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, American Airlines and Frontier 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 62% 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 August 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.

$136 Cheap Flights from Houston to Allentown in 2026

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Find the cheapest flights from Houston to Allentown

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Cheap round-trip flights

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6:30 am - 3:41 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

8h 11m1 stop Denver Intl

6:18 pm - 3:24 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

22h 06m1 stop Fort Lauderdale

$255Multiple Airlines

Mon, Aug 31 - Mon, Aug 31

6:28 am - 2:10 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

30h 42m2 stops Atlanta Hartsfield-Jackson Orlando

8:59 pm - 9:25 amABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

13h 26m1 stop Orlando Sanford Intl

$264Multiple Airlines

Wed, Sep 9 - Fri, Sep 11

4:21 pm - 2:10 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

20h 49m1 stop Orlando

8:59 pm - 9:25 amABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

13h 26m1 stop Orlando Sanford Intl

$274Multiple Airlines

Wed, Sep 9 - Fri, Sep 11

10:20 am - 5:31 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 11m1 stop Atlanta Hartsfield-Jackson

6:03 pm - 11:55 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 52m1 stop Atlanta Hartsfield-Jackson

$309Delta

Sat, Oct 3 - Tue, Oct 20

5:39 am - 12:04 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

5h 25m1 stop Atlanta Hartsfield-Jackson

12:53 pm - 5:51 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

5h 58m1 stop Atlanta Hartsfield-Jackson

$309Delta

Sat, Nov 14 - Sat, Dec 12

4:16 pm - 11:22 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 06m1 stop Charlotte Douglas

5:14 pm - 10:29 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 15m1 stop Charlotte Douglas

$309American Airlines

Wed, Sep 30 - Sat, Oct 17

4:16 pm - 11:22 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 06m1 stop Charlotte Douglas

6:44 pm - 11:59 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 15m1 stop Chicago O'Hare Intl

$309American Airlines

Tue, Sep 29 - Sat, Oct 24

4:18 pm - 11:25 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 07m1 stop Charlotte Douglas

6:44 pm - 11:59 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 15m1 stop Chicago O'Hare Intl

$309American Airlines

Tue, Oct 13 - Sat, Oct 17

8:21 am - 5:08 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

7h 47m1 stop Chicago O'Hare Intl

5:43 pm - 12:30 amABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

7h 47m1 stop Chicago O'Hare Intl

$414United Airlines

Sat, Oct 3 - Thu, Oct 15

7:20 am - 5:00 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

8h 40m1 stop Chicago O'Hare Intl

6:15 am - 1:36 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

8h 21m1 stop Chicago O'Hare Intl

$429United Airlines

Tue, Sep 1 - Sat, Sep 5

Cheap last minute flights

Enter your travel dates to find the best prices.

10:21 am - 5:23 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 02m1 stop Atlanta Hartsfield-Jackson

6:08 pm - 11:52 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 44m1 stop Atlanta Hartsfield-Jackson

$409Delta

Wed, Aug 19 - Wed, Aug 26

2:37 pm - 10:23 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 46m1 stop Atlanta Hartsfield-Jackson

1:10 pm - 7:54 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

7h 44m1 stop Atlanta Hartsfield-Jackson

$409Delta

Tue, Aug 18 - Wed, Aug 26

10:21 am - 5:23 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 02m1 stop Atlanta Hartsfield-Jackson

6:09 pm - 11:52 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 43m1 stop Atlanta Hartsfield-Jackson

$409Delta

Wed, Aug 19 - Sat, Aug 22

4:14 pm - 11:25 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 11m1 stop Charlotte Douglas

9:36 am - 6:11 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

9h 35m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$504American Airlines

Wed, Aug 19 - Sat, Aug 22

4:14 pm - 11:25 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

6h 11m1 stop Charlotte Douglas

9:36 am - 3:45 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

7h 09m1 stop Chicago O'Hare Intl

$511American Airlines

Fri, Aug 21 - Mon, Aug 24

1:16 pm - 10:40 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

8h 24m1 stop Chicago O'Hare Intl

9:36 am - 6:44 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

10h 08m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$516American Airlines

Fri, Aug 21 - Mon, Aug 24

8:57 am - 9:07 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

11h 10m2 stops Orlando Nashville Intl

5:25 pm - 3:24 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

22h 59m1 stop Fort Lauderdale

$540Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

7:20 am - 4:56 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

8h 36m1 stop Chicago O'Hare Intl

5:36 pm - 12:27 amABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

7h 51m1 stop Chicago O'Hare Intl

$598United Airlines

Fri, Aug 21 - Wed, Aug 26

7:20 am - 4:56 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

8h 36m1 stop Chicago O'Hare Intl

5:36 pm - 10:44 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

6h 08m1 stop Chicago O'Hare Intl

$598United Airlines

Fri, Aug 21 - Tue, Aug 25

8:57 am - 9:07 pmIAH Houston George Bush Intcntl-ABE Allentown-Bethlehem

11h 10m2 stops Orlando Nashville Intl

5:25 pm - 3:24 pmABE Allentown-Bethlehem-IAH Houston George Bush Intcntl

22h 59m1 stop Fort Lauderdale

$606Multiple Airlines

Thu, Aug 20 - Fri, Aug 21

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Delta flights from Houston to Allentown

