$176+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSN
Jul 7 — Jul 141
Round-trip
1 adult, Economy
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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.Cheap flight deals from Ontario to Madison
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Best
Last-minute
One-way
Cheapest flights from Ontario to MadisonExplore 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 June 7, 2026.
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 June 7, 2026.
This Travelocity deal was found by Cheapflights users on 6/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
ONT
- MSN
1 stop6h 19m
Frontier
Tue 9/87:59 pm
MSN
- ONT
1 stop19h 58m
Frontier
Deal found 6/6![Frontier logo]()
$310
This Expedia deal was found by Cheapflights users on 6/6. 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.
Tue 8/1110:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Sun 8/167:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/6![Frontier logo]()
$330
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/125:00 am
ONT
- MSN
1 stop6h 13m
United Airlines
Sat 9/192:44 pm
MSN
- ONT
1 stop7h 13m
United Airlines
Deal found 6/6![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 6/6. 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 8/186:01 pm
ONT
- MSN
2 stops12h 15m
Delta
Tue 9/86:15 am
MSN
- ONT
2 stops8h 14m
Delta
Deal found 6/6![Delta logo]()
$342
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:50 am
ONT
- MSN
1 stop6h 19m
Frontier
Sun 8/307:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Deal found 6/4![Frontier logo]()
$343
This Delta deal was found by Cheapflights users on 6/6. 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 9/112:00 pm
ONT
- MSN
1 stop8h 38m
Delta
Fri 9/2511:33 am
MSN
- ONT
1 stop8h 31m
Delta
Deal found 6/6![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/117:00 am
ONT
- MSN
1 stop5h 59m
United Airlines
Sat 9/195:00 am
MSN
- ONT
2 stops9h 12m
United Airlines
Deal found 6/6![United Airlines logo]()
$350
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:59 am
ONT
- MSN
1 stop8h 40m
Delta
Sun 9/2711:33 am
MSN
- ONT
2 stops14h 04m
Delta
Deal found 6/4![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 6/6. 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.
Thu 9/312:00 pm
ONT
- MSN
1 stop8h 38m
Delta
Fri 9/2511:33 am
MSN
- ONT
1 stop8h 31m
Delta
Deal found 6/6![Delta logo]()
$359
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Tue 7/77:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/2![Frontier logo]()
$360
Best flights from Ontario to MadisonDiscover carefully curated flight deals from Ontario to Madison that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
Discover carefully curated flight deals from Ontario to Madison that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 7, 2026.
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/127:00 am
ONT
- MSN
1 stop8h 14m
United Airlines
Sat 9/195:00 am
MSN
- ONT
2 stops9h 12m
United Airlines
Deal found 6/6![United Airlines logo]()
$336
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Sun 7/197:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/2![Frontier logo]()
$479
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:01 pm
ONT
- MSN
2 stops12h 10m
Delta
Mon 7/2012:03 pm
MSN
- ONT
2 stops12h 49m
Delta
Deal found 6/4![Delta logo]()
$634
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/117:00 am
ONT
- MSN
1 stop5h 59m
United Airlines
Sat 9/192:44 pm
MSN
- ONT
1 stop7h 13m
United Airlines
Deal found 6/6![United Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/117:00 am
ONT
- MSN
1 stop5h 59m
United Airlines
Fri 9/184:13 pm
MSN
- ONT
1 stop8h 46m
United Airlines
Deal found 6/6![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/6. 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 8/255:00 am
ONT
- MSN
1 stop6h 13m
United Airlines
Sat 8/293:55 pm
MSN
- ONT
1 stop8h 40m
United Airlines
Deal found 6/6![United Airlines logo]()
$431
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 9/255:00 am
ONT
- MSN
1 stop6h 13m
United Airlines
Sun 9/274:31 pm
MSN
- ONT
1 stop7h 55m
United Airlines
Deal found 6/4![United Airlines logo]()
$482
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:00 am
ONT
- MSN
2 stops13h 53m
United Airlines
Sat 8/228:44 am
MSN
- ONT
2 stops13h 17m
United Airlines
Deal found 6/3![United Airlines logo]()
$551
Last-minute flights from Ontario to MadisonDiscover last-minute flight deals from Ontario to Madison. Data last updated June 7, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Madison. Data last updated June 7, 2026 and is based on user searches.
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.
Wed 6/101:11 pm
ONT
- MSN
1 stop6h 31m
American Airlines
Sat 6/136:46 am
MSN
- ONT
1 stop7h 05m
American Airlines
Deal found 6/3![American Airlines logo]()
$427
This CheapOair deal was found by Cheapflights users on 6/5. 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.
