Cheap Flights from Phoenix (PHX) to St. Louis (CPS)

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Frequently asked questions

Is it cheaper to buy a plane ticket from PHX to St. Louis Downtown Airport (CPS) last minute?
Booking your journey from PHX to St. Louis Downtown Airport (CPS) at the last minute could save you dollars if you stumble on an amazing deal. However, airfares usually don't come down in price as the departure date nears. If you hold out, flights could also be booked solid or the best seats taken (don't get stuck in the middle!). If you'd rather not take any chances, book well in advance of when you want to leave. Remember that some of the most awesome deals can be found up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for East St. Louis from Phoenix?
With St. Louis Downtown Airport (CPS), Lambert-St. Louis Intl. Airport (STL) and MidAmerica-St. Louis Airport (BLV) to select from, getting from Phoenix to East St. Louis is easy. The city's main gateway, St. Louis Downtown Airport (CPS), is about 3 kilometers south of the downtown area. As well as ticket costs, consider things like public transportation options from the airport and the distance to your hotel before making your choice. Get your East St. Louis vacation off on the right foot by checking out Busch Stadium and Gateway Arch.
Can I change the date of my flight from Sky Harbor Intl. Airport (PHX) to St. Louis Downtown Airport?
We know plans can get upended, so Expedia is here to help make things easy. To start, find your PHX to St. Louis Downtown Airport itinerary through the Expedia Trips portal and check the fare conditions and rules about what sorts of changes are allowed. If you purchased your fare in the last 24 hours, some airlines will allow you to cancel for free and book new flights. If you bought your ticket more than 24 hours ago, get in touch with us through our Customer Service portal so we can assist you further.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
St. Louis Downtown
Distance
2029 km

Book with confidence

Book with confidence

Phoenix to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Phoenix to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Phoenix to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Louis more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is now!

Phoenix to St. Louis Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia