$91 Cheap Flights from Ontario (ONT) to Madison (MSN)

View $91 flight on Thu, Nov 13, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)

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Cheap Flights from Ontario to Madison (ONT-MSN)

Prices were available within the past 7 days and start at $91 for one-way flights and $192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Oct 27 - Mon, Nov 3
ONT
Ontario
MSN
Madison
$192 Roundtrip, found 3 days ago
$192
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Ontario to Madison, returning Mon, Nov 3, priced at $192 found 3 days ago
Frontier Airlines
Thu, Nov 13 - Sun, Nov 16
ONT
Ontario
MSN
Madison
$202 Roundtrip, found 1 hour ago
$202
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Ontario to Madison, returning Sun, Nov 16, priced at $202 found 1 hour ago
Frontier Airlines
Mon, Oct 27 - Fri, Oct 31
ONT
Ontario
MSN
Madison
$204 Roundtrip, found 3 days ago
$204
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Ontario to Madison, returning Fri, Oct 31, priced at $204 found 3 days ago
Frontier Airlines
Mon, Nov 3 - Mon, Nov 17
ONT
Ontario
MSN
Madison
$206 Roundtrip, found 2 days ago
$206
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 3 from Ontario to Madison, returning Mon, Nov 17, priced at $206 found 2 days ago
Frontier Airlines
Thu, Nov 13 - Fri, Nov 14
ONT
Ontario
MSN
Madison
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Ontario to Madison, returning Fri, Nov 14, priced at $212 found 1 day ago
Frontier Airlines
Mon, Oct 27 - Mon, Nov 3
ONT
Ontario
MSN
Madison
$218 Roundtrip, found 3 days ago
$218
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Oct 27 from Ontario to Madison, returning Mon, Nov 3, priced at $218 found 3 days ago
American Airlines
Fri, May 8 - Sat, May 9
ONT
Ontario
MSN
Madison
$283 Roundtrip, found 2 hours ago
$283
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, May 8 from Ontario to Madison, returning Sat, May 9, priced at $283 found 2 hours ago
Delta
Fri, Dec 5 - Sun, Dec 14
ONT
Ontario
MSN
Madison
$289 Roundtrip, found 22 hours ago
$289
Roundtrip
found 22 hours ago
Select Delta flight, departing Fri, Dec 5 from Ontario to Madison, returning Sun, Dec 14, priced at $289 found 22 hours ago
United
Thu, Nov 13 - Sun, Nov 16
ONT
Ontario
MSN
Madison
$302 Roundtrip, found 1 hour ago
$302
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Nov 13 from Ontario to Madison, returning Sun, Nov 16, priced at $302 found 1 hour ago
Alaska Airlines
Sat, Nov 8 - Fri, Nov 14
ONT
Ontario
MSN
Madison
$519 Roundtrip, found 2 hours ago
$519
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Sat, Nov 8 from Ontario to Madison, returning Fri, Nov 14, priced at $519 found 2 hours ago

Find the cheapest month to fly from Ontario (ONT) to Madison (MSN)

October is typically the cheapest month to fly

From $158 - $636 per traveler.

Alternative airports near Madison

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dane County Regional MSN. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $636
MSN
Dane County Regional
CheapestClosest
Average driving time to city center11 min
Flights from $636

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN) cost?
Snag a cheap one-way flight from $91 or cheap return flight from $192 from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)?
October is the cheapest month to fly from ONT to MSN. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)?
To find the cheapest airline that'll fly you from ONT to MSN, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)?
Direct flights from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ONT to MSN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)?
Book a flight from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN) last-minute?
Last-minute fares from ONT to MSN are usually more expensive. For the lowest rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may land a cheap fare right before your journey.
Is it cheaper to book an ONT to MSN flight and hotel package?
You'll generally save money by securing an ONT to MSN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your preferred accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Dane County Regional Airport (MSN)?
If you reserved your ONT to MSN flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Dane County Regional
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$192
Distance
1638 mi

Book with confidence

Ontario to Madison Flights

The cheapest times to fly from Ontario to Madison

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Madison are during the month of October. You can find some of the cheapest flights from Ontario to Madison with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Madison

Sunday is one of the best days to book for cheap flights from Ontario to Madison: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to Madison

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Madison in 2025. You can also book with separate airlines for your outbound and return journeys, from $91 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Madison flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Madison airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ontario to Madison Flights

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*Available to One Key members.