Cheap flights from Saint Louis to United States

Travel > North America > United States

Travel tip: Don't miss to visit Haleakala National Park.

Check our current prices for flights from Saint Louis to United States. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Saint Louis to United States, you will need to run a search below.

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From $336 / RT details

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Cheap Las Vegas airfares from $336/RT are provided by Cheapoair.com. Outbound flight is leaving on 06/11/2025, 09:49 pm from St. Louis Intl (STL) airport and arrives at Las Vegas Mccarran (LAS) at 11:28 pm. The flight time is 1 hours and 39 minutes. The Returning flight departes on 06/17/2025, 03:36 pm (other return dates are also available). Date posted: 30 Jan 2025

Price evolution for flights From Saint Louis To United States

Price overview for flights from Saint Louis to United States

Recent Deals on Flights from Saint Louis to United States:Roundtrip / Oneway

  • $336Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Las Vegas, NV (LAS)06/11/202509:49 pm
    Las Vegas, NV (LAS)Saint Louis, MO (STL)06/17/202503:36 pm
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  • $396Spirit Airlines flight Spirit Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Fort Lauderdale, FL (FLL)06/24/202507:37 pm
    Fort Lauderdale, FL (FLL)Saint Louis, MO (STL)07/15/202504:40 pm
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  • $544Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Miami, FL (MIA)06/24/202509:16 am
    Miami, FL (MIA)Saint Louis, MO (STL)07/15/202504:40 pm
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  • $584Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Fort Lauderdale, FL (FLL)06/24/202507:37 pm
    Fort Lauderdale, FL (FLL)Saint Louis, MO (STL)07/15/202509:58 pm
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  • $720Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Miami, FL (MIA)06/24/202509:49 pm
    Miami, FL (MIA)Saint Louis, MO (STL)07/15/202509:58 pm
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  • $360Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Saint Louis, MO (STL)Miami, FL (MIA)07/23/202506:55 pm
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