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Latest Flight Deals from Phoenix to St. Louis
Book one-way or return flights from Phoenix to St. Louis from as little as NZD 55. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- PHX15:452h 54mDirectSTL20:39Wed, May 1|Phoenix - St. Louis|Frontier AirlinesNZD 55NZD 9844% OFF44% OFFNZD 98NZD 55
- PHX06:452h 54mDirectSTL11:39Sat, May 4|Phoenix - St. Louis|Frontier AirlinesNZD 59NZD 9840% OFF40% OFFNZD 98NZD 59
- PHX06:452h 54mDirectSTL11:39Sat, May 11|Phoenix - St. Louis|Frontier AirlinesNZD 60NZD 9839% OFF39% OFFNZD 98NZD 60
- PHX15:452h 54mDirectSTL20:39Wed, May 8|Phoenix - St. Louis|Frontier AirlinesNZD 64NZD 64
- PHX10:452h 54mDirectSTL15:39Wed, May 15|Phoenix - St. Louis|Frontier AirlinesNZD 64NZD 64
- PHX17:502h 59mDirectSTL22:49Sat, May 18|Phoenix - St. Louis|Frontier AirlinesNZD 64NZD 64
- PHX17:082h 59mDirectSTL22:07Wed, Jun 19|Phoenix - St. Louis|Frontier AirlinesNZD 64NZD 64
- PHX17:502h 59mDirectSTL22:49Sat, Jun 1|Phoenix - St. Louis|Frontier AirlinesNZD 66NZD 66
- PHX15:353h 1mDirectSTL20:36Wed, May 22|Phoenix - St. Louis|Frontier AirlinesNZD 68NZD 68
- PHX16:332h 54mDirectSTL21:27Fri, May 3|Phoenix - St. Louis|Frontier AirlinesNZD 73NZD 73
- PHX13:003h 5mDirectSTL14:00Mon, May 6|Phoenix - St. Louis|Frontier AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Searching for the best last minute flight from Phoenix to St. Louis? Find one-way or return flights that are affordable and fit your itinerary.
Trip.com monitors the ticket fares of flights from Phoenix to St. Louis. Stay updated on price trends and snag the best deals for your upcoming trip.
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Phoenix to St. Louis
View airlines operating flights from Phoenix to St. Louis. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Frontier Airlines
From NZD 55
American Airlines
From NZD 108
Sun Country Airlines
From NZD 142
Delta Air Lines
From NZD 155
United Airlines
From NZD 212
Spirit Airlines
From NZD 235
Southwest Airlines
From NZD 246
Alaska Airlines
From NZD 303
ANA airlines
Find more flights and airlines
Alternative Routes from Phoenix to St. Louis
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Phoenix to St. Louis.
- CheapestPHX15:452h 54mDirectSTL20:39Sky Harbor International Airport - St. Louis Lambert International AirportWed, May 1Frontier AirlinesNZD 55
- PHX15:452h 54mDirectSTL20:39Sky Harbor International Airport - St. Louis Lambert International AirportWed, May 1Frontier AirlinesNZD 55Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from Phoenix to St. Louis
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Phoenix to St. Louis. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Phoenix to St. Louis
Cheapest nonstop flight price | NZD 55 |
---|---|
Cheapest round-trip ticket price | NZD 111 |
Off-season for travel | May |
Peak season for travel | October |
Flight distance | 2,042.1km |
Average flight time | 2 hours 55 minutes |
Popular airline | American Airlines |
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