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Cheap flights from Madison to Los Angeles from $111

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Madison to Los Angeles departing on 4/23. 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 Madison to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:37 pm - 7:31 am
MSN
-
ONT
18h 54m
1 stop
Frontier Logo
6:00 am - 7:14 pm
ONT
-
MSN
11h 14m
1 stop
$241Frontier
Sun, May 3 - Sun, May 10
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
10:50 am - 7:14 pm
ONT
-
MSN
6h 24m
1 stop
$250Frontier
Sat, May 23 - Sat, May 30
Frontier Logo
2:37 pm - 7:31 am
MSN
-
ONT
18h 54m
1 stop
Frontier Logo
12:59 am - 1:52 pm
ONT
-
MSN
10h 53m
1 stop
$281Frontier
Thu, Apr 16 - Sat, Apr 18
Frontier Logo
2:37 pm - 7:31 am
MSN
-
ONT
18h 54m
1 stop
Frontier Logo
12:59 am - 1:52 pm
ONT
-
MSN
10h 53m
1 stop
$336Frontier
Thu, Apr 16 - Sat, Apr 18
American Airlines Logo
7:00 am - 1:18 pm
MSN
-
ONT
8h 18m
1 stop
American Airlines Logo
10:26 pm - 10:55 am
ONT
-
MSN
10h 29m
1 stop
$348American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
11:50 am - 6:38 pm
MSN
-
ONT
8h 48m
1 stop
American Airlines Logo
2:18 pm - 11:07 pm
ONT
-
MSN
6h 49m
1 stop
$349American Airlines
Sat, May 16 - Sat, May 23
American Airlines Logo
11:50 am - 7:34 pm
MSN
-
ONT
9h 44m
2 stops
American Airlines Logo
6:15 am - 2:21 pm
ONT
-
MSN
6h 06m
1 stop
$354American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
11:50 am - 7:34 pm
MSN
-
ONT
9h 44m
2 stops
American Airlines Logo
6:15 am - 5:22 pm
ONT
-
MSN
9h 07m
2 stops
$359American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
3:29 pm - 10:36 pm
MSN
-
ONT
9h 07m
1 stop
American Airlines Logo
2:08 pm - 10:32 pm
ONT
-
MSN
6h 24m
1 stop
$369American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
11:50 am - 7:34 pm
MSN
-
ONT
9h 44m
2 stops
American Airlines Logo
2:08 pm - 10:32 pm
ONT
-
MSN
6h 24m
1 stop
$374American Airlines
Sat, Apr 18 - Sat, Apr 25

Frontier flights from Madison to Ontario

Our best Frontier deals on Madison to Ontario flight tickets
Frontier
May 3
MSN2:37 pmMadison Truax Field
18h 54m
1 stop
ONT7:31 amOntario
May 10
ONT6:00 amOntario
11h 14m
1 stop
MSN7:14 pmMadison Truax Field
$241
Frontier
May 23
MSN7:59 pmMadison Truax Field
5h 50m
1 stop
ONT11:49 pmOntario
May 30
ONT10:50 amOntario
6h 24m
1 stop
MSN7:14 pmMadison Truax Field
$250
Frontier
Apr 16
MSN2:37 pmMadison Truax Field
18h 54m
1 stop
ONT7:31 amOntario
Apr 18
ONT12:59 amOntario
10h 53m
1 stop
MSN1:52 pmMadison Truax Field
$281

Delta flights from Madison to Ontario

Our best Delta deals on Madison to Ontario flight tickets
Delta
May 3
MSN6:00 amMadison Truax Field
8h 14m
2 stops
ONT12:14 pmOntario
May 10
ONT5:50 pmOntario
12h 36m
2 stops
MSN8:26 amMadison Truax Field
$379
Delta
Mar 31
MSN5:30 amMadison Truax Field
8h 17m
1 stop
ONT11:47 amOntario
Apr 8
ONT10:25 pmOntario
10h 06m
1 stop
MSN10:31 amMadison Truax Field
$394
Delta
Apr 2
MSN5:30 amMadison Truax Field
8h 17m
1 stop
ONT11:47 amOntario
Apr 8
ONT10:25 pmOntario
10h 06m
1 stop
MSN10:31 amMadison Truax Field
$484

momondo 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, momondo users made 832,500 searches. Data last updated March 19, 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

Price

Cheapest round-trip

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sun 5/3

2:37 pm-7:31 am

1 stop18h 54m

Ontario

Sun 5/10

6:00 am-7:14 pm

1 stop11h 14m

$241
Quickest round-trip

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 5/23

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Sat 5/30

10:50 am-7:14 pm

1 stop6h 24m

$250

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 4/16

2:37 pm-7:31 am

1 stop18h 54m

Ontario

Sat 4/18

12:59 am-1:52 pm

1 stop10h 53m

$281

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 4/16

2:37 pm-7:31 am

1 stop18h 54m

Ontario

Sat 4/18

12:59 am-1:52 pm

1 stop10h 53m

$336

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Tue 4/28

7:00 am-1:18 pm

1 stop8h 18m

Ontario

Tue 5/5

10:26 pm-10:55 am

1 stop10h 29m

$348

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 5/16

11:50 am-6:38 pm

1 stop8h 48m

Ontario

Sat 5/23

2:18 pm-11:07 pm

1 stop6h 49m

$349

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 4/18

11:50 am-7:34 pm

2 stops9h 44m

Ontario

Sat 4/25

6:15 am-2:21 pm

1 stop6h 06m

$354

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 4/18

11:50 am-7:34 pm

2 stops9h 44m

Ontario

Sat 4/25

6:15 am-5:22 pm

2 stops9h 07m

$359

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 4/18

3:29 pm-10:36 pm

1 stop9h 07m

Ontario

Sat 4/25

2:08 pm-10:32 pm

1 stop6h 24m

$369

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sat 4/18

11:50 am-7:34 pm

2 stops9h 44m

Ontario

Sat 4/25

2:08 pm-10:32 pm

1 stop6h 24m

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Madison to Ontario

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 Ontario?

In general, January is the cheapest month to fly from Madison to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $331. If you aren’t able to travel during the month of January, then book flights to Ontario from Madison during March instead. Flights to Ontario in March, while not as cheap as those in January, still average around $361.

When to book flights from Madison to Ontario

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

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

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

Fastest flight time

5h 36m

Direct flights

None
The fastest flight from Madison to Ontario takes 5h 36m
There are no direct flights from Madison to Ontario. There are no popular flight routes from Madison to Ontario.
Search flight deals

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

    The distance between Madison Truax Field and Ontario is about 1637.1 mi. In terms of flight time, this usually takes a little over 5h 36m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Madison Truax Field Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario 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 Ontario 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 Madison to Ontario?

Best airlines flying from Madison to Ontario

Compare and see reviews for airlines that fly from Madison to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,472 reviews
Search American Airlines flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,439 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Madison to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Ontario from Madison which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Madison and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Madison to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Sat 4/18
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