HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missouri

$72+ Cheap flights from Philadelphia (PHL) 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STL
Mar 17 — Mar 241
Mon 3/17
Mon 3/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia to Missouri with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Philadelphia to Missouri

Keep the following information in mind while searching for Philadelphia to Missouri flight deals. Data was last updated March 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$265
(CheapOair)

One-way from

$72
(Frontier)

Popular in

December

Cheapest in

June

Average price

$385

Good round-trip deal

$329 or less

Good one-way deal

$164 or less
Provider with most accurate pricing for Philadelphia-Kansas City Downtown flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Kansas City Downtown flights.
Search Deals
From Philadelphia to Missouri
Search Deals
One-way flight from Philadelphia to Missouri
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Philadelphia to Missouri.
Search Deals
Price to beat on a one-way flight from Philadelphia to Missouri.
Search Deals

Find flight deals from Philadelphia to Missouri

Cheapest flights from Philadelphia to Missouri
Explore the most affordable flight options available from Philadelphia to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2025.

This CheapOair deal was found by Cheapflights users on 3/12. 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 5/168:41 amPHL - STL
1 stop16h 25mFrontier
Sun 5/189:55 pmSTL - PHL
1 stop31h 57mFrontier
Deal found 3/12$265
This Mytrip deal was found by Cheapflights users on 3/10. 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.
Fri 4/46:34 pmPHL - STL
3 stops42h 11mMultiple Airlines
Tue 4/86:47 pmSTL - PHL
2 stops23h 49mMultiple Airlines
Deal found 3/10$268
This Mytrip deal was found by Cheapflights users on 3/10. 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.
Fri 5/1612:46 pmPHL - STL
2 stops21h 29mSpirit Airlines
Sun 5/1810:10 amSTL - PHL
1 stop11h 33mSpirit Airlines
Deal found 3/10$269
This Delta deal was found by Cheapflights users on 3/11. 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 6/125:02 pmPHL - MCI
1 stop7h 51mDelta
Sun 6/156:00 amMCI - PHL
1 stop4h 49mDelta
Deal found 3/11$306
This Mytrip deal was found by Cheapflights users on 3/11. 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 4/111:08 amPHL - MCI
3 stops30h 09mSpirit Airlines
Wed 4/93:59 pmMCI - PHL
3 stops23h 56mSpirit Airlines
Deal found 3/11$307
This United Airlines deal was found by Cheapflights users on 3/11. 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 5/212:54 pmPHL - MCI
1 stop6h 45mUnited Airlines
Sat 5/36:00 amMCI - PHL
1 stop4h 53mUnited Airlines
Deal found 3/11$308
This American Airlines deal was found by Cheapflights users on 3/11. 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 7/237:16 pmPHL - MCI
Nonstop3h 07mAmerican Airlines
Sat 7/269:16 amMCI - PHL
1 stop4h 39mAmerican Airlines
Deal found 3/11$309
This Southwest deal was found by Cheapflights users on 3/11. 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 4/216:55 pmPHL - MCI
1 stop4h 50mSouthwest
Thu 4/249:35 pmMCI - PHL
1 stop10h 10mSouthwest
Deal found 3/11$316
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/107:20 pmPHL - STL
Nonstop2h 38mAmerican Airlines
Mon 4/145:45 amSTL - PHL
1 stop8h 10mAmerican Airlines
Deal found 3/11$321
This Frontier deal was found by Cheapflights users on 3/10. 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.
Sun 4/66:40 amPHL - MCI
1 stop14h 05mFrontier
Fri 4/118:35 pmMCI - PHL
1 stop7h 56mFrontier
Deal found 3/10$330
This Mytrip deal was found by Cheapflights users on 3/11. 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.
Thu 5/812:46 pmPHL - SGF
2 stops33h 23mMultiple Airlines
Mon 5/129:59 pmSGF - PHL
1 stop30h 51mMultiple Airlines
Deal found 3/11$332
This Southwest deal was found by Cheapflights users on 3/11. 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 5/225:00 amPHL - STL
1 stop7h 10mSouthwest
Mon 5/267:55 amSTL - PHL
Nonstop2h 10mSouthwest
Deal found 3/11$337

Find flights from Philadelphia to Missouri within your budget

Customize your flight search to find flights from Philadelphia 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 March 12, 2025.

