$89 Cheap Flights from Chicago (ORD) to Dubuque (DBQ)

View $89 flight on Sun, Sep 21, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Dubuque (ORD-DBQ)

Prices were available within the past 7 days and start at $89 for one-way flights and $178 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, Sep 24 - Thu, Sep 25
ORD
Chicago
DBQ
Dubuque
$178 Roundtrip, found 1 hour ago
$178
Roundtrip
found 1 hour ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, Sep 24 from Chicago to Dubuque, returning Thu, Sep 25, priced at $178 found 1 hour ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Thu, May 8 - Fri, May 16
ORD
Chicago
DBQ
Dubuque
$188 Roundtrip, found 10 hours ago
$188
Roundtrip
found 10 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Thu, May 8 from Chicago to Dubuque, returning Fri, May 16, priced at $188 found 10 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, May 13 - Wed, May 14
ORD
Chicago
DBQ
Dubuque
$198 Roundtrip, found 5 hours ago
$198
Roundtrip
found 5 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, May 13 from Chicago to Dubuque, returning Wed, May 14, priced at $198 found 5 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Mon, May 5 - Mon, May 12
ORD
Chicago
DBQ
Dubuque
$208 Roundtrip, found 10 hours ago
$208
Roundtrip
found 10 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Mon, May 5 from Chicago to Dubuque, returning Mon, May 12, priced at $208 found 10 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Mon, May 5 - Sun, May 18
ORD
Chicago
DBQ
Dubuque
$218 Roundtrip, found 10 hours ago
$218
Roundtrip
found 10 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Mon, May 5 from Chicago to Dubuque, returning Sun, May 18, priced at $218 found 10 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Sun, Apr 27 - Thu, May 1
ORD
Chicago
DBQ
Dubuque
$238 Roundtrip, found 5 hours ago
$238
Roundtrip
found 5 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Sun, Apr 27 from Chicago to Dubuque, returning Thu, May 1, priced at $238 found 5 hours ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Wed, May 7 - Sun, May 11
ORD
Chicago
DBQ
Dubuque
$248 Roundtrip, found 2 days ago
$248
Roundtrip
found 2 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Wed, May 7 from Chicago to Dubuque, returning Sun, May 11, priced at $248 found 2 days ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Fri, May 9 - Sun, May 11
ORD
Chicago
DBQ
Dubuque
$258 Roundtrip, found 2 days ago
$258
Roundtrip
found 2 days ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Fri, May 9 from Chicago to Dubuque, returning Sun, May 11, priced at $258 found 2 days ago

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ) cost?
You can find cheap return flights from O’Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ) starting from $178. Grab a seat and get ready to go. 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 ORD on May 16 2025 and touching down at DBQ. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from ORD to DBQ?
The cheapest flights from ORD to DBQ 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 O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
Board a nonstop flight with Denver Air Connection and fly straight from O’Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ).
What is the cheapest airline that flies from ORD to DBQ?
Fly from ORD to DBQ with Key Lime DBA Denver Air Connection. This airline currently offers the cheapest one-way ticket on this route, starting from $89. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ORD on June 25 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
On average, there is just 1 nonstop flight taking off from O’Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ) every day. If this doesn’t suit your schedule, consider flights with a layover. Just customize your search on Expedia to include one or two stops to find the next best option.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
Flights between ORD and DBQ are their busiest at 2 PM. For a quieter trip and potentially cheaper prices, choose a time outside the usual busy windows.
What day of the week has the most flights from ORD to DBQ?
Friday has the most flights from O’Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ). Consider taking off on this day and you’ll have the best chance of finding a departure that fits your plans.
What is the earliest flight from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
O’Hare Intl. Airport (ORD)’s first flight to Dubuque Regional Airport (DBQ) takes off at approximately 2:30PM UTC-6. With a total travel time of 55m, you’ll land at around 3:25PM UTC-6.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
The average flight time from ORD to DBQ is 55 minutes, covering a distance of 150 mi.
What airline has the least delays from ORD to DBQ?
American Airlines has the strongest track record for on-time direct flights from O’Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ), with an on-time rating of 90%. Use the Expedia App to see your flight schedule before you head off and get notified of any changes.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
To reach Dubuque Regional Airport (DBQ) on schedule, choose a flight that takes off from O’Hare Intl. Airport (ORD) 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.
What airports do you fly into for Dubuque from O'Hare Intl. Airport (ORD)?
Dubuque Regional Airport (DBQ) is the only airport in Dubuque with direct flights from O’Hare Intl. Airport (ORD). Check out your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ) last-minute?
Waiting until just before your departure to book your flight from ORD to DBQ generally means paying more. While you may find some last-minute offers, there’s no guarantee. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book an ORD to DBQ flight and hotel package?
Compared with arranging hotels and flights separately, booking an ORD to DBQ flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our wide range of stays, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Dubuque Regional Airport (DBQ)?
In most instances, you can modify or cancel your ORD to DBQ flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline’s policies and fees on flight changes, or if you need more details, visit our Customer Service portal.
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