Our best Delta deals on Houston to Allentown flight tickets

Delta

Sep 29

HOU11:00 amHouston Hobby

5h 21m

1 stop

ABE5:21 pmAllentown-Bethlehem

Oct 20

ABE6:03 pmAllentown-Bethlehem

6h 00m

1 stop

HOU11:03 pmHouston Hobby

$309

Delta

Sep 29

HOU11:00 amHouston Hobby

5h 21m

1 stop

ABE5:21 pmAllentown-Bethlehem

Oct 16

ABE6:03 pmAllentown-Bethlehem

6h 00m

1 stop

HOU11:03 pmHouston Hobby

$324

Delta

Oct 13

HOU3:09 pmHouston Hobby

6h 20m

1 stop

ABE10:29 pmAllentown-Bethlehem

Oct 18

ABE6:03 pmAllentown-Bethlehem

6h 00m

1 stop

HOU11:03 pmHouston Hobby

$354

American Airlines flights from Houston to Allentown

Our best American Airlines deals on Houston to Allentown flight tickets

American Airlines

Sep 29

IAH4:16 pmHouston George Bush Intcntl

6h 06m

1 stop

ABE11:22 pmAllentown-Bethlehem

Oct 24

ABE11:48 amAllentown-Bethlehem

9h 41m

2 stops

IAH8:29 pmHouston George Bush Intcntl

$314

American Airlines

Sep 13

IAH5:24 pmHouston George Bush Intcntl

5h 56m

1 stop

ABE12:20 amAllentown-Bethlehem

Sep 19

ABE2:25 pmAllentown-Bethlehem

5h 59m

1 stop

IAH7:24 pmHouston George Bush Intcntl

$324

American Airlines

Sep 13

IAH5:24 pmHouston George Bush Intcntl

5h 56m

1 stop

ABE12:20 amAllentown-Bethlehem

Sep 19

ABE2:25 pmAllentown-Bethlehem

9h 05m

2 stops

IAH10:30 pmHouston George Bush Intcntl

$329

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Mon 8/31

6:30 am-3:41 pm

1 stop8h 11m

Allentown-Bethlehem

Mon 8/31

6:18 pm-3:24 pm

1 stop22h 06m

$255

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Wed 9/9

6:28 am-2:10 pm

2 stops30h 42m

Allentown-Bethlehem

Fri 9/11

8:59 pm-9:25 am

1 stop13h 26m

$264

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Wed 9/9

4:21 pm-2:10 pm

1 stop20h 49m

Allentown-Bethlehem

Fri 9/11

8:59 pm-9:25 am

1 stop13h 26m

$274

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Sat 10/3

10:20 am-5:31 pm

1 stop6h 11m

Allentown-Bethlehem

Tue 10/20

6:03 pm-11:55 pm

1 stop6h 52m

$309

Quickest round-trip

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Sat 11/14

5:39 am-12:04 pm

1 stop5h 25m

Allentown-Bethlehem

Sat 12/12

12:53 pm-5:51 pm

1 stop5h 58m

$309

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Wed 9/30

4:16 pm-11:22 pm

1 stop6h 06m

Allentown-Bethlehem

Sat 10/17

5:14 pm-10:29 pm

1 stop6h 15m

$309

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Tue 9/29

4:16 pm-11:22 pm

1 stop6h 06m

Allentown-Bethlehem

Sat 10/24

6:44 pm-11:59 pm

1 stop6h 15m

$309

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Tue 10/13

4:18 pm-11:25 pm

1 stop6h 07m

Allentown-Bethlehem

Sat 10/17

6:44 pm-11:59 pm

1 stop6h 15m

$309

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Sat 10/3

8:21 am-5:08 pm

1 stop7h 47m

Allentown-Bethlehem

Thu 10/15

5:43 pm-12:30 am

1 stop7h 47m

$414

HoustonAllentown

IAH Houston George Bush Intcntl - ABE Allentown-Bethlehem

IAHABE

Houston George Bush Intcntl

Tue 9/1

7:20 am-5:00 pm

1 stop8h 40m

Allentown-Bethlehem

Sat 9/5

6:15 am-1:36 pm

1 stop8h 21m

$429

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 $215. If you aren’t able to travel to Allentown during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $308.

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	4h 59m
Direct flights	None

The fastest flight from Houston to Allentown takes 4h 59m

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 4h 59m.
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 August 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 $192	Free Cancellation	Rating 7.1 11,950 reviews	Search American Airlines flights
Delta	PriceFrom $269	Free Cancellation	Rating 7.8 8,502 reviews	Search Delta flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights

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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.