Cheap Flights from Houston (IAH) to Dubuque (DBQ)

Popular airlines from George Bush Intercontinental Airport (IAH) to Dubuque, IA (DBQ-Dubuque Regional)

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Frequently asked questions

How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) cost?
You can find cheap one-way flights and cheap return flights Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) with Expedia. One-way flights typically cost between $322 and $2692. 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 Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
The cheapest month to fly from IAH 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
Enter IAH to DBQ and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
United, American Airlines and Delta are just some of the carriers that fly from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional). 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) 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 time to fly from Houston, TX (IAH-George Bush Intercontinental) 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.
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
The earliest flight from Houston (IAH-George Bush Intercontinental) to Dubuque (DBQ-Dubuque Regional) usually departs at around 5:00 AM local time, operated by American Airlines and Key Lime Air. This seasonal service is available in November, giving you a chance to maximize your day upon arrival. 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
The most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) are in the early morning, from 6am to 9am. About 50% of passengers prefer this time window. Many major carriers, including United Airlines, American Airlines, and Delta Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Dubuque with plenty of time to spare.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
Flying from IAH to DBQ with a connection usually takes about 11 hours 30 minutes, traveling roughly 896 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
Select the "Business class" and "First class" filters when looking for IAH 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) 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 George Bush Intercontinental (IAH)?
If you're planning to travel to Dubuque from George Bush Intercontinental (IAH), you can fly into Dubuque Regional (DBQ) Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL), Dallas-Fort Worth Intl. (DFW), Detroit Metropolitan Wayne County (DTW) before reaching Dubuque. 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) 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 Houston, TX (IAH-George Bush Intercontinental) to Dubuque, IA (DBQ-Dubuque Regional)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) 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
George Bush Intercontinental
Destination airport
Dubuque Regional
Distance
895 mi

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Houston to Dubuque Flights

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

 

The best time to book a flight from Houston to Dubuque

Sunday is one of the best days to book for cheap flights from Houston 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 Houston 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 Houston 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 Houston 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 Houston 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.

 

Houston to Dubuque Flights

*Flight schedules are subject to change.

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