Cheap flights from St. Louis (STL) to Sky Harbor Intl (PHX) from $59
This is the cheapest one-way flight price, found on 12/5. Prices may vary by date and flight preferences.
How to find the cheapest flight from St. Louis (STL) to Sky Harbor Intl (PHX)
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 7, 2023.
Popular in | March |
|---|---|
Cheapest in | August |
Round-trip from | $238 |
One-way from | $59 |
What is the cheapest month to fly from St. Louis to Phoenix Sky Harbor Intl Airport?
The best pricing can be found in the month of August. Prices to Phoenix Sky Harbor Intl Airport from St. Louis average $396. You can even find prices in August for less than $396, as users have found deals to Phoenix Sky Harbor Intl Airport from as low as $154. The month of March appears to be one of the more expensive times to travel to Phoenix Sky Harbor Intl Airport from St. Louis. Flying in the targeted month can save you up to 22%.
When is the cheapest time to fly from St. Louis to Phoenix Sky Harbor Intl Airport (STL - PHX)?
When flying from St. Louis to Phoenix Sky Harbor Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap Frontier flights from St. Louis to Sky Harbor Intl
Explore cheap flight options specifically provided by Frontier for the route between St. Louis and Sky Harbor Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Take a look at some of the lowest-priced Frontier flights heading from St. Louis to Phoenix. Make sure to double check the flight details before booking.
One of the most popular airlines traveling from St. Louis to Phoenix Sky Harbor Intl Airport is Frontier. Flights from Frontier traveling this route typically cost $411.40 RT. This price is typically 28% cheaper than other airlines that offer St. Louis to Phoenix Sky Harbor Intl Airport flights. When booking this route, the cheapest RT price found was $274. Lambert-St Louis Airport is the most common St. Louis airport to take off from when flying to Phoenix Sky Harbor Intl Airport. Phoenix Sky Harbor Intl Airport is the most popular arrival airport in Phoenix Sky Harbor Intl Airport. When flying from St. Louis to Phoenix Sky Harbor Intl Airport, Frontier flights are 7% more popular than any other airline flying that same route.
Cheap American Airlines flights from St. Louis to Sky Harbor Intl
Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Sky Harbor Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Some of the lowest-priced American Airlines flights we've found at this time heading from St. Louis to Phoenix. Check back soon if you're not seeing flights that suit your needs.
If you’re traveling from St. Louis to Phoenix Sky Harbor Intl Airport, one of the more common airlines traveling that route is American Airlines. Flights from American Airlines traveling this route typically cost $432.80 RT. This price is typically 69% more expensive than other airlines that offer St. Louis to Phoenix Sky Harbor Intl Airport flights. When booking this route, the cheapest RT price found was $298. The most popular departure airport in St. Louis when flying to Phoenix Sky Harbor Intl Airport is Lambert-St Louis Airport. The most popular airport to fly into when visiting Phoenix Sky Harbor Intl Airport is Phoenix Sky Harbor Intl Airport. When flying from St. Louis to Phoenix Sky Harbor Intl Airport, American Airlines flights are 4% more popular than any other airline flying that same route.
Cheap St. Louis to Sky Harbor Intl flights in December & January 2023
Find cheap flight options from St. Louis to Sky Harbor Intl specifically for the months of December and January 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,618,515 searches. Prices were last updated on diciembre 7, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Phoenix in 2023. More deals are always being added, so be sure to check back regularly.
St. Louis to Sky Harbor Intl 2023 flight deals
Discover exclusive flight deals for travel between St. Louis and Sky Harbor Intl in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Listed are some of the best fares we've found on flights departing from St. Louis to Phoenix in 2023. More deals are always being added, so be sure to check back regularly.
Non-stop flights to Sky Harbor Intl from St. Louis
Discover non-stop flight options from St. Louis to Sky Harbor Intl. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
For a quicker trip, book one of these direct flights from St. Louis to Phoenix. Users can also choose from other St. Louis to Phoenix flights by using the search form above.
St. Louis to Sky Harbor Intl flights leaving soon
Find last-minute flight options from St. Louis to Sky Harbor Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Book one of these great deals on flights from St. Louis to Phoenix. Users should examine the flight details to ensure there are no surprises.
