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Cheap flights from Missouri to Philadelphia from $78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Philadelphia departing on 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missouri to Philadelphia

Cheap round-trip flights

Frontier Logo
4:00 pm - 12:59 amSTL-PHL
7h 59m1 stop
Frontier Logo
5:20 am - 10:37 amPHL-STL
6h 17m1 stop
$143Frontier
Find Deal
Mon, Oct 6 - Thu, Oct 9
Frontier Logo
7:45 pm - 4:49 amSTL-PHL
8h 04m1 stop
Frontier Logo
5:50 am - 10:12 amPHL-STL
5h 22m1 stop
$153Frontier
Find Deal
Thu, Nov 6 - Sun, Nov 9
Multiple Airlines Logo
7:02 pm - 5:19 amMCI-PHL
9h 17m1 stop
Multiple Airlines Logo
1:58 pm - 8:45 pmPHL-MCI
7h 47m1 stop
$173Multiple Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
Multiple Airlines Logo
7:15 pm - 9:32 amSTL-PHL
13h 17m1 stop
Multiple Airlines Logo
11:00 am - 6:02 pmPHL-STL
8h 02m1 stop
$186Multiple Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
Delta Logo
3:23 pm - 10:13 pmSGF-PHL
5h 50m1 stop
Delta Logo
6:00 am - 11:04 amPHL-SGF
6h 04m1 stop
$251Delta
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Sat, Oct 11 - Sat, Oct 25
American Airlines Logo
1:35 pm - 5:20 pmMCI-PHL
2h 45mnonstop
American Airlines Logo
7:55 pm - 9:58 pmPHL-MCI
3h 03mnonstop
$299American Airlines
Find Deal
Wed, Oct 22 - Wed, Oct 29
United Airlines Logo
8:54 am - 5:22 pmJLN-PHL
7h 28m1 stop
United Airlines Logo
3:37 pm - 11:41 pmPHL-JLN
9h 04m1 stop
$334United Airlines
Find Deal
Sat, Feb 28 - Tue, Mar 3
American Airlines Logo
2:56 pm - 11:55 pmSGF-PHL
7h 59m1 stop
American Airlines Logo
12:21 pm - 5:28 pmPHL-SGF
6h 07m1 stop
$340American Airlines
Find Deal
Fri, Dec 12 - Mon, Jan 5
United Airlines Logo
8:54 am - 5:22 pmJLN-PHL
7h 28m1 stop
United Airlines Logo
10:10 am - 11:41 pmPHL-JLN
14h 31m2 stops
$344United Airlines
Find Deal
Sat, Feb 28 - Tue, Mar 3
Delta Logo
4:05 pm - 10:48 pmSGF-PHL
5h 43m1 stop
Delta Logo
5:30 am - 10:50 amPHL-SGF
6h 20m1 stop
$541Delta
Find Deal
Mon, Dec 15 - Thu, Dec 18

Frontier flights from Missouri to Philadelphia

Our best Frontier deals on Missouri to Philadelphia flight tickets
Frontier
Oct 6
STL4:00 pmLambert-St Louis
7h 59m
1 stop
PHL12:59 amPhiladelphia
Oct 9
PHL5:20 amPhiladelphia
6h 17m
1 stop
STL10:37 amLambert-St Louis
$143
Find similar
Frontier
Nov 6
STL7:45 pmLambert-St Louis
8h 04m
1 stop
PHL4:49 amPhiladelphia
Nov 9
PHL5:50 amPhiladelphia
5h 22m
1 stop
STL10:12 amLambert-St Louis
$153
Find similar
Frontier
Oct 23
STL1:41 pmLambert-St Louis
10h 32m
1 stop
PHL1:13 amPhiladelphia
Oct 25
PHL11:00 amPhiladelphia
8h 02m
1 stop
STL6:02 pmLambert-St Louis
$155
Find similar

Southwest flights from Missouri to Philadelphia

Our best Southwest deals on Missouri to Philadelphia flight tickets
Southwest
Sep 24
MCI10:20 amKansas City
4h 40m
1 stop
PHL4:00 pmPhiladelphia
Sep 26
PHL5:30 amPhiladelphia
4h 40m
1 stop
MCI9:10 amKansas City
$462
Find similar
Southwest
Oct 6
MCI10:50 amKansas City
7h 05m
2 stops
PHL6:55 pmPhiladelphia
Oct 11
PHL6:50 amPhiladelphia
9h 30m
2 stops
MCI3:20 pmKansas City
$472
Find similar
Southwest
Sep 24
MCI12:35 pmKansas City
8h 15m
2 stops
PHL9:50 pmPhiladelphia
Sep 26
PHL5:35 pmPhiladelphia
6h 00m
1 stop
MCI10:35 pmKansas City
$482
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 22, 2025.
Use the filters below to find and compare flights from Missouri to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Mon 10/6

