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Cheap flights from Wisconsin to Ontario (ONT) from $70

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 5/29. 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.
MKE — ONT
May 26 — Jun 21
From?
To?
Sun 5/26
Sun 6/2
1 adult, Economy
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How far in advance should I book a flight from Wisconsin to Ontario?

Find a great deal and save up to 46% by booking at least 11 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Wisconsin to Ontario within the next two weeks, with the cheapest ticket starting at $245.

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

Flights from Wisconsin to Ontario lean towards being more expensive in March. Prices are generally better when you fly from Wisconsin to Ontario in January, with the cheapest ticket starting at $158.

When is the cheapest time to fly from Wisconsin to Ontario (WI - ONT)?

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.

Cheap Frontier flights from Wisconsin to Ontario

Explore cheap flight options specifically provided by Frontier for the route between Wisconsin 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 2,663,308 searches. Data last updated May 21, 2024.
Take a look at some of the lowest-priced Frontier flights heading from Wisconsin to Ontario. Make sure to double check the flight details before booking.
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/21$139
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Mon 6/1012:59 amONT - MSP
1 stop5h 02mFrontier
Deal found 5/20$140
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Sat 6/15:41 pmONT - ORD
1 stop9h 19mFrontier
Deal found 5/19$141
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Wed 6/59:46 pmONT - MSP
1 stop10h 27mFrontier
Deal found 5/20$144
Sun 6/211:24 pmMSP - ONT
1 stop26h 35mFrontier
Mon 6/1012:59 amONT - MSP
1 stop15h 15mFrontier
Deal found 5/20$146
Mon 5/277:59 pmORD - ONT
1 stop15h 05mFrontier
Tue 6/410:42 pmONT - ORD
1 stop28h 41mFrontier
Deal found 5/19$147
Thu 5/3010:23 amMSP - ONT
1 stop15h 36mFrontier
Mon 6/312:59 amONT - MSP
1 stop16h 07mFrontier
Deal found 5/20$148
Fri 5/316:45 pmORD - ONT
1 stop7h 14mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/19$149
Sat 6/111:08 amMSP - ONT
1 stop6h 54mFrontier
Tue 6/412:59 amONT - MSP
1 stop19h 00mFrontier
Deal found 5/20$150

Cheap Alaska Airlines flights from Wisconsin to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Wisconsin 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 2,663,308 searches. Data last updated May 21, 2024.
Some of the lowest-priced Alaska Airlines flights we've found at this time heading from Wisconsin to Ontario. Deals frequently update to provide users with more options.
Thu 5/303:50 pmORD - ONT
1 stop10h 08mAlaska Airlines
Wed 6/58:09 pmONT - ORD
1 stop7h 31mAlaska Airlines
Deal found 5/21$322
Tue 7/235:22 pmMSP - ONT
1 stop8h 37mAlaska Airlines
Tue 7/307:00 amONT - MSP
2 stops14h 51mAlaska Airlines
Deal found 5/21$349
Tue 7/23:47 pmMSP - ONT
2 stops19h 18mAlaska Airlines
Wed 7/108:20 pmONT - MSP
1 stop25h 31mAlaska Airlines
Deal found 5/19$357
Tue 10/224:02 pmMSP - ONT
1 stop8h 50mAlaska Airlines
Sat 10/267:30 amONT - MSP
1 stop14h 29mAlaska Airlines
Deal found 5/20$364
Fri 5/313:50 pmORD - ONT
1 stop10h 08mAlaska Airlines
Wed 6/58:09 pmONT - ORD
1 stop7h 31mAlaska Airlines
Deal found 5/20$380
Tue 6/185:22 pmMSP - ONT
1 stop8h 37mAlaska Airlines
Tue 6/257:00 amONT - MSP
2 stops14h 51mAlaska Airlines
Deal found 5/21$389
Tue 10/154:02 pmMSP - ONT
1 stop8h 50mAlaska Airlines
Sat 11/166:00 amONT - MSP
2 stops13h 46mAlaska Airlines
Deal found 5/20$391
Thu 5/303:50 pmORD - ONT
1 stop10h 08mAlaska Airlines
Sun 6/98:09 pmONT - ORD
1 stop7h 31mAlaska Airlines
Deal found 5/20$453
Fri 5/312:54 pmORD - ONT
1 stop9h 01mAlaska Airlines
Sun 6/24:21 pmONT - ORD
2 stops10h 19mAlaska Airlines
Deal found 5/20$591

