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Cheap flights from Ontario (ONT) to Wisconsin from $67

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 8/28. 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.
ONT — MKE
Jun 16 — Jun 231
From?
To?
Sun 6/16
Sun 6/23
1 adult, Economy
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How far in advance should I book a flight from Ontario to Wisconsin?

Users have found that booking a flight from Ontario to Wisconsin at least 43 days early can save you up to 147% on average compared to booking a flight this week. If booking 43 days before your flight isn’t an option for you, users have found flights from Ontario to Wisconsin for as little as $295 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $764 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Wisconsin?

The best pricing can be found in the month of October. Prices to Wisconsin from Ontario average $398. You can even find prices in October for less than $398, as users have found deals to Wisconsin from as low as $123. The month of March appears to be one of the more expensive times to travel to Wisconsin from Ontario. Flying in the targeted month can save you up to 25%.

What is the cheapest time of day to fly from ONT to WI?

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

Cheap Ontario to Wisconsin flights in June & July 2024

Find cheap flight options from Ontario to Wisconsin specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on June 11, 2024.
Check out some of the best flight deals from Ontario to Wisconsin in 2024. Check back regularly for other flight deals.
Mon 6/179:36 pmONT - MSP
1 stop8h 25mFrontier
Tue 6/188:05 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 6/10$138
Mon 6/179:36 pmONT - MSP
1 stop8h 25mFrontier
Mon 6/2410:59 pmMSP - ONT
1 stop10h 28mFrontier
Deal found 6/10$148
Wed 7/3112:49 amONT - MSP
1 stop5h 12mFrontier
Wed 8/1410:59 pmMSP - ONT
1 stop26h 40mFrontier
Deal found 6/10$156
Mon 6/249:36 pmONT - ORD
1 stop25h 04mFrontier
Tue 7/26:00 amORD - ONT
1 stop19h 59mFrontier
Deal found 6/10$156
Mon 6/249:36 pmONT - ORD
1 stop25h 04mFrontier
Tue 7/26:00 amORD - ONT
1 stop19h 59mFrontier
Deal found 6/10$157
Mon 6/249:36 pmONT - ORD
1 stop25h 04mFrontier
Tue 7/26:00 amORD - ONT
1 stop19h 59mFrontier
Deal found 6/10$158
Mon 6/249:36 pmONT - ORD
1 stop25h 04mFrontier
Mon 7/19:43 pmORD - ONT
1 stop28h 16mFrontier
Deal found 6/10$160
Mon 6/249:36 pmONT - ORD
1 stop25h 04mFrontier
Sat 7/68:21 pmORD - ONT
1 stop12h 42mFrontier
Deal found 6/10$167
Mon 6/249:36 pmONT - MSP
1 stop8h 25mFrontier
Mon 7/14:41 pmMSP - ONT
1 stop9h 18mFrontier
Deal found 6/10$168

Ontario to Wisconsin 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Wisconsin in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated June 11, 2024.
Check out some of the best flight deals from Ontario to Wisconsin in 2024. Check back regularly for other flight deals.
Mon 8/2612:49 amONT - MSP
1 stop6h 51mFrontier
Tue 8/2711:54 amMSP - ONT
1 stop6h 56mFrontier
Deal found 6/11$133
Thu 8/155:30 pmONT - ORD
1 stop9h 17mFrontier
Sat 8/245:56 pmORD - ONT
1 stop7h 48mFrontier
Deal found 6/10$136
Sat 8/178:35 pmONT - ORD
1 stop6h 12mFrontier
Sat 8/245:56 pmORD - ONT
1 stop7h 48mFrontier
Deal found 6/10$137
Mon 6/179:36 pmONT - MSP
1 stop8h 25mFrontier
Tue 6/188:05 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 6/10$138
Fri 8/1612:49 amONT - ORD
1 stop21h 22mFrontier
Sat 8/247:30 pmORD - ONT
1 stop13h 38mFrontier
Deal found 6/10$138
Mon 8/2612:49 amONT - MSP
1 stop6h 51mFrontier
Tue 9/310:59 pmMSP - ONT
1 stop26h 40mFrontier
Deal found 6/11$139
Tue 8/208:35 pmONT - ORD
1 stop6h 12mFrontier
Sat 8/245:56 pmORD - ONT
1 stop7h 48mFrontier
Deal found 6/10$139
Fri 9/2010:59 pmONT - MSP
1 stop9h 06mFrontier
Tue 9/2411:54 amMSP - ONT
1 stop6h 56mFrontier
Deal found 6/10$140
Tue 8/2712:49 amONT - MKE
1 stop5h 57mFrontier
Wed 9/49:36 amMKE - ONT
1 stop16h 03mFrontier
Deal found 6/10$140

