₹13,610 Cheap Flights from Phoenix (PHX) to St. Louis (STL)

View ₹13,610 flight on Thu, 17 Jul 2025Opens in a new window

  • 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 25% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ₹13,610 for one-way flights and ₹27,219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹27,219 Return, found 6 days ago
₹27,219
Return
found 6 days ago
Select Delta flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹27,219 found 6 days ago
Delta
Mon, 12 May - Sat, 17 May
PHX
Phoenix
STL
St. Louis
₹37,512 Return, found 1 day ago
₹37,512
Return
found 1 day ago
Select Delta flight, departing Mon, 12 May from Phoenix to St. Louis, returning Sat, 17 May, priced at ₹37,512 found 1 day ago
American Airlines
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹38,808 Return, found 6 days ago
₹38,808
Return
found 6 days ago
Select American Airlines flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹38,808 found 6 days ago
American Airlines
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹39,638 Return, found 6 days ago
₹39,638
Return
found 6 days ago
Select American Airlines flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹39,638 found 6 days ago
American Airlines
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹40,468 Return, found 6 days ago
₹40,468
Return
found 6 days ago
Select American Airlines flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹40,468 found 6 days ago
Delta
Sat, 10 May - Thu, 15 May
PHX
Phoenix
STL
St. Louis
₹41,054 Return, found 3 days ago
₹41,054
Return
found 3 days ago
Select Delta flight, departing Sat, 10 May from Phoenix to St. Louis, returning Thu, 15 May, priced at ₹41,054 found 3 days ago
American Airlines
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹42,202 Return, found 6 days ago
₹42,202
Return
found 6 days ago
Select American Airlines flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹42,202 found 6 days ago
Delta
Mon, 12 May - Sat, 17 May
PHX
Phoenix
STL
St. Louis
₹42,624 Return, found 1 day ago
₹42,624
Return
found 1 day ago
Select Delta flight, departing Mon, 12 May from Phoenix to St. Louis, returning Sat, 17 May, priced at ₹42,624 found 1 day ago
American Airlines
Mon, 26 May - Sat, 31 May
PHX
Phoenix
STL
St. Louis
₹42,632 Return, found 6 days ago
₹42,632
Return
found 6 days ago
Select American Airlines flight, departing Mon, 26 May from Phoenix to St. Louis, returning Sat, 31 May, priced at ₹42,632 found 6 days ago
United
Mon, 12 May - Sat, 17 May
PHX
Phoenix
STL
St. Louis
₹43,944 Return, found 1 day ago
₹43,944
Return
found 1 day ago
Select United flight, departing Mon, 12 May from Phoenix to St. Louis, returning Sat, 17 May, priced at ₹43,944 found 1 day ago
Flight from Phoenix to St. Louis route information
Origin airport
Sky Harbor Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, United
Return price
₹27,219
Distance
2014 km

Phoenix to St. Louis 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 Phoenix to St. Louis 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 St. Louis.

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 PHX to STL flights that won’t make your bank account wince. Ready to temporarily leave behind Phoenix 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 STL 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 Sky Harbour Intl. Airport (PHX) to Lambert Field?
Start packing your bags, because round-trip flights between Phoenix Sky Harbour Intl. Airport and STL start from ₹27,219. That’s based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PHX to Lambert Field?
The majority of flights can be cancelled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Phoenix Sky Harbour Airport to St. Louis Lambert International 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 PHX to St. Louis Lambert International Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Phoenix Sky Harbour Intl. Airport to Lambert Field?
It’s around 2,000 kilometres from Phoenix to St. Louis, so you’ll be flying for a while. Keep yourself entertained with things like playing cards (if you’re travelling with friends) or a thrilling novel.
Which airlines fly direct from Sky Harbour Intl. Airport (PHX) to Lambert-St. Louis Intl. Airport (STL)?
Many people opt to fly with Southwest Airlines (WN) from Phoenix Sky Harbour Intl. Airport to St. Louis Lambert International Airport. It offers 95 flights a month, so you can pick a flight time that works for you. Operating 60 flights every month on this route, American Airlines (AA) is another top pick.
Are PHX to STL flight tickets cheaper when they're purchased at the last minute?
Booking your trip from PHX to STL at the last minute could be your ticket to a great deal. However, you might miss out on a flight altogether! If you’d prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.