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Cheap flights from Chicago (CHI) to Ontario from $77

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — YYZ
May 15 — May 221
From?
To?
Wed 5/15
Wed 5/22
1 adult, Economy
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How far in advance should I book a flight from Chicago to Region of Ontario?

To save on the cost of your flight from Chicago to Region of Ontario, book at least 40 days before your planned departure. Booking around this time can save you about 92% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $359 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $558.

What is the cheapest month to fly from Chicago to Region of Ontario?

Due to multiple factors, expect to potentially pay more when booking in September. For low rates, January can be a great choice for travel to Region of Ontario. Flights to Region of Ontario from Chicago in January are about $324 on average during January, but can be found for as low as $170.

When is the cheapest time to fly from Chicago to Region of Ontario (CHI - ON)?

When flying from Chicago 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.

Cheap United Airlines flights from Chicago to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Find some of the cheapest United Airlines flights traveling from Chicago to Ontario. Make sure to double check the flight details before booking.
Wed 6/57:10 amORD - YYZ
Nonstop1h 48mUnited Airlines
Sat 6/87:00 amYYZ - ORD
Nonstop1h 57mUnited Airlines
Deal found 5/9$292
Wed 6/57:10 amORD - YYZ
Nonstop1h 48mUnited Airlines
Sun 6/97:55 amYYZ - ORD
Nonstop1h 56mUnited Airlines
Deal found 5/8$293
Wed 5/291:12 pmORD - YYZ
1 stop5h 48mUnited Airlines
Mon 6/35:30 pmYYZ - ORD
Nonstop1h 56mUnited Airlines
Deal found 5/10$302
Sat 6/86:00 pmORD - YYZ
Nonstop1h 43mUnited Airlines
Wed 6/126:15 amYYZ - ORD
1 stop4h 28mUnited Airlines
Deal found 5/10$307
Sat 6/89:15 pmORD - YYZ
Nonstop1h 43mUnited Airlines
Sat 6/157:43 pmYYZ - ORD
1 stop4h 37mUnited Airlines
Deal found 5/9$316
Sat 5/186:01 pmORD - YYZ
Nonstop1h 42mUnited Airlines
Sun 5/199:00 amYYZ - ORD
Nonstop1h 54mUnited Airlines
Deal found 5/8$434
Mon 5/207:10 amORD - YYZ
Nonstop1h 48mUnited Airlines
Tue 5/217:59 amYYZ - ORD
Nonstop1h 59mUnited Airlines
Deal found 5/8$477
Mon 5/207:10 amORD - YYZ
Nonstop1h 48mUnited Airlines
Tue 5/217:43 pmYYZ - ORD
1 stop4h 47mUnited Airlines
Deal found 5/8$493
Fri 5/171:58 pmORD - YOW
Nonstop2h 08mUnited Airlines
Sat 6/15:26 pmYOW - ORD
Nonstop2h 25mUnited Airlines
Deal found 5/10$1,047

