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Cheap flights from Madison to Los Angeles from $91

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 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
3:00 pm - 11:59 pm
MSN
-
ONT
10h 59m1 stop
Frontier Logo
6:45 am - 2:15 pm
ONT
-
MSN
5h 30m1 stop
$278Frontier
mié., dic. 24 - mié., dic. 31
Frontier Logo
3:00 pm - 11:59 pm
MSN
-
ONT
10h 59m1 stop
Frontier Logo
6:45 am - 2:01 pm
ONT
-
MSN
5h 16m1 stop
$304Frontier
mié., dic. 24 - lun., dic. 29
Frontier Logo
3:00 pm - 11:59 pm
MSN
-
ONT
10h 59m1 stop
Frontier Logo
6:45 am - 2:01 pm
ONT
-
MSN
5h 16m1 stop
$308Frontier
mié., dic. 24 - vie., dic. 26
Frontier Logo
7:17 pm - 11:59 pm
MSN
-
ONT
6h 42m1 stop
Frontier Logo
6:45 am - 2:15 pm
ONT
-
MSN
5h 30m1 stop
$312Frontier
dom., dic. 21 - mié., dic. 31
Delta Logo
2:50 pm - 11:58 pm
MSN
-
ONT
11h 08m2 stops
Delta Logo
10:30 pm - 10:28 am
ONT
-
MSN
9h 58m1 stop
$314Delta
mar., ene. 27 - dom., feb. 1
Frontier Logo
7:17 pm - 11:59 pm
MSN
-
ONT
6h 42m1 stop
Frontier Logo
6:45 am - 2:01 pm
ONT
-
MSN
5h 16m1 stop
$318Frontier
dom., dic. 21 - lun., ene. 5
Delta Logo
6:30 am - 4:15 pm
MSN
-
ONT
11h 45m2 stops
Delta Logo
1:10 pm - 10:50 pm
ONT
-
MSN
7h 40m2 stops
$319Delta
mar., ene. 27 - sáb., ene. 31
American Airlines Logo
7:23 am - 11:53 am
MSN
-
ONT
6h 30m1 stop
American Airlines Logo
6:27 am - 2:26 pm
ONT
-
MSN
5h 59m1 stop
$324American Airlines
lun., ene. 5 - sáb., ene. 10
American Airlines Logo
7:03 am - 12:38 pm
MSN
-
ONT
7h 35m1 stop
American Airlines Logo
12:57 pm - 9:21 pm
ONT
-
MSN
6h 24m1 stop
$332American Airlines
dom., ene. 25 - mar., feb. 3
Frontier Logo
3:00 pm - 11:59 pm
MSN
-
ONT
10h 59m1 stop
Frontier Logo
6:45 am - 2:01 pm
ONT
-
MSN
5h 16m1 stop
$333Frontier
mié., dic. 24 - vie., dic. 26

Frontier flights from Madison to Ontario

Our best Frontier deals on Madison to Ontario flight tickets
Frontier
Dec 24
MSN3:00 pmMadison Truax Field
10h 59m
1 stop
ONT11:59 pmOntario
Dec 31
ONT6:45 amOntario
5h 30m
1 stop
MSN2:15 pmMadison Truax Field
$278
Find similar
Frontier
Dec 24
MSN3:00 pmMadison Truax Field
10h 59m
1 stop
ONT11:59 pmOntario
Dec 29
ONT6:45 amOntario
5h 16m
1 stop
MSN2:01 pmMadison Truax Field
$304
Find similar
Frontier
Dec 24
MSN3:00 pmMadison Truax Field
10h 59m
1 stop
ONT11:59 pmOntario
Dec 26
ONT6:45 amOntario
5h 16m
1 stop
MSN2:01 pmMadison Truax Field
$308
Find similar

American Airlines flights from Madison to Ontario

Our best American Airlines deals on Madison to Ontario flight tickets
American Airlines
Jan 5
MSN7:23 amMadison Truax Field
6h 30m
1 stop
ONT11:53 amOntario
Jan 10
ONT6:27 amOntario
5h 59m
1 stop
MSN2:26 pmMadison Truax Field
$324
Find similar
American Airlines
Jan 25
MSN7:03 amMadison Truax Field
7h 35m
1 stop
ONT12:38 pmOntario
Feb 3
ONT12:57 pmOntario
6h 24m
1 stop
MSN9:21 pmMadison Truax Field
$332
Find similar
American Airlines
Dec 21
MSN7:23 amMadison Truax Field
6h 30m
1 stop
ONT11:53 amOntario
Jan 17
ONT6:27 amOntario
5h 59m
1 stop
MSN2:26 pmMadison Truax Field
$506
Find similar

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 diciembre 11, 2025.
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

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mié. 12/24

3:00 pm-11:59 pm

1 stop10h 59m

Ontario

mié. 12/31

6:45 am-2:15 pm

1 stop5h 30m

$278

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mié. 12/24

3:00 pm-11:59 pm

1 stop10h 59m

Ontario

lun. 12/29

6:45 am-2:01 pm

1 stop5h 16m

$304

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mié. 12/24

3:00 pm-11:59 pm

1 stop10h 59m

Ontario

vie. 12/26

6:45 am-2:01 pm

1 stop5h 16m

$308

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

dom. 12/21

7:17 pm-11:59 pm

1 stop6h 42m

Ontario

mié. 12/31

6:45 am-2:15 pm

1 stop5h 30m

$312

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mar. 1/27

2:50 pm-11:58 pm

2 stops11h 08m

Ontario

dom. 2/1

10:30 pm-10:28 am

1 stop9h 58m

$314

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

dom. 12/21

7:17 pm-11:59 pm

1 stop6h 42m

Ontario

lun. 1/5

6:45 am-2:01 pm

1 stop5h 16m

$318

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mar. 1/27

6:30 am-4:15 pm

2 stops11h 45m

Ontario

sáb. 1/31

1:10 pm-10:50 pm

2 stops7h 40m

$319

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

lun. 1/5

7:23 am-11:53 am

1 stop6h 30m

Ontario

sáb. 1/10

6:27 am-2:26 pm

1 stop5h 59m

$324

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

dom. 1/25

7:03 am-12:38 pm

1 stop7h 35m

Ontario

mar. 2/3

12:57 pm-9:21 pm

1 stop6h 24m

$332

MadisonOntario

MSN - ONT

MSNONT

Madison Truax Field

mié. 12/24

3:00 pm-11:59 pm

1 stop10h 59m

Ontario

vie. 12/26

6:45 am-2:01 pm

1 stop5h 16m

$333

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, March 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 March, then book flights to Ontario from Madison during February instead. Flights to Ontario in February, while not as cheap as those in March, still average around $353.

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

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $351. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Madison to Ontario for around $493.

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

In the afternoon is the cheapest time of day to fly from Madison to Ontario when you can find flight prices for as low as $338. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $493 on average. Flights to Ontario from Madison at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

6h 27m

Direct flights

None
The fastest flight from Madison to Ontario takes 6h 27m
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 6h 27m.

  • 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 $294Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
United AirlinesPriceFrom $313Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

  • United Airlines Flights From Madison to Ontario

    Across 3 United Airlines flights from Madison to Ontario this week, the average price was $407, with the best United Airlines deals starting from $313 round-trip. 9,095 users have rated United Airlines on momondo, with an average score of 7.4/10.

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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