chester
Malvern
Dover

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Alternative routes for Missouri to Philadelphia

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 Philadelphia

Discover the top 6 airlines that operate flights from Missouri to Philadelphia. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$91FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$130Average$411FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$131Average$449FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$176Average$258FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$397FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$284Average$418FlexibilityNo cancel feeOn-time63%

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