$109 Cheap Flights from Dubuque (DBQ) to Chicago (ORD)

View $109 flight on Mon, Sep 22, 2025Opens in a new window

Popular airlines from Dubuque, IA (DBQ-Dubuque Regional) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Dubuque to Chicago (DBQ-ORD)

Prices were available within the past 7 days and start at $109 for one-way flights and $218 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Sep 19 - Fri, Sep 26
DBQ
Dubuque
ORD
Chicago
$218 Roundtrip, found 2 hours ago
$218
Roundtrip
found 2 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Sep 19 from Dubuque to Chicago, returning Fri, Sep 26, priced at $218 found 2 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Aug 13 - Sat, Aug 30
DBQ
Dubuque
ORD
Chicago
$238 Roundtrip, found 9 hours ago
$238
Roundtrip
found 9 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Aug 13 from Dubuque to Chicago, returning Sat, Aug 30, priced at $238 found 9 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sun, Aug 17 - Sat, Aug 30
DBQ
Dubuque
ORD
Chicago
$258 Roundtrip, found 9 hours ago
$258
Roundtrip
found 9 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sun, Aug 17 from Dubuque to Chicago, returning Sat, Aug 30, priced at $258 found 9 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sun, Aug 10 - Tue, Aug 12
DBQ
Dubuque
ORD
Chicago
$278 Roundtrip, found 4 hours ago
$278
Roundtrip
found 4 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sun, Aug 10 from Dubuque to Chicago, returning Tue, Aug 12, priced at $278 found 4 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Aug 6 - Sat, Aug 9
DBQ
Dubuque
ORD
Chicago
$298 Roundtrip, found 2 hours ago
$298
Roundtrip
found 2 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Aug 6 from Dubuque to Chicago, returning Sat, Aug 9, priced at $298 found 2 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, Aug 1 - Tue, Aug 5
DBQ
Dubuque
ORD
Chicago
$318 Roundtrip, found 8 hours ago
$318
Roundtrip
found 8 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, Aug 1 from Dubuque to Chicago, returning Tue, Aug 5, priced at $318 found 8 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sun, Aug 3 - Mon, Aug 4
DBQ
Dubuque
ORD
Chicago
$339 Roundtrip, found 10 hours ago
$339
Roundtrip
found 10 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sun, Aug 3 from Dubuque to Chicago, returning Mon, Aug 4, priced at $339 found 10 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Thu, Jul 31 - Fri, Aug 1
DBQ
Dubuque
ORD
Chicago
$358 Roundtrip, found 10 hours ago
$358
Roundtrip
found 10 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Thu, Jul 31 from Dubuque to Chicago, returning Fri, Aug 1, priced at $358 found 10 hours ago

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $218
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $218
Flights from Dubuque (DBQ) to Chicago (ORD)
Origin airport
Dubuque Regional
Destination airport
O'Hare Intl.
Airlines serving
KEY LIME AIR DBA DENVER AIR CONNECTION
Roundtrip price
$218
Distance
146 mi
Average flight time
1 hour 5 mins

Dubuque to Chicago Flights

The cheapest times to fly from Dubuque to Chicago

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

 

The best time to book a flight from Dubuque to Chicago

Sunday is one of the best days to book for cheap flights from Dubuque to Chicago: 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 Dubuque to Chicago

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 Dubuque to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 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 Dubuque to Chicago 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 Dubuque to Chicago 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 Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD) cost?
Book cheap return fares starting at $218 from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Key Lime DBA Denver Air Connection flight leaving DBQ on August 19 2025 and touching down at ORD. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from DBQ to ORD?
The cheapest flights from DBQ to ORD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
When departing from Dubuque Regional Airport (DBQ), you can hop on a nonstop flight to O'Hare Intl. Airport (ORD) with Denver Air Connection.
What is the cheapest airline that flies from DBQ to ORD?
With tickets starting at $109 for a one-way journey from DBQ to ORD, Key Lime DBA Denver Air Connection is currently the cheapest carrier operating this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DBQ on September 29 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
On average, only 1 direct flight departs daily from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD). Seeking more options? Use our filters to find flights with layovers and add an extra destination to your journey.
What are the most popular departure times for flights from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
The 3 PM departures from DBQ to ORD are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from DBQ to ORD?
Depart on a Saturday if you're searching for the largest selection of flights from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD).
What is the earliest flight from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
The first flight of the day jetting off from Dubuque Regional Airport (DBQ) is at around 3:55PM UTC-6. Hop on this flight and you'll land at O'Hare Intl. Airport (ORD) at approximately 4:50PM UTC-6. The total travel time is 55m.
How long does it take to fly from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
The average flight time from DBQ to ORD is 55 minutes, covering a total distance of 150 mi.
What airline has the least delays from DBQ to ORD?
With 91% of flights usually landing on time, American Airlines has the best on-time performance for direct flights from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD). To check your flight status and get notifications about any changes, head to the Expedia App.
What is the best time to fly from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
To touch down at O'Hare Intl. Airport (ORD) on time, book a flight that leaves from Dubuque Regional Airport (DBQ) before 3 PM. The likelihood 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.
What airports do you fly into for Chicago from Dubuque Regional Airport (DBQ)?
If you're flying on a direct flight from Dubuque Regional Airport (DBQ) to Chicago, O'Hare Intl. Airport (ORD) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD) last-minute?
Last-minute bookings from DBQ to ORD are usually more expensive. To lock in the best rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap fare right before your trip.
Is it cheaper to book a DBQ to ORD flight and hotel package?
You can save money by securing a DBQ to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Dubuque Regional Airport (DBQ) to O'Hare Intl. Airport (ORD)?
Typically, it's possible to reschedule or cancel your DBQ to ORD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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