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, $144 Round Trip

Prices starting at $144 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.

Fri, May 22 - Mon, May 25
PHL
Philadelphia
STL
St. Louis
$144 Roundtrip, found 19 hours ago
$144
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Fri, May 22 from Philadelphia to St. Louis, returning Mon, May 25, priced at $144 found 19 hours ago
Thu, May 7 - Sun, May 10
PHL
Philadelphia
STL
St. Louis
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, May 7 from Philadelphia to St. Louis, returning Sun, May 10, priced at $154 found 1 day ago
Fri, May 15 - Fri, May 22
PHL
Philadelphia
STL
St. Louis
$160 Roundtrip, found 1 day ago
$160
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, May 15 from Philadelphia to St. Louis, returning Fri, May 22, priced at $160 found 1 day ago
Wed, Apr 29 - Mon, May 4
PHL
Philadelphia
STL
St. Louis
$162 Roundtrip, found 4 days ago
$162
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Wed, Apr 29 from Philadelphia to St. Louis, returning Mon, May 4, priced at $162 found 4 days ago
Tue, May 12 - Wed, May 13
PHL
Philadelphia
STL
St. Louis
$284 Roundtrip, found 2 days ago
$284
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, May 12 from Philadelphia to St. Louis, returning Wed, May 13, priced at $284 found 2 days 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
$96 nightly
The price is $113 total per night from May 3 to May 4
$113 total
May 3 - May 4
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! (2,933 reviews)
The staff was so friendly and welcoming that was part of what made our experience so great

Reviewed on Apr 16, 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 May 3 to May 4
$165 total
May 3 - May 4
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! (1,000 reviews)
.

Reviewed on Apr 16, 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
$112 nightly
The price is $132 total per night from May 10 to May 11
$132 total
May 10 - May 11
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! (1,189 reviews)
Breakfast was amazing

Reviewed on Apr 16, 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 May 3 to May 4
$116 total
May 3 - May 4
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 ...
9/10 Wonderful! (3,152 reviews)
Room was clean very friendly staff

Reviewed on Apr 16, 2026

Clayton Plaza Hotel & Extended Stay
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 May 3 to May 4
$189 total
May 3 - May 4
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 ...
9.4/10 Exceptional! (3,380 reviews)
Great value overall. The free drinks and food made the stay even better. Loved the location and the staff was great

Reviewed on Apr 17, 2026

Drury Plaza Hotel St. Louis at the Arch
21C Museum Hotel St Louis

21C Museum Hotel St Louis

4.5 out of 5
1528 Locust street St. Louis MO
$148 nightly
The price is $173 total per night from May 10 to May 11
$173 total
May 10 - May 11
Total with taxes and fees
Book a stay at this luxury hotel in St. Louis. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the pool and the restaurant in our ...
9/10 Wonderful! (1,765 reviews)
Great location, clean rooms, wonderful pool and hot tub

Reviewed on Apr 16, 2026

21C Museum Hotel St Louis
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
$71 nightly
The price is $84 total per night from May 3 to May 4
$84 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 (1,001 reviews)
This was such a dump. I would never stay there again. I could barely sleep because of the smell and then how dirty the room was. I was afraid of bed bugs, even though I did not find any. It was disgusting.

Reviewed on Apr 14, 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 May 3 to May 4
$165 total
May 3 - May 4
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! (1,000 reviews)
.

Reviewed on Apr 16, 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
$71 nightly
The price is $84 total per night from May 3 to May 4
$84 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 (1,001 reviews)
This was such a dump. I would never stay there again. I could barely sleep because of the smell and then how dirty the room was. I was afraid of bed bugs, even though I did not find any. It was disgusting.

Reviewed on Apr 14, 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 19 to Apr 20
$116 total
Apr 19 - Apr 20
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 ...
5.6/10 (837 reviews)
Do not stay here over charged me bums outside the room toilet broke bugd

Reviewed on Apr 13, 2026

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 May 3 to May 4
$189 total
May 3 - May 4
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 ...
9.4/10 Exceptional! (3,380 reviews)
Great value overall. The free drinks and food made the stay even better. Loved the location and the staff was great

Reviewed on Apr 17, 2026

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
$119 nightly
The price is $140 total per night from May 10 to May 11
$140 total
May 10 - May 11
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! (1,945 reviews)
Located downtown adjacent but not in the hustle and bustle. We booked this hotel because it had free breakfast, free parking, and it had a hot tub. All of which were exactly what we had hoped for! Breakfast included hot options like biscuits and gravy, eggs, and sausage. There was also a soda fountain ...

Reviewed on Apr 16, 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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