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Cheap flights from Waterloo, Iowa to Houston from $344

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 2/20. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:15 pm - 11:52 pm
ALO
-
IAH
8h 37m2 stops
American Airlines Logo
6:40 pm - 11:53 pm
IAH
-
ALO
5h 13m1 stop
$344American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
3:15 pm - 11:52 pm
ALO
-
IAH
8h 37m2 stops
American Airlines Logo
5:00 am - 2:45 pm
IAH
-
ALO
9h 45m2 stops
$350American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
3:15 pm - 11:52 pm
ALO
-
IAH
8h 37m2 stops
American Airlines Logo
7:59 am - 2:45 pm
IAH
-
ALO
6h 46m1 stop
$374American Airlines
Fri, Feb 20 - Sun, Mar 1
American Airlines Logo
3:15 pm - 11:52 pm
ALO
-
IAH
8h 37m2 stops
American Airlines Logo
5:00 am - 2:45 pm
IAH
-
ALO
9h 45m2 stops
$380American Airlines
Fri, Feb 20 - Sun, Mar 1
American Airlines Logo
5:20 am - 12:22 pm
ALO
-
IAH
7h 02m1 stop
American Airlines Logo
7:59 am - 2:45 pm
IAH
-
ALO
6h 46m1 stop
$443American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
5:20 am - 12:22 pm
ALO
-
IAH
7h 02m1 stop
American Airlines Logo
6:40 pm - 11:53 pm
IAH
-
ALO
5h 13m1 stop
$474American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
5:20 am - 2:15 pm
ALO
-
IAH
8h 55m2 stops
American Airlines Logo
7:59 am - 2:45 pm
IAH
-
ALO
6h 46m1 stop
$483American Airlines
Sat, Feb 21 - Sun, Mar 1
American Airlines Logo
5:20 am - 12:22 pm
ALO
-
IAH
7h 02m1 stop
American Airlines Logo
7:59 am - 2:45 pm
IAH
-
ALO
6h 46m1 stop
$484American Airlines
Fri, Feb 20 - Sun, Mar 1
American Airlines Logo
5:20 am - 2:15 pm
ALO
-
IAH
8h 55m2 stops
American Airlines Logo
5:00 am - 2:45 pm
IAH
-
ALO
9h 45m2 stops
$489American Airlines
Sat, Feb 21 - Sun, Mar 1
American Airlines Logo
5:20 am - 5:59 pm
ALO
-
IAH
12h 39m1 stop
American Airlines Logo
7:59 am - 2:45 pm
IAH
-
ALO
6h 46m1 stop
$692American Airlines
Sat, Feb 21 - Sun, Mar 1

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
Feb 20
ALO3:15 pmWaterloo
8h 37m
2 stops
IAH11:52 pmHouston George Bush Intcntl
Feb 22
IAH6:40 pmHouston George Bush Intcntl
5h 13m
1 stop
ALO11:53 pmWaterloo
$344
American Airlines
Feb 20
ALO3:15 pmWaterloo
8h 37m
2 stops
IAH11:52 pmHouston George Bush Intcntl
Feb 22
IAH5:00 amHouston George Bush Intcntl
9h 45m
2 stops
ALO2:45 pmWaterloo
$350
American Airlines
Feb 20
ALO3:15 pmWaterloo
8h 37m
2 stops
IAH11:52 pmHouston George Bush Intcntl
Mar 1
IAH7:59 amHouston George Bush Intcntl
6h 46m
1 stop
ALO2:45 pmWaterloo
$374

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 January 11, 2026.
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

Fri 2/20

3:15 pm-11:52 pm

2 stops8h 37m

Houston George Bush Intcntl

Sun 2/22

6:40 pm-11:53 pm

1 stop5h 13m

$344

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

3:15 pm-11:52 pm

2 stops8h 37m

Houston George Bush Intcntl

Sun 2/22

5:00 am-2:45 pm

2 stops9h 45m

$350

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

3:15 pm-11:52 pm

2 stops8h 37m

Houston George Bush Intcntl

Sun 3/1

7:59 am-2:45 pm

1 stop6h 46m

$374

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

3:15 pm-11:52 pm

2 stops8h 37m

Houston George Bush Intcntl

Sun 3/1

5:00 am-2:45 pm

2 stops9h 45m

$380

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

5:20 am-12:22 pm

1 stop7h 02m

Houston George Bush Intcntl

Sun 2/22

7:59 am-2:45 pm

1 stop6h 46m

$443

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

5:20 am-12:22 pm

1 stop7h 02m

Houston George Bush Intcntl

Sun 2/22

6:40 pm-11:53 pm

1 stop5h 13m

$474

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Sat 2/21

5:20 am-2:15 pm

2 stops8h 55m

Houston George Bush Intcntl

Sun 3/1

7:59 am-2:45 pm

1 stop6h 46m

$483

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Fri 2/20

5:20 am-12:22 pm

1 stop7h 02m

Houston George Bush Intcntl

Sun 3/1

7:59 am-2:45 pm

1 stop6h 46m

$484

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Sat 2/21

5:20 am-2:15 pm

2 stops8h 55m

Houston George Bush Intcntl

Sun 3/1

5:00 am-2:45 pm

2 stops9h 45m

$489

WaterlooHouston

ALO - IAH

ALOIAH

Waterloo

Sat 2/21

5:20 am-5:59 pm

1 stop12h 39m

Houston George Bush Intcntl

Sun 3/1

7:59 am-2:45 pm

1 stop6h 46m

$692

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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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 51% 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

Fastest flight time

8h 37m

Direct flights

None
The fastest flight from Waterloo, Iowa to Houston George Bush Intcntl Airport takes 8h 37m
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 8h 37m.

  • 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.

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