What is the cheapest airline that flies from Houston to Allentown-Bethlehem?

Delta, American Airlines, and Allegiant Air are the most popular carriers operating from Houston to Allentown-Bethlehem

What airlines fly to Allentown?

United Airlines, Spirit Airlines and American Airlines are the top three most popular airlines that fly to Allentown from Houston according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 6 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Houston to Allentown-Bethlehem Airport?

Prices for flights from Houston to Allentown-Bethlehem Airport are updated daily.

How many operators does momondo search for flights from Houston to Allentown-Bethlehem Airport?

As of November 2025, there are 2 operators available to choose from for flights from Houston to Allentown-Bethlehem Airport.

How old do you have to be to fly from Houston to Allentown-Bethlehem Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The travel and health documents you'll need for your trip to Allentown-Bethlehem Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Allentown-Bethlehem Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$79 Cheap Flights from Houston to Allentown in 2025/26

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8:23 pm - 8:58 pmIAH-ABE

23h 35m1 stop

6:57 pm - 7:54 amABE-IAH

13h 57m1 stop

$205Multiple Airlines

Find Deal

Thu, Dec 4 - Wed, Dec 10

2:23 pm - 10:47 pmIAH-ABE

7h 24m1 stop

5:58 pm - 11:58 pmABE-IAH

7h 00m1 stop

$228Delta

Find Deal

Sat, Feb 21 - Tue, Feb 24

2:23 pm - 10:47 pmIAH-ABE

7h 24m1 stop

6:28 am - 5:38 pmABE-IAH

12h 10m2 stops

$233Delta

Find Deal

Sat, Feb 21 - Tue, Feb 24

8:49 am - 10:38 pmIAH-ABE

12h 49m1 stop

6:57 pm - 1:56 pmABE-IAH

19h 59m2 stops

$238Multiple Airlines

Find Deal

Thu, Dec 4 - Wed, Dec 10

5:15 am - 1:30 pmIAH-ABE

7h 15m1 stop

5:23 pm - 11:59 pmABE-IAH

7h 36m1 stop

$243Delta

Find Deal

Thu, Nov 27 - Wed, Dec 3

2:23 pm - 10:47 pmIAH-ABE

7h 24m1 stop

12:47 pm - 11:33 pmABE-IAH

11h 46m2 stops

$248Delta

Find Deal

Sat, Feb 21 - Tue, Feb 24

6:00 am - 1:30 pmHOU-ABE

6h 30m1 stop

5:23 pm - 10:48 pmABE-HOU

6h 25m1 stop

$267Delta

Find Deal

Thu, Nov 27 - Wed, Dec 3

5:00 am - 1:30 pmIAH-ABE

7h 30m2 stops

1:48 pm - 8:09 pmABE-IAH

7h 21m1 stop

$322American Airlines

Find Deal

Sun, Dec 7 - Tue, Dec 9

5:00 am - 1:30 pmIAH-ABE

7h 30m2 stops

7:30 am - 5:36 pmABE-IAH

11h 06m2 stops

$369American Airlines

Find Deal

Sun, Dec 7 - Tue, Dec 9

8:15 am - 4:30 pmIAH-ABE

7h 15m1 stop

5:07 pm - 12:30 amABE-IAH

8h 23m1 stop

$373United Airlines

Find Deal

Tue, Dec 23 - Sat, Dec 27

American Airlines flights from Houston to Allentown

Our best American Airlines deals on Houston to Allentown flight tickets

American Airlines

Dec 7

IAH5:00 amHouston George Bush Intcntl

7h 30m

2 stops

ABE1:30 pmAllentown-Bethlehem

Dec 9

ABE1:48 pmAllentown-Bethlehem

7h 21m

1 stop

IAH8:09 pmHouston George Bush Intcntl

$322

Find similar

American Airlines

Dec 7

IAH5:00 amHouston George Bush Intcntl

7h 30m

2 stops

ABE1:30 pmAllentown-Bethlehem

Dec 9

ABE7:30 amAllentown-Bethlehem

11h 06m

2 stops

IAH5:36 pmHouston George Bush Intcntl

$369

Find similar

American Airlines

Nov 5

IAH6:16 amHouston George Bush Intcntl

5h 59m

1 stop

ABE1:15 pmAllentown-Bethlehem

Nov 10

ABE4:30 pmAllentown-Bethlehem

8h 31m

1 stop

IAH12:01 amHouston George Bush Intcntl

$380

Find similar

Delta flights from Houston to Allentown

Our best Delta deals on Houston to Allentown flight tickets

Delta

Feb 21

IAH2:23 pmHouston George Bush Intcntl

7h 24m

1 stop

ABE10:47 pmAllentown-Bethlehem

Feb 24

ABE5:58 pmAllentown-Bethlehem

7h 00m

1 stop

IAH11:58 pmHouston George Bush Intcntl

$228

Find similar

Delta

Feb 21

IAH2:23 pmHouston George Bush Intcntl

7h 24m

1 stop

ABE10:47 pmAllentown-Bethlehem

Feb 24

ABE6:28 amAllentown-Bethlehem

12h 10m

2 stops

IAH5:38 pmHouston George Bush Intcntl

$233

Find similar

Delta

Nov 27

IAH5:15 amHouston George Bush Intcntl

7h 15m

1 stop

ABE1:30 pmAllentown-Bethlehem

Dec 3

ABE5:23 pmAllentown-Bethlehem

7h 36m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$243

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Thu 12/4

