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

What airlines fly to Allentown?

United Airlines, American Airlines and JetBlue 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 47% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 8 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 Ontario Airport to Allentown-Bethlehem Airport?

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

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.

$156 Cheap Flights from Ontario to Allentown in 2026

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.

10:49 am - 3:11 pm

ONT

ABE

25h 22m

1 stop

7:00 am - 11:50 pm

ABE

ONT

19h 50m

1 stop

$268Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

7:05 am - 5:23 pm

ONT

ABE

7h 18m

1 stop

12:56 pm - 8:05 pm

ABE

ONT

10h 09m

1 stop

$316Delta

Sat, Aug 29 - Fri, Sep 11

3:40 pm - 3:11 pm

ONT

ABE

20h 31m

2 stops

7:00 am - 11:50 pm

ABE

ONT

19h 50m

1 stop

$346Multiple Airlines

Thu, Aug 20 - Mon, Aug 24

7:05 am - 11:25 pm

ONT

ABE

13h 20m

2 stops

2:25 pm - 10:37 pm

ABE

ONT

11h 12m

2 stops

$347American Airlines

Sat, Aug 29 - Fri, Sep 11

12:19 pm - 10:16 pm

ONT

ABE

6h 57m

1 stop

6:25 am - 11:05 am

ABE

ONT

7h 40m

1 stop

$375Delta

Wed, Sep 23 - Tue, Sep 29

12:00 pm - 10:23 pm

ONT

ABE

7h 23m

1 stop

6:16 am - 10:42 am

ABE

ONT

7h 26m

1 stop

$401Delta

Thu, Aug 27 - Sun, Aug 30

7:05 am - 5:23 pm

ONT

ABE

7h 18m

1 stop

6:16 am - 10:42 am

ABE

ONT

7h 26m

1 stop

$402Delta

Sat, Aug 15 - Sat, Aug 22

7:00 am - 5:18 pm

ONT

ABE

7h 18m

1 stop

12:53 pm - 7:41 pm

ABE

ONT

9h 48m

1 stop

$427Delta

Wed, Nov 25 - Sat, Dec 5

7:00 am - 5:18 pm

ONT

ABE

7h 18m

1 stop

12:53 pm - 7:41 pm

ABE

ONT

9h 48m

1 stop

$427Delta

Mon, Nov 23 - Sat, Dec 5

7:00 am - 5:18 pm

ONT

ABE

7h 18m

1 stop

12:53 pm - 6:31 pm

ABE

ONT

8h 38m

1 stop

$434Delta

Mon, Nov 23 - Fri, Dec 4

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United Airlines flights from Ontario to Allentown

Our best United Airlines deals on Ontario to Allentown flight tickets

United Airlines

Aug 14

ONT7:13 pmOntario

11h 44m

2 stops

ABE9:57 amAllentown-Bethlehem

Aug 17

ABE5:36 pmAllentown-Bethlehem

7h 59m

1 stop

ONT10:35 pmOntario

$514

United Airlines

Aug 28

ONT7:13 pmOntario

11h 44m

2 stops

ABE9:57 amAllentown-Bethlehem

Sep 4

ABE5:36 pmAllentown-Bethlehem

7h 59m

1 stop

ONT10:35 pmOntario

$516

United Airlines

Sep 4

ONT7:13 pmOntario

11h 44m

2 stops

ABE9:57 amAllentown-Bethlehem

Sep 6

ABE5:36 pmAllentown-Bethlehem

7h 59m

1 stop

ONT10:35 pmOntario

$552

Delta flights from Ontario to Allentown

Our best Delta deals on Ontario to Allentown flight tickets

Delta

Aug 29

ONT7:05 amOntario

7h 18m

1 stop

ABE5:23 pmAllentown-Bethlehem

Sep 11

ABE12:56 pmAllentown-Bethlehem

10h 09m

1 stop

ONT8:05 pmOntario

$316

Delta

Sep 23

ONT12:19 pmOntario

6h 57m

1 stop

ABE10:16 pmAllentown-Bethlehem

Sep 29

ABE6:25 amAllentown-Bethlehem

7h 40m

1 stop

ONT11:05 amOntario

$375

Delta

Aug 27

ONT12:00 pmOntario

7h 23m

1 stop

ABE10:23 pmAllentown-Bethlehem

Aug 30

ABE6:16 amAllentown-Bethlehem

7h 26m

1 stop

ONT10:42 amOntario

$401

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Thu 8/20

10:49 am-3:11 pm

1 stop25h 22m

Allentown-Bethlehem

Mon 8/24

7:00 am-11:50 pm

1 stop19h 50m

$268

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 8/29

7:05 am-5:23 pm

1 stop7h 18m

Allentown-Bethlehem

Fri 9/11

12:56 pm-8:05 pm

1 stop10h 09m

$316

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Thu 8/20

3:40 pm-3:11 pm

2 stops20h 31m

Allentown-Bethlehem

Mon 8/24

7:00 am-11:50 pm

1 stop19h 50m

$346

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 8/29

7:05 am-11:25 pm

2 stops13h 20m

Allentown-Bethlehem

Fri 9/11

2:25 pm-10:37 pm

2 stops11h 12m

$347

Quickest round-trip

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Wed 9/23

12:19 pm-10:16 pm

1 stop6h 57m

Allentown-Bethlehem

Tue 9/29

6:25 am-11:05 am

1 stop7h 40m

$375

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Thu 8/27

12:00 pm-10:23 pm

1 stop7h 23m

Allentown-Bethlehem

Sun 8/30

6:16 am-10:42 am

1 stop7h 26m

$401

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Sat 8/15

7:05 am-5:23 pm

1 stop7h 18m

Allentown-Bethlehem

Sat 8/22

6:16 am-10:42 am

1 stop7h 26m

$402

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Wed 11/25

7:00 am-5:18 pm

1 stop7h 18m

Allentown-Bethlehem

Sat 12/5

12:53 pm-7:41 pm

1 stop9h 48m

$427

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Mon 11/23

7:00 am-5:18 pm

1 stop7h 18m

Allentown-Bethlehem

Sat 12/5

12:53 pm-7:41 pm

1 stop9h 48m

$427

OntarioAllentown

ONT - ABE

ONTABE

Ontario

Mon 11/23

7:00 am-5:18 pm

1 stop7h 18m

Allentown-Bethlehem

Fri 12/4

12:53 pm-6:31 pm

1 stop8h 38m

$434

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 month to fly to Allentown?

The month of August 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 August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on Ontario to Allentown flights?

You could potentially save up to 56% 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	7h 05m
Direct flights	None

The fastest flight from Ontario to Allentown takes 7h 05m

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 7h 05m.
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 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.

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.