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

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Phoenix Sky Harbor Intl. Airport (PHX)

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Frequently asked questions

How long does it take to fly from Lambert-St. Louis Intl. Airport (STL) to Sky Harbor Intl. Airport (PHX)?
A direct flight with American Airlines takes about 3 hours and 21 minutes. Jump on the 2:28PM flight from Lambert Field and come in to land at PHX at 3:49PM. Pick up an epic deal on this and other routes when you use Expedia to arrange your trip.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Phoenix Sky Harbor Intl. Airport last minute?
Booking your flight from STL to Sky Harbor Intl. Airport (PHX) last minute could help you save if you get lucky and find a bargain. However, tickets don't typically get cheaper as the date of departure nears. If you procrastinate, flights could also be sold out or the best seats taken (we hope you like the middle seat!). If you'd rather err on the side of caution, book well in advance of when you want to leave. Remember that some of the most awesome deals can be found up to a year in advance. If your preferred airline hasn't released its fares yet, check back regularly as offers are updated on Expedia all the time.
What airline has the least delays from Lambert Field to Phoenix Sky Harbor Intl. Airport?
If you'd prefer not to be waiting for hours — or worse, your vacation plans shelved due to a flight delay — book with American Airlines. Around 84% of its Lambert-St. Louis Intl. Airport (STL) to PHX services touch down on time. You can look up your flight status before you get to the airport through the Expedia App. It'll also give you real-time alerts about a bunch of other useful things, such as any gate changes, baggage carousel numbers and directions to your hotel. Think of it as a travel companion that fits in your pocket!
What airports do you fly into for Phoenix from St. Louis?
With Sky Harbor Intl. Airport (PHX), Scottsdale Airport (SCF) and Chandler Municipal Airport (CHD) to choose from, journeying from St. Louis to Phoenix is a cinch. The city's key hub, Sky Harbor Intl. Airport (PHX), is approximately 6 kilometers east of the downtown area. Besides the price of fares, consider factors like public transportation options from the airport and the distance to your hotel when deciding where to land. Get your Phoenix vacation off to a terrific start by visiting Chase Field and Footprint Center.
What are the most popular departure times for flights from STL to PHX?
The most popular departure times for flights from STL to Sky Harbor Intl. Airport (PHX) are between 6:00 PM - 7:00 PM on American Airlines. One handy tip is to jet off in the morning. The earlier you take off, the better your chances of arriving on time with less air traffic around.
Can I change the date of my flight from STL to Sky Harbor Intl. Airport (PHX)?
Plans can get upended, so Expedia is here to help make things as simple as possible. To start, find your Lambert-St. Louis Intl. Airport (STL) to Phoenix Sky Harbor Intl. Airport itinerary through the Expedia Trips portal and look up the ticket conditions and rules about what changes can be made. If you booked your plane ticket in the last 24 hours, some carriers will allow you to cancel for free and organize new flights. If you booked your fare more than 24 hours ago, get in touch with us via our Customer Service portal to find out what your options are.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Sky Harbor Intl.
Distance
2014 km
Average flight time
1 hour 21 mins

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Book with confidence

St. Louis to Phoenix Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from St. Louis to Phoenix offer the perfect respite. Not only does exploring Phoenix 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 St. Louis to Phoenix 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 STL to PHX 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 Phoenix are only a plane trip away. Book your travel arrangements with us today!

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

St. Louis to Phoenix Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia