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

Bundle Your Flight + Hotel & Save!

Featured airlines

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in
Flights from St. Louis (STL) to Phoenix (PHX)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Sky Harbor Intl.
Distance
2014 km
Average flight time
1 hour 12 mins

St. Louis to Phoenix Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from St. Louis to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Phoenix.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with STL to PHX flights that won’t make your bank account wince. Ready to temporarily leave behind St. Louis for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to PHX with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Lambert Field to PHX?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between STL and PHX was . Cheap tickets don’t last long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to PHX?
Each air carrier has a different set of terms and conditions. If you decide to cancel your vacation, head to our Customer Service Portal.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Phoenix Sky Harbor Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for St. Louis Lambert International Airport to Phoenix Sky Harbor Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from St. Louis Lambert International Airport to PHX?
It takes about 3 hours and 15 minutes to journey from Lambert Field to PHX. But with some TV shows and a good book, the time will pass by quicker.
How far is the flight from Lambert-St. Louis Intl. Airport (STL) to PHX?
The flight distance from St. Louis to Phoenix is 2,000 kilometers. Bring a drink, a few snacks and a few good podcasts. Keep yourself occupied and the hours will fly by.
Which airlines fly direct from St. Louis Lambert International Airport to Phoenix Sky Harbor Airport?
Flying nonstop from Lambert-St. Louis Intl. Airport (STL) to Sky Harbor Intl. Airport (PHX) is a breeze with American Airlines (AA). This leading carrier offers 34 flights every month.
Are Lambert Field to Phoenix Sky Harbor Airport flight tickets cheaper when they're purchased at the last minute?
Fares from Lambert-St. Louis Intl. Airport (STL) to Phoenix Sky Harbor Intl. Airport are available up to 12 months prior to departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it’s not something you should bank on. Also, booking your flights ahead of time means you’ll have more choices — and you can avoid ending up with the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.
*Available to Expedia members.