Cheap Wisconsin to Ontario flights in May & June 2024

Find cheap flight options from Wisconsin 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 2,663,308 searches. Prices were last updated on May 21, 2024.
Scroll through some of the best deals on flights from Wisconsin to Ontario in 2024. Check back soon for alternative fares.
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/21$139
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Mon 6/1012:59 amONT - MSP
1 stop5h 02mFrontier
Deal found 5/19$139
Tue 6/47:59 pmORD - ONT
1 stop15h 30mFrontier
Mon 6/1012:59 amONT - ORD
1 stop21h 41mFrontier
Deal found 5/20$140
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Mon 6/1012:59 amONT - MSP
1 stop5h 02mFrontier
Deal found 5/20$140
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Sat 6/15:41 pmONT - ORD
1 stop9h 19mFrontier
Deal found 5/19$141
Sat 6/17:59 pmORD - ONT
1 stop13h 35mFrontier
Wed 6/56:06 pmONT - ORD
1 stop9h 17mFrontier
Deal found 5/20$142
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 5/292:35 pmONT - ORD
1 stop28h 40mFrontier
Deal found 5/20$144
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Wed 6/59:46 pmONT - MSP
1 stop10h 27mFrontier
Deal found 5/20$144
Sat 6/88:35 pmORD - ONT
1 stop12h 28mFrontier
Tue 6/115:26 pmONT - ORD
1 stop9h 59mFrontier
Deal found 5/20$145

Wisconsin to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Wisconsin and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,663,308 searches. Data last updated May 21, 2024.
Scroll through some of the best deals on flights from Wisconsin to Ontario in 2024. Check back soon for alternative fares.
Wed 8/216:48 pmORD - ONT
1 stop6h 51mFrontier
Wed 8/288:35 pmONT - ORD
1 stop6h 12mFrontier
Deal found 5/20$137
Wed 8/216:48 pmORD - ONT
1 stop6h 51mFrontier
Tue 8/2712:49 amONT - ORD
1 stop22h 14mFrontier
Deal found 5/20$138
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/21$139
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Mon 6/1012:59 amONT - MSP
1 stop5h 02mFrontier
Deal found 5/19$139
Sat 8/175:56 pmORD - ONT
1 stop7h 48mFrontier
Sat 8/247:30 amONT - ORD
1 stop14h 41mFrontier
Deal found 5/20$140
Tue 6/410:59 pmMSP - ONT
1 stop10h 03mFrontier
Mon 6/1012:59 amONT - MSP
1 stop5h 02mFrontier
Deal found 5/20$140
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Sat 6/15:41 pmONT - ORD
1 stop9h 19mFrontier
Deal found 5/19$141
Sat 6/17:59 pmORD - ONT
1 stop13h 35mFrontier
Wed 6/56:06 pmONT - ORD
1 stop9h 17mFrontier
Deal found 5/20$142
Wed 8/216:48 pmORD - ONT
1 stop6h 51mFrontier
Sat 8/248:35 pmONT - ORD
1 stop6h 12mFrontier
Deal found 5/19$143

Wisconsin to Ontario flights leaving soon

Find last-minute flight options from Wisconsin 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 2,663,308 searches. Data last updated May 21, 2024.
Book one of these great deals on flights from Wisconsin to Ontario. Users should examine the flight details to ensure there are no surprises.
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/21$139
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Sat 6/15:41 pmONT - ORD
1 stop9h 19mFrontier
Deal found 5/19$141
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 5/292:35 pmONT - ORD
1 stop28h 40mFrontier
Deal found 5/20$144
Mon 5/277:59 pmORD - ONT
1 stop15h 05mFrontier
Tue 6/45:41 pmONT - ORD
1 stop9h 19mFrontier
Deal found 5/21$146
Mon 5/277:59 pmORD - ONT
1 stop15h 05mFrontier
Tue 6/410:42 pmONT - ORD
1 stop28h 41mFrontier
Deal found 5/19$147
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Sun 6/211:30 pmONT - ORD
1 stop27h 30mFrontier
Deal found 5/19$148
Thu 5/3010:23 amMSP - ONT
1 stop15h 36mFrontier
Mon 6/312:59 amONT - MSP
1 stop16h 07mFrontier
Deal found 5/20$148
Fri 5/316:45 pmORD - ONT
1 stop7h 14mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/19$149
Tue 5/287:59 pmORD - ONT
1 stop15h 05mFrontier
Wed 6/52:39 pmONT - ORD
1 stop12h 44mFrontier
Deal found 5/19$150

