$70 Cheap Flights from Palm Springs (PSP) to St. Louis (STL)

View $70 flight on Tue, Nov 25, 2025Opens in a new window

Popular airlines from Palm Springs Intl. Airport (PSP) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Palm Springs to St. Louis (PSP-STL)

Prices were available within the past 7 days and start at $70 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 17 - Fri, Nov 21
PSP
Palm Springs
STL
St. Louis
$193 Roundtrip, found 11 hours ago
$193
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Palm Springs to St. Louis, returning Fri, Nov 21, priced at $193 found 11 hours ago
Frontier Airlines
Mon, Nov 10 - Mon, Nov 24
PSP
Palm Springs
STL
St. Louis
$223 Roundtrip, found 15 hours ago
$223
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Palm Springs to St. Louis, returning Mon, Nov 24, priced at $223 found 15 hours ago
Frontier Airlines
Fri, Nov 14 - Sun, Nov 16
PSP
Palm Springs
STL
St. Louis
$224 Roundtrip, found 6 days ago
$224
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Nov 14 from Palm Springs to St. Louis, returning Sun, Nov 16, priced at $224 found 6 days ago
Frontier Airlines
Fri, Nov 7 - Thu, Nov 13
PSP
Palm Springs
STL
St. Louis
$231 Roundtrip, found 5 days ago
$231
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Palm Springs to St. Louis, returning Thu, Nov 13, priced at $231 found 5 days ago
Frontier Airlines
Fri, Nov 14 - Fri, Nov 21
PSP
Palm Springs
STL
St. Louis
$238 Roundtrip, found 11 hours ago
$238
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Fri, Nov 14 from Palm Springs to St. Louis, returning Fri, Nov 21, priced at $238 found 11 hours ago
Frontier Airlines
Mon, Nov 10 - Thu, Nov 13
PSP
Palm Springs
STL
St. Louis
$262 Roundtrip, found 5 hours ago
$262
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Palm Springs to St. Louis, returning Thu, Nov 13, priced at $262 found 5 hours ago
Alaska Airlines
Tue, Jan 6 - Tue, Jan 20
PSP
Palm Springs
STL
St. Louis
$296 Roundtrip, found 19 hours ago
$296
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Tue, Jan 6 from Palm Springs to St. Louis, returning Tue, Jan 20, priced at $296 found 19 hours ago
Delta
Wed, Dec 3 - Sat, Dec 6
PSP
Palm Springs
STL
St. Louis
$297 Roundtrip, found 6 hours ago
$297
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Dec 3 from Palm Springs to St. Louis, returning Sat, Dec 6, priced at $297 found 6 hours ago
Hawaiian Airlines
Mon, Jan 12 - Tue, Jan 27
PSP
Palm Springs
STL
St. Louis
$300 Roundtrip, found 19 hours ago
$300
Roundtrip
found 19 hours ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from Palm Springs to St. Louis, returning Tue, Jan 27, priced at $300 found 19 hours ago
American Airlines
Wed, Dec 31 - Tue, Jan 6
PSP
Palm Springs
STL
St. Louis
$307 Roundtrip, found 12 hours ago
$307
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Wed, Dec 31 from Palm Springs to St. Louis, returning Tue, Jan 6, priced at $307 found 12 hours ago

Find the cheapest month to fly from Palm Springs (PSP) to St. Louis (STL)

August is typically the cheapest month to fly

From $214 - $754 per traveler.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $422
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $422

Frequently asked questions

How much does a flight from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $70 or cheap return flight from $193 from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL)?
Planning your trip for November may help you find better deals, as it's the cheapest month for flights between PSP and STL. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from PSP to STL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL)?
You'll have to catch a flight with a layover if you're traveling from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from PSP to STL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL)?
Choose a flight from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until just before your departure to book a flight from PSP to STL often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a PSP to STL flight and hotel package?
You'll generally save money by securing a PSP to STL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal accommodations and flights, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Palm Springs Intl. Airport (PSP) to Lambert-St. Louis Intl. Airport (STL)?
Typically, you can modify or cancel your PSP to STL flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further details, head to our Customer Service portal.

Travel information

Origin airport
Palm Springs Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$193
Distance
1489 mi

Book with confidence

Palm Springs to St. Louis Flights

The cheapest times to fly from Palm Springs to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Palm Springs to St. Louis are during the month of November. You can find some of the cheapest flights from Palm Springs to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Palm Springs to St. Louis

Sunday is one of the best days to book for cheap flights from Palm Springs to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Palm Springs to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Palm Springs to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Palm Springs to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Palm Springs to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Palm Springs to St. Louis Flights

Explore a world of travel with Expedia

*Available to One Key members.