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.

$60 CHEAP FLIGHTS from Missouri to Philadelphia

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Flight Deals

Cheap Flights from Missouri to Philadelphia

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

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Philadelphia

Mon, Sep 14 - Thu, Sep 17

6:22 pm - 9:32 am

COU

PHL

14h 10m

1 stop

9:14 am - 4:38 pm

PHL

COU

32h 24m

2 stops

$226Multiple Airlines

Mon, Sep 14 - Thu, Sep 17

6:22 pm - 9:32 am

COU

PHL

14h 10m

1 stop

3:25 pm - 4:38 pm

PHL

COU

26h 13m

1 stop

$245Multiple Airlines

Wed, Jul 29 - Thu, Jul 30

6:07 pm - 7:15 am

MCI

PHL

12h 08m

1 stop

8:37 pm - 5:10 pm

PHL

MCI

21h 33m

2 stops

$254Frontier

Sun, Aug 9 - Sun, Aug 16

4:32 pm - 5:39 am

MCI

PHL

36h 07m

2 stops

1:32 pm - 5:10 pm

PHL

MCI

28h 38m

1 stop

$255Frontier

Wed, Aug 5 - Tue, Aug 18

2:00 pm - 9:50 pm

MCI

PHL

6h 50m

2 stops

7:15 am - 1:30 pm

PHL

MCI

7h 15m

2 stops

$261Southwest

Tue, Sep 22 - Mon, Sep 28

1:25 pm - 4:48 pm

STL

PHL

2h 23mnonstop

3:30 pm - 5:05 pm

PHL

STL

2h 35mnonstop

$277American Airlines

Tue, Aug 11 - Sat, Aug 15

5:42 pm - 9:03 pm

STL

PHL

2h 21mnonstop

5:43 am - 12:55 pm

PHL

STL

8h 12m

1 stop

$279American Airlines

Wed, Sep 9 - Wed, Sep 9

10:55 am - 2:05 pm

STL

PHL

2h 10mnonstop

3:05 pm - 10:10 pm

PHL

STL

8h 05m

2 stops

$292Southwest

Wed, Aug 12 - Sun, Aug 16

10:49 am - 5:54 pm

COU

PHL

6h 05m

1 stop

7:00 pm - 10:55 pm

PHL

COU

4h 55m

1 stop

$308United Airlines

Fri, Aug 21 - Sun, Aug 23

1:37 pm - 12:59 am

SGF

PHL

10h 22m

2 stops

6:25 am - 10:48 am

PHL

SGF

5h 23m

1 stop

$324United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$60

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 4% 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.

Everything you need to know for your flight to Philadelphia

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Information on the airport you'll fly into in Philadelphia

Philadelphia (PHL)

PHL

$60 Find Cheap Flights from Missouri to Philadelphia - Compare and Save

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

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