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$54+ Cheap flights from Wisconsin 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ONT
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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Cheap flight deals from Wisconsin to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Wisconsin (USWI) 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 December 22, 2024.

Round-trip from

$109
(Mytrip)

One-way from

$54
(Cheapflightsfares)
From Wisconsin to Ontario
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One-way flight from Wisconsin to Ontario
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Find flight deals from Wisconsin to Ontario

Cheapest flights from Wisconsin to Ontario
Explore the most affordable flight options available from Wisconsin to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/275:45 amMSP - ONT
1 stop20h 14mFrontier
Mon 12/3012:59 amONT - MSP
1 stop20h 57mFrontier
Deal found 12/21$327
This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:00 amORD - ONT
1 stop7h 00mFrontier
Tue 12/3112:59 amONT - ORD
1 stop20h 47mFrontier
Deal found 12/21$361
This FlightHub deal was found by Cheapflights users on 12/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2611:44 amMSN - ONT
1 stop14h 15mFrontier
Mon 12/3012:59 amONT - MSN
1 stop16h 01mFrontier
Deal found 12/21$436
This Delta deal was found by Cheapflights users on 12/21. 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.
Sun 12/2212:40 pmORD - ONT
1 stop9h 01mDelta
Wed 12/251:05 pmONT - ORD
1 stop6h 34mDelta
Deal found 12/21$518
This American Airlines deal was found by Cheapflights users on 12/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:43 amATW - ONT
2 stops10h 58mAmerican Airlines
Thu 12/2610:02 amONT - ATW
2 stops10h 35mAmerican Airlines
Deal found 12/20$533
This Southwest deal was found by Cheapflights users on 12/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/263:10 pmORD - ONT
2 stops7h 55mSouthwest
Sun 12/291:55 pmONT - ORD
1 stop6h 40mSouthwest
Deal found 12/21$568
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/244:00 pmORD - ONT
1 stop6h 49mUnited Airlines
Sun 12/295:05 amONT - ORD
1 stop6h 10mUnited Airlines
Deal found 12/21$604
This Delta deal was found by Cheapflights users on 12/21. 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.
Thu 12/265:59 pmMSN - ONT
1 stop7h 42mDelta
Tue 12/316:52 amONT - MSN
2 stops11h 51mDelta
Deal found 12/21$613
This Delta deal was found by Cheapflights users on 12/21. 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.
Sat 12/287:27 amMSP - ONT
1 stop6h 53mDelta
Wed 1/15:30 amONT - MSP
1 stop7h 08mDelta
Deal found 12/21$652
This Southwest deal was found by Cheapflights users on 12/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/304:00 pmMSP - ONT
1 stop9h 35mSouthwest
Wed 1/112:20 pmONT - MSP
2 stops8h 05mSouthwest
Deal found 12/20$672
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/283:25 pmMSP - ONT
1 stop7h 32mAmerican Airlines
Sun 1/56:10 amONT - MSP
1 stop6h 25mAmerican Airlines
Deal found 12/21$681
This United deal was found by Cheapflights users on 12/21. 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.
Thu 12/262:45 pmMSN - ONT
1 stop8h 04mUnited Airlines
Tue 12/311:42 pmONT - MSN
1 stop5h 35mUnited Airlines
Deal found 12/21$713

Find flights from Wisconsin to Ontario within your budget

Customize your flight search to find flights from Wisconsin 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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 1/21

6:00 am-11:47 pm

1 stop19h 47m

Ontario

Tue 1/28

7:45 am-11:08 pm

1 stop13h 23m

$109

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Tue 4/1

7:20 am-1:42 pm

1 stop8h 22m

Ontario

Wed 4/2

3:17 pm-12:42 am

1 stop7h 25m

$174

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Tue 2/4

1:39 pm-11:43 am

1 stop24h 04m

Ontario

Tue 2/11

7:45 am-1:25 pm

1 stop27h 40m

$178

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Wed 1/29

2:07 pm-8:13 pm

1 stop8h 06m

Ontario

Mon 2/3

6:00 am-5:59 pm

1 stop9h 59m

$246

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 1/25

11:47 am-7:31 pm

2 stops9h 44m

Ontario

Fri 2/21

11:59 pm-8:21 am

1 stop6h 22m

$251

ChicagoOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Tue 1/21

7:20 pm-11:53 pm

1 stop6h 33m

Ontario

Sat 2/22

1:05 pm-11:48 pm

1 stop8h 43m

$256

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 1/25

3:20 pm-10:45 pm

1 stop9h 25m

Ontario

Fri 1/31

3:04 pm-11:30 pm

1 stop6h 26m

$288

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 1/25

10:59 am-10:52 pm

2 stops13h 53m

Ontario

Fri 1/31

1:21 pm-10:39 pm

2 stops7h 18m

$298

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Mon 5/5

8:33 pm-11:59 pm

1 stop5h 26m

Ontario

Sat 5/10

11:30 am-11:58 pm

2 stops10h 28m

$311

MilwaukeeOntario

MKE - ONT

MKEONT

Milwaukee-Mitchell

Tue 1/28

7:50 am-12:26 pm

1 stop6h 36m

Ontario

Tue 2/4

1:21 pm-9:31 pm

1 stop6h 10m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 51 results
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Best time to book a flight from Wisconsin to Ontario

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

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

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

Currently, August is the cheapest month in which you can book a flight from Wisconsin to Ontario (average of $246). Flying from Wisconsin to Ontario in March is currently the most expensive (average of $317). 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 WI to ONT?

Find hourly flight availability from Wisconsin 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 December 22, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to Ontario as you normally would.

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 December 22, 2024.
To help decide which airline to fly from Wisconsin to Ontario, see what other customers have to say about American Airlines, Delta and Frontier. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Southwest
8.1
Very good
4,804 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Alaska Airlines
8.0
Very good
9,537 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Delta
8.0
Very good
8,594 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

United Airlines
7.4
Good
9,028 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,804 reviews

Crew

8.7

Food

7.2

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My first time, surprisingly good! It was a good ride overall. Coming from Singapore, this budget flight is better than the budget airline for our national carrier Singapore Airlines.

Related info for your journey

Find useful and relevant information for your journey from Wisconsin 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 Wisconsin?

    If you book a flight to Ontario from Wisconsin, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $54. Users have also found prices from $123 and $128 on United Airlines and Delta, respectively.

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

    When deciding which route to take from Wisconsin to Ontario consider Chicago O'Hare Intl - Ontario, Minneapolis St Paul - Ontario or Milwaukee-Mitchell - Ontario as they are the most popular.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Wisconsin to Ontario (average of $246). Flying from Wisconsin to Ontario in March is currently the most expensive (average of $317). 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 Wisconsin to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Wisconsin to Ontario

Discover the top 5 airlines that operate flights from Wisconsin 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 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$216FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$238Average$420FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$430FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$552FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$326Average$426FlexibilityNo cancel feeOn-time63%
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