Cheap Air Canada flights from Chicago to Ontario

Explore cheap flight options specifically provided by Air Canada for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Some of the best deals we've found on Air Canada flights traveling from Chicago to Ontario. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 5/256:00 pmORD - YYZ
Nonstop1h 43mAir Canada
Sun 5/267:50 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 5/9$294
Sat 7/133:35 pmORD - YYZ
1 stop5h 57mAir Canada
Fri 7/195:30 pmYYZ - ORD
Nonstop1h 57mAir Canada
Deal found 5/9$297
Wed 5/298:45 amORD - YTZ
1 stop5h 04mAir Canada
Sat 6/13:20 pmYTZ - ORD
1 stop5h 56mAir Canada
Deal found 5/9$298
Wed 9/252:00 pmORD - YTZ
1 stop5h 44mAir Canada
Wed 10/29:20 amYTZ - ORD
1 stop4h 17mAir Canada
Deal found 5/9$307
Thu 5/3011:00 amORD - YYZ
Nonstop1h 45mAir Canada
Sat 6/15:30 pmYYZ - ORD
Nonstop1h 56mAir Canada
Deal found 5/8$310
Fri 5/171:00 pmORD - YYZ
Nonstop1h 43mAir Canada
Mon 5/204:00 pmYYZ - ORD
Nonstop2h 04mAir Canada
Deal found 5/9$466
Thu 5/161:00 pmORD - YYZ
Nonstop1h 43mAir Canada
Fri 5/177:50 pmYYZ - ORD
Nonstop1h 54mAir Canada
Deal found 5/10$497
Thu 5/161:58 pmORD - YTZ
1 stop5h 46mAir Canada
Sun 5/198:20 amYTZ - ORD
1 stop5h 55mAir Canada
Deal found 5/9$502
Thu 5/161:58 pmORD - YTZ
1 stop5h 46mAir Canada
Sun 5/198:20 amYTZ - ORD
1 stop5h 55mAir Canada
Deal found 5/9$514

Cheap Chicago to Ontario flights in May & June 2024

Find cheap flight options from Chicago to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Prices were last updated on May 10, 2024.
Scroll through some of the best deals on flights from Chicago to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Tue 6/186:30 amYYZ - ORD
1 stop10h 58mMultiple Airlines
Deal found 5/9$229
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Sat 6/86:30 amYYZ - ORD
1 stop17h 23mMultiple Airlines
Deal found 5/8$235
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Mon 6/106:30 amYYZ - ORD
1 stop10h 58mMultiple Airlines
Deal found 5/9$236
Thu 5/305:00 amORD - YYZ
2 stops13h 35mMultiple Airlines
Sat 6/16:30 amYYZ - ORD
1 stop11h 05mMultiple Airlines
Deal found 5/8$242
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Sat 6/86:30 amYYZ - ORD
2 stops13h 02mMultiple Airlines
Deal found 5/8$243
Fri 5/318:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 6/210:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$245
Sat 5/2512:30 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 5/268:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/8$248
Wed 6/56:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Wed 6/126:30 amYYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 5/9$248
Tue 5/285:15 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 6/59:20 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$249

Chicago to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Scroll through some of the best deals on flights from Chicago to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Tue 6/186:30 amYYZ - ORD
1 stop10h 58mMultiple Airlines
Deal found 5/9$229
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Sat 6/86:30 amYYZ - ORD
1 stop17h 23mMultiple Airlines
Deal found 5/8$235
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Mon 6/106:30 amYYZ - ORD
1 stop10h 58mMultiple Airlines
Deal found 5/9$236
Thu 5/305:00 amORD - YYZ
2 stops13h 35mMultiple Airlines
Sat 6/16:30 amYYZ - ORD
1 stop11h 05mMultiple Airlines
Deal found 5/8$242
Tue 6/46:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Sat 6/86:30 amYYZ - ORD
2 stops13h 02mMultiple Airlines
Deal found 5/8$243
Fri 5/318:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 6/210:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$245
Sat 5/2512:30 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 5/268:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/8$248
Wed 6/56:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Wed 6/126:30 amYYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 5/9$248
Thu 8/158:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 8/1810:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$249

Non-stop flights to Ontario from Chicago

Discover non-stop flight options from Chicago to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Chicago to Ontario. Search for alternative flights from Chicago to Ontario by utilizing the search form above.
Fri 5/318:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 6/210:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$245
Sat 5/2512:30 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 5/268:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/8$248
Thu 8/158:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 8/1810:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$249
Fri 8/168:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 8/199:20 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$251
Tue 6/45:15 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 6/148:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$252
Thu 6/611:25 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 6/138:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$253
Sat 6/88:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 6/128:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$254
Thu 5/308:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sat 6/110:45 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/8$257
Tue 6/45:15 pmMDW - YTZ
Nonstop1h 42mPorter Airlines
Sat 6/1510:45 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/10$260

