What airlines fly to Allentown?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Allentown from Ontario according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 10 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

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

Delta and American Airlines are the most popular carriers operating from Ontario to Allentown-Bethlehem

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

Prices for flights from Ontario Airport to Allentown-Bethlehem Airport are refreshed on a daily basis.

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

The number of operators available for flights from Ontario Airport to Allentown-Bethlehem Airport is 1 as of December 2025.

How old do you have to be to fly from Ontario Airport 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 Ontario Airport to Allentown-Bethlehem Airport.

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

The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$151 Cheap Flights from Ontario to Allentown in 2025/26

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Find the cheapest flights from Ontario to New York

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Cheap round-trip flights

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12:00 pm - 10:56 pm

ONT

ABE

7h 56m1 stop

1:00 pm - 6:15 pm

ABE

ONT

8h 15m1 stop

$478Delta

Mon, May 18 - Wed, May 20

6:39 pm - 10:41 am

ONT

ABE

13h 02m2 stops

11:30 am - 8:58 pm

ABE

ONT

12h 28m2 stops

$509United Airlines

Fri, Jan 30 - Mon, Feb 2

12:00 pm - 10:56 pm

ONT

ABE

7h 56m1 stop

6:30 am - 11:20 am

ABE

ONT

7h 50m1 stop

$528Delta

Mon, May 4 - Wed, May 6

5:05 am - 9:05 pm

ONT

ABE

13h 00m2 stops

11:30 am - 10:53 pm

ABE

ONT

14h 23m2 stops

$549United Airlines

Sat, Jan 17 - Wed, Jan 21

5:05 am - 10:41 am

ONT

ABE

50h 36m3 stops

6:15 am - 12:47 pm

ABE

ONT

9h 32m2 stops

$666United Airlines

Sat, Jan 17 - Wed, Jan 21

11:05 am - 10:46 pm

ONT

ABE

8h 41m1 stop

6:28 am - 11:31 am

ABE

ONT

8h 03m1 stop

$784Delta

Sun, Jan 4 - Sun, Jan 11

7:18 pm - 11:20 am

ONT

ABE

13h 02m2 stops

6:04 am - 4:07 pm

ABE

ONT

13h 03m2 stops

$897American Airlines

Sat, Dec 20 - Tue, Dec 30

10:40 pm - 11:20 am

ONT

ABE

9h 40m1 stop

11:50 am - 7:07 pm

ABE

ONT

10h 17m2 stops

$913American Airlines

Sun, Dec 21 - Sun, Jan 4

7:18 pm - 11:20 am

ONT

ABE

13h 02m2 stops

11:50 am - 7:07 pm

ABE

ONT

10h 17m2 stops

$918American Airlines

Sat, Dec 20 - Sun, Jan 4

11:59 pm - 4:33 pm

ONT

ABE

13h 34m2 stops

6:04 am - 8:58 pm

ABE

ONT

17h 54m1 stop

$926American Airlines

Sat, Dec 20 - Tue, Dec 30

United Airlines flights from Ontario to Allentown

Our best United Airlines deals on Ontario to Allentown flight tickets

United Airlines

Jan 30

ONT6:39 pmOntario

13h 02m

2 stops

ABE10:41 amAllentown-Bethlehem

Feb 2

ABE11:30 amAllentown-Bethlehem

12h 28m

2 stops

ONT8:58 pmOntario

$509

Find similar

United Airlines

Jan 17

ONT5:05 amOntario

13h 00m

2 stops

ABE9:05 pmAllentown-Bethlehem

Jan 21

ABE11:30 amAllentown-Bethlehem

14h 23m

2 stops

ONT10:53 pmOntario

$549

Find similar

United Airlines

Jan 17

ONT5:05 amOntario

50h 36m

3 stops

ABE10:41 amAllentown-Bethlehem

Jan 21

ABE6:15 amAllentown-Bethlehem

9h 32m

2 stops

ONT12:47 pmOntario

$666

Find similar

American Airlines flights from Ontario to Allentown

Our best American Airlines deals on Ontario to Allentown flight tickets

American Airlines

Dec 20

ONT7:18 pmOntario

13h 02m

2 stops

ABE11:20 amAllentown-Bethlehem

Dec 30

ABE6:04 amAllentown-Bethlehem

13h 03m

2 stops

ONT4:07 pmOntario

$897

Find similar

American Airlines

Dec 21

ONT10:40 pmOntario

9h 40m

1 stop

ABE11:20 amAllentown-Bethlehem

Jan 4

ABE11:50 amAllentown-Bethlehem

10h 17m

2 stops

ONT7:07 pmOntario

$913

Find similar

American Airlines

Dec 20

ONT7:18 pmOntario

13h 02m

2 stops

ABE11:20 amAllentown-Bethlehem

Jan 4

ABE11:50 amAllentown-Bethlehem

10h 17m

2 stops

ONT7:07 pmOntario

$918

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Mon 5/18

12:00 pm-10:56 pm

1 stop7h 56m

Allentown-Bethlehem

Wed 5/20

1:00 pm-6:15 pm

1 stop8h 15m

$478

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Fri 1/30

6:39 pm-10:41 am

2 stops13h 02m

