Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Miami to Los Angeles from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Miami to Los Angeles departing on 6/3. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Miami to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:06 pm - 3:07 pm
MIA
-
ONT
20h 01m
1 stop
Frontier Logo
5:43 pm - 12:21 am
ONT
-
MIA
27h 38m
1 stop
$210Frontier
Wed, Aug 5 - Tue, Aug 11
Frontier Logo
10:06 pm - 7:53 pm
MIA
-
ONT
24h 47m
1 stop
Frontier Logo
3:40 pm - 7:26 am
ONT
-
MIA
12h 46m
1 stop
$222Frontier
Tue, Jul 28 - Tue, Aug 4
Frontier Logo
10:06 pm - 3:07 pm
MIA
-
ONT
20h 01m
1 stop
Frontier Logo
10:50 am - 5:54 am
ONT
-
MIA
16h 04m
1 stop
$223Frontier
Tue, Aug 11 - Tue, Aug 18
Frontier Logo
6:45 am - 2:37 pm
MIA
-
ONT
10h 52m
1 stop
Frontier Logo
2:55 pm - 5:48 am
ONT
-
MIA
11h 53m
1 stop
$224Frontier
Thu, Sep 24 - Tue, Sep 29
Frontier Logo
7:20 am - 1:57 pm
MIA
-
ONT
9h 37m
1 stop
Frontier Logo
2:55 pm - 5:48 am
ONT
-
MIA
11h 53m
1 stop
$230Frontier
Wed, Sep 23 - Thu, Sep 24
Frontier Logo
6:30 am - 11:49 pm
MIA
-
ONT
20h 19m
1 stop
Frontier Logo
8:06 pm - 12:44 am
ONT
-
MIA
25h 38m
1 stop
$236Frontier
Wed, Jun 3 - Thu, Jun 4
Frontier Logo
6:45 am - 2:37 pm
MIA
-
ONT
10h 52m
1 stop
Frontier Logo
2:55 pm - 5:48 am
ONT
-
MIA
11h 53m
1 stop
$238Frontier
Thu, Sep 10 - Sat, Sep 12
Frontier Logo
8:03 pm - 8:04 am
MIA
-
ONT
15h 01m
1 stop
Frontier Logo
8:06 pm - 4:27 pm
ONT
-
MIA
17h 21m
1 stop
$240Frontier
Wed, May 27 - Tue, Jun 2
Frontier Logo
6:00 am - 5:49 pm
MIA
-
ONT
14h 49m
1 stop
Frontier Logo
1:27 pm - 7:16 am
ONT
-
MIA
14h 49m
1 stop
$241Frontier
Fri, Aug 14 - Tue, Aug 18
Frontier Logo
10:06 pm - 3:07 pm
MIA
-
ONT
20h 01m
1 stop
Frontier Logo
6:00 am - 5:51 am
ONT
-
MIA
20h 51m
1 stop
$242Frontier
Tue, Jul 14 - Thu, Jul 16

Frontier flights from Miami to Ontario

Our best Frontier deals on Miami to Ontario flight tickets
Frontier
Aug 5
MIA10:06 pmMiami
20h 01m
1 stop
ONT3:07 pmOntario
Aug 11
ONT5:43 pmOntario
27h 38m
1 stop
MIA12:21 amMiami
$210
Frontier
Jul 28
MIA10:06 pmMiami
24h 47m
1 stop
ONT7:53 pmOntario
Aug 4
ONT3:40 pmOntario
12h 46m
1 stop
MIA7:26 amMiami
$222
Frontier
Aug 11
MIA10:06 pmMiami
20h 01m
1 stop
ONT3:07 pmOntario
Aug 18
ONT10:50 amOntario
16h 04m
1 stop
MIA5:54 amMiami
$223

Delta flights from Miami to Ontario

Our best Delta deals on Miami to Ontario flight tickets
Delta
May 28
MIA4:05 pmMiami
8h 43m
1 stop
ONT9:48 pmOntario
Jun 2
ONT4:57 pmOntario
9h 48m
1 stop
MIA5:45 amMiami
$352
Delta
May 28
MIA6:00 amMiami
7h 57m
1 stop
ONT10:57 amOntario
Jun 15
ONT11:50 amOntario
10h 01m
1 stop
MIA12:51 amMiami
$357
Delta
May 28
MIA6:00 amMiami
7h 57m
1 stop
ONT10:57 amOntario
Jun 2
ONT10:00 pmOntario
8h 29m
1 stop
MIA9:29 amMiami
$378

momondo Fare Finder

 
Customize your flight search to find flights from Miami 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 15, 2026.
Use the filters below to find and compare flights from Miami to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiOntario

