Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Waterloo, Iowa to Houston from $449

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Waterloo, Iowa to Houston departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Waterloo, Iowa to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 12:40 pmALO-IAH
6h 40m1 stop
American Airlines Logo
4:58 pm - 10:01 pmIAH-ALO
5h 03m1 stop
$449American Airlines
Find Deal
Tue, Mar 31 - Sat, Apr 4
American Airlines Logo
6:00 am - 12:40 pmALO-IAH
6h 40m1 stop
American Airlines Logo
5:00 am - 2:20 pmIAH-ALO
9h 20m2 stops
$454American Airlines
Find Deal
Tue, Mar 31 - Sat, Apr 4
American Airlines Logo
2:51 pm - 10:07 pmALO-IAH
7h 16m2 stops
American Airlines Logo
5:00 am - 2:20 pmIAH-ALO
9h 20m2 stops
$459American Airlines
Find Deal
Tue, Mar 31 - Sat, Apr 4

American Airlines flights from Waterloo, Iowa to Houston George Bush Intcntl Airport

Our best American Airlines deals on Waterloo, Iowa to Houston George Bush Intcntl Airport flight tickets
American Airlines
Mar 31
ALO6:00 amWaterloo
6h 40m
1 stop
IAH12:40 pmHouston George Bush Intcntl
Apr 4
IAH4:58 pmHouston George Bush Intcntl
5h 03m
1 stop
ALO10:01 pmWaterloo
$449
Find similar
American Airlines
Nov 22
ALO6:00 amWaterloo
10h 45m
2 stops
IAH4:45 pmHouston George Bush Intcntl
Nov 25
IAH6:35 pmHouston George Bush Intcntl
5h 13m
1 stop
ALO11:48 pmWaterloo
$452
Find similar
American Airlines
Mar 31
ALO6:00 amWaterloo
6h 40m
1 stop
IAH12:40 pmHouston George Bush Intcntl
Apr 4
IAH5:00 amHouston George Bush Intcntl
9h 20m
2 stops
ALO2:20 pmWaterloo
$454
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Waterloo, Iowa to Houston George Bush Intcntl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Waterloo, Iowa to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Tue 3/31

6:00 am-12:40 pm

1 stop6h 40m

Houston George Bush Intcntl

Sat 4/4

4:58 pm-10:01 pm

1 stop5h 03m

$449

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Tue 3/31

6:00 am-12:40 pm

1 stop6h 40m

Houston George Bush Intcntl

Sat 4/4

5:00 am-2:20 pm

2 stops9h 20m

$454

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Tue 3/31

2:51 pm-10:07 pm

2 stops7h 16m

Houston George Bush Intcntl

Sat 4/4

5:00 am-2:20 pm

2 stops9h 20m

$459

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Houston from

How to get the cheapest flight ticket from Waterloo, Iowa to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Houston George Bush Intcntl Airport?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Waterloo, Iowa according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Houston George Bush Intcntl Airport. Keep in mind that there are 3 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Waterloo, Iowa to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Waterloo, Iowa to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Waterloo, Iowa to Houston George Bush Intcntl Airport (ALO to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Waterloo, Iowa to Houston George Bush Intcntl Airport

Direct flights

None
There are no direct flights from Waterloo, Iowa to Houston George Bush Intcntl Airport. There are no popular flight routes from Waterloo, Iowa to Houston George Bush Intcntl Airport.
Search flight deals

  • How far is Waterloo to Houston George Bush Intcntl by plane?

    Waterloo and Houston George Bush Intcntl are 879.3 mi apart from one another. A reasonable flight in good conditions will take 6h 40m.

  • When did momondo last update prices for flights from Waterloo Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Waterloo Airport to Houston George Bush Intcntl Airport refresh daily.

  • How old do you have to be to fly from Waterloo Airport to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Waterloo Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Cypress
Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Waterloo to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Waterloo to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Waterloo to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Waterloo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Waterloo to Houston?

momondo provides multiple filters to help you find the best flight to Houston from Waterloo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Waterloo to Houston right now. Can momondo alert me if prices change?

Price alerts on flights to Houston from Waterloo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Houston George Bush Intcntl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 12/13
Sat 12/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Houston