Fly from

Philadelphia

Fly to

Missouri

Route

Depart

Return

Price

PhiladelphiaSt. Louis

PHL - STL

PHLSTL

Philadelphia

Fri 5/16

8:41 am-12:06 am

1 stop16h 25m

Lambert-St Louis

Sun 5/18

9:55 pm-6:52 am

1 stop31h 57m

$265

PhiladelphiaSt. Louis

PHL - STL

PHLSTL

Philadelphia

Fri 4/4

6:34 pm-11:45 am

3 stops42h 11m

Lambert-St Louis

Tue 4/8

6:47 pm-7:36 pm

2 stops23h 49m

$268

PhiladelphiaSt. Louis

PHL - STL

PHLSTL

Philadelphia

Fri 5/16

12:46 pm-9:15 am

2 stops21h 29m

Lambert-St Louis

Sun 5/18

10:10 am-10:43 pm

1 stop11h 33m

$269

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Thu 4/10

9:39 am-4:37 pm

1 stop7h 58m

Kansas City

Mon 4/14

6:05 am-9:47 am

Nonstop2h 42m

$306

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Tue 4/1

11:08 am-4:17 pm

3 stops30h 09m

Kansas City

Wed 4/9

3:59 pm-4:55 pm

3 stops23h 56m

$307

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Fri 5/2

12:54 pm-6:39 pm

1 stop6h 45m

Kansas City

Sat 5/3

6:00 am-11:53 am

1 stop4h 53m

$308

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Mon 4/21

6:55 pm-10:45 pm

1 stop4h 50m

Kansas City

Thu 4/24

9:35 pm-8:45 am

1 stop10h 10m

$316

PhiladelphiaSt. Louis

PHL - STL

PHLSTL

Philadelphia

Thu 4/10

7:20 pm-8:58 pm

Nonstop2h 38m

Lambert-St Louis

Mon 4/14

5:45 am-2:55 pm

1 stop8h 10m

$321

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Sun 4/6

6:40 am-7:45 pm

1 stop14h 05m

Kansas City

Fri 4/11

8:35 pm-5:31 am

1 stop7h 56m

$330

PhiladelphiaKansas City

PHL - MCI

PHLMCI

Philadelphia

Fri 4/18

7:25 pm-11:59 pm

1 stop5h 34m

Kansas City

Sun 4/20

6:49 am-1:53 pm

1 stop6h 04m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 40 results
1
2
3
4

Best time to book a flight from Philadelphia to Missouri

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

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

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Missouri (average of $311). Flying from Philadelphia 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 PHL to MO?

Find hourly flight availability from Philadelphia 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 March 12, 2025.

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

Weekly flight availability from Philadelphia to Missouri

Explore weekly flight availability from Philadelphia 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 March 12, 2025.

The most flights from PHL to USMO are scheduled on a Wednesday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 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 March 12, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Philadelphia to Missouri have to say. 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.
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,297 reviews
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines
8.0
Very good
9,732 reviews
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
7,953 reviews
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,623 reviews
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,297 reviews

Comfort

8.1

Overall

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Missouri. 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 from for flights from Philadelphia to Missouri?

    If you book a flight to Missouri from Philadelphia, you will be flying from Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia.

  • How popular is this Philadelphia to Missouri flight route?

    Within the past month, 27 users have taken a look at flights from Philadelphia to Missouri.

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

    The cheapest airlines for a one-way flight from Philadelphia to Missouri are Frontier ($72), Spirit Airlines ($79), and Sun Country Air ($123).

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

    The most popular route from Philadelphia to Missouri is Philadelphia - Lambert-St Louis. You may also consider Philadelphia - Kansas City or Philadelphia - Springfield-Branson.

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

    The top 3 most reliable airlines when flying from Philadelphia to Missouri are Southwest (75%), Republic Airways (64%) and American Airlines (56%).

  • What are the cheapest flights from Philadelphia to Missouri?

    Looking for the cheapest flight from Philadelphia to Missouri? While on average our users pay $335, our data indicates the cheapest price to be $167. The most popular route (Philadelphia - Lambert-St Louis), is priced around $166.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Missouri (average of $311). Flying from Philadelphia 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Fort Lauderdale flights
Newark to Fort Lauderdale flights
Newark to Miami flights
LaGuardia to Miami flights
John F Kennedy Intl to Miami flights
Newark to Orlando flights
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to West Palm Beach flights
Newark to Los Angeles flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Orlando flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to O'Hare Intl flights
Newark to Dallas/Fort Worth flights
Newark to Las Vegas flights
John F Kennedy Intl to San Francisco flights
LaGuardia to Orlando flights
John F Kennedy Intl to Las Vegas flights
Reagan-National to Miami flights
Newark to O'Hare Intl flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to O'Hare Intl flights
Newark to Tampa flights
LaGuardia to Hobby flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Sky Harbor Intl flights
Newark to Seattle flights
LaGuardia to Tampa flights
John F Kennedy Intl to Denver flights
Newark to San Francisco flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to Austin flights
LaGuardia to Las Vegas flights
Dulles Intl to Miami flights
Newark to New Orleans flights
LaGuardia to Atlanta flights
Dulles Intl to Las Vegas flights
LaGuardia to Los Angeles flights
Reagan-National to Los Angeles flights
Dulles Intl to Los Angeles flights
Newark to Sky Harbor Intl flights
LaGuardia to West Palm Beach flights
John F Kennedy Intl to George Bush Intcntl flights
Newark to Denver flights
LaGuardia to New Orleans flights
Reagan-National to Seattle flights
Philadelphia to Fort Lauderdale flights
John F Kennedy Intl to New Orleans flights
Dulles Intl to Dallas/Fort Worth flights
Newark to West Palm Beach flights

Top 6 airlines flying from Philadelphia to Missouri

Discover the top 6 airlines that operate flights from Philadelphia 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 March 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$43Average$104FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$132Average$477FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$164Average$260FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$196Average$474FlexibilityNo cancel feeOn-time69%
DeltaCheapest$199Average$413FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$259Average$429FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.