MIA - ONT

MIAONT

Miami

Wed 8/5

10:06 pm-3:07 pm

1 stop20h 01m

Ontario

Tue 8/11

5:43 pm-12:21 am

1 stop27h 38m

$210

MiamiOntario

MIA - ONT

MIAONT

Miami

Tue 7/28

10:06 pm-7:53 pm

1 stop24h 47m

Ontario

Tue 8/4

3:40 pm-7:26 am

1 stop12h 46m

$222

MiamiOntario

MIA - ONT

MIAONT

Miami

Tue 8/11

10:06 pm-3:07 pm

1 stop20h 01m

Ontario

Tue 8/18

10:50 am-5:54 am

1 stop16h 04m

$223

MiamiOntario

MIA - ONT

MIAONT

Miami

Thu 9/24

6:45 am-2:37 pm

1 stop10h 52m

Ontario

Tue 9/29

2:55 pm-5:48 am

1 stop11h 53m

$224
Quickest round-trip

MiamiOntario

MIA - ONT

MIAONT

Miami

Wed 9/23

7:20 am-1:57 pm

1 stop9h 37m

Ontario

Thu 9/24

2:55 pm-5:48 am

1 stop11h 53m

$230

MiamiOntario

MIA - ONT

MIAONT

Miami

Wed 6/3

6:30 am-11:49 pm

1 stop20h 19m

Ontario

Thu 6/4

8:06 pm-12:44 am

1 stop25h 38m

$236

MiamiOntario

MIA - ONT

MIAONT

Miami

Thu 9/10

6:45 am-2:37 pm

1 stop10h 52m

Ontario

Sat 9/12

2:55 pm-5:48 am

1 stop11h 53m

$238

MiamiOntario

MIA - ONT

MIAONT

Miami

Wed 5/27

8:03 pm-8:04 am

1 stop15h 01m

Ontario

Tue 6/2

8:06 pm-4:27 pm

1 stop17h 21m

$240

MiamiOntario

MIA - ONT

MIAONT

Miami

Fri 8/14

6:00 am-5:49 pm

1 stop14h 49m

Ontario

Tue 8/18

1:27 pm-7:16 am

1 stop14h 49m

$241

MiamiOntario

MIA - ONT

MIAONT

Miami

Tue 7/14

10:06 pm-3:07 pm

1 stop20h 01m

Ontario

Thu 7/16

6:00 am-5:51 am

1 stop20h 51m

$242

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Miami 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 Miami and Ontario?

What is the cheapest month to fly to Ontario?

In general, August is the cheapest month to fly from Miami to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $336. If you aren’t able to travel during the month of August, then book flights to Ontario from Miami during February instead. Flights to Ontario in February, while not as cheap as those in August, still average around $347.

How have Miami to Ontario flight prices changed over time?

As of May 2026, prices for Miami to Ontario flights are approximately 29% more expensive when compared to flights at the same time last year.

When to book flights from Miami to Ontario

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

Cheap Miami to Ontario (MIA to ONT) flight deals and tips

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

Fastest flight time

7h 40m

Direct flights

None
The fastest flight from Miami to Ontario takes 7h 40m
There are no direct flights from Miami to Ontario. There are no popular flight routes from Miami to Ontario.
Search flight deals

Frequently asked questions about flying from Miami to Ontario

  • How far is Miami to Ontario by plane?

    A flight from Miami to Ontario will travel around 2299.8 mi. 7h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Miami Airport to Ontario Airport?

    Prices for flights from Miami Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Miami Airport to Ontario Airport?

  • How old do you have to be to fly from Miami Airport to Ontario Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Miami Airport to Ontario Airport.

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

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Miami to Ontario

Compare and see reviews for airlines that fly from Miami to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $298Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights
SouthwestPriceFrom $326Free CancellationRating
8.0
4,299 reviews
Search Southwest flights
DeltaPriceFrom $365Free CancellationRating
7.9
8,453 reviews
Search Delta flights

Why use momondo?

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

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 Ontario from Miami.

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

Flights from Miami to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Miami to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Ontario from Miami. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 6/14
Sun 6/21
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States