Cheap flights from PHL to STL (Philadelphia Intl. to Lambert-St. Louis Intl.)

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Cheap Flights from PHL to STL starting at $70 One Way, $140 Round Trip

Prices starting at $140 for return flights and $70 for one-way flights to Lambert-St. Louis Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 7 - Thu, May 14
PHL
Philadelphia
STL
St. Louis
$140 Roundtrip, found 4 days ago
$140
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, May 7 from Philadelphia to St. Louis, returning Thu, May 14, priced at $140 found 4 days ago
Fri, May 1 - Mon, May 4
PHL
Philadelphia
STL
St. Louis
$142 Roundtrip, found 3 hours ago
$142
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 1 from Philadelphia to St. Louis, returning Mon, May 4, priced at $142 found 3 hours ago
Sat, Apr 25 - Sat, May 2
PHL
Philadelphia
STL
St. Louis
$144 Roundtrip, found 5 days ago
$144
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Apr 25 from Philadelphia to St. Louis, returning Sat, May 2, priced at $144 found 5 days ago
Thu, May 7 - Sun, May 10
PHL
Philadelphia
STL
St. Louis
$153 Roundtrip, found 5 days ago
$153
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, May 7 from Philadelphia to St. Louis, returning Sun, May 10, priced at $153 found 5 days ago
Fri, May 1 - Mon, May 4
PHL
Philadelphia
STL
St. Louis
$162 Roundtrip, found 3 hours ago
$162
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, May 1 from Philadelphia to St. Louis, returning Mon, May 4, priced at $162 found 3 hours ago

Hotel Ideas near Lambert-St. Louis Intl.

Airport Hotels near Lambert-St. Louis Intl.

Pear Tree Inn St. Louis Airport

Pear Tree Inn St. Louis Airport

2.5 out of 5
10810 Pear Tree Ln St. Ann MO
$90 nightly
The price is $106 total per night from Apr 12 to Apr 13
$106 total
Apr 12 - Apr 13
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Ann. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (2,900 reviews)
Great stay I have no complains

Reviewed on Apr 6, 2026

Pear Tree Inn St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$139 nightly
The price is $165 total per night from Apr 16 to Apr 17
$165 total
Apr 16 - Apr 17
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,005 reviews)
Love this hotel! Very convenient and modern!

Reviewed on Apr 6, 2026

Hilton St. Louis Airport
Drury Inn & Suites St. Louis Airport

Drury Inn & Suites St. Louis Airport

3 out of 5
10490 Natural Bridge Rd St. Louis MO
$115 nightly
The price is $135 total per night from Apr 12 to Apr 13
$135 total
Apr 12 - Apr 13
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,173 reviews)
Parking is wonderful, lot is secure and you have to have your room key to gain access. Kickback was great and saved our family so much money! The staff was wonderful, always kind, remembered who we were. Right next to the airport but we didnt hear planes at all. It was nice and quiet. Rooms were ...

Reviewed on Apr 4, 2026

Drury Inn & Suites St. Louis Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In St. Louis

Clayton Plaza Hotel & Extended Stay

Clayton Plaza Hotel & Extended Stay

3.5 out of 5
7750 Carondelet Avenue St. Louis MO
$100 nightly
The price is $116 total per night from Apr 19 to Apr 20
$116 total
Apr 19 - Apr 20
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and ...
8.8/10 Excellent! (3,147 reviews)
The room was very clean, there was always someone at the front desk and each staff member I encountered was friendly. The breakfast buffet was a nice bonus. Overall 10/10.

Reviewed on Apr 6, 2026

Clayton Plaza Hotel & Extended Stay
Pear Tree Inn St. Louis Near Union Station

Pear Tree Inn St. Louis Near Union Station

3 out of 5
2211 Market Street St. Louis MO
$113 nightly
The price is $132 total per night from Apr 13 to Apr 14
$132 total
Apr 13 - Apr 14
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...
8.8/10 Excellent! (1,933 reviews)
My kids appreciated the pool (crowded as it was!). The happy hour and fountain soda in the breakfast area was a pleasant surprise. Rooms are a bit worn, hallway looked like it had some water issues as well with missing tiles/exposed pipes. Bed was too soft for me. We had to switch rooms due to wet ...

Reviewed on Apr 6, 2026

Pear Tree Inn St. Louis Near Union Station
Drury Plaza Hotel St. Louis at the Arch

Drury Plaza Hotel St. Louis at the Arch

3 out of 5
2 South 4th Street St. Louis MO
$162 nightly
The price is $189 total per night from Apr 12 to Apr 13
$189 total
Apr 12 - Apr 13
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and 2 hot tubs. Our guests praise the breakfast and the pool in our ...
Drury Plaza Hotel St. Louis at the Arch
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

St. Louis Hotels With Airport Transportation

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$64 nightly
The price is $75 total per night from May 3 to May 4
$75 total
May 3 - May 4
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,005 reviews)
Non

Reviewed on Apr 6, 2026

Quality Inn Saint Louis Airport
Marriott St. Louis Airport

Marriott St. Louis Airport

4 out of 5
10700 Pear Tree Lane St. Louis MO
$145 nightly
The price is $173 total per night from May 8 to May 9
$173 total
May 8 - May 9
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy breakfast (surcharge), a free airport shuttle, and room service. Our guests praise the helpful ...
Marriott St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
$139 nightly
The price is $165 total per night from Apr 16 to Apr 17
$165 total
Apr 16 - Apr 17
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,005 reviews)
Love this hotel! Very convenient and modern!

