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Cheap flights from Ontario to Madison from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Madison departing on 9/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Madison

Cheap round-trip flights

Frontier Logo
6:53 am - 7:15 pmONT-MSN
10h 22m1 stop
Frontier Logo
8:00 pm - 11:50 pmMSN-ONT
5h 50m1 stop
$255Frontier
Find Deal
jue., oct. 30 - lun., nov. 3
Frontier Logo
8:59 pm - 7:14 pmONT-MSN
20h 15m1 stop
Frontier Logo
7:59 pm - 11:50 pmMSN-ONT
29h 51m1 stop
$265Frontier
Find Deal
dom., oct. 5 - vie., oct. 10
Multiple Airlines Logo
8:00 am - 9:08 amONT-MSN
23h 08m2 stops
Multiple Airlines Logo
7:59 pm - 11:50 pmMSN-ONT
29h 51m1 stop
$288Multiple Airlines
Find Deal
mar., oct. 7 - vie., oct. 10
United Airlines Logo
1:15 pm - 9:02 pmONT-MSN
5h 47m1 stop
United Airlines Logo
10:51 am - 6:06 pmMSN-ONT
9h 15m1 stop
$289United Airlines
Find Deal
mar., oct. 7 - sáb., oct. 11
United Airlines Logo
9:36 am - 10:28 pmONT-MSN
10h 52m2 stops
United Airlines Logo
12:26 pm - 6:06 pmMSN-ONT
7h 40m1 stop
$294United Airlines
Find Deal
mar., oct. 7 - sáb., oct. 11
Delta Logo
11:36 am - 10:45 pmONT-MSN
9h 09m1 stop
Delta Logo
1:25 pm - 7:19 pmMSN-ONT
7h 54m1 stop
$340Delta
Find Deal
sáb., nov. 1 - sáb., nov. 8
American Airlines Logo
1:00 pm - 9:35 pmONT-MSN
6h 35m1 stop
American Airlines Logo
5:46 pm - 10:42 pmMSN-ONT
6h 56m1 stop
$354American Airlines
Find Deal
jue., oct. 16 - mar., oct. 21
Delta Logo
5:50 pm - 10:18 amONT-MSN
14h 28m2 stops
Delta Logo
6:00 am - 12:14 pmMSN-ONT
8h 14m2 stops
$364Delta
Find Deal
vie., oct. 17 - mar., oct. 21
American Airlines Logo
1:10 pm - 9:45 pmONT-MSN
6h 35m1 stop
American Airlines Logo
2:45 pm - 6:59 pmMSN-ONT
6h 14m1 stop
$379American Airlines
Find Deal
vie., oct. 3 - lun., oct. 6
Multiple Airlines Logo
10:28 pm - 9:08 amONT-MSN
32h 40m2 stops
Multiple Airlines Logo
7:59 pm - 7:54 pmMSN-ONT
25h 55m1 stop
$382Multiple Airlines
Find Deal
lun., sep. 29 - vie., oct. 3

Frontier flights from Ontario to Madison

Our best Frontier deals on Ontario to Madison flight tickets
Frontier
Oct 30
ONT6:53 amOntario
10h 22m
1 stop
MSN7:15 pmMadison Truax Field
Nov 3
MSN8:00 pmMadison Truax Field
5h 50m
1 stop
ONT11:50 pmOntario
$255
Find similar
Frontier
Oct 5
ONT8:59 pmOntario
20h 15m
1 stop
MSN7:14 pmMadison Truax Field
Oct 10
MSN7:59 pmMadison Truax Field
29h 51m
1 stop
ONT11:50 pmOntario
$265
Find similar
Frontier
Oct 5
ONT7:15 pmOntario
21h 59m
2 stops
MSN7:14 pmMadison Truax Field
Oct 10
MSN7:59 pmMadison Truax Field
29h 51m
1 stop
ONT11:50 pmOntario
$271
Find similar

United Airlines flights from Ontario to Madison

Our best United Airlines deals on Ontario to Madison flight tickets
United Airlines
Oct 7
ONT1:15 pmOntario
5h 47m
1 stop
MSN9:02 pmMadison Truax Field
Oct 11
MSN10:51 amMadison Truax Field
9h 15m
1 stop
ONT6:06 pmOntario
$289
Find similar
United Airlines
Oct 7
ONT9:36 amOntario
10h 52m
2 stops
MSN10:28 pmMadison Truax Field
Oct 11
MSN12:26 pmMadison Truax Field
7h 40m
1 stop
ONT6:06 pmOntario
$294
Find similar
United Airlines
Oct 7
ONT9:36 amOntario
10h 52m
2 stops
MSN10:28 pmMadison Truax Field
Oct 11
MSN6:30 amMadison Truax Field
8h 21m
2 stops
ONT12:51 pmOntario
$352
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated septiembre 16, 2025.
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

