HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Madison

$149+ Cheap flights from Ontario to Madison (ONT - MSN)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSN
avr. 20 — avr. 271
dim. 4/20
dim. 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Madison with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Ontario to Madison Truax Field are usually found in January or November, booked 58 days in advance, depart on a Saturday or Wednesday and return on a Saturday

Cheap flight deals from Ontario to Madison

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Madison (MSN). 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 avril 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

One-way from

$149
(Delta)

Popular in

July

Cheapest in

January

Average price

$466
Provider with most accurate pricing for Ontario-Madison Truax Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Madison Truax Field flights.
Search Deals
From Ontario to Madison Truax Field
Search Deals
One-way flight from Ontario to Madison Truax Field
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ontario to Madison

Cheapest flights from Ontario to Madison
Explore the most affordable flight options available from Ontario to Madison. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.

This Delta deal was found by Cheapflights users on 4/14. 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.
mar. 5/2012:18 pmONT - MSN
1 stop6h 55mDelta
sam. 5/245:30 amMSN - ONT
1 stop7h 38mDelta
Deal found 4/14$289
This American Airlines deal was found by Cheapflights users on 4/14. 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.
mer. 5/72:44 pmONT - MSN
1 stop6h 10mAmerican Airlines
mer. 5/146:45 amMSN - ONT
1 stop7h 06mAmerican Airlines
Deal found 4/14$314
This Booking.com deal was found by Cheapflights users on 4/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 5/2112:08 amONT - MSN
1 stop16h 45mFrontier
dim. 5/257:48 pmMSN - ONT
1 stop15h 27mFrontier
Deal found 4/14$340
This United Airlines deal was found by Cheapflights users on 4/14. 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.
dim. 5/116:00 amONT - MSN
2 stops11h 32mUnited Airlines
mer. 5/285:23 pmMSN - ONT
1 stop7h 03mUnited Airlines
Deal found 4/14$384
This Expedia deal was found by Cheapflights users on 4/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/67:20 pmONT - MSN
2 stops11h 44mMultiple Airlines
dim. 6/87:48 pmMSN - ONT
1 stop6h 02mMultiple Airlines
Deal found 4/13$445
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 6/47:20 pmONT - MSN
2 stops12h 00mAlaska Airlines
mer. 6/115:40 amMSN - ONT
2 stops12h 10mAlaska Airlines
Deal found 4/14$526

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Madison 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 avril 15, 2025.
Use the filters below to find and compare flights from Ontario to Madison that are best for you.

Fly from

Ontario

Fly to

Madison

Route

Depart

Return

Price

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mar. 5/20

12:18 pm-9:13 pm

1 stop6h 55m

Madison Truax Field

sam. 5/24

5:30 am-11:08 am

1 stop7h 38m

$289

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mer. 5/7

2:44 pm-10:54 pm

1 stop6h 10m

Madison Truax Field

mer. 5/14

6:45 am-11:51 am

1 stop7h 06m

$314

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mer. 5/21

12:08 am-6:53 pm

1 stop16h 45m

Madison Truax Field

dim. 5/25

7:48 pm-9:15 am

1 stop15h 27m

$340

OntarioMadison

ONT - MSN

ONTMSN

Ontario

dim. 5/11

6:00 am-7:32 pm

2 stops11h 32m

Madison Truax Field

mer. 5/28

5:23 pm-10:26 pm

1 stop7h 03m

$384

OntarioMadison

ONT - MSN

ONTMSN

Ontario

ven. 6/6

7:20 pm-9:04 am

2 stops11h 44m

Madison Truax Field

dim. 6/8

7:48 pm-11:50 pm

1 stop6h 02m

$445

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mer. 6/4

7:20 pm-9:20 am

2 stops12h 00m

Madison Truax Field

mer. 6/11

5:40 am-3:50 pm

2 stops12h 10m

$526

OntarioMadison

ONT - MSN

ONTMSN

Ontario

ven. 5/30

12:18 pm-11:01 pm

1 stop8h 43m

$149

OntarioMadison

ONT - MSN

ONTMSN

Ontario

jeu. 5/29

11:59 pm-10:33 am

1 stop8h 34m

$160

OntarioMadison

ONT - MSN

ONTMSN

Ontario

sam. 4/19

6:47 pm-1:02 pm

1 stop16h 15m

$180

OntarioMadison

ONT - MSN

ONTMSN

Ontario

dim. 5/25

7:00 am-3:14 pm

1 stop6h 14m

$235

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 11 results
1
2

Compare providers for flights from Ontario to Madison

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Madison in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Madison flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Madison flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Madison flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Madison flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Madison flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Madison

