$326 Cheap Flights from Denver (DEN) to Quincy (UIN)

View $326 flight on Wed, Mar 11, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Quincy, IL (UIN-Quincy Regional-Baldwin Field)

Cheap Flights from Denver to Quincy (DEN-UIN)

Prices were available within the past 7 days and start at $326 for one-way flights and $360 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$360 Roundtrip, found 1 day ago
$360
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $360 found 1 day ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$374 Roundtrip, found 1 day ago
$374
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $374 found 1 day ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$388 Roundtrip, found 1 day ago
$388
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $388 found 1 day ago
American Airlines
Thu, Apr 2 - Mon, Apr 6
DEN
Denver
UIN
Quincy
$408 Roundtrip, found 3 days ago
$408
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Apr 2 from Denver to Quincy, returning Mon, Apr 6, priced at $408 found 3 days ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$410 Roundtrip, found 1 day ago
$410
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $410 found 1 day ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$424 Roundtrip, found 1 day ago
$424
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $424 found 1 day ago
American Airlines
Thu, Apr 2 - Mon, Apr 6
DEN
Denver
UIN
Quincy
$450 Roundtrip, found 3 days ago
$450
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Apr 2 from Denver to Quincy, returning Mon, Apr 6, priced at $450 found 3 days ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$453 Roundtrip, found 1 day ago
$453
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $453 found 1 day ago
American Airlines
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$460 Roundtrip, found 3 days ago
$460
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $460 found 3 days ago
United
Mon, Apr 20 - Thu, Apr 30
DEN
Denver
UIN
Quincy
$491 Roundtrip, found 1 day ago
$491
Roundtrip
found 1 day ago
Select United flight, departing Mon, Apr 20 from Denver to Quincy, returning Thu, Apr 30, priced at $491 found 1 day ago

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Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN) cost?
Grab a cheap one-way flight from $326 or cheap return flight from $360 from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN)?
April is the least expensive month to fly from DEN to UIN. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN)?
To find the cheapest airline flying from DEN to UIN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN)?
Nonstop flights from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DEN to UIN?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN)?
To reach Quincy Regional-Baldwin Field Airport (UIN) on time, book a flight that takes off from Denver Intl. Airport (DEN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN) last-minute?
Holding off until right before your break to book a flight from DEN to UIN often results in higher prices. While you might find some last-minute discounts, they're not always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book a DEN to UIN flight and hotel package?
You'll generally save money by securing a DEN to UIN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Quincy Regional-Baldwin Field Airport (UIN)?
If you booked your DEN to UIN flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Quincy Regional-Baldwin Field
Roundtrip price
$360
Distance
713 mi

Book with confidence

Denver to Quincy Flights

The cheapest times to fly from Denver to Quincy

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Quincy are during the month of April. You can find some of the cheapest flights from Denver to Quincy with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Quincy

Sunday is one of the best days to book for cheap flights from Denver to Quincy: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Quincy

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Quincy in 2026. You can also book with separate airlines for your outbound and return journeys, from $326 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Quincy flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Quincy airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Quincy Flights

*Flight schedules are subject to change.

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*Available to One Key members.