Price

OntarioMadison

ONT - MSN

ONTMSN

Ontario

jue. 10/30

6:53 am-7:15 pm

1 stop10h 22m

Madison Truax Field

lun. 11/3

8:00 pm-11:50 pm

1 stop5h 50m

$255

OntarioMadison

ONT - MSN

ONTMSN

Ontario

dom. 10/5

8:59 pm-7:14 pm

1 stop20h 15m

Madison Truax Field

vie. 10/10

7:59 pm-11:50 pm

1 stop29h 51m

$265

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mar. 10/7

8:00 am-9:08 am

2 stops23h 08m

Madison Truax Field

vie. 10/10

7:59 pm-11:50 pm

1 stop29h 51m

$288

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mar. 10/7

1:15 pm-9:02 pm

1 stop5h 47m

Madison Truax Field

sáb. 10/11

10:51 am-6:06 pm

1 stop9h 15m

$289

OntarioMadison

ONT - MSN

ONTMSN

Ontario

mar. 10/7

9:36 am-10:28 pm

2 stops10h 52m

Madison Truax Field

sáb. 10/11

12:26 pm-6:06 pm

1 stop7h 40m

$294

OntarioMadison

ONT - MSN

ONTMSN

Ontario

sáb. 11/1

11:36 am-10:45 pm

1 stop9h 09m

Madison Truax Field

sáb. 11/8

1:25 pm-7:19 pm

1 stop7h 54m

$340

OntarioMadison

ONT - MSN

ONTMSN

Ontario

jue. 10/16

1:00 pm-9:35 pm

1 stop6h 35m

Madison Truax Field

mar. 10/21

5:46 pm-10:42 pm

1 stop6h 56m

$354

OntarioMadison

ONT - MSN

ONTMSN

Ontario

vie. 10/17

5:50 pm-10:18 am

2 stops14h 28m

Madison Truax Field

mar. 10/21

6:00 am-12:14 pm

2 stops8h 14m

$364

OntarioMadison

ONT - MSN

ONTMSN

Ontario

vie. 10/3

1:10 pm-9:45 pm

1 stop6h 35m

Madison Truax Field

lun. 10/6

2:45 pm-6:59 pm

1 stop6h 14m

$379

OntarioMadison

ONT - MSN

ONTMSN

Ontario

lun. 9/29

10:28 pm-9:08 am

2 stops32h 40m

Madison Truax Field

vie. 10/3

7:59 pm-7:54 pm

1 stop25h 55m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Madison from

How to get the cheapest flight ticket from Ontario to Madison

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Madison?

The month of January is, on average, the cheapest month to fly to Madison from Ontario, with most prices found around $313. If you’re not able to fly to Madison in January, then October is your next best option. Flight prices from Ontario to Madison during October average around $323.

What is the cheapest day to depart on your flight to Madison?

The cheapest day to depart from Ontario to Madison is on a Wednesday when prices can be found for as low as $228. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Madison on Saturday is $242.

What is the cheapest time of day to depart on your flight to Madison?

According to our data, the cheapest time of day to fly to Madison is in the morning. momondo users have found flights departing from Ontario to Madison in the morning for as low as $239. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Madison is at noon when prices are around $460.

How have Ontario to Madison flight prices changed over time?

When to book flights from Ontario to Madison

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Madison according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Madison (ONT to MSN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Madison

Direct flights

None
There are no direct flights from Ontario to Madison. There are no popular flight routes from Ontario to Madison.
Search flight deals

  • How far is Ontario to Madison Truax Field by plane?

    The straight-line distance from Ontario to Madison Truax Field is 1637.1 mi. Flights usually cover this in 5h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Madison Truax Field Airport?

    Prices for flights from Ontario Airport to Madison Truax Field Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Madison Truax Field Airport?

  • How old do you have to be to fly from Ontario Airport to Madison Truax Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Madison Truax Field Airport.

  • What documentation or ID do you need to fly to Madison Truax Field Airport?

    The travel and health documents you'll need for your trip to Madison Truax Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Madison Truax Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Madison?

Best airlines flying from Ontario to Madison

Compare and see reviews for airlines that fly from Ontario to Madison with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Madison?

Book flights to Madison if you plan to visit one of these locations
Wisconsin Dells
Baraboo
Middleton
Portage
Fitchburg
Sun Prairie
Cambridge
Oxford
Windsor
Evansville

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Madison?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Madison from Ontario.

Can I find flights from Ontario to Madison with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Madison flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Madison?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Madison from Ontario.

I’m not ready to book a flight from Ontario to Madison right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Madison now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Madison and let you know when they change.

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