Have a flexible travel schedule? Discover the best time to fly to Madison 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Madison

How far ahead should I book a flight from Ontario to Madison?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Madison. Price data was last updated on April 11, 2025.

The best time to book flights from Ontario to Madison is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Madison (average of $338). Flying from Ontario to Madison in June is currently the most expensive (average of $423). 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 ONT to MSN?

Find hourly flight availability from Ontario to Madison. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated avril 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 15% on flights from Ontario to Madison by exploring options for tickets in the afternoon.

Rainfall in Madison by month

Plan your trip to Madison by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Madison ranges from 1.2 - 4.5 inches per month. June is typically the wettest month, when rainfall can reach 4.5 in. January is typically the driest time to visit Madison when rainfall is around 1.2 in.

Temperature in Madison by month

Plan your trip to Madison by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Madison, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

Reviews of airlines servicing Madison

Get insights into the airlines that provide service to Madison. 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 Madison. Reviews last updated avril 15, 2025.
Read through reviews of airlines operating flights from Ontario to Madison, such as Alaska Airlines, Delta and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Frontier
6.0
Okay
3,281 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to Madison. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ontario to Madison round-trip?

    Delta, at $289, was found to be the cheapest airline from Ontario to Madison.Alternate airlines to your destination round-trip include American Airlines and Frontier. You may be able to fly from Ontario to Madison for 26% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Ontario to Madison are Delta ($149), American Airlines ($160), and Frontier ($180).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Madison (average of $338). Flying from Ontario to Madison in June is currently the most expensive (average of $423). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Portage
Middleton
Baraboo

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Madison

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to O'Hare Intl flights
Los Angeles to O'Hare Intl flights
San Diego to O'Hare Intl flights
Ontario to O'Hare Intl flights
Santa Ana to O'Hare Intl flights
Burbank to O'Hare Intl flights
Los Angeles to Minneapolis flights
Oakland to O'Hare Intl flights
San Jose to O'Hare Intl flights
San Francisco to Minneapolis flights
Sacramento to O'Hare Intl flights
Las Vegas to O'Hare Intl flights
Ontario to Minneapolis flights
Santa Ana to Minneapolis flights
San Jose to Minneapolis flights
San Diego to Minneapolis flights
Sacramento to Minneapolis flights
Reno to O'Hare Intl flights
Fresno to O'Hare Intl flights
San Francisco to Milwaukee flights
Palm Springs to O'Hare Intl flights
Long Beach to O'Hare Intl flights
Las Vegas to Minneapolis flights
San Francisco to Madison flights
Los Angeles to Milwaukee flights
San Diego to Madison flights
San Diego to Milwaukee flights
Los Angeles to Madison flights
Palm Springs to Minneapolis flights
Burbank to Minneapolis flights
Oakland to Milwaukee flights
Sacramento to Madison flights
Ontario to Milwaukee flights
Reno to Minneapolis flights
San Jose to Milwaukee flights
Las Vegas to Milwaukee flights
Los Angeles to Green Bay flights
Burbank to Milwaukee flights
Santa Barbara to O'Hare Intl flights
Santa Ana to Milwaukee flights
Santa Ana to Madison flights
Oakland to Minneapolis flights
Fresno to Minneapolis flights
Sacramento to Milwaukee flights
San Diego to Appleton flights
San Diego to Green Bay flights
Reno to Milwaukee flights
Los Angeles to Appleton flights
Bakersfield to O'Hare Intl flights

Top 3 airlines flying from Ontario to Madison

Discover the top 3 airlines that operate flights from Ontario to Madison. 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 avril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$72Average$237FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$288Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$478FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.