One-way flights to Sky Harbor Intl from St. Louis
Search for one-way flight options from St. Louis to Sky Harbor Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Users traveling one-way from St. Louis to Phoenix can select one of these great deals. Users in need of a round-trip flight from St. Louis to Phoenix instead should update the search form at the top of page.
Find flights from St. Louis to Sky Harbor Intl within your budget
Customize your flight search to find flights from St. Louis to Sky Harbor Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Fly from
Fly to
Budget
$117 - $317
Route
Depart
Return
Price
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
sáb. 1/13
1 stop17h 09m
Phoenix Sky Harbor Intl
mié. 1/17
1 stop9h 22m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
sáb. 1/27
1 stop17h 51m
Phoenix Sky Harbor Intl
mar. 2/6
1 stop15h 55m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
mar. 2/13
1 stop15h 39m
Phoenix Sky Harbor Intl
mar. 2/20
1 stop11h 06m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
jue. 1/18
1 stop19h 46m
Phoenix Sky Harbor Intl
mar. 1/23
1 stop18h 00m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
sáb. 1/13
2 stops13h 23m
Phoenix Sky Harbor Intl
mié. 1/17
1 stop12h 40m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
jue. 1/18
2 stops16h 27m
Phoenix Sky Harbor Intl
mar. 1/23
1 stop11h 55m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
jue. 2/15
1 stop8h 58m
Phoenix Sky Harbor Intl
dom. 2/18
1 stop5h 28m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
mar. 1/9
Nonstop3h 34m
Phoenix Sky Harbor Intl
mar. 1/16
Nonstop2h 56m
Lambert-St LouisPhoenix Sky Harbor Intl
STL - PHX
STLPHX
Lambert-St Louis
mar. 1/9
1 stop8h 03m
Phoenix Sky Harbor Intl
lun. 1/15
1 stop8h 43m
Average price of flights to Sky Harbor Intl by month
Plan your trip from St. Louis to Sky Harbor Intl by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Sky Harbor Intl is currently 74.00 USD while a round-trip flight costs 187.44 USD. Price data was last updated on December 3, 2023.
Currently, January is the cheapest month in which you can book a flight from St. Louis to Phoenix Sky Harbor Intl Airport (average of $238). Flying from St. Louis to Phoenix Sky Harbor Intl Airport in June is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$238
February
$258
March
$335
April
$333
May
$332
June
$356
July
$321
August
$270
September
$264
October
$267
November
$288
December
$257
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated diciembre 7, 2023.
Get a feel of what it's like to fly with Frontier, American Airlines and Delta from St. Louis to Phoenix by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Overall
Food
Boarding
Entertainment
Crew
Comfort
Reviews
Flight delayed from 7:45 to 1:00 Pm. No effort from delta to reschedule. Left me arriving after my connection departure. I had to rebook. Myself. But no seat assignments. Put me in last seat that doesn’t recline. This was returning from Florida. Going to Florida my flight was cancelled. I had to rebook on another airline that cost me double.
Average temperature in Sky Harbor Intl by month
Plan your trip to Sky Harbor Intl by selecting the month that matches your preferred temperature. July sees the highest average temperature while December sees the lowest average temperature. Temperature data was last updated on December 3, 2023.
PHX Temperature | 55.4 - 95 °F |
|---|
Average rainfall in Sky Harbor Intl by month
Keep in mind the precipitation totals in Sky Harbor Intl when planning your trip. Sky Harbor Intl sees an average of 0.67 precipitation per year with the most occurring in July. Precipitation data was last updated on December 3, 2023.
PHX Rainfall | 0 - 1.1 inches |
|---|
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from St. Louis to Phoenix Sky Harbor Intl?
For a flight from St. Louis to Phoenix Sky Harbor Intl, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 10 outbound flights to Phoenix Sky Harbor Intl per day. 5 airlines have flights to Phoenix Sky Harbor Intl from Lambert-St Louis on a regular basis.
Can I find flights from St. Louis to Phoenix Sky Harbor Intl Airport for under $200 on Cheapflights?
