$84 Cheap flight deals from Phoenix (PHX) to Alton (STL)
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This Weekend's Flight Deals from Phoenix to Alton
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $84 One Way, $166 Round Trip from Phoenix to Alton
Prices starting at $166 for return flights and $84 for one-way flights to Alton were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Alton economy flight packages
Home2 Suites by Hilton St. Louis Downtown
May 23 - May 25
Phoenix (PHX) to St. Louis (STL)
St. Louis (STL) to Phoenix (PHX)
Reviewed on Jul 11, 2025
The Knight Center at Washington University
May 22 - May 25
Phoenix (PHX) to St. Louis (STL)
St. Louis (STL) to Phoenix (PHX)
Reviewed on Sep 15, 2025
More About Flying To Alton from Phoenix
Route Information for Flights from Phoenix to Alton
Origin Airport IATA Code | PHX |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Phoenix to Alton
Whether you want to book cheap flights from Phoenix to Alton or are looking for the perfect package holiday, Orbitz is your one-stop source. Taking the stress and expense out of travel, Orbitz helps you find the best fares for Phoenix to Alton flights.
Make the Most of Your Vacation
Not only does Orbitz have cheap deals for Phoenix to Alton flights, we can also help you plan your vacation in advance. Why wait in lengthy lines for tickets to shows, amusement parks, and other attractions when you could be making the most of your holiday? Add activities to your flight booking for fewer hassles once you arrive in Alton.
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Flights from Phoenix
- Phoenix to Chicago
- Phoenix to Seattle
- Phoenix to Los Angeles
- Phoenix to Dallas
- Phoenix to Denver
- Phoenix to New York
- Phoenix to Houston
- Phoenix to Orlando
- Phoenix to Atlanta
- Phoenix to London
- Phoenix to Toronto
- Phoenix to Vancouver
- Phoenix to Cleveland
- Phoenix to Sacramento
- Phoenix to San Francisco
- Phoenix to Columbus
- Phoenix to Detroit
- Phoenix to Washington
- Phoenix to Charlotte
- Phoenix to St. Louis
Alton Airports
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.