Phoenix to St Louis Flight Route Information
| Travel Distance: | 1,260 Miles |
|---|---|
| Airlines Flying This Route: | American Airlines, Southwest Airlines |
| Weekly Flights: | 78 |
| Avg. Flight Duration: | 03.02 Hours |
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10/24/2026 Find Cheap Flights from Phoenix to St Louis (PHX to STL)
PHX - Phoenix STL - St Louis 
Find Cheap Flights from Phoenix to St Louis (PHX to STL)
Fares Starting from $97
PHX - Phoenix STL - St Louis Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202609~Ref:dzxcTZCXFEOI4A3Bwq6zSg
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Cheap Flights from Phoenix to St Louis - Compare & Book Our Best Deals
With over 10 daily departures from Phoenix to St Louis, this route offers great flexibility for different travel plans. Browse one-way fares from $96.79, round-trip fares from $211.99, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best Phoenix to St Louis deals that fit your budget and travel preferences.
Top Airlines that fly from Phoenix to St Louis
Cheap Flight Deals from Phoenix to St Louis
PHX Phoenix Sat, Oct 24
STL St Louis
from $97
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PHX Phoenix Tue, Oct 27
STL St Louis
from $102
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PHX Phoenix Sat, Oct 17
STL St Louis
from $120
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PHX Phoenix Wed, Oct 28
STL St Louis
from $120
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PHX Phoenix Wed, Nov 4
STL St Louis
from $120
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PHX Phoenix Wed, Nov 18
STL St Louis
from $120
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PHX Phoenix Sat, Nov 7
STL St Louis
from $125
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PHX Phoenix Tue, Feb 23
STL St Louis
from $125
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PHX Phoenix Fri, Oct 23
STL St Louis
from $132
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PHX Phoenix Wed, Oct 21
STL St Louis
from $137
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202609~Ref:dzxcTZCXFEOI4A3Bwq6zSg
Insights about cheap flights from Phoenix to St Louis – Direct Flights, Duration & Best Travel Time
When it comes to booking cheap flights, having the right information at your fingertips can make all the difference. Dive into the insights for cheap flights from Phoenix to St Louis and enhance your travel experience!
Daily Flights
10
Cheapest Month
April
Avg. Flight Duration
03.02
Peak Season
June
Distance
1,260 miles
Direct Flights
312
When is the Cheapest Time to Book Flights from PHX to STL?
Explore data-powered insights and trends for flights from Phoenix to St Louis. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from Phoenix to St Louis?‡
What is the cheapest month to fly from Phoenix to St Louis?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from Phoenix to St Louis
- Plan Ahead - One of the keys to securing cheap flights from Phoenix to St Louis is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from Phoenix to St Louis drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If St Louis has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from PHX to STL? ‡
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from Phoenix to St Louis. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price for
Round-trip
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Insights About Flying from Phoenix to St Louis
Which is the high season to travel from Phoenix to St Louis?
The month of June is considered the high season for flying from PHX to STL. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.
How many direct flights are available from PHX to STL?
There are a total of 312 direct flights from Phoenix to St Louis. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.
Which is the low season to travel from Phoenix to St Louis?
April is considered the low season for traveling from Phoenix to St Louis, Missouri. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.
How many daily flights are there between Phoenix to St Louis?
There are as many as 10 daily flights available for travelers between PHX to STL. This data offers flexibility in choosing departure times that best suit your schedule.
Which is the busiest day for passengers flying between Phoenix to St Louis?
Monday are the busiest days for passengers flying between Phoenix to St Louis. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.
What percentage of travelers spent an average of 2 days in St Louis, Missouri?
Approximately 40.45% of travelers spent an average of 2 days exploring St Louis. This information can assist in planning the duration of your stay in St Louis
What percentage of PHX to STL flyers traveled with kids under 14?
About 5% of passengers on flights from Phoenix to St Louis were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.
What percentage of Phoenix to St Louis travelers were over 60 years old?
A notable 13% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.
What percentage of PHX to STL travelers were millennials?
Millennials make up a significant portion of travelers on this route, accounting for 40% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.
What percentage of Phoenix to St Louis travelers were female?
Almost half of the passengers, approximately 46% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.
What percent of Phoenix to St Louis travellers booked first or business class?
0% of travelers booked first or business class on this route.
At what time the earliest flight departs from Phoenix?
The earliest flight departs at 6:00AM - 7:00AM.
On which days one can have the most flight options in St Louis?
Monday offer the most flight options in St Louis.
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All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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Cheap Flights from Phoenix to St Louis
Looking for flights from Phoenix to St. Louis? Look no more, for you're at the right place. Book cheap flights from Phoenix to St. Louis on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab PHX to STL flight deals on CheapOair and save big!
Airports in Phoenix
The city of Phoenix is served by 4 airports - Phoenix Sky Harbor International Airport, Phoenix Deer Valley Airport, Phoenix Goodyear Airport, and Phoenix-Mesa Gateway Airport. Both Phoenix Deer Valley Airport and Phoenix Goodyear Airport are general aviation reliever airports for Phoenix Sky Harbor International Airport. The Phoenix-Mesa Gateway Airport provides commercial flights around the United States. The Phoenix Sky Harbor International Airport is the primary airport serving the city. It is situated in the Maricopa County, Arizo, approximately 5 kilometers away from the Downtown Phoenix. It provides passenger & cargo services to both domestic and international destinations such as San Jose, Calgary, Vancouver, Cancun, Edmonton, Pureto Vallarta, Atlanta, Denver, San Diego, Las Vegas, and more.
All the airports are connected to the city via rental cars, taxis, shuttles, PHX Sky Train, bicycles, and other public transportation.
Explore St. Louis
St. Louis, an independent city and a major US port in the state of Missouri, is located at the western bank of the Mississippi River on the border with the US state of Illinois. St. Louis has long been known as the Gateway to the West as it is the place where the Europeans set out to conquer the Wild West. Especially known for its imposing Gateway Arch, this offers a plethora of things to do and see. Besides the iconic Gateway Arch, the major attractions of the city include Saint Louis Art Museum, Magic House Children's Museum, Forest Park, St. Louis Symphony Orchestra, and many more.
Things to do in St. Louis
Gateway Arch
Gateway Arch is located in the center of Jefferson National Expansion Memorial Park. It is a symbol of the city's popularity as the 'Gateway to the West'. Eight elevators take visitors to the observation platform on the highest point of the arch. One can also view the arch from the water on the riverboat cruises.
Missouri Botanical Garden
Also known as the Shaw Garden, Missouri Botanical Garden was laid out in the year 1859. In the southeast part of Missouri Botanical Garden are affluently appointed Tower Grove House. The gardens include a lovely rose garden, a Japanese Garden, and an herbarium.
City Museum
Located in a former show factory, City Museum is a delightfully entertaining facility for adults and children. The exhibits on display in the museum include a giant aquarium, art activities, architectural museum, participatory circus, and more. The building in which City Museum is located is itself an imposing piece of architecture.
Best Time to Fly to St. Louis
Weather-wise, the best time to visit the city of St. Louis is from April and May and September through October. During these months, the weather is pleasant for sightseeing.
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