$1,713+ Cheap flights from Illinois to Quincy, IL (UIN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — UIN
Jan 17 — Jan 241
1 adult, Economy
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1. Tell us where you want to go
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Illinois to Quincy
Best flights from Illinois to QuincyDiscover carefully curated flight deals from Illinois to Quincy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.
Discover carefully curated flight deals from Illinois to Quincy that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.
This Expedia deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/27:00 amSTL - UIN
2 stops13h 50mMultiple Airlines
Mon 1/59:50 amUIN - STL
2 stops14h 09mMultiple Airlines
Deal found 12/17![Multiple Airlines logo]()
$1,723
Find flight deals from Illinois to Quincy
Keep the following information in mind while searching for Illinois to Quincy flight deals. Data was last updated December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,713 (Expedia) |
Good one-way deal | $44 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Quincy that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Illinois to Quincy that are best for you.
Fly from
Illinois
Fly to
Quincy
Route
Depart
Return
Price
St. LouisQuincy
STL - UIN
STLUIN
Lambert-St Louis
Fri 1/2
7:00 am-8:50 pm
2 stops13h 50m
Quincy Regional
Mon 1/5
9:50 am-11:59 pm
2 stops14h 09m
$1,723
Best time to book a flight from Illinois to Quincy
Have a flexible travel schedule? Discover the best time to fly to Quincy from Illinois 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 Illinois to Quincy
What is the cheapest month to book a flight from Illinois to Quincy, Illinois?
Currently, August is the cheapest month in which you can book a flight from Illinois to Quincy, Illinois (average of $77). Flying from Illinois to Quincy, Illinois in February is currently the most expensive (average of $160). 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.
What is the cheapest time of day to fly from IL to UIN?
Find hourly flight availability from Illinois to Quincy. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
When flying from Illinois to Quincy, Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 47% versus a flight at noon.
Weekly flight availability from Illinois to Quincy, Illinois
Explore weekly flight availability from Illinois to Quincy. 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 December 18, 2025.
The most flights from USIL to UIN are scheduled on a Monday (2 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).