Chicago to Ontario flights leaving soon

Find last-minute flight options from Chicago to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Consider one of these great deals we found on last-minute flights from Chicago to Ontario. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 5/1611:05 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 5/238:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$330
Fri 5/178:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 5/233:30 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$360
Thu 5/167:00 amORD - YYZ
2 stops11h 35mMultiple Airlines
Sun 5/196:30 amYYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 5/9$367
Wed 5/159:15 pmORD - YYZ
2 stops21h 20mMultiple Airlines
Tue 5/216:30 amYYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 5/9$368
Thu 5/168:00 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 5/1910:30 amYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/8$369
Thu 5/1611:05 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 5/198:50 pmYTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 5/9$378
Fri 5/173:02 pmORD - YYZ
Nonstop1h 35mAmerican Airlines
Thu 5/2311:55 amYYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 5/9$378
Fri 5/175:23 pmORD - YYZ
2 stops24h 32mMultiple Airlines
Tue 5/216:30 amYYZ - ORD
3 stops28h 44mMultiple Airlines
Deal found 5/9$382
Fri 5/176:30 amORD - YYZ
1 stop7h 29mAmerican Airlines
Thu 5/231:20 pmYYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 5/9$386

One-way flights to Ontario from Chicago

Search for one-way flight options from Chicago to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
Take a look at some of the best available options we've come across on one-way flights from Chicago to Ontario. For those needing a return trip from Chicago, there is a search form available above.
Tue 6/116:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 5/10$77
Thu 5/3011:48 amORD - YYZ
1 stop6h 47mMultiple Airlines
Deal found 5/9$79
Wed 6/126:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 5/10$84
Tue 6/116:40 pmORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 5/9$85
Tue 6/119:37 pmORD - YYZ
2 stops15h 23mMultiple Airlines
Deal found 5/10$87
Tue 6/119:37 pmORD - YYZ
2 stops15h 23mMultiple Airlines
Deal found 5/9$103
Sun 5/268:40 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 5/9$107
Tue 6/112:57 pmORD - YYZ
3 stops22h 03mMultiple Airlines
Deal found 5/10$108
Tue 6/1811:05 amMDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 5/9$111

Find flights from Chicago to Ontario within your budget

Customize your flight search to find flights from Chicago 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 2,717,708 searches. Data last updated May 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$229 - $396

Route

Depart

Return

Price

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 6/4

1 stop18h 20m

Toronto Pearson Intl

Tue 6/18

1 stop10h 58m

$229

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 6/4

1 stop18h 20m

Toronto Pearson Intl

Sat 6/8

1 stop17h 23m

$235

Chicago MidwayToronto Island

MDW - YTZ

MDWYTZ

Chicago Midway

Fri 5/31

Nonstop1h 42m

Toronto Island

Sun 6/2

Nonstop1h 47m

$245

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 6/5

Nonstop1h 48m

Toronto Pearson Intl

Sat 6/8

Nonstop1h 57m

$292

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 5/25

Nonstop1h 43m

Toronto Pearson Intl

Sun 5/26

Nonstop1h 54m

$294

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 6/15

1 stop8h 07m

Toronto Pearson Intl

Wed 6/19

Nonstop1h 55m

$311

Chicago MidwayToronto Pearson Intl

MDW - YYZ

MDWYYZ

Chicago Midway

Sun 7/14

1 stop6h 35m

Toronto Pearson Intl

Fri 7/19

1 stop5h 35m

$313

Chicago MidwayToronto Pearson Intl

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 5/30

1 stop7h 12m

Toronto Pearson Intl

Sat 6/1

1 stop15h 16m

$349

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 7/4

1 stop15h 59m

Toronto Pearson Intl

Sun 7/7

1 stop10h 55m

$396

Flights are sorted by cheapest first

Deals found on 5/9

No data available for this route at this time. Please check back soon.

