STL to PHL

St Louis to Philadelphia flight ticket price

Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.

STL
St Louis (STL), United StatesLambert-St Louis Intl
PHL
Philadelphia (PHL), United StatesPhiladelphia International
Search

Live flights for Mon, 22 Jun 2026

Review fares, stops, timings and baggage. Use Search or View all flights for the complete search result.

Showing flight options for the selected travel date.
Currency: USD
Mon, 22 JunSTL to PHL$325 Tue, 23 JunSTL to PHL Wed, 24 JunSTL to PHL Thu, 25 JunSTL to PHL Fri, 26 JunSTL to PHL Sat, 27 JunSTL to PHL Sun, 28 JunSTL to PHL
Sort By:DepartureDurationArrivalPrice
United Airlines
United Airlines
UA-1008
06:00
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :25 M
1 Stop
ORD · 1h 36mChicago (ORD), United States
12:25
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1536
07:08
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :55 M
1 Stop
ATL · 3h 15mAtlanta (ATL), United States
15:03
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4423
07:22
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :25 M
1 Stop
ORD · 2h 33mChicago (ORD), United States
14:47
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5572
09:14
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :33 M
1 Stop
ORD · 0h 44mChicago (ORD), United States
14:47
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 3 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-5572
09:14
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :38 M
1 Stop
ORD · 3h 41mChicago (ORD), United States
17:52
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1571
09:21
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :42 M
1 Stop
ATL · 1h 03mAtlanta (ATL), United States
15:03
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1571
09:21
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :45 M
1 Stop
ATL · 2h 05mAtlanta (ATL), United States
16:06
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1571
09:21
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :01 M
1 Stop
ATL · 3h 18mAtlanta (ATL), United States
17:22
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4517
10:25
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :27 M
1 Stop
ORD · 2h 33mChicago (ORD), United States
17:52
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4517
10:25
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :53 M
1 Stop
ORD · 3h 59mChicago (ORD), United States
19:18
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1400
10:51
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :31 M
1 Stop
ATL · 1h 49mAtlanta (ATL), United States
17:22
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1400
10:51
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :46 M
1 Stop
ATL · 3h 04mAtlanta (ATL), United States
18:37
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4395
11:25
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :27 M
1 Stop
ORD · 1h 27mChicago (ORD), United States
17:52
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 8 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4395
11:25
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :53 M
1 Stop
ORD · 2h 53mChicago (ORD), United States
19:18
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 8 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1382
13:13
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :05 M
1 Stop
ORD · 1h 13mChicago (ORD), United States
19:18
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1382
13:13
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :06 M
1 Stop
ORD · 3h 16mChicago (ORD), United States
21:19
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-566
13:39
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :40 M
1 Stop
ATL · 2h 57mAtlanta (ATL), United States
21:19
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-1639
17:29
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :30 M
1 Stop
ORD · 2h 48mChicago (ORD), United States
00:59
2026-06-23
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-2822
18:10
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :07 M
1 Stop
DTW · 0h 50mDetroit (DTW), United States
23:17
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
United Airlines
United Airlines
UA-4411
19:05
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :54 M
1 Stop
ORD · 1h 13mChicago (ORD), United States
00:59
2026-06-23
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1393
19:12
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :47 M
1 Stop
ATL · 0h 54mAtlanta (ATL), United States
00:59
2026-06-23
PHILADELPHIA (PHL)United StatesPhiladelphia International
$325
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1524
06:00
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
6H :26 M
1 Stop
ATL · 2h 43mAtlanta (ATL), United States
13:26
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$371
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces

Recommended hotels in Philadelphia

Stay options near the arrival city for the same travel date.

Search hotels
Quality Hotel Philadelphia Airport
3.0Very GoodLive availability

Quality Hotel Philadelphia Airport

- 45 Industrial Hwy EssingtonPennsylvania 19029 ,

Free WiFiACBreakfast
Room availability is checked live
$84per night+ taxes if applicable
View Rooms

1 Night • 3 Star

Extended Stay America Suites - Philadelphia - Plym
3.0Very GoodLive availability

Extended Stay America Suites - Philadelphia - Plym

- 101 Lee Dr, Plymouth Meeting, PA 19462, United States 19462 Philadelphia (PA) Pennsylvania USA,

Free WiFiACBreakfast
Room availability is checked live
$106per night+ taxes if applicable
View Rooms

1 Night • 3 Star

Best Western Plus Concordville Hotel
3.0Very GoodLive availability

Best Western Plus Concordville Hotel

- 675 Conchester Hwy, Glen Mills, PA 19342 ,

Free WiFiACBreakfast
Room availability is checked live
$127per night+ taxes if applicable
View Rooms

1 Night • 3 Star

Home2 Suites by Hilton King of Prussia/Valley Forge, PA
3.0Very GoodLive availability

Home2 Suites by Hilton King of Prussia/Valley Forge, PA

- 550 W Dekalb Pike ,

Free WiFiACBreakfast
Room availability is checked live
$130per night+ taxes if applicable
View Rooms

1 Night • 3 Star

Delta Air Lines
Delta Air Lines
DL-1536
07:08
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :18 M
1 Stop
ATL · 1h 36mAtlanta (ATL), United States
13:26
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$371
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-1371
13:59
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
4H :21 M
1 Stop
DTW · 1h 05mDetroit (DTW), United States
19:20
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$371
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-4167
15:57
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
7H :01 M
1 Stop
MSP · 2h 45mMinneapolis (MSP), United States
23:58
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$371
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Delta Air Lines
Delta Air Lines
DL-3185
17:36
2026-06-22
St Louis (STL)United StatesLambert-St Louis Intl
5H :22 M
1 Stop
MSP · 1h 10mMinneapolis (MSP), United States
23:58
2026-06-22
PHILADELPHIA (PHL)United StatesPhiladelphia International
$371
total fare
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
View all flights
No flights match the selected filters. Clear filters or open full search.

