$275+ Cheap flights from Waterloo, IA (ALO) to George Bush Intcntl (IAH)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
ALO — IAH
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Waterloo to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Waterloo to George Bush Intcntl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Waterloo to George Bush IntcntlExplore the most affordable flight options available from Waterloo to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from Waterloo to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:07 am -
1 stop7h 44m
Sat 10/175:23 pm -
1 stop6h 28m
Deal found 9/3![American Airlines logo]()
$479
Best flights from Waterloo to George Bush IntcntlDiscover carefully curated flight deals from Waterloo to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Waterloo to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:07 am -
1 stop7h 44m
Sat 10/175:23 pm -
1 stop6h 28m
Deal found 9/3![American Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:07 am -
1 stop7h 44m
Mon 10/267:34 am -
1 stop7h 35m
Deal found 9/7![American Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/165:00 am -
1 stop5h 14m
Sun 2/217:34 am -
1 stop7h 44m
Deal found 9/7![American Airlines logo]()
$479
Last-minute flights from Waterloo to George Bush IntcntlDiscover last-minute flight deals from Waterloo to George Bush Intcntl. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Waterloo to George Bush Intcntl. Data last updated September 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:07 am -
1 stop7h 44m
Sat 10/175:23 pm -
1 stop6h 28m
Deal found 9/3![American Airlines logo]()
$479
One-way flights from Waterloo to George Bush IntcntlSearch for one-way flight options from Waterloo to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Waterloo to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:00 am -
2 stops8h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$275
Find flight deals from Waterloo to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Waterloo (ALO) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $479 (American Airlines) |
One-way from | $275 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Waterloo to George Bush Intcntl 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, Cheapflights users made 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Waterloo to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
WaterlooHouston
ALO Waterloo - IAH Houston George Bush Intcntl
ALOIAH
Waterloo
Sun 9/27
5:00 am-1:17 pm
2 stops8h 17m
Houston George Bush Intcntl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$275
WaterlooHouston
ALO Waterloo - IAH Houston George Bush Intcntl
ALOIAH
Waterloo
Sun 10/11
6:07 am-1:51 pm
1 stop7h 44m
Houston George Bush Intcntl
Sat 10/17
5:23 pm-11:51 pm
1 stop6h 28m
$479
WaterlooHouston
ALO Waterloo - IAH Houston George Bush Intcntl
ALOIAH
Waterloo
Tue 10/20
6:07 am-1:51 pm
1 stop7h 44m
Houston George Bush Intcntl
Mon 10/26
7:34 am-3:09 pm
1 stop7h 35m
$479
WaterlooHouston
ALO Waterloo - IAH Houston George Bush Intcntl
ALOIAH
Waterloo
Tue 2/16
5:00 am-10:14 am
1 stop5h 14m
Houston George Bush Intcntl
Sun 2/21
7:34 am-3:18 pm
1 stop7h 44m
$479
Sorted by cheapest first
Compare providers for flights from Waterloo to George Bush Intcntl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Waterloo to George Bush Intcntl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Waterloo, Iowa-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Waterloo, Iowa-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Waterloo, Iowa-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Waterloo, Iowa-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Waterloo, Iowa-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Waterloo to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Waterloo with our price prediction graph.
ALO-IAH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Waterloo to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
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Tomball
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Montgomery
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