HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$351+ Cheap flights from Allentown (ABE) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — YYZ
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Allentown to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Allentown to Ontario

Keep the following information in mind while searching for Allentown to Ontario flight deals. Data was last updated July 30, 2025.

Round-trip from

$404
(Kiwi.com)

One-way from

$351
(Kiwi.com)
From Allentown-Bethlehem to Ontario
Search Deals
One-way flight from Allentown-Bethlehem to Ontario
Search Deals

Find flight deals from Allentown to Ontario

Cheapest flights from Allentown to Ontario
Explore the most affordable flight options available from Allentown to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/911:45 amABE - YOW
2 stops20h 14mMultiple Airlines
Tue 9/164:25 pmYOW - ABE
1 stop16h 30mMultiple Airlines
Deal found 7/29$404
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:46 amABE - YYZ
1 stop9h 21mMultiple Airlines
Sun 9/217:15 amYYZ - ABE
2 stops15h 23mMultiple Airlines
Deal found 7/29$428
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/131:00 pmABE - YYZ
1 stop10h 58mUnited Airlines
Sat 9/207:00 amYYZ - ABE
1 stop9h 53mUnited Airlines
Deal found 7/30$570
This United deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:28 pmABE - YUL
1 stop18h 29mMultiple Airlines
Fri 9/268:20 amYUL - ABE
1 stop26h 18mMultiple Airlines
Deal found 7/30$619
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:28 pmABE - YUL
2 stops25h 41mUnited Airlines
Fri 9/264:40 pmYUL - ABE
2 stops17h 58mUnited Airlines
Deal found 7/30$669
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:00 amABE - YYZ
2 stops10h 35mAmerican Airlines
Sat 8/2311:00 amYYZ - ABE
2 stops8h 05mAmerican Airlines
Deal found 7/29$737
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:28 pmABE - YOW
1 stop23h 38mUnited Airlines
Tue 9/166:33 amYOW - ABE
1 stop15h 21mUnited Airlines
Deal found 7/29$749
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:35 pmABE - YUL
2 stops15h 11mAmerican Airlines
Sat 9/2010:34 amYUL - ABE
2 stops11h 55mAmerican Airlines
Deal found 7/30$771
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1912:56 pmABE - YUL
1 stop10h 57mDelta
Mon 8/257:00 amYUL - ABE
1 stop10h 34mDelta
Deal found 7/29$992
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:46 pmABE - YYZ
1 stop9h 09mDelta
Mon 10/131:20 pmYYZ - ABE
1 stop8h 55mDelta
Deal found 7/30$1,050
This WestJet deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:56 pmABE - YUL
1 stop22h 41mWestJet
Fri 8/1512:47 pmYUL - ABE
1 stop10h 10mWestJet
Deal found 7/29$1,563

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Allentown to Ontario that are best for you.

