Title: Cheap Flights from Ontario (ONT) to Milwaukee (MKE) - Expedia.ca ![](https://images.trvl-media.com/place/602647/a57f3a95-59ba-4a23-bf5c-5feb4b438da4.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602647/a57f3a95-59ba-4a23-bf5c-5feb4b438da4.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ontario (ONT) to Milwaukee (MKE) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to General Mitchell Intl. Airport (MKE) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:mke,departure:16/11/2025TANYT&leg2=from:mke,to:ont,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Ontario (ONT) to Milwaukee (MKE) ### November is typically the cheapest month to fly From CA $303 - CA $1,009 per traveller. Flight from Ontario to Milwaukee (ONT - MKE) route information | Origin airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport | General Mitchell Intl. | | Distance | 2732 km | ## Los Angeles to Milwaukee Flights **The easy way to book your flights from Ontario to Milwaukee**  With Expedia, it’s simple to find and book flights to Milwaukee from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to General Mitchell Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario to Milwaukee today, tomorrow, or this week.   **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to General Mitchell Intl., MKE**  Sort your search results by price to find great deals on your flight from Ontario to Milwaukee—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Milwaukee from Ontario currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Milwaukee   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Milwaukee from Ontario**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Milwaukee with Expedia today. ## Frequently asked questions ### How much is a flight from ONT to General Mitchell Intl. Airport (MKE)? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Los Angeles - Ontario Intl. Airport (ONT) and Mitchell Intl. Airport was . Fares this cheap don't last forever, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from ONT to General Mitchell Intl. Airport (MKE)? > The majority of flights can be cancelled online, but each airline has its own terms and conditions. If you do decide to cancel your flight, check out our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from ONT to General Mitchell Intl. Airport (MKE) that have flexible change policies? > Flights from Los Angeles - Ontario Intl. Airport (ONT) to Mitchell Intl. Airport offering flexible change policies are available from several airlines. Simply use our "No change fees" filter during your search. You'll only need to pay the difference in ticket price, without any added fees to worry about. ### How many hours is the flight from Ontario Airport to General Mitchell Intl. Airport (MKE)? > There are lots of ways to make the 5 hours and 12 minutes between Los Angeles - Ontario Intl. Airport (ONT) and MKE fly by. If you want to be productive, sort through your camera roll or clear out all those backed-up emails. A snooze also helps pass the time! ### How far is the flight from Los Angeles - Ontario Intl. Airport (ONT) to MKE? > Expect to be up above the clouds for a while, as the flight distance from Ontario to Milwaukee is 2,800 kilometres. Create a playlist of your favourite podcasts before you leave home to stay entertained during your journey. ### Which airlines fly direct from Ontario Airport to Mitchell Intl. Airport? > If you want to fly straight from Los Angeles - Ontario Intl. Airport (ONT) to Mitchell Intl. Airport, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly between these airports. ### Are ONT to MKE flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can occasionally pick up a bargain, with some super cheap airfares from Ontario Airport to MKE emerging a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates all the best flight deals continually — as early as 12 months in advance in some cases. 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