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$95+ Cheap flights from Connecticut to Ontario (ONT)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — ONT
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Connecticut to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Connecticut (USCT) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Connecticut to Ontario

Cheapest flights from Connecticut to Ontario
Explore the most affordable flight options available from Connecticut to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:00 pmLGA - ONT
1 stop12h 56mFrontier
Sat 12/76:45 amONT - LGA
2 stops11h 14mFrontier
Deal found 11/19$184
This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/137:59 amJFK - ONT
1 stop10h 07mFrontier
Fri 1/246:47 pmONT - JFK
1 stop8h 43mFrontier
Deal found 11/19$188
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 12/65:00 pmJFK - ONT
1 stop8h 03mAmerican Airlines
Tue 12/1012:50 pmONT - JFK
1 stop7h 28mAmerican Airlines
Deal found 11/19$266
This Delta deal was found by Cheapflights users on 11/20. 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 12/66:00 pmLGA - ONT
1 stop8h 16mDelta
Tue 12/1010:00 pmONT - LGA
1 stop7h 44mDelta
Deal found 11/20$276
This Delta deal was found by Cheapflights users on 11/19. 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 12/66:48 pmEWR - ONT
1 stop8h 26mDelta
Tue 12/1010:00 pmONT - EWR
1 stop8h 15mDelta
Deal found 11/19$276
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 11/2012:57 pmLGA - ONT
1 stop10h 39mAmerican Airlines
Tue 12/1710:42 amONT - LGA
1 stop8h 28mAmerican Airlines
Deal found 11/19$302
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/126:25 amEWR - ONT
1 stop8h 35mAmerican Airlines
Sun 12/157:30 pmONT - EWR
1 stop7h 14mAmerican Airlines
Deal found 11/19$307
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/107:45 amEWR - ONT
1 stop9h 48mUnited Airlines
Tue 12/176:10 amONT - EWR
1 stop8h 46mUnited Airlines
Deal found 11/20$343
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/123:08 pmPVD - ONT
1 stop8h 32mAmerican Airlines
Sat 12/146:20 amONT - PVD
1 stop7h 07mAmerican Airlines
Deal found 11/19$368
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/71:15 pmLGA - ONT
2 stops13h 43mUnited Airlines
Wed 12/111:40 pmONT - LGA
1 stop6h 47mUnited Airlines
Deal found 11/20$377
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 11/204:40 pmJFK - ONT
1 stop10h 13mDelta
Tue 12/1712:11 pmONT - JFK
1 stop8h 55mDelta
Deal found 11/20$398
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/139:30 amJFK - ONT
2 stops28h 06mAlaska Airlines
Sun 12/157:00 amONT - JFK
1 stop29h 30mAlaska Airlines
Deal found 11/19$399

Find flights from Connecticut to Ontario within your budget

Customize your flight search to find flights from Connecticut 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Wed 12/4

10:00 pm-7:56 am

1 stop12h 56m

Ontario

Sat 12/7

6:45 am-8:59 pm

2 stops11h 14m

$184

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Tue 1/21

7:59 am-11:43 am

1 stop30h 44m

Ontario

Sun 1/26

8:01 am-6:30 am

1 stop19h 29m

$186

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 2/26

7:59 am-3:19 pm

1 stop10h 20m

Ontario

Tue 3/4

6:00 am-7:29 pm

1 stop10h 29m

$197

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Sat 2/1

6:00 am-1:51 pm

1 stop10h 51m

Ontario

Wed 2/5

10:56 am-9:04 pm

1 stop7h 08m

$214

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Sat 1/11

2:00 pm-9:57 pm

1 stop10h 57m

Ontario

Sat 1/18

6:00 am-4:26 pm

1 stop7h 26m

$242

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 2/5

11:30 am-8:13 pm

1 stop11h 43m

Ontario

Sun 2/9

6:00 am-5:59 pm

1 stop8h 59m

$245

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Fri 1/10

6:30 am-11:58 am

1 stop8h 28m

Ontario

Wed 1/22

6:10 am-9:29 pm

2 stops12h 19m

$250

NewarkOntario

EWR - ONT

EWRONT

Newark

Tue 1/7

6:24 am-11:58 am

1 stop8h 34m

Ontario

Wed 1/15

6:00 am-7:20 pm

1 stop10h 20m

$256

NewarkOntario

EWR - ONT

EWRONT

Newark

Mon 1/13

2:12 pm-9:57 pm

1 stop10h 45m

Ontario

Wed 1/22

6:15 am-5:15 pm

1 stop8h 00m

$262

NewarkOntario

EWR - ONT

EWRONT

Newark

Thu 1/23

3:29 pm-10:39 pm

1 stop10h 10m

Ontario

Sun 1/26

6:00 am-2:29 pm

1 stop29h 29m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 54 results
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Best time to book a flight from Connecticut to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Connecticut 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.

Travel insights for flights from Connecticut to Ontario

Get recent, data-driven insights about flights from Connecticut to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Connecticut to Ontario?

Currently, September is the cheapest month in which you can book a flight from Connecticut to Ontario (average of $236). Flying from Connecticut to Ontario in December is currently the most expensive (average of $298). 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 CT to ONT?

Find hourly flight availability from Connecticut 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 November 20, 2024.

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

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 November 20, 2024.
Peruse reviews from past customers who have flown with American Airlines, Delta and Frontier from Connecticut to Ontario to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Food

7.2

Overall

8.1

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Connecticut 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 into for flights to Ontario from Connecticut?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Connecticut.

  • What are the cheapest airlines to fly from Connecticut to Ontario one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $95. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Connecticut to Ontario for a low price.

  • What are the most popular routes from Connecticut to Ontario?

    Most travelers choose Newark - Ontario, New York John F Kennedy Intl - Ontario or New York LaGuardia - Ontario when deciding on the best route from Connecticut to Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Connecticut 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 Connecticut to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Connecticut to Ontario (average of $236). Flying from Connecticut to Ontario in December is currently the most expensive (average of $298). 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.

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Alternative routes for Connecticut 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 Connecticut to Ontario

Discover the top 4 airlines that operate flights from Connecticut 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$335Average$561FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$547FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$343Average$436FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$431Average$661FlexibilityNo cancel feeOn-time69%
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