Fly from

Allentown

Fly to

Ontario

Route

Depart

Return

Price

AllentownOttawa

ABE - YOW

ABEYOW

Allentown-Bethlehem

Tue 9/9

11:45 am-7:59 am

2 stops20h 14m

Ottawa

Tue 9/16

4:25 pm-8:55 am

1 stop16h 30m

$404

AllentownToronto

ABE - YYZ

ABEYYZ

Allentown-Bethlehem

Thu 9/18

11:46 am-9:07 pm

1 stop9h 21m

Toronto Pearson Intl

Sun 9/21

7:15 am-10:38 pm

2 stops15h 23m

$428

AllentownToronto

ABE - YYZ

ABEYYZ

Allentown-Bethlehem

Sat 9/13

1:00 pm-11:58 pm

1 stop10h 58m

Toronto Pearson Intl

Sat 9/20

7:00 am-4:53 pm

1 stop9h 53m

$570

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sat 9/20

5:28 pm-11:57 am

1 stop18h 29m

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

8:20 am-10:38 am

1 stop26h 18m

$619

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sat 9/20

5:28 pm-7:09 pm

2 stops25h 41m

Montreal Pierre Elliott Trudeau Intl

Fri 9/26

4:40 pm-10:38 am

2 stops17h 58m

$669

AllentownToronto

ABE - YYZ

ABEYYZ

Allentown-Bethlehem

Tue 8/19

6:00 am-4:35 pm

2 stops10h 35m

Toronto Pearson Intl

Sat 8/23

11:00 am-7:05 pm

2 stops8h 05m

$737

AllentownOttawa

ABE - YOW

ABEYOW

Allentown-Bethlehem

Tue 9/9

5:28 pm-5:06 pm

1 stop23h 38m

Ottawa

Tue 9/16

6:33 am-9:54 pm

1 stop15h 21m

$749

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Sat 9/13

6:35 pm-9:46 am

2 stops15h 11m

Montreal Pierre Elliott Trudeau Intl

Sat 9/20

10:34 am-10:29 pm

2 stops11h 55m

$771

AllentownMontreal

ABE - YUL

ABEYUL

Allentown-Bethlehem

Tue 8/19

12:56 pm-11:53 pm

1 stop10h 57m

Montreal Pierre Elliott Trudeau Intl

Mon 8/25

7:00 am-5:34 pm

1 stop10h 34m

$992

AllentownToronto

ABE - YYZ

ABEYYZ

Allentown-Bethlehem

Fri 10/10

12:46 pm-9:55 pm

1 stop9h 09m

Toronto Pearson Intl

Mon 10/13

1:20 pm-10:15 pm

1 stop8h 55m

$1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 16 results
1
2

Best time to book a flight from Allentown to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Allentown with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Allentown to Ontario

What is the cheapest month to book a flight from Allentown to Region of Ontario?

Currently, January is the cheapest month in which you can book a flight from Allentown to Region of Ontario (average of $243). Flying from Allentown to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ABE to ON?

Find hourly flight availability from Allentown to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Allentown to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Allentown to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,975 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Allentown to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Allentown to Ontario?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Ontario.

  • What are the cheapest airlines to fly from Allentown to Region of Ontario one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $393. Users have also found prices from $412 and $920 on United Airlines and WestJet, respectively.

  • What are the most popular routes from Allentown to Region of Ontario?

    When deciding which route to take from Allentown to Region of Ontario consider Allentown-Bethlehem - Toronto Pearson Intl, Allentown-Bethlehem - Montreal Pierre Elliott Trudeau Intl or Allentown-Bethlehem - Ottawa as they are the most popular.

  • Can I find deals for flights from Allentown to Ontario that include hotel bookings?

    Yes. In addition to deals on Allentown to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Ontario.

  • Can I find deals for business class flights from Allentown to Ontario?

    Yes. Cheapflights offers flight deals from Allentown to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Allentown to Region of Ontario (average of $243). Flying from Allentown to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Allentown to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
Newark to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Reagan-National to Pearson Intl flights
Newark to Vancouver Intl flights
Dulles Intl to Pearson Intl flights
John F Kennedy Intl to Calgary flights
Newark to Calgary flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Dulles Intl to Vancouver Intl flights
LaGuardia to Vancouver Intl flights
John F Kennedy Intl to Toronto Island flights
Philadelphia to Pearson Intl flights
Newark to Québec City flights
LaGuardia to Calgary flights
Philadelphia to Pierre Elliott Trudeau Intl flights
LaGuardia to Toronto Island flights
Dulles Intl to Calgary flights
Reagan-National to Vancouver Intl flights
Newark to Halifax flights
John F Kennedy Intl to Québec City flights
John F Kennedy Intl to Abbotsford flights
Philadelphia to Vancouver Intl flights
John F Kennedy Intl to Halifax flights
Philadelphia to Toronto Island flights
John F Kennedy Intl to Hamilton flights
Newark to Ottawa flights
Pittsburgh to Pierre Elliott Trudeau Intl flights
Dulles Intl to Halifax flights
LaGuardia to Halifax flights
LaGuardia to Québec City flights
Reagan-National to Calgary flights
Philadelphia to Halifax flights
Philadelphia to Calgary flights
Dulles Intl to Québec City flights
Newark to Abbotsford flights
Pittsburgh to Pearson Intl flights
LaGuardia to Abbotsford flights
Reagan-National to Halifax flights
Reagan-National to Québec City flights
Philadelphia to Québec City flights
Reagan-National to Toronto Island flights
John F Kennedy Intl to Edmonton flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.