4:00 pm-12:59 am

1 stop7h 59m

Philadelphia

Thu 10/9

5:20 am-10:37 am

1 stop6h 17m

$143

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Thu 11/6

7:45 pm-4:49 am

1 stop8h 04m

Philadelphia

Sun 11/9

5:50 am-10:12 am

1 stop5h 22m

$153

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Wed 10/22

7:02 pm-5:19 am

1 stop9h 17m

Philadelphia

Wed 10/29

1:58 pm-8:45 pm

1 stop7h 47m

$173

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Sat 10/18

7:15 pm-9:32 am

1 stop13h 17m

Philadelphia

Sat 10/25

11:00 am-6:02 pm

1 stop8h 02m

$186

SpringfieldPhiladelphia

SGF - PHL

SGFPHL

Springfield-Branson

Sat 10/11

3:23 pm-10:13 pm

1 stop5h 50m

Philadelphia

Sat 10/25

6:00 am-11:04 am

1 stop6h 04m

$251

Kansas CityPhiladelphia

MCI - PHL

MCIPHL

Kansas City

Wed 10/22

1:35 pm-5:20 pm

Nonstop2h 45m

Philadelphia

Wed 10/29

7:55 pm-9:58 pm

Nonstop3h 03m

$299

JoplinPhiladelphia

JLN - PHL

JLNPHL

Joplin

Sat 2/28

8:54 am-5:22 pm

1 stop7h 28m

Philadelphia

Tue 3/3

3:37 pm-11:41 pm

1 stop9h 04m

$334

SpringfieldPhiladelphia

SGF - PHL

SGFPHL

Springfield-Branson

Fri 12/12

2:56 pm-11:55 pm

1 stop7h 59m

Philadelphia

Mon 1/5

12:21 pm-5:28 pm

1 stop6h 07m

$340

JoplinPhiladelphia

JLN - PHL

JLNPHL

Joplin

Sat 2/28

8:54 am-5:22 pm

1 stop7h 28m

Philadelphia

Tue 3/3

10:10 am-11:41 pm

2 stops14h 31m

$344

SpringfieldPhiladelphia

SGF - PHL

SGFPHL

Springfield-Branson

Mon 12/15

4:05 pm-10:48 pm

1 stop5h 43m

Philadelphia

Thu 12/18

5:30 am-10:50 am

1 stop6h 20m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Missouri to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Missouri is in August. Flight prices, which tend to average around $277, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Philadelphia, with average flight prices from Missouri averaging around $353.

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Missouri to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $718. On the other hand, Sunday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,008.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Missouri to Philadelphia in the evening for as low as $420. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $1,164.

What is the cheapest Missouri to Philadelphia flight route?

Fly from Kansas City to Philadelphia for the best Missouri - Philadelphia flight prices

How far in advance should I book a flight to Philadelphia?

You are more likely to see cheaper flights to Philadelphia from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Missouri for as low as $328 on momondo.

What cabin class options are available on Missouri to Philadelphia flights?

There are 4 cabin classes available to choose from on Missouri to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to Philadelphia flights?

You could potentially save up to 29% on your flight if you consider stops on a Missouri to Philadelphia flight.

Cheap Missouri to Philadelphia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Philadelphia

Best Price Found

$221

Fastest flight time

2h 05m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Missouri in the past 72 hours is $221. The best round-trip flight deal from Missouri to Philadelphia found on momondo in the last 72 hours is $402.
The fastest flight from Missouri to Philadelphia takes 2h 05m
Direct flights go from Missouri to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)
Search flight deals

  • When did momondo last update prices for flights from Missouri to Philadelphia Airport?

    Prices for flights from Missouri to Philadelphia Airport were last updated today.

  • How many operators does momondo search for flights from Missouri to Philadelphia Airport?

  • How old do you have to be to fly from Missouri to Philadelphia Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents required for your trip to Philadelphia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Philadelphia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Missouri to Philadelphia?

Best airlines flying from Missouri to Philadelphia

Compare and see reviews for airlines that fly from Missouri to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $106Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
FrontierPriceFrom $119Free CancellationRating
5.8
3,166 reviews
Search Frontier flights
DeltaPriceFrom $220Free CancellationRating
7.9
7,971 reviews
Search Delta flights
American AirlinesPriceFrom $243Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $277Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
SouthwestPriceFrom $295Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Ocean City
Wildwood Crest
King of Prussia
Dewey Beach
Reading
Newark
Cherry Hill
North Wildwood
Dover
Avalon
Lewes
Stone Harbor
Vineland
Essington
Pottstown
New Castle
West Chester

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Philadelphia?

It is quick and easy to find Missouri to Philadelphia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Philadelphia that suits you.

Can I find flights from Missouri to Philadelphia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Philadelphia flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Philadelphia?

momondo helps you find the best flight between Missouri and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Missouri to Philadelphia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Missouri to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.

An easier way to manage your Philadelphia trip

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