Fare highlights

Selected flight highlights for 22 Jun 2026.

Open full search
Lowest fare $325 United Airlines 06:00
Earliest departure $325 United Airlines 06:00
Shortest duration $325 Delta Air Lines 18:10
Night 00:00-05:59 No option Open full search for more
Morning 06:00-11:59 $325 United Airlines at 06:00
Afternoon 12:00-17:59 $325 United Airlines at 13:13
Evening 18:00-23:59 $325 Delta Air Lines at 18:10

St Louis to Philadelphia route details

St Louis (STL)

Lambert-St Louis Intl

United States

GMT -6

Latitude: 38.748697

Longitude: -90.370003

Philadelphia (PHL)

Philadelphia International

United States

GMT -5

Latitude: 39.87189865112305

Longitude: -75.24109649658203

Distance: St Louis (STL), United States to Philadelphia (PHL), United States - 1,306.01 km
Flights shown for 22 Jun 2026. View all flights opens the complete search result.

St Louis to Philadelphia - what to expect when booking

The STL to PHL cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.

Approx route distance: 1,306.01 km.

Before you book

Compare nearby dates

The date strip opens the complete search result for the route and selected date.

Use filters

Shortlist by price, stops, departure time and refundable fare preference.

Check fare rows

Select expands fare choices on the card before you move to review and booking.

More flights from St Louis (STL)23 routes
St Louis → Atlanta
STL → ATL
St Louis → Boston
STL → BOS
St Louis → Burlington
STL → BRL
St Louis → Cancun
STL → CUN
St Louis → Cape Girardeau
STL → CGI
St Louis → Charlotte
STL → CLT
St Louis → Chicago
STL → MDW
St Louis → Covington Ky
STL → CVG
St Louis → Cleveland
STL → CLE
St Louis → Columbus
STL → CMH
St Louis → Dallas
STL → DAL
St Louis → Decatur
STL → DEC
St Louis → Denver
STL → DEN
St Louis → Detroit Mi
STL → DTW
St Louis → Fort Lauderdale
STL → FLL
St Louis → Fort Leonard Wood
STL → TBN
St Louis → Fort Myers
STL → RSW
St Louis → Dallas
STL → DFW
St Louis → Grand Rapids
STL → GRR
St Louis → Houston
STL → IAH
St Louis → Houston
STL → HOU
St Louis → Jonesboro
STL → JBR
St Louis → Kansas City
STL → MCI
More flights from Philadelphia (PHL)23 routes
Philadelphia → Akron/canton
PHL → CAK
Philadelphia → Albany
PHL → ALB
Philadelphia → Allentown
PHL → ABE
Philadelphia → Amsterdam
PHL → AMS
Philadelphia → Athens
PHL → ATH
Philadelphia → Atlanta
PHL → ATL
Philadelphia → Austin
PHL → AUS
Philadelphia → Bangor
PHL → BGR
Philadelphia → Barcelona
PHL → BCN
Philadelphia → Bermuda
PHL → BDA
Philadelphia → Birmingham
PHL → BHM
Philadelphia → Boston
PHL → BOS
Philadelphia → Brussels
PHL → BRU
Philadelphia → Buffalo Ny
PHL → BUF
Philadelphia → Burlington
PHL → BTV
Philadelphia → Cancun
PHL → CUN
Philadelphia → Charleston
PHL → CHS
Philadelphia → Charlotte
PHL → CLT
Philadelphia → Charlottesville
PHL → CHO
Philadelphia → Chicago
PHL → ORD
Philadelphia → Covington Ky
PHL → CVG
Philadelphia → Cleveland
PHL → CLE
Philadelphia → Columbia
PHL → CAE
Frequently asked questions - St Louis to Philadelphia flights
Yes, booking flights in advance helps you secure cheap flight tickets. Comparing air ticket prices 3–4 weeks early gives you better visibility of airline timings, baggage policies, and fare rules before high-demand periods push prices up.
The approximate direct air distance between St Louis (STL) and Philadelphia (PHL) is 1,306.01 km. The actual flight duration and route path vary depending on airline schedules and wind conditions.
Non-stop flight availability depends on the airline schedule and departure date. You can filter the live search results by stops to view direct flights, one-stop connections, and transit flights instantly.
Airline seat inventory and airfares change dynamically in real-time. Selecting 'Book Now' runs a live fare verification check to ensure you get the most accurate price before final booking confirmation.
Yes, you can easily compare flights for nearby dates. Select any date on the date calendar strip to refresh the fares, compare air ticket pricing, and choose the most budget-friendly travel day.