Thu 6/116:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Tue 6/307:59 pm
MSN
- ONT
1 stop16h 06m
Frontier
Deal found 6/5![Frontier logo]()
$450
This American Airlines deal was found by Cheapflights users on 6/5. 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 6/1911:59 pm
ONT
- MSN
1 stop8h 39m
American Airlines
Tue 6/236:46 am
MSN
- ONT
1 stop8h 42m
American Airlines
Deal found 6/5![American Airlines logo]()
$419
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Tue 7/77:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/2![Frontier logo]()
$360
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2810:50 am
ONT
- MSN
1 stop6h 09m
Frontier
Thu 7/27:59 pm
MSN
- ONT
1 stop5h 50m
Frontier
Deal found 6/2![Frontier logo]()
$454
This American Airlines deal was found by Cheapflights users on 6/6. 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 7/32:15 pm
ONT
- MSN
1 stop6h 38m
American Airlines
Sat 7/48:00 am
MSN
- ONT
1 stop6h 02m
American Airlines
Deal found 6/6![American Airlines logo]()
$431
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 7/36:10 am
ONT
- MSN
1 stop6h 55m
United Airlines
Fri 7/35:45 pm
MSN
- ONT
1 stop7h 06m
United Airlines
Deal found 6/4![United Airlines logo]()
$443
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/56:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Sun 7/127:55 pm
MSN
- ONT
1 stop16h 09m
Frontier
Deal found 6/2![Frontier logo]()
$363
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 7/96:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Thu 7/167:55 pm
MSN
- ONT
1 stop5h 55m
Frontier
Deal found 6/3![Frontier logo]()
$439
One-way flights from Ontario to MadisonSearch for one-way flight options from Ontario to Madison. Find affordable one-way fares based on user searches. Data last updated June 7, 2026.
Search for one-way flight options from Ontario to Madison. Find affordable one-way fares based on user searches. Data last updated June 7, 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.
Sun 7/510:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Deal found 6/2![Frontier logo]()
$176
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.
Sun 7/126:00 am
ONT
- MSN
1 stop11h 10m
Frontier
Deal found 6/3![Frontier logo]()
$181
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.
Thu 7/910:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Deal found 6/2![Frontier logo]()
$195
This Frontier deal was found by Cheapflights users on 6/7. 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 6/306:00 am
ONT
- MSN
1 stop11h 09m
Frontier
Deal found 6/7![Frontier logo]()
$201
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.
Mon 10/126:00 am
ONT
- MSN
1 stop10h 47m
Frontier
Deal found 6/4![Frontier logo]()
$231
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.
Tue 7/710:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Deal found 6/3![Frontier logo]()
$240
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:50 am
ONT
- MSN
1 stop8h 53m
Delta
Deal found 6/4![Delta logo]()
$253
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:50 pm
ONT
- MSN
2 stops14h 25m
Delta
Deal found 6/4![Delta logo]()
$258
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.
Sun 8/1610:49 am
ONT
- MSN
1 stop6h 21m
Frontier
Deal found 6/4![Frontier logo]()
$260
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.
Sat 8/1512:59 pm
ONT
- MSN
1 stop5h 49m
American Airlines
Deal found 6/3![American Airlines logo]()
$263
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.
Sun 6/286:00 am
ONT
- MSN
1 stop10h 59m
Frontier
Deal found 6/4![Frontier logo]()
$271
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:50 pm
ONT
- MSN
2 stops14h 25m
Delta
Deal found 6/4![Delta logo]()
$273
Find 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 June 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $330 (Expedia) |
One-way from | $176 (Frontier) |
Popular in | March |
Cheapest in | January |
Average price | $612 |
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 June 7, 2026.
Use the filters below to find and compare flights from Ontario to Madison that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Sat 9/12
7:00 am-5:14 pm
1 stop8h 14m
Madison Truax Field
Sat 9/19
5:00 am-12:12 pm
2 stops9h 12m
$336
Quickest round-trip
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Fri 9/11
7:00 am-2:59 pm
1 stop5h 59m
Madison Truax Field
Sat 9/19
2:44 pm-7:57 pm
1 stop7h 13m
$345
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Fri 9/11
7:00 am-2:59 pm
1 stop5h 59m
Madison Truax Field
Fri 9/18
4:13 pm-10:59 pm
1 stop8h 46m
$359
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Tue 8/25
5:00 am-1:13 pm
1 stop6h 13m
Madison Truax Field
Sat 8/29
3:55 pm-10:35 pm
1 stop8h 40m
$431
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Thu 7/16
10:49 am-7:10 pm
1 stop6h 21m
Madison Truax Field
Sun 7/19
7:55 pm-10:04 am
1 stop16h 09m
$479
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Fri 9/25
5:00 am-1:13 pm
1 stop6h 13m
Madison Truax Field
Sun 9/27
4:31 pm-10:26 pm
1 stop7h 55m
$482
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Tue 8/18
5:00 am-8:53 pm
2 stops13h 53m
Madison Truax Field
Sat 8/22
8:44 am-8:01 pm
2 stops13h 17m
$551
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Wed 7/15
6:01 pm-8:11 am
2 stops12h 10m
Madison Truax Field
Mon 7/20
12:03 pm-10:52 pm
2 stops12h 49m
$634
Cheapest one-way
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Fri 7/3
11:50 am-10:43 pm
1 stop8h 53m
$253
OntarioMadison
ONT - MSN
ONTMSN
Ontario
Fri 8/14
12:00 pm-10:32 pm
1 stop8h 32m
$289
Showing 1-10 of 16 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 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 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.
ONT-MSN
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
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 June 7, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Ontario to Madison by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.3
Entertainment
7.1
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
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.
Traveling to a place near Madison?
Book flights to Madison if you plan to visit one of these locationsPortage
Sun Prairie
Middleton
Baraboo
Fitchburg
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Alternative routes for Ontario to Madison
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Complete your trip
Complete your trip to Madison by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Madison by cabin class
Find flights from Ontario to Madison, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Madison
Explore flights to Madison departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 7, 2026.
Ontario and Madison flights
Browse other Ontario and Madison flight options. Last updated on June 7, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on June 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Madison
Discover the top 2 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 June 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$575 | FlexibilityNo cancel fee | On-time71% |