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Cheap flights from Madison to Los Angeles from $105

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 6/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
6:00 am - 7:14 pm
ONT
-
MSN
11h 14m
1 stop
$210Frontier
Sat, May 30 - Sat, Jun 6
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
6:00 am - 7:14 pm
ONT
-
MSN
11h 14m
1 stop
$215Frontier
Thu, May 21 - Sun, May 24
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
10:50 am - 7:09 pm
ONT
-
MSN
6h 19m
1 stop
$224Frontier
Thu, Aug 27 - Tue, Sep 1
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
10:50 am - 7:09 pm
ONT
-
MSN
6h 19m
1 stop
$230Frontier
Tue, Jun 16 - Tue, Jun 23
Frontier Logo
7:59 pm - 11:50 pm
MSN
-
ONT
5h 51m
1 stop
Frontier Logo
6:00 am - 7:10 pm
ONT
-
MSN
11h 10m
1 stop
$250Frontier
Sun, Jul 12 - Sun, Jul 19
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
10:50 am - 7:09 pm
ONT
-
MSN
6h 19m
1 stop
$270Frontier
Thu, Jun 18 - Sun, Jun 21
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
6:00 am - 7:10 pm
ONT
-
MSN
11h 10m
1 stop
$314Frontier
Thu, Jul 2 - Tue, Jul 28
Frontier Logo
7:59 pm - 11:50 pm
MSN
-
ONT
5h 51m
1 stop
Frontier Logo
6:00 am - 7:10 pm
ONT
-
MSN
11h 10m
1 stop
$315Frontier
Tue, Jul 7 - Thu, Jul 23
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
6:00 am - 7:10 pm
ONT
-
MSN
11h 10m
1 stop
$334Frontier
Thu, Jul 2 - Sun, Jul 26
Frontier Logo
7:59 pm - 11:49 pm
MSN
-
ONT
5h 50m
1 stop
Frontier Logo
6:00 am - 7:09 pm
ONT
-
MSN
11h 09m
1 stop
$335Frontier
Tue, Jun 16 - Tue, Jun 30

Frontier flights from Madison to Ontario

Our best Frontier deals on Madison to Ontario flight tickets
Frontier
May 30
MSN7:59 pmMadison Truax Field
5h 50m
1 stop
ONT11:49 pmOntario
Jun 6
ONT6:00 amOntario
11h 14m
1 stop
MSN7:14 pmMadison Truax Field
$210
Frontier
May 21
MSN7:59 pmMadison Truax Field
5h 50m
1 stop
ONT11:49 pmOntario
May 24
ONT6:00 amOntario
11h 14m
1 stop
MSN7:14 pmMadison Truax Field
$215
Frontier
Aug 27
MSN7:59 pmMadison Truax Field
5h 50m
1 stop
ONT11:49 pmOntario
Sep 1
ONT10:50 amOntario
6h 19m
1 stop
MSN7:09 pmMadison Truax Field
$224

United Airlines flights from Madison to Ontario

Our best United Airlines deals on Madison to Ontario flight tickets
United Airlines
Sep 1
MSN10:49 amMadison Truax Field
9h 30m
1 stop
ONT6:19 pmOntario
Sep 5
ONT7:00 amOntario
5h 53m
1 stop
MSN2:53 pmMadison Truax Field
$391
United Airlines
Sep 1
MSN10:49 amMadison Truax Field
14h 09m
2 stops
ONT10:58 pmOntario
Sep 5
ONT7:00 amOntario
5h 53m
1 stop
MSN2:53 pmMadison Truax Field
$396
United Airlines
Sep 1
MSN10:49 amMadison Truax Field
12h 03m
2 stops
ONT8:52 pmOntario
Sep 5
ONT7:13 pmOntario
12h 31m
2 stops
MSN9:44 amMadison Truax Field
$401

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 May 4, 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

Sat 5/30

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Sat 6/6

6:00 am-7:14 pm

1 stop11h 14m

$210

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 5/21

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Sun 5/24

6:00 am-7:14 pm

1 stop11h 14m

$215
Quickest round-trip

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 8/27

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Tue 9/1

10:50 am-7:09 pm

1 stop6h 19m

$224

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Tue 6/16

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Tue 6/23

10:50 am-7:09 pm

1 stop6h 19m

$230

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Sun 7/12

7:59 pm-11:50 pm

1 stop5h 51m

Ontario

Sun 7/19

6:00 am-7:10 pm

1 stop11h 10m

$250

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 6/18

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Sun 6/21

10:50 am-7:09 pm

1 stop6h 19m

$270

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 7/2

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Tue 7/28

6:00 am-7:10 pm

1 stop11h 10m

$314

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Tue 7/7

7:59 pm-11:50 pm

1 stop5h 51m

Ontario

Thu 7/23

6:00 am-7:10 pm

1 stop11h 10m

$315

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Thu 7/2

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Sun 7/26

6:00 am-7:10 pm

1 stop11h 10m

$334

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

Tue 6/16

7:59 pm-11:49 pm

1 stop5h 50m

Ontario

Tue 6/30

6:00 am-7:09 pm

1 stop11h 09m

$335

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 Los Angeles from

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 typical price of a round-trip flight between Madison and Ontario?

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 August instead. Flights to Ontario in August, while not as cheap as those in January, still average around $377.

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 50m

Direct flights

None
The fastest flight from Madison to Ontario takes 5h 50m
There are no direct flights from Madison to Ontario. There are no popular flight routes from Madison to Ontario.
Search flight deals

Frequently asked questions about flying from Madison to Ontario

  • 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 50m.

  • 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 $313Free CancellationRating
7.1
11,672 reviews
Search American Airlines flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,680 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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