How does KAYAK find such low prices on flights from Missouri to Philadelphia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Philadelphia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to Philadelphia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Philadelphia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$49 CHEAP FLIGHTS from Missouri to Philadelphia

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheap Flights from Missouri to Philadelphia

Cheap flights from Missouri to Philadelphia with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Last minute

Direct

Mon, Dec 7 - Thu, Dec 10

12:02 pm - 5:26 pmSTL Lambert-St Louis-PHL Philadelphia

28h 24m1 stop Atlanta Hartsfield-Jackson

6:31 pm - 11:17 amPHL Philadelphia-STL Lambert-St Louis

17h 46m1 stop Atlanta Hartsfield-Jackson

$128Frontier

Wed, Nov 4 - Wed, Nov 11

6:44 pm - 7:11 amSTL Lambert-St Louis-PHL Philadelphia

11h 27m1 stop Atlanta Hartsfield-Jackson

12:36 pm - 5:42 pmPHL Philadelphia-STL Lambert-St Louis

6h 06m1 stop Atlanta Hartsfield-Jackson

$128Frontier

Thu, Nov 12 - Thu, Nov 12

5:59 am - 2:55 pmMCI Kansas City-PHL Philadelphia

7h 56m1 stop Washington, D.C. Reagan-National

6:45 pm - 8:50 pmPHL Philadelphia-MCI Kansas City

3h 05mnonstop

$247American Airlines

Wed, Nov 4 - Sat, Nov 7

6:02 am - 9:20 amSTL Lambert-St Louis-PHL Philadelphia

2h 18mnonstop

10:55 am - 12:43 pmPHL Philadelphia-STL Lambert-St Louis

2h 48mnonstop

$277American Airlines

Fri, Dec 4 - Mon, Dec 7

6:20 pm - 9:25 pmSTL Lambert-St Louis-PHL Philadelphia

2h 05mnonstop

6:15 pm - 7:45 pmPHL Philadelphia-STL Lambert-St Louis

2h 30mnonstop

$277Southwest

Mon, Dec 14 - Tue, Dec 15

6:20 pm - 9:25 pmSTL Lambert-St Louis-PHL Philadelphia

2h 05mnonstop

2:45 pm - 4:20 pmPHL Philadelphia-STL Lambert-St Louis

2h 35mnonstop

$277Southwest

Mon, Nov 2 - Thu, Nov 5

9:16 am - 7:21 amMCI Kansas City-PHL Philadelphia

21h 05m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

1:52 pm - 8:46 amPHL Philadelphia-MCI Kansas City

19h 54m1 stop Fort Lauderdale

$281Multiple Airlines

Mon, Dec 7 - Wed, Dec 16

4:49 pm - 5:26 pmMCI Kansas City-PHL Philadelphia

23h 37m2 stops Fort Lauderdale Atlanta Hartsfield-Jackson

8:35 pm - 7:03 pmPHL Philadelphia-MCI Kansas City

23h 28m1 stop Tampa

$286Multiple Airlines

Mon, Nov 23 - Fri, Nov 27

10:53 am - 5:47 pmSTL Lambert-St Louis-PHL Philadelphia

5h 54m1 stop Chicago O'Hare Intl

9:00 am - 2:34 pmPHL Philadelphia-STL Lambert-St Louis

6h 34m1 stop Chicago O'Hare Intl

$297United Airlines

Mon, Nov 23 - Thu, Nov 26

3:00 pm - 9:38 pmCOU Columbia Regional-PHL Philadelphia

5h 38m1 stop Chicago O'Hare Intl

7:45 am - 4:35 pmPHL Philadelphia-COU Columbia Regional

9h 50m1 stop Denver Intl

$338United Airlines

Wed, Oct 21 - Sat, Oct 24

8:43 pm - 1:16 amMCI Kansas City-PHL Philadelphia

27h 33m1 stop Denver Intl

5:50 am - 7:48 pmPHL Philadelphia-MCI Kansas City

14h 58m1 stop Denver Intl

$356Frontier

Wed, Oct 21 - Wed, Oct 28

6:35 pm - 7:11 amSTL Lambert-St Louis-PHL Philadelphia

11h 36m1 stop Atlanta Hartsfield-Jackson

8:30 am - 5:40 pmPHL Philadelphia-STL Lambert-St Louis

10h 10m1 stop Atlanta Hartsfield-Jackson

$361Frontier

Tue, Oct 20 - Mon, Nov 16

7:22 am - 11:10 amMCI Kansas City-PHL Philadelphia

