Cheap Flights from Phoenix Sky Harbor International Airport to St. Louis (STL) Find and Compare the Best Airline Deals | Skyticket

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2025/4
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2025/4
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Phoenix Sky Harbor－St. Louis Lambert Airport
April Lowest Airfares
USD519

The airfare displayed above is for United Airlines

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Phoenix Sky Harbor－St. Louis Lambert Airport
May Lowest Airfares
USD362

The airfare displayed above is for Delta Air Lines

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Phoenix Sky Harbor－St. Louis Lambert Airport
June Lowest Airfares
USD391

The airfare displayed above is for Delta Air Lines

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Phoenix Sky Harbor－St. Louis Lambert Airport
July Lowest Airfares -----
Phoenix Sky Harbor－St. Louis Lambert Airport
August Lowest Airfares
USD579

The airfare displayed above is for United Airlines

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Phoenix (Arizona)－St. Louis
Estimated Flight Time
2 Hours 58 Minutes
Phoenix (Arizona)－St. Louis
Number of Operating Airlines
4

Operating Airlines for Phoenix Sky Harbor－St. Louis Lambert Airport Route
Non-StopAmerican Airlines

Alaska Airlines

Delta Air Lines

United Airlines

Other Destinations from:Phoenix (Arizona)

Phoenix Sky Harbor－Syracuse(Hancock)
USD353〜
Phoenix Sky Harbor－Tampa(TPA)
USD376〜
Phoenix Sky Harbor－Traverse City(Cherry Capital)
USD375〜
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Pittsburgh Airport－St. Louis(Lambert)
USD253〜
* Fares vary in accordance to seat availability