Ontario to Wisconsin flights leaving soon

Find last-minute flight options from Ontario to Wisconsin 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 3,117,830 searches. Data last updated June 11, 2024.
Users seeking a last-minute flight from Ontario to Wisconsin should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 6/179:36 pmONT - MSP
1 stop8h 25mFrontier
Tue 6/188:05 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 6/10$138
Mon 6/179:36 pmONT - MSP
1 stop8h 25mFrontier
Mon 6/2410:59 pmMSP - ONT
1 stop10h 28mFrontier
Deal found 6/10$148
Fri 6/2112:49 amONT - ORD
1 stop18h 17mFrontier
Sun 6/306:00 amORD - ONT
1 stop19h 59mFrontier
Deal found 6/10$180
Fri 6/2110:23 pmONT - ORD
1 stop20h 43mFrontier
Sun 6/238:23 pmORD - ONT
1 stop14h 41mFrontier
Deal found 6/10$188
Fri 6/2112:49 amONT - ORD
1 stop18h 17mFrontier
Tue 7/26:00 amORD - ONT
1 stop19h 59mFrontier
Deal found 6/10$197
Thu 6/207:33 pmONT - ORD
1 stop8h 09mFrontier
Mon 7/19:43 pmORD - ONT
1 stop28h 16mFrontier
Deal found 6/10$198
Fri 6/2112:49 amONT - MSP
1 stop5h 17mFrontier
Thu 6/2711:03 amMSP - ONT
1 stop12h 35mFrontier
Deal found 6/10$200
Fri 6/2112:49 amONT - ORD
1 stop18h 17mFrontier
Sat 7/68:21 pmORD - ONT
1 stop12h 42mFrontier
Deal found 6/10$201
Fri 6/2110:23 pmONT - MSP
1 stop7h 43mFrontier
Wed 6/2610:59 pmMSP - ONT
1 stop14h 00mFrontier
Deal found 6/10$202

One-way flights to Wisconsin from Ontario

Search for one-way flight options from Ontario to Wisconsin. 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 3,117,830 searches. Data last updated June 11, 2024.
Users traveling one-way from Ontario to Wisconsin can select one of these great deals. Users needing a return flight from Ontario to Wisconsin should utilize the search form above.
Wed 8/288:35 pmONT - ORD
1 stop6h 12mFrontier
Deal found 6/10$67
Mon 8/2612:49 amONT - MSP
1 stop6h 51mFrontier
Deal found 6/10$68
Wed 8/148:35 pmONT - ORD
1 stop6h 12mFrontier
Deal found 6/10$68
Mon 8/2612:49 amONT - MSP
1 stop6h 51mFrontier
Deal found 6/11$70
Tue 8/276:57 amONT - MSP
1 stop13h 02mFrontier
Deal found 6/10$73
Fri 6/2110:23 pmONT - MSN
1 stop21h 11mFrontier
Deal found 6/10$73
Tue 8/2712:49 amONT - ORD
1 stop22h 14mFrontier
Deal found 6/10$73
Fri 6/2112:49 amONT - MSP
1 stop5h 17mFrontier
Deal found 6/10$74
Mon 8/127:42 pmONT - ORD
1 stop22h 39mFrontier
Deal found 6/11$74

Find flights from Ontario to Wisconsin within your budget

Customize your flight search to find flights from Ontario to Wisconsin 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 3,117,830 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$133 - $325