One-way flights to Ontario from Wisconsin

Search for one-way flight options from Wisconsin 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 2,663,308 searches. Data last updated May 21, 2024.
Users in need of a one-way flight from Wisconsin to Ontario can choose from these deals. For those needing a return trip from Wisconsin, there is a search form available above.
Wed 5/296:45 pmORD - ONT
1 stop7h 14mFrontier
Deal found 5/20$70
Tue 6/118:05 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 5/20$70
Mon 6/174:41 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 5/19$73
Tue 6/118:05 pmMSP - ONT
1 stop5h 54mFrontier
Deal found 5/21$75
Wed 6/58:23 pmORD - ONT
1 stop12h 40mFrontier
Deal found 5/20$76
Fri 5/316:45 pmORD - ONT
1 stop7h 14mFrontier
Deal found 5/20$78
Fri 5/316:34 pmMSP - ONT
1 stop7h 25mFrontier
Deal found 5/20$78
Sat 6/159:29 amMKE - ONT
1 stop6h 29mFrontier
Deal found 5/21$78
Tue 6/47:59 pmORD - ONT
1 stop15h 30mFrontier
Deal found 5/20$79

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 2,663,308 searches. Data last updated May 21, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$139 - $354

Route

Depart

Return

Price

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 6/4

1 stop10h 03m

Ontario

Mon 6/10

1 stop5h 02m

$139

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 6/4

1 stop10h 03m

Ontario

Mon 6/10

1 stop5h 02m

$140

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 6/4

1 stop10h 03m

Ontario

Wed 6/5

1 stop10h 27m

$144

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Sun 6/2

1 stop26h 35m

Ontario

Mon 6/10

1 stop15h 15m

$146

Madison Truax FieldOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 10/31

1 stop7h 27m

Ontario

Tue 11/12

1 stop9h 14m

$276

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Fri 8/16

2 stops17h 40m

Ontario

Mon 8/19

1 stop10h 05m

$297

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Sun 8/11

1 stop6h 53m

Ontario

Tue 8/20

2 stops8h 52m

$339

Minneapolis St PaulOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 7/23

1 stop8h 37m

Ontario

Tue 7/30

2 stops14h 51m

$349

Madison Truax FieldOntario

MSN - ONT

MSNONT

Madison Truax Field

Tue 10/29

1 stop7h 16m

Ontario

Wed 11/13

1 stop5h 50m

$354

Flights are sorted by cheapest first

Deals found on 5/19

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

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.

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 21, 2024.
To help decide which airline to fly from Wisconsin to Ontario, see what other customers have to say about Frontier, Alaska Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
6,013 reviews
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,163 reviews
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
10,595 reviews
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

JetBlue
7.6
Good
4,426 reviews
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

WestJet
7.5
Good
2,899 reviews
Southwest
8.2
Very good
6,013 reviews
Check prices

Boarding

8.3

Comfort

8.1

Entertainment

7.8

Food

7.3

Overall

8.2

Crew

8.7

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

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.

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

    Yes, there are multiple flights from Wisconsin to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $139, but on average you can expect to pay $155.

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

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

  • 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.

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

    American Airlines, Delta and Frontier are the most popular airlines when flying from Wisconsin to Ontario.

  • What does MKE to ONT mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Milwaukee-Mitchell Airport to Ontario Airport flight would often be abbreviated as a MKE to ONT flight. Madison Truax Field Airport (MSN), Appleton Intl Airport (ATW), Green Bay Austin-Straubel Airport (GRB), Wausau Central Wisconsin Airport (CWA), La Crosse Airport (LSE) are other airports near this flight route and their unique identifiers/IATA codes.

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

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

    Yes, Cheapflights allows you to browse and filter Wisconsin 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 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.

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

    Many airlines flying from Wisconsin 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 Wisconsin to Ontario?

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

    The Wisconsin to Ontario flight deals you see on this page were last updated on 5/21.

  • When is the best time to book a flight from Wisconsin to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Wisconsin to Ontario (average of $238). Flying from Wisconsin to Ontario in June is currently the most expensive (average of $328). 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

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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 4 airlines flying from Wisconsin to Ontario

Discover the top 4 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 2,663,308 searches. Data last updated May 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$131Average$235FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapest$296Average$496FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$297Average$427FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$326Average$575FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Wisconsin to Ontario by cabin class

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

Cheapflights helps you search for flights from Wisconsin to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Wisconsin to Ontario for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Ontario from Wisconsin? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Wisconsin 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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