8:23 pm-8:58 pm

1 stop23h 35m

Allentown-Bethlehem

Wed 12/10

6:57 pm-7:54 am

1 stop13h 57m

$205

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 2/21

2:23 pm-10:47 pm

1 stop7h 24m

Allentown-Bethlehem

Tue 2/24

5:58 pm-11:58 pm

1 stop7h 00m

$228

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 2/21

2:23 pm-10:47 pm

1 stop7h 24m

Allentown-Bethlehem

Tue 2/24

6:28 am-5:38 pm

2 stops12h 10m

$233

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Thu 12/4

8:49 am-10:38 pm

1 stop12h 49m

Allentown-Bethlehem

Wed 12/10

6:57 pm-1:56 pm

2 stops19h 59m

$238

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Thu 11/27

5:15 am-1:30 pm

1 stop7h 15m

Allentown-Bethlehem

Wed 12/3

5:23 pm-11:59 pm

1 stop7h 36m

$243

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 2/21

2:23 pm-10:47 pm

1 stop7h 24m

Allentown-Bethlehem

Tue 2/24

12:47 pm-11:33 pm

2 stops11h 46m

$248

HoustonAllentown

HOU - ABE

HOUABE

Houston Hobby

Thu 11/27

6:00 am-1:30 pm

1 stop6h 30m

Allentown-Bethlehem

Wed 12/3

5:23 pm-10:48 pm

1 stop6h 25m

$267

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sun 12/7

5:00 am-1:30 pm

2 stops7h 30m

Allentown-Bethlehem

Tue 12/9

1:48 pm-8:09 pm

1 stop7h 21m

$322

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sun 12/7

5:00 am-1:30 pm

2 stops7h 30m

Allentown-Bethlehem

Tue 12/9

7:30 am-5:36 pm

2 stops11h 06m

$369

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Tue 12/23

8:15 am-4:30 pm

1 stop7h 15m

Allentown-Bethlehem

Sat 12/27

5:07 pm-12:30 am

1 stop8h 23m

$373

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Allentown

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

Prices

Airlines

What is the cheapest month to fly to Allentown?

The month of April is, on average, the cheapest month to fly to Allentown from Houston, with most prices found around $212. If you aren’t able to travel to Allentown during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $258.

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from Houston to Allentown is on a Wednesday when prices can be found for as low as $333. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Tuesday is $543.

What is the cheapest time of day to depart on your flight to Allentown?

In the morning is the cheapest time of day to fly from Houston to Allentown when you can find flight prices for as low as $348. Flying to Allentown in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $393.

Cheap Houston to Allentown flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Allentown

Direct flights	None

There are no direct flights from Houston to Allentown. There are no popular flight routes from Houston to Allentown.

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How far is Houston to Allentown-Bethlehem by plane?
A flight from Houston to Allentown-Bethlehem will travel around 1344.6 mi. By plane, this route typically takes 4h 56m.
When did momondo last update prices for flights from Houston to Allentown-Bethlehem Airport?
Prices for flights from Houston to Allentown-Bethlehem Airport are updated daily.
How many operators does momondo search for flights from Houston to Allentown-Bethlehem Airport?
As of November 2025, there are 2 operators available to choose from for flights from Houston to Allentown-Bethlehem Airport.
How old do you have to be to fly from Houston to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The travel and health documents you'll need for your trip to Allentown-Bethlehem Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Allentown-Bethlehem Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Allentown

Compare and see reviews for airlines that fly from Houston to Allentown with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $173	Free Cancellation	Rating 7.2 11,038 reviews		Search American Airlines flights
Delta	PriceFrom $252	Free Cancellation	Rating 7.9 8,002 reviews		Search Delta flights

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from Houston.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Allentown.

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

Price alerts on flights to Allentown from Houston 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.