2h 48mnonstop

6:45 pm - 8:50 pmPHL Philadelphia-MCI Kansas City

3h 05mnonstop

$448American Airlines

Tue, Oct 20 - Mon, Nov 16

11:56 am - 6:47 pmMCI Kansas City-PHL Philadelphia

5h 51m1 stop Chicago O'Hare Intl

6:45 pm - 8:50 pmPHL Philadelphia-MCI Kansas City

3h 05mnonstop

$458American Airlines

Fri, Oct 23 - Wed, Nov 18

10:56 am - 4:08 pmMCI Kansas City-PHL Philadelphia

28h 12m1 stop Fort Lauderdale

12:36 pm - 5:25 pmPHL Philadelphia-MCI Kansas City

29h 49m2 stops Atlanta Hartsfield-Jackson Tampa

$463Multiple Airlines

Fri, Oct 23 - Tue, Nov 17

10:56 am - 4:08 pmMCI Kansas City-PHL Philadelphia

28h 12m1 stop Fort Lauderdale

5:14 pm - 7:47 pmPHL Philadelphia-MCI Kansas City

27h 33m2 stops Atlanta Hartsfield-Jackson Denver Intl

$466Multiple Airlines

Wed, Oct 21 - Sun, Nov 22

10:32 am - 4:44 pmMCI Kansas City-PHL Philadelphia

5h 12m1 stop Detroit Metropolitan Wayne County

5:35 am - 9:52 amPHL Philadelphia-MCI Kansas City

5h 17m1 stop Minneapolis St Paul

$467Delta

Tue, Oct 20 - Mon, Nov 16

2:10 pm - 7:18 pmMCI Kansas City-PHL Philadelphia

4h 08m1 stop Detroit Metropolitan Wayne County

7:11 pm - 11:24 pmPHL Philadelphia-MCI Kansas City

5h 13m1 stop Minneapolis St Paul

$467Delta

Tue, Oct 20 - Tue, Nov 17

7:25 am - 3:25 pmMCI Kansas City-PHL Philadelphia

7h 00m2 stops Chicago Midway Lambert-St Louis

2:55 pm - 7:45 pmPHL Philadelphia-MCI Kansas City

5h 50m1 stop Nashville Intl

$473Southwest

Tue, Oct 20 - Mon, Nov 16

10:15 am - 6:00 pmMCI Kansas City-PHL Philadelphia

6h 45m1 stop Nashville Intl

2:45 pm - 10:50 pmPHL Philadelphia-MCI Kansas City

9h 05m2 stops Lambert-St Louis Houston Hobby

$473Southwest

Low season	January
High season	July
Cheapest flight	$49

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 7% increase in price.

Flight from St. Louis to Philadelphia

How does KAYAK find such low prices on flights from Missouri to Philadelphia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Philadelphia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Philadelphia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Philadelphia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Philadelphia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Wildwood Crest

Newark

Essington

North Wildwood

Vineland

West Chester

Elkton

Willow Grove

Middletown

Pottstown

Voorhees

Kennett Square

Somers Point

Glen Mills

Springfield

Wyomissing

Millville

Blackwood

Phoenixville

Strasburg

More options for your flight to Philadelphia

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

Complete your trip to Philadelphia with a hotel stay or car rental

Car rentals in Philadelphia

Hotels in Philadelphia

Vacations in Philadelphia

PHL

$49 Find Cheap Flights from Missouri to Philadelphia - Compare and Save

Cheap Flights from Missouri to Philadelphia

Cheap flights from Missouri to Philadelphia with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Missouri to Philadelphia

Traveling to a place near Philadelphia?

More options for your flight to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to Missouri

Find direct flights for Philadelphia

Flights from domestic origins to Philadelphia

Flights to other popular destinations

Find deals for your return flight