Route

Depart

Return

Price

OntarioMinneapolis St Paul

ONT - MSP

ONTMSP

Ontario

Mon 8/26

1 stop6h 51m

Minneapolis St Paul

Tue 8/27

1 stop6h 56m

$133

OntarioChicago O'Hare Intl

ONT - ORD

ONTORD

Ontario

Thu 8/15

1 stop9h 17m

Chicago O'Hare Intl

Sat 8/24

1 stop7h 48m

$136

OntarioChicago O'Hare Intl

ONT - ORD

ONTORD

Ontario

Sat 8/17

1 stop6h 12m

Chicago O'Hare Intl

Sat 8/24

1 stop7h 48m

$137

OntarioMinneapolis St Paul

ONT - MSP

ONTMSP

Ontario

Sat 6/22

1 stop9h 05m

Minneapolis St Paul

Mon 6/24

1 stop10h 28m

$138

OntarioMadison Truax Field

ONT - MSN

ONTMSN

Ontario

Sat 8/24

1 stop6h 24m

Madison Truax Field

Sat 9/7

1 stop8h 33m

$204

OntarioChicago O'Hare Intl

ONT - ORD

ONTORD

Ontario

Wed 8/21

1 stop10h 07m

Chicago O'Hare Intl

Tue 8/27

2 stops10h 09m

$241

OntarioChicago O'Hare Intl

ONT - ORD

ONTORD

Ontario

Tue 8/13

2 stops11h 56m

Chicago O'Hare Intl

Wed 8/21

1 stop6h 51m

$247

OntarioMinneapolis St Paul

ONT - MSP

ONTMSP

Ontario

Tue 8/27

1 stop5h 23m

Minneapolis St Paul

Tue 8/27

1 stop5h 57m

$290

OntarioMinneapolis St Paul

ONT - MSP

ONTMSP

Ontario

Wed 9/4

2 stops14h 59m

Minneapolis St Paul

Fri 9/6

1 stop8h 15m

$325

Flights are sorted by cheapest first

Deals found on 6/11

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

Best time to book a flight from Ontario to Wisconsin

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

Reviews of airlines servicing Wisconsin

Get insights into the airlines that provide service to Wisconsin. 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 Wisconsin. Reviews last updated June 11, 2024.
Read reviews from past customers who have flown Delta, Frontier and Alaska Airlines from Ontario to Wisconsin. 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
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.2
Very good
5,889 reviews
Southwest
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.1
Very good
9,267 reviews
Southwest
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
10,277 reviews
Southwest
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

WestJet
7.5
Good
2,842 reviews
Southwest
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
10,629 reviews
Southwest
8.2
Very good
5,889 reviews

Entertainment

7.8

Food

7.3

Boarding

8.3

Crew

8.7

Comfort

8.1

Overall

8.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Wisconsin. 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 Ontario to Wisconsin?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Wisconsin.

  • Can I find flights from Ontario to Wisconsin for under $200 on Cheapflights?

    Yes, there are multiple flights from Ontario to Wisconsin for under $200. The cheapest flight booked recently is on Frontier for just $133, but on average you can expect to pay $140.

  • Are there last-minute flights available from Ontario to Wisconsin for under $200?

    There are currently 20+ open flights from Ontario to Wisconsin within the next 7 days for less than $200.

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

    The most popular flight routes from Ontario to Wisconsin are Ontario - Chicago O'Hare Intl, Ontario - Minneapolis St Paul and Ontario - Milwaukee-Mitchell.

  • What does ONT to MKE mean?

    ONT and MKE are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to MKE refers to a flight route from Ontario Airport to Milwaukee-Mitchell Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Madison Truax Field Airport (MSN), Appleton Intl Airport (ATW), Green Bay Austin-Straubel Airport (GRB), Wausau Central Wisconsin Airport (CWA), La Crosse Airport (LSE).

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

    The amount of baggage you can bring on your Ontario to Wisconsin 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 Ontario to Wisconsin with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Wisconsin 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 Ontario to Wisconsin that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Wisconsin 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 Ontario to Wisconsin that allow pets onboard?

    Many airlines flying from Ontario to Wisconsin 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 Ontario to Wisconsin?

    Yes, you can often find last-minute deals on Ontario to Wisconsin 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 Ontario to Wisconsin flight deals updated?

    The Ontario to Wisconsin flight deals you see on this page were last updated on 6/11.

  • What are the most popular airlines that fly from Ontario to Wisconsin?

    The most popular airlines flying from Ontario to Wisconsin are American Airlines, Delta and Frontier. Something to consider prior to booking your flight.

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

    Currently, December is the cheapest month in which you can book a flight from Ontario to Wisconsin (average of $263). Flying from Ontario to Wisconsin in June is currently the most expensive (average of $373). 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 Ontario to Wisconsin
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Top 5 airlines flying from Ontario to Wisconsin

Discover the top 5 airlines that operate flights from Ontario to Wisconsin. 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 3,117,830 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$132Average$234FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$185Average$303FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$263Average$605FlexibilityNo cancel feeOn-time69%
DeltaCheapest$278Average$499FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$559FlexibilityNo cancel feeOn-time71%
Phoenix to Seattle flights
Los Angeles to Puerto Vallarta flights
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Los Angeles to Europe flights
Denver to Miami flights
Minneapolis to Las Vegas flights
Austin to New York flights
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USA to Thailand flights
New York to San Francisco flights
Rochester, New York to New York flights
Ontario to West Virginia flights

Search flights from Ontario to Wisconsin by cabin class

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