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

Popular airlines from Palm Springs Intl. Airport (PSP) to St. Louis, MO (SUS-Spirit of St. Louis)

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 Spirit of St. Louis Airport (SUS) cost?
Lock in a cheap one-way flight or cheap return flight from Palm Springs Intl. Airport (PSP) to Spirit of St. Louis Airport (SUS) 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 Spirit of St. Louis Airport (SUS)?
Planning your getaway for is a great way to save, as it's the cheapest month for flights between PSP and SUS. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Palm Springs Intl. Airport (PSP) to Spirit of St. Louis Airport (SUS)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PSP to SUS flight.
How many flights per day from Palm Springs Intl. Airport (PSP) to Spirit of St. Louis Airport (SUS)?
You'll need to take a flight with a layover when traveling from Palm Springs Intl. Airport (PSP) to Spirit of St. Louis Airport (SUS). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PSP to SUS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Spirit of St. Louis Airport (SUS)?
To land at Spirit of St. Louis Airport (SUS) on schedule, choose a flight that takes off from Palm Springs Intl. Airport (PSP) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Spirit of St. Louis Airport (SUS) last-minute?
Last-minute bookings from PSP to SUS are usually more expensive. To lock in the best prices, start searching for flights well in advance. That said, if your travel plans are flexible, you may score a cheap fare right before your journey.
Is it cheaper to book a PSP to SUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a PSP to SUS flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Palm Springs Intl. Airport (PSP) to Spirit of St. Louis Airport (SUS)?
In most cases, you can cancel or modify your PSP to SUS flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, visit our Customer Service portal.

Travel information

Origin airport
Palm Springs Intl.
Destination airport
Spirit of St. Louis
Distance
1474 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 . 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 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.