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Fares from $69 One Way, $138 Round Trip from St. Louis to Phoenix

Prices starting at $138 for return flights and $69 for one-way flights to Phoenix were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

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More About Flying To Phoenix from St. Louis

Route Information for Flights from St. Louis to Phoenix

Origin Airport IATA CodeSTL
Destination Airport IATA CodePHX
Distance1259 mi
Direct Flight AirlinesAmerican Airlines, Alaska Airlines, Southwest Airlines
Earliest Flight Arrival12:41PM UTC
Latest Flight Arrival1:40AM UTC

Flights Review

Jan 16, 2020

Headphone jack defective—seat 24E. Sat on tarmac at arrival, bad gate management.

Oct 30, 2019

The on board staff were just amazing!

May 23, 2019

I don't know if I got the rash here or prior to boarding, but for the first time in a long time I feel alive. Mouth has the faint taste of pennies.

Jan 23, 2019

Arrived early

Jan 19, 2019

Got here early yea. Now sitting on plane on tarmac for over 30 minutes waiting on a gate! Boo

Dec 21, 2018

All around great trip.

Oct 26, 2018

Did not get to sit with my husband but all in no big deal.

Sep 27, 2018

I was most happy with my flight leaving Ontario into Dallas. We had tablets on the back of the seats and I was able to watch a movie. Rest of my flights didnt have that ;-(

Jul 30, 2018

the seat at 1a moved back on the left as soon as the accelerated and almost put me in the lap of the passenger behind me. the adjustment button did not return it to upright position. made in hard to look out the window.

Jun 23, 2018

Service on the plane for drinks and snacks could be a bit faster.

Cheap Flights from St Louis to Phoenix

Lambert-St. Louis International Airport

Planning a trip on a budget can often be a challenge. allows travelers to search many different airlines at once to find cheap flights from St. Louis, Missouri. The Lambert-St. Louis International Airport is located 15 miles northwest of downtown on Airflight Drive. Thirteen airlines provide services to the airport, including US Airways, United Airlines, Delta and American Airlines.

Parking at the Airport

Parking at the Lambert-St. Louis International Airport is provided by Super Park. Both long-term and short-term parking are available. Shuttle services are available 24 hours a day to and from the parking areas to the main terminal. Super Park ensures the closest parking available, and in many cases, parking is within walking distance to the terminal. Fees are charged by the hour or by the day with discounts for weekly parking.

Transportation to the Airport

Go Best Express Airport Shuttle offers shared shuttle rides to and from all downtown hotels and businesses in St. Louis. Shuttles are available every 15 to 30 minutes all day, and reservations are recommended. The MetroLink has 37 stations that provide service to and from the airport. The Link is available for a flat fee. The Metropolitan Taxicab Commission services the Lambert-St. Louis International Airport, and it provides metered transportation in and around St. Louis. Exact fares depend on the destination, and taxis require an additional $3 airport fee. Limos are available for rent by the day or by the hour, and many local hotels provide complimentary shuttles to and from the airport for their guests. can assist travelers in locating cheap car rental agencies in the area.

Dining Options at Lambert-St. Louis International Airport

The Lambert-St. Louis International Airport offers many excellent food options for those who want to eat before their flight. The Great American Bagel Company offers many bagel varieties, as well as fresh coffee and juice. Starbucks is available at the Lambert's East Terminal and has a selection of blended coffees and bakery items. For travelers who prefer a sit-down meal before reaching the airport, Half and Half is located near the airport in St. Louis and offers eggs, toast, bacon and fresh donuts. For individuals looking for travel deals, can provide assistance in locating cheap flights from St. Louis.

Phoenix Airport Information

Travelers to the Phoenix-Scottsdale area fly into the Phoenix Sky Harbor International Airport. When you purchase tickets on cheap flights to Phoenix via, you will be able to choose from all of the major domestic and international airlines that service the airport. The airport is located less than six miles east of the downtown area, so it's just a quick trip down Highway 10.

Ground Transportation in Phoenix

The most economical way to get into the city is via the Phoenix Airport Shuttle, which will drop you off by the Washington Metro Light Rail stop. There are three cab companies that can take you to downtown Phoenix or wherever you need to go, and rates are standard across all companies. Expect to pay $5 for the first mile, $2.30 for each additional mile and $23 for each hour you are delayed in traffic. If you use to purchase your air tickets, consider adding on a rental car for ultimate mobility while you are in the area.

Phoenix Area Weather Information

Phoenix winters are mild, with temperatures in the 40s, 50s and 60s, but you will find that summers there can be brutal. While nights may be as low as the mid-70s, daytime temperatures often exceed 100 degrees Fahrenheit. Pack plenty of light-colored, lightweight clothing, and schedule your outdoor activities for early morning or late afternoon.

What to Do in Phoenix

Phoenix and the nearby city of Scottsdale are centers of arts and culture, and they also offer plenty of activities for outdoor enthusiasts. While you are in the Phoenix area, be sure to visit Camelback Mountain, take the Thursday evening art walk in Scottsdale, visit one of more than 100 art galleries, visit the Phoenix Zoo or drive along the Apache Trail. No matter what you choose to do during your stay in Phoenix, remember to use the next time you want to purchase cheap flights to Phoenix.

Flights from St. Louis to Phoenix - Frequently Asked Questions

Are there non-stop flights from St. Louis to Phoenix?

There are a couple of airlines that offer nonstop flights from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Phoenix, AZ Airport (PHX-Sky Harbor Intl.). Reserve your seat now with Southwest Airlines or American Airlines.

What is the shortest flight from St. Louis to Phoenix?

From St. Louis, the wonderful sights and sounds of Phoenix are at least 3 hours and 6 minutes away. Choose your favorite seat, or maybe even one with more legroom, and travel to your destination in total comfort.

What airlines fly from St. Louis to Phoenix most frequently?

There are two airlines offering the most frequent flights from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Phoenix, AZ Airport (PHX-Sky Harbor Intl.), including Southwest Airlines (WN). A top pick for many travelers, it operates 86 flights on this route every month. If you can't find the right flight for you there, look into the fares with American Airlines (AA). This carrier is a terrific alternative and has 44 flights between St. Louis and Phoenix every month.

^Savings based on all package bookings with Flight + Hotel made on from January 1, 2019 to December 31, 2019 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.