$272 Cheap Flights from Houston (IAH) to Allentown (ABE)

View $272 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)

Cheap Flights from Houston to Allentown (IAH-ABE)

Prices were available within the past 7 days and start at $272 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 15 - Sat, Oct 18
IAH
Houston
ABE
Allentown
$183 Roundtrip, found 14 hours ago
$183
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Wed, Oct 15 from Houston to Allentown, returning Sat, Oct 18, priced at $183 found 14 hours ago
American Airlines
Sat, Nov 8 - Tue, Nov 11
IAH
Houston
ABE
Allentown
$193 Roundtrip, found 22 hours ago
$193
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Sat, Nov 8 from Houston to Allentown, returning Tue, Nov 11, priced at $193 found 22 hours ago
American Airlines
Sat, Sep 27 - Sat, Oct 4
IAH
Houston
ABE
Allentown
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Sep 27 from Houston to Allentown, returning Sat, Oct 4, priced at $203 found 1 hour ago
American Airlines
Fri, Oct 3 - Sat, Oct 4
IAH
Houston
ABE
Allentown
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 3 from Houston to Allentown, returning Sat, Oct 4, priced at $213 found 1 day ago
American Airlines
Fri, Oct 3 - Sat, Oct 4
IAH
Houston
ABE
Allentown
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 3 from Houston to Allentown, returning Sat, Oct 4, priced at $223 found 1 day ago
American Airlines
Tue, Sep 23 - Sat, Sep 27
IAH
Houston
ABE
Allentown
$233 Roundtrip, found 13 hours ago
$233
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Sep 23 from Houston to Allentown, returning Sat, Sep 27, priced at $233 found 13 hours ago
American Airlines
Wed, Oct 22 - Tue, Oct 28
IAH
Houston
ABE
Allentown
$236 Roundtrip, found 6 days ago
$236
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 22 from Houston to Allentown, returning Tue, Oct 28, priced at $236 found 6 days ago
Delta
Wed, Oct 1 - Sat, Oct 11
IAH
Houston
ABE
Allentown
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 1 from Houston to Allentown, returning Sat, Oct 11, priced at $237 found 1 day ago
American Airlines
Tue, Sep 16 - Tue, Sep 23
IAH
Houston
ABE
Allentown
$238 Roundtrip, found 1 hour ago
$238
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Sep 16 from Houston to Allentown, returning Tue, Sep 23, priced at $238 found 1 hour ago
United
Wed, Dec 17 - Wed, Jan 7
IAH
Houston
ABE
Allentown
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 17 from Houston to Allentown, returning Wed, Jan 7, priced at $269 found 3 days ago

Find the cheapest month to fly from Houston (IAH) to Allentown (ABE)

August is typically the cheapest month to fly

From $167 - $587 per traveler.

Graph displaying average flight prices per month

Alternative airports near Allentown

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

Select flight to Lehigh Valley Intl. ABE. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $270
ABE
Lehigh Valley Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $270
Flights from Houston (IAH) to Allentown (ABE)
Origin airport
George Bush Intercontinental
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$182
Distance
1337 mi

Houston to Allentown Flights

The cheapest times to fly from Houston to Allentown

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

 

The best time to book a flight from Houston to Allentown

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

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 Houston to Allentown in 2025. You can also book with separate airlines for your outbound and return journeys, from $272 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 Houston to Allentown 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 Houston to Allentown 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.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE) cost?
Grab a cheap one-way flight from $272 or cheap return flight from $183 from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)?
Traveling in October may help you find better deals, as it's the cheapest month for flights between IAH and ABE. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from IAH to ABE. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)?
There aren't any daily direct flights from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from IAH to ABE?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)?
Select a flight from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Allentown from George Bush Intercontinental Airport (IAH)?
If you're flying on a direct flight from George Bush Intercontinental Airport (IAH) to Allentown, Philadelphia Intl. Airport (PHL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE) last-minute?
Booking your plane ticket from IAH to ABE right before your getaway is usually more expensive. But if you're flexible with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book an IAH to ABE flight and hotel package?
Opting for an IAH to ABE flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Lehigh Valley Intl. Airport (ABE)?
In most cases, you can modify or cancel your IAH to ABE flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

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*Available to One Key members.