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Cheap flights from Quincy, IL to St. Louis (UIN - STL)

UIN — STL
jul. 6 — jul. 131
dom. 7/6
dom. 7/13
1 adult, Economy
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Cheap flight deals from Quincy to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Quincy (UIN) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 1, 2025.

Good one-way deal

$49 or less
Price to beat on a one-way flight from Quincy Regional to Lambert-St Louis.
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Best time to book a flight from Quincy to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Quincy 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 Quincy to St. Louis

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

Find hourly flight availability from Quincy 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 julio 1, 2025.

When flying from Quincy, Illinois to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Quincy, Illinois to St. Louis

Explore weekly flight availability from Quincy to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 1, 2025.

The most flights from UIN to STL are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

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

  • How popular is this Quincy, Illinois to St. Louis flight route?

    Within the past month, 1 users have taken a look at flights from Quincy Regional to Lambert-St Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Quincy 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 Quincy, Illinois to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Quincy, Illinois to St. Louis (average of $311). Flying from Quincy, Illinois 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 Quincy?

Book flights to Quincy 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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