What airlines fly to Allentown?

United Airlines, American Airlines and Spirit Airlines are the top three most popular airlines that fly to Allentown from Ontario according to our data. United Airlines is the first choice among our users, with 38% 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 United 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 April 2026.

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.

$187 Cheap Flights from Ontario to Allentown in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $461 to $445. The lowest price recently found on this route was $297.

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Find the cheapest flights from Ontario to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 10:56 pm

ONT

ABE

7h 56m

1 stop

1:00 pm - 6:01 pm

ABE

ONT

8h 01m

1 stop

$297Delta

Thu, Aug 27 - Wed, Sep 2

10:59 pm - 12:08 pm

ONT

ABE

10h 09m

1 stop

1:00 pm - 6:01 pm

ABE

ONT

8h 01m

1 stop

$323Delta

Fri, Aug 28 - Tue, Sep 1

12:00 pm - 10:56 pm

ONT

ABE

7h 56m

1 stop

1:00 pm - 6:01 pm

ABE

ONT

8h 01m

1 stop

$343Delta

Thu, Aug 27 - Mon, Aug 31

10:59 pm - 12:08 pm

ONT

ABE

10h 09m

1 stop

1:00 pm - 6:01 pm

ABE

ONT

8h 01m

1 stop

$369Delta

Fri, Aug 28 - Mon, Aug 31

7:00 am - 12:21 am

ONT

ABE

14h 21m

2 stops

5:46 pm - 10:36 pm

ABE

ONT

7h 50m

1 stop

$400American Airlines

Sat, Jun 6 - Wed, Jun 10

10:22 am - 12:21 am

ONT

ABE

10h 59m

2 stops

5:46 pm - 10:36 pm

ABE

ONT

7h 50m

1 stop

$416American Airlines

Tue, Jun 9 - Thu, Jun 11

7:00 am - 12:21 am

ONT

ABE

14h 21m

2 stops

5:46 pm - 10:36 pm

ABE

ONT

7h 50m

1 stop

$428American Airlines

Sat, Jun 6 - Wed, Jun 10

11:50 am - 11:08 pm

ONT

ABE

8h 18m

1 stop

1:12 pm - 6:30 pm

ABE

ONT

8h 18m

1 stop

$458Delta

Mon, Jun 8 - Thu, Jun 11

7:00 am - 12:21 am

ONT

ABE

14h 21m

2 stops

5:46 pm - 10:36 pm

ABE

ONT

7h 50m

1 stop

$460American Airlines

Sat, Jun 6 - Wed, Jun 10

6:00 am - 10:56 pm

ONT

ABE

13h 56m

2 stops

1:00 pm - 6:01 pm

ABE

ONT

8h 01m

1 stop

$463Delta

Fri, Aug 28 - Tue, Sep 1

American Airlines flights from Ontario to Allentown

Our best American Airlines deals on Ontario to Allentown flight tickets

American Airlines

Jun 6

ONT7:00 amOntario

14h 21m

2 stops

ABE12:21 amAllentown-Bethlehem

Jun 10

ABE5:46 pmAllentown-Bethlehem

7h 50m

1 stop

ONT10:36 pmOntario

$400

American Airlines

Jun 9

ONT10:22 amOntario

10h 59m

2 stops

ABE12:21 amAllentown-Bethlehem

Jun 11

ABE5:46 pmAllentown-Bethlehem

7h 50m

1 stop

ONT10:36 pmOntario

$416

American Airlines

Jun 6

ONT7:00 amOntario

14h 21m

2 stops

ABE12:21 amAllentown-Bethlehem

Jun 10

ABE5:46 pmAllentown-Bethlehem

7h 50m

1 stop

ONT10:36 pmOntario

$428

United Airlines flights from Ontario to Allentown

Our best United Airlines deals on Ontario to Allentown flight tickets

United Airlines

Aug 28

ONT7:13 pmOntario

11h 53m

2 stops

ABE10:06 amAllentown-Bethlehem

Sep 1

ABE2:30 pmAllentown-Bethlehem

9h 22m

2 stops

ONT8:52 pmOntario

$489

United Airlines

May 27

ONT6:30 amOntario

7h 31m

1 stop

ABE5:01 pmAllentown-Bethlehem

Jun 3

ABE5:36 pmAllentown-Bethlehem

8h 10m

1 stop

ONT10:46 pmOntario

$541

United Airlines

Aug 18

ONT7:13 pmOntario

11h 53m

2 stops

ABE10:06 amAllentown-Bethlehem

Sep 1

ABE10:38 amAllentown-Bethlehem

10h 41m

1 stop

ONT6:19 pmOntario

$632

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Thu 8/27

12:00 pm-10:56 pm

1 stop7h 56m

Allentown-Bethlehem

Wed 9/2

1:00 pm-6:01 pm

1 stop8h 01m

$297

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Fri 8/28

10:59 pm-12:08 pm

1 stop10h 09m

Allentown-Bethlehem

Tue 9/1

1:00 pm-6:01 pm

1 stop8h 01m

$323

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Thu 8/27

12:00 pm-10:56 pm

1 stop7h 56m

Allentown-Bethlehem

Mon 8/31

1:00 pm-6:01 pm

1 stop8h 01m

$343

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Fri 8/28

10:59 pm-12:08 pm

1 stop10h 09m

Allentown-Bethlehem

Mon 8/31

1:00 pm-6:01 pm

1 stop8h 01m

$369

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 6/6

7:00 am-12:21 am

2 stops14h 21m

Allentown-Bethlehem

Wed 6/10

5:46 pm-10:36 pm

1 stop7h 50m

$400

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Tue 6/9

10:22 am-12:21 am

2 stops10h 59m

Allentown-Bethlehem

Thu 6/11

5:46 pm-10:36 pm

1 stop7h 50m

$416

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 6/6

7:00 am-12:21 am

2 stops14h 21m

Allentown-Bethlehem

Wed 6/10

5:46 pm-10:36 pm

1 stop7h 50m

$428

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Mon 6/8

11:50 am-11:08 pm

1 stop8h 18m

Allentown-Bethlehem

Thu 6/11

1:12 pm-6:30 pm

1 stop8h 18m

$458

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 6/6

7:00 am-12:21 am

2 stops14h 21m

Allentown-Bethlehem

Wed 6/10

5:46 pm-10:36 pm

1 stop7h 50m

$460

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Fri 8/28

6:00 am-10:56 pm

2 stops13h 56m

Allentown-Bethlehem

Tue 9/1

1:00 pm-6:01 pm

1 stop8h 01m

$463

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

What is the cheapest month to fly to Allentown?

The month of December is, on average, the cheapest month to fly to Allentown from Ontario, with most prices found around $0. If you aren’t able to travel to Allentown during the month of December, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $308.

Can stopping save me money on Ontario to Allentown flights?

You could potentially save up to 39% 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 56m
Direct flights	None

The fastest flight from Ontario to Allentown takes 6h 56m

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

Search flight deals

Frequently asked questions about flying from Ontario to Allentown

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 56m.
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 April 2026.
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 $308	Free Cancellation	Rating 7.9 8,467 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.