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 May 10, 2024.
Read through reviews of airlines operating flights from Chicago to Ontario, such as United Airlines, Air Canada and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,768 reviews
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,589 reviews
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Aeromexico
7.6
Good
2,558 reviews
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.6
Good
2,942 reviews
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Porter Airlines
7.4
Good
424 reviews
Delta
8.1
Very good
10,768 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Overall

8.1

Boarding

8.2

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

  • Can I find flights from Chicago to Region of Ontario for under $300 on Cheapflights?

    Yes, there are multiple flights from Chicago to Region of Ontario for under $300. The cheapest flight booked recently is on Multiple Airlines for just $229, but on average you can expect to pay $248.

  • Are there nonstop flights from Chicago to Region of Ontario for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago to Region of Ontario under $300. A good price for a nonstop flight from Chicago to Region of Ontario is less than $264.

  • Are there last-minute flights available from Chicago to Region of Ontario for under $400?

    There are currently 20+ open flights from Chicago to Region of Ontario within the next 7 days for less than $400.

  • What days are nonstop flights available from Chicago to Region of Ontario?

    You can find nonstop flights on the following days: Sunday, Tuesday, Wednesday.

  • How many flights depart from Chicago to Region of Ontario on average per day?

    On average, you can expect to see 4 flights from Chicago to Region of Ontario a day.
    Morning (6am - Noon) - 75% of flight departures
    Afternoon (Noon - 6pm) - 25% of flight departures

  • How long is the flight from Chicago to Region of Ontario?

    A quick flight from Chicago to Region of Ontario can take about 1h 42m. Porter Airlines provides one of the quickest options available for as low as $245. Airlines will cover a distance of 437 mi. Generally, flights for this route are nonstop.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at $107. Air Canada flights start at $122 while deals on United Airlines start at $131 one-way.

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

    Most travelers choose Chicago O'Hare Intl - Toronto Pearson Intl, Chicago Midway - Toronto Pearson Intl or Chicago Midway - Toronto Island when deciding on the best route from Chicago to Region of Ontario.

  • What are the most popular airlines that fly from Chicago to Region of Ontario?

    American Airlines, Air Canada and Porter Airlines are the most popular airlines when flying from Chicago to Region of Ontario.

  • What are the most reliable airlines from Chicago to Region of Ontario?

    Consider Republic Airways (92%), SkyWest Airlines (92%) or United Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Region of Ontario.

  • What are the cheapest flights from Chicago to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for $122. While the most popular route (Chicago O'Hare Intl - Toronto Pearson Intl) can be booked for $229 on average our data indicates $1,915 when flying from Chicago to Region of Ontario.

  • What does ORD to YYZ mean?

    Great question - ORD to YYZ just means Chicago O'Hare Intl Airport to Toronto Pearson Intl Airport. Now you’ll know what these unique codes when you look for flights! While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF).

  • Can I find deals for flights from Chicago to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

  • Can I find deals for flights from Chicago to Ontario that allow pets onboard?

    Many airlines flying from Chicago to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Ontario?

    Yes, you can often find last-minute deals on Chicago to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Region of Ontario flight deals updated?

    The Chicago to Region of Ontario flight deals you see on this page were last updated on 5/10.

See more FAQs

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Alternative routes for Chicago to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Chicago to Ontario

Discover the top 4 airlines that operate flights from Chicago to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$118Average$448FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$133Average$585FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$135Average$282FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapest$143Average$380FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
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Search flights from Chicago to Ontario by cabin class

Find flights from Chicago to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Chicago to Ontario

Find hourly flight availability from Chicago 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 May 10, 2024.
4%of flight departuresEarly morningMidnight to 6 am
46%of flight departuresMorning6 am to noon
40%of flight departuresAfternoonNoon to 6 pm
10%of flight departuresEvening6 pm to midnight
Midnight
6 AM
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6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Ontario?

When you search for this flight from Chicago to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Ontario.

Can Cheapflights find flights from Chicago to Ontario with no change fees?

Yes, we can. To see specific flights from Chicago to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chicago to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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