Yes, there are multiple flights from St. Louis to Phoenix Sky Harbor Intl Airport for under $200. The cheapest flight booked recently is on Frontier for just $117, but on average you can expect to pay $145.
Are there nonstop flights from St. Louis to Phoenix Sky Harbor Intl Airport for under $300 on Cheapflights?
Cheapflights has at least 20 direct flights from St. Louis to Phoenix Sky Harbor Intl Airport under $300. A good price for a nonstop flight from St. Louis to Phoenix Sky Harbor Intl Airport is less than $379.
Are there last-minute flights available from St. Louis to Phoenix Sky Harbor Intl Airport for under $200?
There are currently 20+ open flights from St. Louis to Phoenix Sky Harbor Intl Airport within the next 7 days for less than $200.
What days are nonstop flights available from St. Louis to Phoenix Sky Harbor Intl Airport?
Nonstop flights can be found on the following days: Saturday.
How many flights depart from St. Louis to Phoenix Sky Harbor Intl Airport on average per day?
On average 2 flights depart from St. Louis to Phoenix Sky Harbor Intl Airport per day.
Evening (6pm - Midnight) - 100% of flight departures
How long is the flight from St. Louis to Phoenix Sky Harbor Intl Airport?
A quick flight from St. Louis to Phoenix Sky Harbor Intl Airport can take about 17h 09m. Frontier provides one of the quickest options available for as low as $117. There are 1266 mi between St. Louis and Phoenix Sky Harbor Intl Airport.
What is the cheapest airline to fly from St. Louis to Phoenix Sky Harbor Intl Airport round-trip?
Flying on Frontier is currently your cheapest option to Phoenix Sky Harbor Intl Airport, with prices starting at $117. Frontier is priced at 70% lower than the current average price of a flight leaving 3 months from now.
What are the most popular airlines that fly from St. Louis to Phoenix Sky Harbor Intl Airport?
Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from St. Louis to Phoenix Sky Harbor Intl Airport.
What are the most reliable airlines from St. Louis to Phoenix Sky Harbor Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Phoenix Sky Harbor Intl Airport on time: American Airlines (84%), Alaska Airlines (81%), Southwest (75%).
What are the cheapest flights from St. Louis to Phoenix Sky Harbor Intl Airport?
On average you can expect to pay $828 for a flight from St. Louis to Phoenix Sky Harbor Intl Airport. The cheapest flight overall is $144 while the most popular route, (Lambert-St Louis - Phoenix Sky Harbor Intl) is currently priced at $135.
What does STL to PHX mean?
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Phoenix Sky Harbor Intl Airport flight would often be abbreviated as a STL to PHX flight.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for St. Louis to Sky Harbor IntlSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from St. Louis to Sky Harbor Intl
Discover the top 5 airlines that operate flights from St. Louis to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,618,515 searches. Data last updated diciembre 7, 2023.
Search flights to Sky Harbor Intl by cabin class
Hourly flight availability from St. Louis to Sky Harbor Intl
Find hourly flight availability from St. Louis to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 7, 2023.
| 3%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 45%of flight departures | Morning6 am to noon |
| 36%of flight departures | AfternoonNoon to 6 pm |
| 16%of flight departures | Evening6 pm to midnight |
Weekly flight availability from St. Louis to Sky Harbor Intl
Explore weekly flight availability from St. Louis to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 7, 2023.
| Sunday | 13daily flights |
|---|---|
| Monday | 11daily flights |
| Tuesday | 11daily flights |
| Wednesday | 11daily flights |
| Thursday | 11daily flights |
| Friday | 10daily flights |
| Saturday | 9daily flights |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from St. Louis to Sky Harbor Intl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Sky Harbor Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from St. Louis to Sky Harbor Intl?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Sky Harbor Intl.
Can Cheapflights find flights from St. Louis to Sky Harbor Intl with no change fees?
Yes, we can. To see specific flights from St. Louis to Sky Harbor Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from St. Louis to Sky Harbor Intl become cheaper?
Not ready to book yet? You can track prices for flights from St. Louis to Sky Harbor Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.