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

Delta is the most popular carrier 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 43% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 7 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 May 2026, there are 3 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.

$141 Cheap Flights from Houston to Allentown in 2026

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Find the cheapest flights from Houston to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:42 am - 12:22 pm

IAH

ABE

5h 40m

1 stop

6:05 pm - 11:57 pm

ABE

IAH

6h 52m

1 stop

$299Delta

Tue, Jul 7 - Tue, Jul 14

5:29 pm - 12:21 am

IAH

ABE

5h 52m

1 stop

5:46 pm - 11:24 pm

ABE

IAH

6h 38m

1 stop

$314American Airlines

Fri, May 29 - Tue, Jun 2

3:06 pm - 12:21 am

IAH

ABE

8h 15m

1 stop

5:16 pm - 11:59 pm

ABE

IAH

7h 43m

1 stop

$319American Airlines

Tue, Jun 9 - Tue, Jun 16

2:20 pm - 10:18 pm

IAH

ABE

6h 58m

1 stop

6:23 am - 5:50 pm

ABE

IAH

12h 27m

2 stops

$324Delta

Fri, May 29 - Tue, Jun 2

5:30 pm - 12:21 am

IAH

ABE

5h 51m

1 stop

5:46 pm - 10:28 pm

ABE

IAH

5h 42m

1 stop

$329American Airlines

Fri, Jun 5 - Sat, Jun 6

5:25 pm - 12:23 am

IAH

ABE

5h 58m

1 stop

5:09 pm - 11:46 pm

ABE

IAH

7h 37m

1 stop

$334American Airlines

Thu, Jul 9 - Tue, Jul 14

5:29 pm - 12:23 am

IAH

ABE

5h 54m

1 stop

6:15 am - 11:13 am

ABE

IAH

5h 58m

1 stop

$344American Airlines

Fri, Jul 3 - Sun, Jul 5

6:00 am - 12:22 pm

HOU

ABE

5h 22m

1 stop

6:13 pm - 10:46 pm

ABE

HOU

5h 33m

1 stop

$346Delta

Sat, Aug 22 - Wed, Aug 26

5:40 am - 12:27 pm

IAH

ABE

5h 47m

1 stop

6:05 pm - 11:56 pm

ABE

IAH

6h 51m

1 stop

$346Delta

Sat, Jun 20 - Wed, Jun 24

2:20 pm - 10:18 pm

IAH

ABE

6h 58m

1 stop

6:05 pm - 11:59 pm

ABE

IAH

6h 54m

1 stop

$349Delta

Sat, May 23 - Sat, Jul 11

American Airlines flights from Houston to Allentown

Our best American Airlines deals on Houston to Allentown flight tickets

American Airlines

May 29

IAH5:29 pmHouston George Bush Intcntl

5h 52m

1 stop

ABE12:21 amAllentown-Bethlehem

Jun 2

ABE5:46 pmAllentown-Bethlehem

6h 38m

1 stop

IAH11:24 pmHouston George Bush Intcntl

$314

American Airlines

Jun 9

IAH3:06 pmHouston George Bush Intcntl

8h 15m

1 stop

ABE12:21 amAllentown-Bethlehem

Jun 16

ABE5:16 pmAllentown-Bethlehem

7h 43m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$319

American Airlines

Jun 5

IAH5:30 pmHouston George Bush Intcntl

5h 51m

1 stop

ABE12:21 amAllentown-Bethlehem

Jun 6

ABE5:46 pmAllentown-Bethlehem

5h 42m

1 stop

IAH10:28 pmHouston George Bush Intcntl

$329

Delta flights from Houston to Allentown

Our best Delta deals on Houston to Allentown flight tickets

Delta

Jul 7

IAH5:42 amHouston George Bush Intcntl

5h 40m

1 stop

ABE12:22 pmAllentown-Bethlehem

Jul 14

ABE6:05 pmAllentown-Bethlehem

6h 52m

1 stop

IAH11:57 pmHouston George Bush Intcntl

$299

Delta

May 29

IAH2:20 pmHouston George Bush Intcntl

6h 58m

1 stop

ABE10:18 pmAllentown-Bethlehem

Jun 2

ABE6:23 amAllentown-Bethlehem

12h 27m

2 stops

IAH5:50 pmHouston George Bush Intcntl

$324

Delta

Aug 22

HOU6:00 amHouston Hobby

5h 22m

1 stop

ABE12:22 pmAllentown-Bethlehem

Aug 26

ABE6:13 pmAllentown-Bethlehem

5h 33m

1 stop

HOU10:46 pmHouston Hobby

$346

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Tue 7/7

5:42 am-12:22 pm

1 stop5h 40m

Allentown-Bethlehem

Tue 7/14

6:05 pm-11:57 pm

1 stop6h 52m

$299

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Fri 5/29

5:29 pm-12:21 am

1 stop5h 52m

Allentown-Bethlehem

Tue 6/2

5:46 pm-11:24 pm

1 stop6h 38m

$314

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Tue 6/9

3:06 pm-12:21 am

1 stop8h 15m

Allentown-Bethlehem

Tue 6/16

5:16 pm-11:59 pm

1 stop7h 43m

$319

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Fri 5/29

2:20 pm-10:18 pm

1 stop6h 58m

Allentown-Bethlehem

Tue 6/2

6:23 am-5:50 pm

2 stops12h 27m

$324

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Fri 6/5

5:30 pm-12:21 am

1 stop5h 51m

Allentown-Bethlehem

Sat 6/6

5:46 pm-10:28 pm

1 stop5h 42m

$329

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Thu 7/9

5:25 pm-12:23 am

1 stop5h 58m

Allentown-Bethlehem

Tue 7/14

5:09 pm-11:46 pm

1 stop7h 37m

$334

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Fri 7/3

5:29 pm-12:23 am

1 stop5h 54m

Allentown-Bethlehem

Sun 7/5

6:15 am-11:13 am

1 stop5h 58m

$344

Quickest round-trip

HoustonAllentown

HOU - ABE

HOUABE

Houston Hobby

Sat 8/22

6:00 am-12:22 pm

1 stop5h 22m

Allentown-Bethlehem

Wed 8/26

6:13 pm-10:46 pm

1 stop5h 33m

$346

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 6/20

5:40 am-12:27 pm

1 stop5h 47m

Allentown-Bethlehem

Wed 6/24

6:05 pm-11:56 pm

1 stop6h 51m

$346

HoustonAllentown

IAH - ABE

IAHABE

Houston George Bush Intcntl

Sat 5/23

2:20 pm-10:18 pm

1 stop6h 58m

Allentown-Bethlehem

Sat 7/11

6:05 pm-11:59 pm

1 stop6h 54m

$349

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 September is, on average, the cheapest month to fly to Allentown from Houston, with most prices found around $128. If you aren’t able to travel to Allentown during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $175.

Cheap Houston to Allentown flight deals and tips

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

Fastest flight time	5h 22m
Direct flights	None

The fastest flight from Houston to Allentown takes 5h 22m

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

Search flight deals

Frequently asked questions about flying from Houston to Allentown

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 22m.
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 May 2026, there are 3 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 7.1 11,667 reviews	Search American Airlines flights
Delta	PriceFrom $269	Free Cancellation	Rating 7.9 8,451 reviews	Search Delta flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 9,699 reviews	Search United Airlines 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.