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

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

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Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) cost?
You can find cheap one-way flights and cheap return flights Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) with Expedia. One-way flights typically cost between $108 and $189, and return flights often range between $186 and $278. 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 the cheapest fares first, and use the Price Tracking tool to receive alerts when Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
The cheapest month to fly from ORD to DBQ is 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
Key Lime Air offers around 7 weekly direct flights from ORD to DBQ.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
Key Lime Air is one of the cheapest airlines offering nonstop flights from Chicago (ORD) to Dubuque (DBQ), with round-trip tickets starting from around $186. 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional), 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 airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
The best airline to fly with from Chicago, IL (ORD) to Dubuque, IA (DBQ) will differ from traveler to traveler. If you like to fly early, Key Lime Air offers early morning flights. If price is the most important factor, Key Lime Air typically offers the lowest fares. Key Lime Air offers the most daily flights from Chicago to Dubuque, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
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.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
On average, there are around 1 nonstop flights per day from O'Hare Intl. (ORD) to Dubuque Regional (DBQ). For more options, look at flights that include layovers.
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
The earliest flight from O'Hare Intl. (ORD) to Dubuque Regional (DBQ) typically departs at around 2:30 PM, operated by Key Lime Air. While this is a later departure, it still provides a convenient option for your travel plans. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
For flights from O'Hare International (ORD) to Dubuque Regional (DBQ), the most popular departure times are in the late afternoon, from 3pm to 6pm. This time window accounts for about 95% of total traffic, with Key Lime Air being the primary carrier during this period. This timing is favored by travelers looking for convenient options to reach Dubuque.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
Flying nonstop from ORD to DBQ takes around 1 hour, with the route covering approximately 146 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
Select the "Business class" and "First class" filters when looking for ORD to DBQ 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) 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 Dubuque from O'Hare Intl. (ORD)?
If you're planning to travel to Dubuque from O'Hare Intl. (ORD), you can fly typically into Dubuque Regional (DBQ) 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) flight and hotel package 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 Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Dubuque, IA (DBQ-Dubuque Regional) 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
O'Hare Intl.
Destination airport
Dubuque Regional
Distance
146 mi

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Chicago to Dubuque Flights

The cheapest times to fly from Chicago to Dubuque

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

 

The best time to book a flight from Chicago to Dubuque

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

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 Chicago to Dubuque in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Chicago to Dubuque 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 Chicago to Dubuque 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.

 

Chicago to Dubuque Flights

*Flight schedules are subject to change.

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