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

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

What airlines fly to Allentown?

Spirit Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to Allentown from Houston according to our data. Spirit Airlines is the first choice among our users, with 39% 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 September 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

Q: What is the typical price of a round-trip flight between Houston and Allentown?

Prices are currently typical for flights on this route. Typical prices usually range from $215 to $410. The lowest price recently found on this route was $269.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Houston to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

5:30 am - 12:06 pmIAH-ABE

5h 36m1 stop

6:00 pm - 11:59 pmABE-IAH

6h 59m1 stop

$269Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

10:45 am - 10:52 pmIAH-ABE

11h 07m2 stops

5:40 pm - 11:59 pmABE-IAH

7h 19m1 stop

$274Delta

Find Deal

Sat, Feb 21 - Tue, Feb 24

6:00 am - 12:06 pmHOU-ABE

5h 06m1 stop

6:00 pm - 11:00 pmABE-HOU

6h 00m1 stop

$280Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

3:40 pm - 10:52 pmIAH-ABE

6h 12m1 stop

5:40 pm - 11:59 pmABE-IAH

7h 19m1 stop

$284Delta

Find Deal

Sat, Feb 21 - Tue, Feb 24

7:57 pm - 12:17 pmIAH-ABE

15h 20m1 stop

3:01 pm - 8:55 amABE-IAH

18h 54m1 stop

$319

Find Deal

Sun, Oct 12 - Sun, Oct 19

7:42 am - 6:01 pmIAH-ABE

9h 19m2 stops

1:56 pm - 10:07 pmABE-IAH

9h 11m2 stops

$326American Airlines

Find Deal

Sat, Oct 4 - Sat, Oct 11

9:54 pm - 9:26 amIAH-ABE

34h 32m2 stops

3:01 pm - 8:55 amABE-IAH

18h 54m1 stop

$327

Find Deal

Sun, Oct 12 - Sun, Oct 19

2:53 pm - 11:29 pmIAH-ABE

7h 36m1 stop

11:50 am - 5:30 pmABE-IAH

6h 40m1 stop

$336American Airlines

Find Deal

Wed, Dec 24 - Thu, Jan 1

2:20 pm - 9:54 pmIAH-ABE

6h 34m1 stop

6:30 am - 11:53 amABE-IAH

6h 23m1 stop

$661United Airlines

Find Deal

Mon, Sep 29 - Fri, Oct 3

11:55 am - 9:54 pmIAH-ABE

8h 59m2 stops

6:30 am - 3:09 pmABE-IAH

9h 39m2 stops

$1,121United Airlines

Find Deal

Mon, Oct 20 - Thu, Oct 23

Delta flights from Houston to Allentown

Our best Delta deals on Houston to Allentown flight tickets

Delta

Oct 14

IAH5:30 amHouston George Bush Intcntl

5h 36m

1 stop

ABE12:06 pmAllentown-Bethlehem

Oct 21

ABE6:00 pmAllentown-Bethlehem

6h 59m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$269

Find similar

Delta

Feb 21

IAH10:45 amHouston George Bush Intcntl

11h 07m

2 stops

ABE10:52 pmAllentown-Bethlehem

Feb 24

ABE5:40 pmAllentown-Bethlehem

7h 19m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$274

Find similar

Delta

Oct 14

HOU6:00 amHouston Hobby

5h 06m

1 stop

ABE12:06 pmAllentown-Bethlehem

Oct 21

ABE6:00 pmAllentown-Bethlehem

6h 00m

1 stop

HOU11:00 pmHouston Hobby

$280

Find similar

American Airlines flights from Houston to Allentown

Our best American Airlines deals on Houston to Allentown flight tickets

American Airlines

Oct 4

IAH7:42 amHouston George Bush Intcntl

9h 19m

2 stops

ABE6:01 pmAllentown-Bethlehem

Oct 11

ABE1:56 pmAllentown-Bethlehem

9h 11m

2 stops

IAH10:07 pmHouston George Bush Intcntl

$326

Find similar

American Airlines

Dec 24

IAH2:53 pmHouston George Bush Intcntl

7h 36m

1 stop

ABE11:29 pmAllentown-Bethlehem

Jan 1

ABE11:50 amAllentown-Bethlehem

6h 40m

1 stop

IAH5:30 pmHouston George Bush Intcntl

$336

Find similar

American Airlines

Dec 24

IAH2:53 pmHouston George Bush Intcntl

7h 36m

1 stop

ABE11:29 pmAllentown-Bethlehem

Jan 1

ABE11:50 amAllentown-Bethlehem

11h 07m

2 stops

IAH9:57 pmHouston George Bush Intcntl

$341

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Tue 10/14

5:30 am-12:06 pm

1 stop5h 36m

Allentown-Bethlehem

Tue 10/21

6:00 pm-11:59 pm

1 stop6h 59m

$269

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 2/21

10:45 am-10:52 pm

2 stops11h 07m

Allentown-Bethlehem

Tue 2/24

5:40 pm-11:59 pm

1 stop7h 19m

$274

HoustonAllentown

HOU - ABE

HOUABE

Houston Hobby

Tue 10/14

6:00 am-12:06 pm

1 stop5h 06m

Allentown-Bethlehem

Tue 10/21

6:00 pm-11:00 pm

1 stop6h 00m

$280

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 2/21

3:40 pm-10:52 pm

1 stop6h 12m

Allentown-Bethlehem

Tue 2/24

5:40 pm-11:59 pm

1 stop7h 19m

$284

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sun 10/12

7:57 pm-12:17 pm

1 stop15h 20m

Allentown-Bethlehem

Sun 10/19

3:01 pm-8:55 am

1 stop18h 54m

$319

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 10/4

7:42 am-6:01 pm

2 stops9h 19m

Allentown-Bethlehem

Sat 10/11

1:56 pm-10:07 pm

2 stops9h 11m

$326

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sun 10/12

9:54 pm-9:26 am

2 stops34h 32m

Allentown-Bethlehem

Sun 10/19

3:01 pm-8:55 am

1 stop18h 54m

$327

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Wed 12/24

2:53 pm-11:29 pm

1 stop7h 36m

Allentown-Bethlehem

Thu 1/1

11:50 am-5:30 pm

1 stop6h 40m

$336

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Mon 9/29

2:20 pm-9:54 pm

1 stop6h 34m

Allentown-Bethlehem

Fri 10/3

6:30 am-11:53 am

1 stop6h 23m

$661

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Mon 10/20

11:55 am-9:54 pm

2 stops8h 59m

Allentown-Bethlehem

Thu 10/23

6:30 am-3:09 pm

2 stops9h 39m

$1,121

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 typical price of a round-trip flight between Houston and Allentown?

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.

Search flight deals

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 5h 04m.
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 September 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 10,000 reviews		Search American Airlines flights
Delta	PriceFrom $252	Free Cancellation	Rating 7.9 7,954 reviews		Search Delta flights

Lehighton

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.