$155+ Cheap flights from Madison to Ontario (MSN - ONT)
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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — ONT
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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Find cheap flights from Madison to Ontario with Cheapflights
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Madison to Ontario
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Best
Last-minute
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Cheapest flights from Madison to OntarioExplore the most affordable flight options available from Madison to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
Explore the most affordable flight options available from Madison to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
This Frontier deal was found by Cheapflights users on 6/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Tue 8/256:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Deal found 6/2![Frontier logo]()
$310
This Frontier deal was found by Cheapflights users on 6/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Tue 8/46:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Deal found 6/1![Frontier logo]()
$329
This Orbitz deal was found by Cheapflights users on 6/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Sun 9/66:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Deal found 6/3![Frontier logo]()
$330
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 7/15:11 pm
MSN
- ONT
1 stop8h 48m
American Airlines
Wed 7/82:15 pm
ONT
- MSN
1 stop6h 38m
American Airlines
Deal found 6/4![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 6/305:11 pm
MSN
- ONT
1 stop8h 48m
American Airlines
Fri 7/32:15 pm
ONT
- MSN
1 stop6h 38m
American Airlines
Deal found 6/2![American Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 6/1. 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.
Sun 8/306:05 am
MSN
- ONT
2 stops8h 00m
Delta
Sat 9/512:00 pm
ONT
- MSN
1 stop8h 32m
Delta
Deal found 6/1![Delta logo]()
$345
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Thu 7/22:42 pm
MSN
- ONT
1 stop5h 36m
American Airlines
Sun 7/511:59 pm
ONT
- MSN
1 stop8h 39m
American Airlines
Deal found 6/3![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/2. 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.
Sat 8/296:05 am
MSN
- ONT
2 stops8h 00m
Delta
Fri 9/410:00 pm
ONT
- MSN
2 stops11h 26m
Delta
Deal found 6/2![Delta logo]()
$350
This Delta deal was found by Cheapflights users on 6/2. 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.
Tue 6/305:45 pm
MSN
- ONT
2 stops8h 04m
Delta
Fri 7/311:50 am
ONT
- MSN
1 stop8h 53m
Delta
Deal found 6/2![Delta logo]()
$354
Best flights from Madison to OntarioDiscover carefully curated flight deals from Madison to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
Discover carefully curated flight deals from Madison to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
This Delta deal was found by Cheapflights users on 6/1. 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.
Sun 8/306:05 am
MSN
- ONT
2 stops8h 00m
Delta
Sat 9/512:00 pm
ONT
- MSN
1 stop8h 32m
Delta
Deal found 6/1![Delta logo]()
$345
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Thu 7/168:00 am
MSN
- ONT
1 stop6h 02m
American Airlines
Sat 7/186:11 am
ONT
- MSN
1 stop5h 51m
American Airlines
Deal found 5/31![American Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 9/12:50 pm
MSN
- ONT
1 stop8h 03m
United Airlines
Sat 9/57:00 am
ONT
- MSN
1 stop5h 59m
United Airlines
Deal found 6/2![United Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 7/45:00 am
MSN
- ONT
2 stops9h 47m
United Airlines
Sun 7/55:00 am
ONT
- MSN
1 stop7h 10m
United Airlines
Deal found 6/1![United Airlines logo]()
$575
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 6/275:00 am
MSN
- ONT
2 stops9h 12m
United Airlines
Tue 6/305:00 am
ONT
- MSN
1 stop7h 10m
United Airlines
Deal found 6/1![United Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Fri 6/123:53 pm
MSN
- ONT
1 stop8h 58m
United Airlines
Sun 6/141:18 pm
ONT
- MSN
1 stop8h 41m
United Airlines
Deal found 5/31![United Airlines logo]()
$659
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sun 8/302:50 pm
MSN
- ONT
1 stop8h 03m
United Airlines
Mon 9/75:00 am
ONT
- MSN
1 stop6h 13m
United Airlines
Deal found 6/2![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Fri 7/175:45 pm
MSN
- ONT
1 stop7h 06m
United Airlines
Wed 7/221:18 pm
ONT
- MSN
1 stop8h 41m
United Airlines
Deal found 6/4![United Airlines logo]()
$709
Last-minute flights from Madison to OntarioDiscover last-minute flight deals from Madison to Ontario. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Madison to Ontario. Data last updated June 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Fri 6/262:39 pm
MSN
- ONT
1 stop5h 42m
American Airlines
Fri 7/32:15 pm
ONT
- MSN
1 stop6h 38m
American Airlines
Deal found 6/1![American Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 6/305:11 pm
MSN
- ONT
1 stop8h 48m
American Airlines
Fri 7/32:15 pm
ONT
- MSN
1 stop6h 38m
American Airlines
Deal found 6/2![American Airlines logo]()
$340
This Delta deal was found by Cheapflights users on 6/3. 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.
Tue 6/305:45 pm
MSN
- ONT
2 stops8h 04m
Delta
Fri 7/37:05 am
ONT
- MSN
2 stops12h 25m
Delta
Deal found 6/3![Delta logo]()
$350
This American Airlines deal was found by Cheapflights users on 6/4. 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.
