$184 Cheap Flights from Quincy (UIN) to Washington (IAD)

View $184 flight on Wed, May 13, 2026Opens in a new window

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

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Cheap Flights from Quincy to Washington (UIN-IAD)

Prices were available within the past 7 days and start at $184 for one-way flights and $464 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$464 Roundtrip, found 5 days ago
$464
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $464 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$496 Roundtrip, found 6 days ago
$496
Roundtrip
found 6 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $496 found 6 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$506 Roundtrip, found 5 days ago
$506
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $506 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$511 Roundtrip, found 5 days ago
$511
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $511 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$543 Roundtrip, found 6 days ago
$543
Roundtrip
found 6 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $543 found 6 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$551 Roundtrip, found 5 days ago
$551
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $551 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$553 Roundtrip, found 5 days ago
$553
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $553 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$595 Roundtrip, found 5 days ago
$595
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $595 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$596 Roundtrip, found 5 days ago
$596
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $596 found 5 days ago
Contour Airlines
Thu, Jun 4 - Sun, Jun 7
UIN
Quincy
IAD
Washington
$598 Roundtrip, found 5 days ago
$598
Roundtrip
found 5 days ago
Select Contour Airlines flight, departing Thu, Jun 4 from Quincy to Washington, returning Sun, Jun 7, priced at $598 found 5 days ago

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Frequently asked questions

How much does a flight from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) cost?
You can find cheap one-way flights from $184 and cheap return flights from $464 UIN to IAD with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when UIN to IAD ticket fares go up or down.
What is the cheapest month to fly from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
The cheapest month to fly from UIN to IAD is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter UIN to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
Contour Airlines is the carrier that flies from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Quincy Regional-Baldwin Field (UIN) to Washington Dulles International (IAD) departs at approximately 5:40 AM. This seasonal service is operated by Southern Airways Express and American Airlines, giving you a head start on your day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
Flights from UIN to IAD with one stop typically take around 5 hours 20 minutes, covering approximately 736 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for UIN to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Quincy Regional-Baldwin Field (UIN)?
From Quincy Regional-Baldwin Field (UIN), you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA) in Washington. Some flights may connect through major hubs like O'Hare Intl. (ORD), Lambert-St. Louis Intl. (STL) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) Fairfax County Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities 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 Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Quincy, IL (UIN-Quincy Regional-Baldwin Field) to Washington, DC (IAD-Washington Dulles Intl.) 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 this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Quincy Regional-Baldwin Field
Destination airport
Washington Dulles Intl.
Roundtrip price
$464
Distance
735 mi

Book with confidence

Quincy to Washington Flights

The cheapest times to fly from Quincy to Washington

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

 

The best time to book a flight from Quincy to Washington

Sunday is one of the best days to book for cheap flights from Quincy to Washington: 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 Quincy to Washington

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 Quincy to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $184 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 Quincy to Washington 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 Quincy to Washington 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.

 

Quincy to Washington Flights

*Flight schedules are subject to change.

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*Available to One Key members.