$159 Cheap Delta flights from Phoenix to St. Louis (PHX to STL)

Find The Best Day To Fly from Phoenix to St. Louis

Amazing Delta PHX to STL Flight Deals

The cheapest flights to Lambert-St. Louis Intl. found within the past 7 days were $250 round trip and $159 one way. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

Can I catch a flight from Phoenix Sky Harbor Intl. Airport to St. Louis Lambert International Airport right now?
Make sure you check out the Covid-19 Travel Advisor to find out if there are any present quarantine requirements and travel advice reports in effect in Lambert Field when flying from Sky Harbor Intl. Airport (PHX).
What terminal is Delta Air Lines at Phoenix Sky Harbor Airport?
As soon as you’re given your boarding pass for your Delta Air Lines flight from Sky Harbor Intl. Airport (PHX) to Lambert-St. Louis Intl. Airport (STL), see if the terminal details are on it. If not, you might like to ask your carrier. They’ll be able to tell you exactly where you’ll be flying into and out of.
Are there Delta Air Lines non-stop flights from PHX to STL?
Unfortunately, you can’t fly direct from Sky Harbor Intl. Airport (PHX) to Lambert Field with Delta Air Lines. Plan to make a stopover if you need to travel with this airline on this route.
How long is a Delta Air Lines flight from PHX to STL?
Watch a few TV episodes, listen to music through your headphones or just put your seat back and relax. You’ll need to find a way to entertain yourself during the 5 hours and 27 minutes that it takes to fly from Phoenix Sky Harbor Intl. Airport to STL with Delta Air Lines.
How many direct and indirect flights does Delta Air Lines fly from PHX to STL?
Delta Air Lines currently operates around 5 flights per day from Phoenix Sky Harbor Airport to St. Louis Lambert International Airport.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to STL, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best Delta flight from Phoenix PHX to St. Louis STL 

To find the best deals on flights to Phoenix from St. Louis with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Phoenix PHX to St. Louis STL with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $250 to $250, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Delta flights from Phoenix PHX to St. Louis STL 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Phoenix to St. Louis costs from $159. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to St. Louis STL from  Phoenix PHX with Delta 

To find a cheap Delta flight from Phoenix PHX to St. Louis STL, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Phoenix PHX to St. Louis STL 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as May, or if you book a flight with a stopover. 

 

Find nonstop flights from Phoenix PHX to St. Louis STL with Delta 

If you’re keen to be on St. Louis soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Phoenix PHX to St. Louis STL 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to St. Louis STL from  Phoenix PHX with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

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