Wed 7/12:39 pm
MSN
- ONT
1 stop5h 42m
American Airlines
Wed 7/81:11 pm
ONT
- MSN
1 stop6h 46m
American Airlines
Deal found 6/4![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Thu 7/22:42 pm
MSN
- ONT
1 stop5h 36m
American Airlines
Sun 7/511:59 pm
ONT
- MSN
1 stop8h 39m
American Airlines
Deal found 6/3![American Airlines logo]()
$349
This Frontier deal was found by Cheapflights users on 6/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Sun 7/266:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Deal found 6/4![Frontier logo]()
$330
This Frontier deal was found by Cheapflights users on 6/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Tue 8/46:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Deal found 6/1![Frontier logo]()
$329
One-way flights from Madison to OntarioSearch for one-way flight options from Madison to Ontario. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
Search for one-way flight options from Madison to Ontario. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Frontier deal was found by Cheapflights users on 5/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Deal found 5/31![Frontier logo]()
$155
This Frontier deal was found by Cheapflights users on 6/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Deal found 6/1![Frontier logo]()
$169
This Frontier deal was found by Cheapflights users on 6/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Deal found 6/3![Frontier logo]()
$174
This CheapOair deal was found by Cheapflights users on 5/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Deal found 5/31![Frontier logo]()
$186
This Booking.com deal was found by Cheapflights users on 6/1. 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.
Sun 8/167:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/1![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 6/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:59 pm
MSN
- ONT
1 stop5h 50m
Frontier
Deal found 6/2![Frontier logo]()
$195
This Expedia deal was found by Cheapflights users on 6/4. 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.
Thu 8/207:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Deal found 6/4![Frontier logo]()
$201
This Mytrip deal was found by Cheapflights users on 6/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Deal found 6/1![Frontier logo]()
$205
This CheapOair deal was found by Cheapflights users on 6/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/1![Frontier logo]()
$206
This Delta deal was found by Cheapflights users on 6/1. 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.
Mon 8/176:05 am
MSN
- ONT
2 stops8h 00m
Delta
Deal found 6/1![Delta logo]()
$221
This Frontier deal was found by Cheapflights users on 6/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/117:59 pm
MSN
- ONT
1 stop5h 50m
Frontier
Deal found 6/1![Frontier logo]()
$225
Find flight deals from Madison to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) to Ontario (ONT). 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 June 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $310 (Frontier) |
One-way from | $155 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $559 |
Cheapflights Fare Finder
Customize your flight search to find flights from Madison 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 2,558,603 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Madison to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Sun 8/30
6:05 am-12:05 pm
2 stops8h 00m
Ontario
Sat 9/5
12:00 pm-10:32 pm
1 stop8h 32m
$345
Quickest round-trip
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Thu 7/16
8:00 am-12:02 pm
1 stop6h 02m
Ontario
Sat 7/18
6:11 am-2:02 pm
1 stop5h 51m
$410
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Tue 9/1
2:50 pm-8:53 pm
1 stop8h 03m
Ontario
Sat 9/5
7:00 am-2:59 pm
1 stop5h 59m
$431
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Sat 7/4
5:00 am-12:47 pm
2 stops9h 47m
Ontario
Sun 7/5
5:00 am-2:10 pm
1 stop7h 10m
$575
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Sat 6/27
5:00 am-12:12 pm
2 stops9h 12m
Ontario
Tue 6/30
5:00 am-2:10 pm
1 stop7h 10m
$614
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Fri 6/12
3:53 pm-10:51 pm
1 stop8h 58m
Ontario
Sun 6/14
1:18 pm-11:59 pm
1 stop8h 41m
$659
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Sun 8/30
2:50 pm-8:53 pm
1 stop8h 03m
Ontario
Mon 9/7
5:00 am-1:13 pm
1 stop6h 13m
$709
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Fri 7/17
5:45 pm-10:51 pm
1 stop7h 06m
Ontario
Wed 7/22
1:18 pm-11:59 pm
1 stop8h 41m
$709
Cheapest one-way
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Wed 9/16
10:47 am-8:01 pm
2 stops11h 14m
$244
MadisonOntario
MSN - ONT
MSNONT
Madison Truax Field
Mon 8/17
7:05 am-1:31 pm
1 stop8h 26m
$263
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Madison to Ontario
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 Madison to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Madison-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madison-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madison-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Madison-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub 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 Madison-Ontario 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 Madison to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Madison with our price prediction graph.
MSN-ONT
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 Madison to Ontario
What is the cheapest month to book a flight from Madison to Ontario?
Currently, January is the cheapest month in which you can book a flight from Madison to Ontario (average of $331). Flying from Madison to Ontario in March is currently the most expensive (average of $608). 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.
How much does it cost to fly round-trip from Madison to Ontario?
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 June 5, 2026.
Read through reviews of airlines operating flights from Madison to Ontario, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Food
6.6
Comfort
7.3
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Entertainment
7.1
Food
6.6
Comfort
7.3
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Entertainment
7.1
Food
6.6
Comfort
7.3
Overall
7.4
Crew
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Related info for your journey
Find useful and relevant information for your journey from Madison to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Complete your trip
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Other flights from Madison
Popular flights
Alternative routes for Madison to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Madison to Ontario by cabin class
Find flights from Madison to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 5, 2026.
Madison and Ontario flights
Browse other Madison and Ontario flight options. Last updated on June 5, 2026.
Other flights from Madison
Browse through other flights departing from Madison. Flights are based on user searches made on Cheapflights and were last updated on June 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Madison to Ontario
Discover the top 2 airlines that operate flights from Madison 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 2,558,603 searches. Data last updated June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$416 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$323 | Average$460 | FlexibilityNo cancel fee | On-time71% |