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George Bush Intcntl

$115+ Cheap flights from Allentown (ABE) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — IAH
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Allentown to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) 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 July 29, 2025.

Round-trip from

$213
(American Airlines)

One-way from

$115
(Trip.com)

Popular in

May

Cheapest in

August

Average price

$358
From Allentown-Bethlehem to Houston George Bush Intcntl
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One-way flight from Allentown-Bethlehem to Houston George Bush Intcntl
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Highest demand for flights based on searches. 12% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Allentown to George Bush Intcntl

Cheapest flights from Allentown to George Bush Intcntl
Explore the most affordable flight options available from Allentown to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/301:56 pmABE - IAH
1 stop7h 16mAmerican Airlines
Sun 8/316:11 amIAH - ABE
1 stop6h 15mAmerican Airlines
Deal found 7/28$246
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:56 pmABE - IAH
1 stop8h 04mDelta
Wed 9/34:04 pmIAH - ABE
1 stop5h 35mDelta
Deal found 7/28$253
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:00 amABE - IAH
2 stops26h 09mMultiple Airlines
Mon 10/67:31 pmIAH - ABE
2 stops18h 03mMultiple Airlines
Deal found 7/28$326
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:00 pmABE - IAH
1 stop7h 45mUnited Airlines
Thu 9/45:00 amIAH - ABE
1 stop5h 58mUnited Airlines
Deal found 7/28$349

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Allentown to Houston George Bush Intcntl Airport that are best for you.

Fly from

Allentown

Fly to

George Bush Intcntl

Route

Depart

Return

Price

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Sat 8/30

1:56 pm-10:15 pm

2 stops9h 19m

Houston George Bush Intcntl

Tue 9/2

8:41 am-6:00 pm

1 stop8h 19m

$213

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Tue 8/26

12:56 pm-8:00 pm

1 stop8h 04m

Houston George Bush Intcntl

Wed 9/3

4:04 pm-10:39 pm

1 stop5h 35m

$253

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Mon 8/25

7:00 am-8:09 am

2 stops26h 09m

Houston George Bush Intcntl

Mon 10/6

7:31 pm-2:34 pm

2 stops18h 03m

$326

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Wed 8/27

1:00 pm-7:45 pm

1 stop7h 45m

Houston George Bush Intcntl

Thu 9/4

5:00 am-11:58 am

1 stop5h 58m

$349

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Sun 8/24

4:03 pm-8:09 am

1 stop17h 06m

$115

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Thu 9/4

2:30 pm-8:00 pm

1 stop6h 30m

$265

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Sat 9/6

6:00 am-4:21 pm

2 stops11h 21m

$269

AllentownHouston

ABE - IAH

ABEIAH

Allentown-Bethlehem

Sun 8/10

6:30 am-5:17 pm

2 stops11h 47m

$1,062

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Allentown to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Allentown with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Allentown to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from Allentown to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Allentown to Houston George Bush Intcntl Airport (average of $241). Flying from Allentown to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ABE to IAH?

Find hourly flight availability from Allentown to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Allentown to Houston George Bush Intcntl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 34% on airfare.

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Allentown to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Food

7.3

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Allentown 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.

  • What airport do you fly from for flights from Allentown to Houston George Bush Intcntl?

    Located just 3.9 mi from the city center, Allentown-Bethlehem is the airport most travelers will use when flying to Houston George Bush Intcntl from Allentown. Booking flights from Allentown-Bethlehem (ABE) to Houston George Bush Intcntl should be relatively easy as there are 0 daily outbound flights to Houston George Bush Intcntl from 3 different airlines.

  • What are the cheapest airlines flying from Allentown to Houston George Bush Intcntl Airport round-trip?

    According to our current data, American Airlines ($213), Delta ($253), and United Airlines ($349) offers the cheapest pricing from Allentown to Houston George Bush Intcntl Airport. American Airlines is 45% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Allentown to Houston George Bush Intcntl Airport one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $265. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Allentown to Houston George Bush Intcntl Airport for a low price.

  • Can I find deals for flights from Allentown to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Allentown to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to George Bush Intcntl.

  • Can I find deals for business class flights from Allentown to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Allentown to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Allentown to Houston George Bush Intcntl Airport (average of $241). Flying from Allentown to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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 locations
Montgomery
Spring
Humble
Conroe
The Woodlands
Tomball
Katy
Jersey Village

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Top 3 airlines flying from Allentown to George Bush Intcntl

Discover the top 3 airlines that operate flights from Allentown to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$399FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$388FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$419FlexibilityNo cancel feeOn-time69%

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