$83 Cheap flight deals from Atlantic City (AIY) to St. Louis (STL)

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This Weekend's Flight Deals from Atlantic City to St. Louis

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 4 - Mon, Oct 6
PHL
Philadelphia Intl.
STL
Lambert-St. Louis Intl.
$215 Roundtrip, found 1 day ago
$215
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Sat, Oct 4 from Philadelphia Intl. to Lambert-St. Louis Intl., returning Mon, Oct 6, priced at $215 found 1 day ago
Fri, Oct 3 - Fri, Oct 3
TTN
Mercer
STL
Lambert-St. Louis Intl.
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Oct 3 from Mercer to Lambert-St. Louis Intl., returning Fri, Oct 3, priced at $228 found 2 days ago

Airfares from $83 One Way, $155 Round Trip from Atlantic City to St. Louis

Prices starting at $155 for return flights and $83 for one-way flights to St. Louis 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, Oct 9 - Fri, Oct 10
PHL
Philadelphia
STL
St. Louis
$155 Roundtrip, found 4 days ago
$155
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Oct 9 from Philadelphia to St. Louis, returning Fri, Oct 10, priced at $155 found 4 days ago
Sun, Oct 12 - Sat, Oct 18
TTN
Trenton
STL
St. Louis
$159 Roundtrip, found 4 days ago
$159
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Oct 12 from Trenton to St. Louis, returning Sat, Oct 18, priced at $159 found 4 days ago
Thu, Oct 2 - Fri, Oct 3
TTN
Trenton
STL
St. Louis
$166 Roundtrip, found 2 days ago
$166
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 2 from Trenton to St. Louis, returning Fri, Oct 3, priced at $166 found 2 days ago
Sat, Dec 6 - Sat, Dec 13
PHL
Philadelphia
STL
St. Louis
$185 Roundtrip, found 2 days ago
$185
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Sat, Dec 6 from Philadelphia to St. Louis, returning Sat, Dec 13, priced at $185 found 2 days ago
Sat, Dec 6 - Sat, Dec 13
ACY
Atlantic City
STL
St. Louis
$225 Roundtrip, found 5 days ago
$225
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Sat, Dec 6 from Atlantic City to St. Louis, returning Sat, Dec 13, priced at $225 found 5 days ago

St. Louis economy flight packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

9.2/10 Wonderful! (1,581 reviews)

Nov 21 - Nov 23

2 night stay

Philadelphia (PHL) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Price was $784, price is now $570 per person
$570
per person
found 5 hours ago
Staff was friendly. While checking in I did not have to ask about my VIP benefits. Hotel has an old style charm to it. Hotel is located in a safe and quiet, sleepy kind of town. It’s a great hotel

Reviewed on Sep 2, 2025

Angad Arts Hotel St. Louis, Tapestry Collection by Hilton
4.0-star property

Angad Arts Hotel St. Louis, Tapestry Collection by Hilton

8.8/10 Excellent! (1,005 reviews)

Nov 21 - Nov 23

2 night stay

Philadelphia (PHL) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Price was $713, price is now $596 per person
$596
per person
found 5 hours ago
This is a very unique, colorful & artistically interesting property! I would highly recommend and would definitely stay here again!

Reviewed on Sep 9, 2024

Ameristar Casino Resort and Spa
4.5-star property

Ameristar Casino Resort and Spa

8.4/10 Very Good! (1,007 reviews)

Nov 21 - Nov 23

2 night stay

Philadelphia (PHL) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Price was $799, price is now $675 per person
$675
per person
found 5 hours ago
Check in was fast and friendly. The casino was exciting and I won $200!! Get your car to the North parking lot is kinda of a hassle.

Reviewed on Sep 2, 2025

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More About Flying To St. Louis from Atlantic City

Route Information for Flights from Atlantic City to St. Louis

Origin Airport IATA Code
AIY
Destination Airport IATA Code
STL
Distance
811 mi
Direct Flight Airlines
American Airlines, Qatar Airways, Southwest Airlines, Iberia, British Airways
Earliest Flight Arrival
2:05PM UTC
Latest Flight Arrival
2:35AM UTC

Atlantic City to St. Louis

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Frequently asked questions

Are there non-stop flights from Atlantic City to St. Louis?
You bet there are, which is great news if you're not a big fan of layovers. American Airlines and Southwest Airlines fly straight from PHL to Lambert-St. Louis Intl. Airport (STL).
What is the shortest flight from Atlantic City to St. Louis?
If conditions are good and all goes as scheduled, you could be disembarking at Lambert Field from PHL in only 2 hours and 25 minutes. With such a short flight time, consider taking carry-on luggage only.
What airlines fly from Atlantic City to St. Louis most frequently?
There are a few airlines offering the most frequent flights from PHL to Lambert Field, including American Airlines (AA). Popular with travelers, it operates 86 flights on this route every month. If you can't find the right flight there, look into the airfares with Southwest Airlines (WN). This airline is a fantastic alternative and offers 30 flights between Atlantic City and St. Louis monthly.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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.