Reviewed on Apr 6, 2026

Hilton St. Louis Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced St. Louis Hotels

Quality Inn Saint Louis Airport

Quality Inn Saint Louis Airport

2.5 out of 5
10232 Natural Bridge Rd St. Louis MO
$64 nightly
The price is $75 total per night from May 3 to May 4
$75 total
May 3 - May 4
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a free airport shuttle, and parking (surcharge). Our guests praise the helpful staff ...
6.2/10 (1,005 reviews)
Non

Reviewed on Apr 6, 2026

Quality Inn Saint Louis Airport
Americas Best Value Inn St. Louis Downtown

Americas Best Value Inn St. Louis Downtown

2 out of 5
1100 Lumiere Place Boulevard St. Louis MO
$99 nightly
The price is $116 total per night from Apr 12 to Apr 13
$116 total
Apr 12 - Apr 13
Total with taxes and fees
Stay at this motel in St. Louis. Enjoy free WiFi, free parking, and a 24-hour front desk. Popular attractions Gateway Arch and Busch Stadium are located ...
Americas Best Value Inn St. Louis Downtown
OYO Hotel St. Louis Downtown City Center MO

OYO Hotel St. Louis Downtown City Center MO

3.5 out of 5
400 S 14th St St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free WiFi, a fitness center, and parking (surcharge). Our guests praise the helpful staff and ...
6.6/10 (1,000 reviews)
Definitely an older hotel. Overall the room was kinda dingy.

Reviewed on Apr 11, 2024

Get rates
OYO Hotel St. Louis Downtown City Center MO
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in St. Louis

Days Inn by Wyndham St. Louis Lindbergh Boulevard

Days Inn by Wyndham St. Louis Lindbergh Boulevard

2.5 out of 5
South Lindbergh Boulevard, 3660 St. Louis MO
Book a stay at this family-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and a nightclub. Popular attractions Laumeier Sculpture Park and Magic ...

Families like: Indoor pool, playground, game room, cribs

Get rates
Days Inn by Wyndham St. Louis Lindbergh Boulevard
Drury Plaza Hotel St. Louis at the Arch

Drury Plaza Hotel St. Louis at the Arch

3 out of 5
2 South 4th Street St. Louis MO
$162 nightly
The price is $189 total per night from Apr 12 to Apr 13
$189 total
Apr 12 - Apr 13
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and 2 hot tubs. Our guests praise the breakfast and the pool in our ...
Drury Plaza Hotel St. Louis at the Arch
Pear Tree Inn St. Louis Near Union Station

Pear Tree Inn St. Louis Near Union Station

3 out of 5
2211 Market Street St. Louis MO
$113 nightly
The price is $132 total per night from Apr 13 to Apr 14
$132 total
Apr 13 - Apr 14
Total with taxes and fees
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...
8.8/10 Excellent! (1,933 reviews)
My kids appreciated the pool (crowded as it was!). The happy hour and fountain soda in the breakfast area was a pleasant surprise. Rooms are a bit worn, hallway looked like it had some water issues as well with missing tiles/exposed pipes. Bed was too soft for me. We had to switch rooms due to wet ...

Reviewed on Apr 6, 2026

Pear Tree Inn St. Louis Near Union Station
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

PHL to STL Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
PHL Address & GPS
Address:
Industrial Highway and Island Road
Philadelphia PA, 19153
United States
IATA Code:
PHL
Longitude:
-75.243305
Latitude:
39.876413
Time Zone:
America/New_York
STL Address & GPS
Address:
10701 Lambert International Blvd.
Saint Louis MO, 63145
United States
IATA Code:
STL
Longitude:
-90.379002
Latitude:
38.748707
Time Zone:
America/Chicago

Frequently asked questions

Are there non-stop flights from PHL to Lambert-St. Louis Intl. Airport (STL)?
With several companies offering direct flights from PHL to St. Louis Lambert International Airport, you won't need to worry about swapping planes or passing time during a stopover. For a hassle-free journey, we'd recommend traveling with American Airlines or Southwest Airlines.
What is the shortest flight from PHL to St. Louis Lambert International Airport?
The shortest flight from Philadelphia to St. Louis is 5 hours and 46 minutes. Order your favorite wine from the cabin crew, go over your travel itinerary or make friends with your seat mate — you'll have the time on this medium-haul journey.
How many hours flight from Philadelphia Airport to Lambert-St. Louis Intl. Airport (STL)?
Don't get too comfy in your seat — the general flight time from Philadelphia Intl. Airport (PHL) to STL is a short and sweet 5 hours and 51 minutes.
What airlines have the most flights from PHL to St. Louis Lambert International Airport?
What do you factor in when deciding which airline to fly with — great service? Fares that are easy on your credit card? There are several carriers offering flights between PHL and St. Louis Lambert International Airport to pick from. Try out Southwest Airlines (WN), a popular option which provides 60 flights every month. American Airlines (AA) also services the route from Philadelphia to St. Louis. It's another great option and has 115 flights each month.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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