Allentown-Bethlehem

Mon 2/2

11:30 am-8:58 pm

2 stops12h 28m

$509

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Mon 5/4

12:00 pm-10:56 pm

1 stop7h 56m

Allentown-Bethlehem

Wed 5/6

6:30 am-11:20 am

1 stop7h 50m

$528

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 1/17

5:05 am-9:05 pm

2 stops13h 00m

Allentown-Bethlehem

Wed 1/21

11:30 am-10:53 pm

2 stops14h 23m

$549

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 1/17

5:05 am-10:41 am

3 stops50h 36m

Allentown-Bethlehem

Wed 1/21

6:15 am-12:47 pm

2 stops9h 32m

$666

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sun 1/4

11:05 am-10:46 pm

1 stop8h 41m

Allentown-Bethlehem

Sun 1/11

6:28 am-11:31 am

1 stop8h 03m

$784

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 12/20

7:18 pm-11:20 am

2 stops13h 02m

Allentown-Bethlehem

Tue 12/30

6:04 am-4:07 pm

2 stops13h 03m

$897

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sun 12/21

10:40 pm-11:20 am

1 stop9h 40m

Allentown-Bethlehem

Sun 1/4

11:50 am-7:07 pm

2 stops10h 17m

$913

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 12/20

7:18 pm-11:20 am

2 stops13h 02m

Allentown-Bethlehem

Sun 1/4

11:50 am-7:07 pm

2 stops10h 17m

$918

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 12/20

11:59 pm-4:33 pm

2 stops13h 34m

Allentown-Bethlehem

Tue 12/30

6:04 am-8:58 pm

1 stop17h 54m

$926

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 Ontario 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 day to depart on your flight to Allentown?

The cheapest day to depart from Ontario to Allentown is on a Saturday when prices can be found for as low as $403. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Friday is $468.

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

In the afternoon is the cheapest time of day to fly from Ontario to Allentown when you can find flight prices for as low as $288. Flying to Allentown in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $450.

Can stopping save me money on Ontario to Allentown flights?

You could potentially save up to 63% on your flight if you consider stops on a Ontario to Allentown flight.

When to book flights from Ontario to Allentown

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Allentown according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Allentown (ONT to ABE) flight deals and tips

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

Fastest flight time	6h 59m
Direct flights	None

The fastest flight from Ontario to Allentown takes 6h 59m

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

Search flight deals

How far is Ontario to Allentown-Bethlehem by plane?
Ontario and Allentown-Bethlehem are 2336.4 mi apart from one another. In terms of flight time, this usually takes a little over 6h 59m.
When did momondo last update prices for flights from Ontario Airport to Allentown-Bethlehem Airport?
Prices for flights from Ontario Airport to Allentown-Bethlehem Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Allentown-Bethlehem Airport?
The number of operators available for flights from Ontario Airport to Allentown-Bethlehem Airport is 1 as of December 2025.
How old do you have to be to fly from Ontario Airport 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 Ontario Airport to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Allentown?
momondo data reveals that the most frequently booked airline on the route from Ontario to Allentown is Delta, representing 100% of all bookings.

Best airlines flying from Ontario to Allentown

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $373	Free Cancellation	Rating 7.9 8,007 reviews		Search Delta flights

Lehighton

Why use momondo?

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

It is quick and easy to find Ontario to Allentown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Allentown that suits you.

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

All flight searches from Ontario to Allentown on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Ontario and Allentown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Allentown, momondo offers a useful price alert feature which will track prices for flights to Allentown from Ontario and alert you when they change.