$167 Cheap Flights from Washington (IAD) to Quincy (UIN)

View $167 flight on Wed, Oct 1, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Quincy, IL (UIN-Quincy Regional-Baldwin Field)

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Cheap Flights from Washington to Quincy (IAD-UIN)

Prices were available within the past 7 days and start at $167 for one-way flights and $334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$334 Roundtrip, found 6 days ago
$334
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $334 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$457 Roundtrip, found 6 days ago
$457
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $457 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$484 Roundtrip, found 6 days ago
$484
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $484 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$496 Roundtrip, found 6 days ago
$496
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $496 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$629 Roundtrip, found 6 days ago
$629
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $629 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$635 Roundtrip, found 6 days ago
$635
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $635 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$638 Roundtrip, found 6 days ago
$638
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $638 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$646 Roundtrip, found 6 days ago
$646
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $646 found 6 days ago
United
Wed, Oct 1 - Thu, Oct 2
IAD
Washington
UIN
Quincy
$709 Roundtrip, found 6 days ago
$709
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Washington to Quincy, returning Thu, Oct 2, priced at $709 found 6 days ago
Alaska Airlines
Fri, Nov 21 - Sat, Nov 29
IAD
Washington
UIN
Quincy
$1,445 Roundtrip, found 23 hours ago
$1,445
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Fri, Nov 21 from Washington to Quincy, returning Sat, Nov 29, priced at $1,445 found 23 hours ago
Flights from Washington (IAD) to Quincy (UIN)
Origin airport
Washington Dulles Intl.
Destination airport
Quincy Regional-Baldwin Field
Roundtrip price
$334
Distance
735 mi

Washington to Quincy Flights

The cheapest times to fly from Washington 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 Washington to Quincy are during the month of October. You can find some of the cheapest flights from Washington to Quincy with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Quincy

Sunday is one of the best days to book for cheap flights from Washington 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 Washington 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 Washington to Quincy in 2025. You can also book with separate airlines for your outbound and return journeys, from $167 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 Washington 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 Washington 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN) cost?
Discover the latest flight deals from IAD to UIN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to UIN?
The cheapest flights from IAD to UIN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IAD to UIN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to UIN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN)?
You'll need to catch a flight with a layover if you're traveling from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from IAD to UIN?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN)?
Choose a flight from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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 Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN) last-minute?
Last-minute fares from IAD to UIN are usually more expensive. To secure the lowest rates, start looking for flights as soon as possible. That said, if you're flexible with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book an IAD to UIN flight and hotel package?
Opting for an IAD to UIN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Quincy Regional-Baldwin Field Airport (UIN)?
In most instances, you can reschedule or cancel your IAD to UIN flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.