$279 Cheap Flights from Moline (MLI) to Houston (IAH)

View $279 flight on Fri, May 8, 2026Opens in a new window

Popular airlines from Quad City Intl. Airport (MLI) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Moline to Houston (MLI-IAH)

Prices were available within the past 7 days and start at $279 for one-way flights and $243 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 8 - Sat, Aug 15
MLI
Moline
IAH
Houston
$243 Roundtrip, found 1 hour ago
$243
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Aug 8 from Moline to Houston, returning Sat, Aug 15, priced at $243 found 1 hour ago
Delta
Wed, Jul 1 - Wed, Jul 8
MLI
Moline
IAH
Houston
$243 Roundtrip, found 9 hours ago
$243
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, Jul 1 from Moline to Houston, returning Wed, Jul 8, priced at $243 found 9 hours ago
American Airlines
Tue, Apr 28 - Sat, May 2
MLI
Moline
IAH
Houston
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Apr 28 from Moline to Houston, returning Sat, May 2, priced at $244 found 3 days ago
United
Wed, Jul 1 - Wed, Jul 8
MLI
Moline
IAH
Houston
$264 Roundtrip, found 9 hours ago
$264
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Jul 1 from Moline to Houston, returning Wed, Jul 8, priced at $264 found 9 hours ago
United
Tue, Apr 28 - Sat, May 2
MLI
Moline
IAH
Houston
$266 Roundtrip, found 3 days ago
$266
Roundtrip
found 3 days ago
Select United flight, departing Tue, Apr 28 from Moline to Houston, returning Sat, May 2, priced at $266 found 3 days ago
United
Wed, May 27 - Sat, May 30
MLI
Moline
IAH
Houston
$268 Roundtrip, found 2 days ago
$268
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 27 from Moline to Houston, returning Sat, May 30, priced at $268 found 2 days ago
United
Sat, May 2 - Sat, May 9
MLI
Moline
IAH
Houston
$273 Roundtrip, found 12 hours ago
$273
Roundtrip
found 12 hours ago
Select United flight, departing Sat, May 2 from Moline to Houston, returning Sat, May 9, priced at $273 found 12 hours ago
United
Wed, May 27 - Sat, May 30
MLI
Moline
IAH
Houston
$276 Roundtrip, found 2 days ago
$276
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 27 from Moline to Houston, returning Sat, May 30, priced at $276 found 2 days ago
United
Wed, Jun 17 - Sat, Jun 20
MLI
Moline
IAH
Houston
$277 Roundtrip, found 6 days ago
$277
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jun 17 from Moline to Houston, returning Sat, Jun 20, priced at $277 found 6 days ago
United
Wed, May 27 - Sat, May 30
MLI
Moline
IAH
Houston
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 27 from Moline to Houston, returning Sat, May 30, priced at $278 found 2 days ago

Alternative airports near Houston

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

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $334
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $334

Find the cheapest month to fly from Moline (MLI) to Houston (IAH)

April is typically the cheapest month to fly

From $198 - $549 per traveler.

Frequently asked questions

How much does a flight from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find cheap one-way flights from $279 and cheap return flights from $243 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) with Expedia. One-way flights typically cost between $301 and $685, and return flights often range between $326 and $1024. 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
September is the cheapest month to fly from Moline, IL (MLI) to Houston, TX (IAH), with average return fares around $295. This is about 19% lower than the average price throughout the year, as travel demand tends to decrease after the summer. Other budget-friendly months include January and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Enter MLI to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
American Airlines is one of the cheapest airlines offering connecting flights from Moline, IL (MLI) to Houston, TX (IAH), with round-trip tickets starting from around $202.37 with a layover in O'Hare Intl. (ORD). 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental), 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
For flights from Moline, IL (MLI-Quad City International) to Houston, TX (IAH-George Bush Intercontinental), September and January are the best months to fly. You can find return flights for around $295, making these months the cheapest. September offers warm weather and plenty of activities, while January is a quieter time for travel.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Moline (MLI) to Houston (IAH) usually leaves at around 5:00 AM, operated by American Airlines. This early departure can help you maximize your day in Houston. 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Moline, IL (MLI) to Houston, TX (IAH) are in the early morning, from 6am to 9am. About 32% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Houston with a full day ahead of you.
How long does it take to fly from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
Flights from MLI to IAH with one stop typically take around 6 hours 30 minutes, covering approximately 837 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
First class seats are offered on the MLI to IAH route. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) 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 Houston from Quad City Intl. (MLI)?
From Quad City Intl. (MLI), you can fly into George Bush Intercontinental (IAH) and William P. Hobby (HOU) in Houston. Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Houston. 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) Houston Vacation Packages 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 Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Moline, IL (MLI-Quad City Intl.) to Houston, TX (IAH-George Bush Intercontinental) 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
Quad City Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, United
Roundtrip price
$242
Distance
837 mi

Book with confidence

Moline to Houston Flights

The cheapest times to fly from Moline to Houston

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

 

The best time to book a flight from Moline to Houston

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

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 Moline to Houston in 2026. You can also book with separate airlines for your outbound and return journeys, from $279 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 Moline to Houston 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 Moline to Houston 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.

 

Moline to Houston Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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