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St. Louis

Cheap flights from Hilo to St. Louis (ITO - STL)

ITO — STL
Jul 30 — Aug 61
Wed 7/30
Wed 8/6
1 adult, Economy
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Best time to book a flight from Hilo to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Hilo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hilo to St. Louis

What is the cheapest time of day to fly from ITO to STL?

Find hourly flight availability from Hilo to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2025.

When flying from Hilo to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 24% versus a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Hilo to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Hilo to St. Louis that include hotel bookings?

    Yes. In addition to deals on Hilo to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hilo to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hilo to St. Louis.

  • Can I find deals for business class flights from Hilo to St. Louis?

    Yes. Cheapflights offers flight deals from Hilo to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hilo to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Hilo to St. Louis (average of $311). Flying from Hilo to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Festus
Chesterfield
Farmington

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