Cheap Flights from Sioux City (SUX) to Dubuque (DBQ)

Popular airlines from Sioux City, IA (SUX-Sioux Gateway) to Dubuque, IA (DBQ-Dubuque Regional)

Frequently asked questions

How much does a flight from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ) cost?
Snag a cheap one-way flight or cheap return flight from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ)?
is the cheapest month to fly from SUX to DBQ. Timing your trip outside of the busy season is often the key to landing a great deal.
What is the cheapest airline that flies from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SUX to DBQ flight.
How many flights per day from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ)?
Nonstop flights from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SUX to DBQ?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ)?
Select a flight from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures later than this 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 Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ) last-minute?
Booking your ticket from SUX to DBQ shortly before your getaway is typically more expensive. However, if you're flexible with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book a SUX to DBQ flight and hotel package?
You can save money by securing a SUX to DBQ flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your ideal accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Sioux Gateway Airport (SUX) to Dubuque Regional Airport (DBQ)?
It's usually possible to reschedule or cancel your SUX to DBQ flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Sioux Gateway
Destination airport
Dubuque Regional
Distance
289 mi

Book with confidence

Book with confidence

Sioux City to Dubuque Flights

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

 

The best time to book a flight from Sioux City to Dubuque

Sunday is one of the best days to book for cheap flights from Sioux City 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 Sioux City 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 Sioux City to Dubuque in 2025. 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 Sioux City 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 Sioux City 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.

 

Sioux City to Dubuque Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.