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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$95 CHEAP FLIGHTS from Missouri to Philadelphia

PHL

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Cheap Flights from Missouri to Philadelphia

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Philadelphia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Philadelphia

KAYAK's recommended round-trip deals from the most popular airlines that fly from Missouri to Philadelphia.

Discover the best prices for you by selecting your travel dates on KAYAK.

5:45 pm - 3:26 pmSTL-PHL

20h 41m1 stop

10:59 pm - 12:14 amPHL-STL

26h 15m1 stop

$188Frontier

Find Deal

Wed, May 14 - Thu, May 15

7:55 pm - 10:05 pmSTL-PHL

25h 10m1 stop

6:15 am - 9:12 amPHL-STL

27h 57m1 stop

$198Frontier

Find Deal

Wed, May 28 - Sun, Jun 1

2:45 pm - 10:36 pmMCI-PHL

6h 51m1 stop

4:00 pm - 10:48 amPHL-MCI

19h 48m1 stop

$208Spirit Airlines

Find Deal

Thu, May 29 - Sun, Jun 1

10:10 am - 10:43 pmSTL-PHL

11h 33m1 stop

6:15 am - 9:12 amPHL-STL

27h 57m1 stop

$217

Find Deal

Thu, May 22 - Sun, Jun 1

5:46 am - 10:36 pmMCI-PHL

15h 50m1 stop

6:00 am - 1:50 pmPHL-MCI

8h 50m1 stop

$235Spirit Airlines

Find Deal

Wed, May 21 - Tue, May 27

2:45 pm - 10:36 pmMCI-PHL

6h 51m1 stop

1:02 pm - 7:06 pmPHL-MCI

7h 04m1 stop

$238

Find Deal

Thu, May 29 - Mon, Jun 2

6:00 am - 9:11 amSTL-PHL

2h 11mnonstop

10:53 am - 12:27 pmPHL-STL

2h 34mnonstop

$301American Airlines

Find Deal

Tue, May 27 - Tue, Jun 3

6:15 am - 12:55 pmMCI-PHL

5h 40m1 stop

11:05 am - 1:03 pmPHL-MCI

2h 58mnonstop

$309American Airlines

Find Deal

Wed, Jun 4 - Sat, Jun 7

6:20 am - 3:55 pmSTL-PHL

8h 35m2 stops

7:20 am - 8:40 amPHL-STL

2h 20mnonstop

$316Southwest

Find Deal

Tue, Jun 24 - Tue, Jul 8

5:25 am - 12:50 pmSTL-PHL

6h 25m1 stop

5:30 am - 1:20 pmPHL-STL

8h 50m2 stops

$326Southwest

Find Deal

Tue, Jun 24 - Tue, Jul 8

Useful Info

Low season	January
High season	May
Cheapest flight	$95

Best time to beat the crowds but there is an average 7% increase in price.

Most popular time to fly and prices are also 6% lower on average.

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.

Newark

Everything you need to know for your flight to Philadelphia

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Philadelphia

Philadelphia (PHL)

PHL

$95 Find Cheap Flights from Missouri to Philadelphia

KAYAK searches hundreds of travel sites at once for deals on flights to Philadelphia

Cheap Flights from Missouri to Philadelphia

Recent round-trip flight deals from Missouri to Philadelphia

Recent one-way flight deals from Missouri to Philadelphia

Recent last minute flight deals from Missouri to Philadelphia

Recent direct flight deals from Missouri to Philadelphia

Good to know

FAQs for booking flights from Missouri 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.

Traveling to a place near Philadelphia?

Everything you need to know for your flight to Philadelphia

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to Missouri

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

Find direct flights for Philadelphia

Flights to other popular destinations

Flights from domestic origins to Philadelphia

Choose which airport to fly into in Philadelphia

Find deals for your return flight