Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Monterey to Los Angeles from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Monterey to Los Angeles departing on 5/17. 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 Monterey to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:34 pm - 8:06 am
MRY
-
ONT
10h 32m
1 stop
Multiple Airlines Logo
10:03 pm - 9:20 pm
ONT
-
MRY
23h 17m
1 stop
$187Multiple Airlines
Sun, Mar 29 - Wed, Apr 1
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:50 pm - 5:20 pm
ONT
-
MRY
3h 30m
1 stop
$249United Airlines
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
7:00 pm - 10:57 pm
MRY
-
ONT
3h 57m
1 stop
United Airlines Logo
1:40 pm - 6:00 pm
ONT
-
MRY
4h 20m
1 stop
$270United Airlines
Fri, Mar 6 - Wed, Mar 11
United Airlines Logo
6:40 am - 12:38 pm
MRY
-
ONT
5h 58m
1 stop
United Airlines Logo
1:50 pm - 5:20 pm
ONT
-
MRY
3h 30m
1 stop
$298United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:53 pm - 5:20 pm
ONT
-
MRY
3h 27m
1 stop
$299United Airlines
Fri, Feb 27 - Sat, Feb 28
Alaska Airlines Logo
4:44 pm - 10:32 pm
MRY
-
ONT
5h 48m
1 stop
Alaska Airlines Logo
7:59 pm - 4:07 pm
ONT
-
MRY
20h 08m
1 stop
$303Alaska Airlines
Wed, May 6 - Fri, May 8
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:50 pm - 5:20 pm
ONT
-
MRY
3h 30m
1 stop
$304United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:53 pm - 5:20 pm
ONT
-
MRY
3h 27m
1 stop
$309United Airlines
Fri, Feb 20 - Sat, Feb 21
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:53 pm - 5:20 pm
ONT
-
MRY
3h 27m
1 stop
$319United Airlines
Wed, Feb 18 - Sat, Feb 21
United Airlines Logo
6:03 pm - 10:57 pm
MRY
-
ONT
4h 54m
1 stop
United Airlines Logo
1:50 pm - 5:20 pm
ONT
-
MRY
3h 30m
1 stop
$339United Airlines
Fri, Feb 27 - Sun, Mar 1

United Airlines flights from Monterey to Ontario

Our best United Airlines deals on Monterey to Ontario flight tickets
United Airlines
Feb 20
MRY6:03 pmMonterey Regional
4h 54m
1 stop
ONT10:57 pmOntario
Feb 24
ONT1:50 pmOntario
3h 30m
1 stop
MRY5:20 pmMonterey Regional
$249
United Airlines
Mar 6
MRY7:00 pmMonterey Regional
3h 57m
1 stop
ONT10:57 pmOntario
Mar 11
ONT1:40 pmOntario
4h 20m
1 stop
MRY6:00 pmMonterey Regional
$270
United Airlines
Feb 26
MRY6:40 amMonterey Regional
5h 58m
1 stop
ONT12:38 pmOntario
Mar 2
ONT1:50 pmOntario
3h 30m
1 stop
MRY5:20 pmMonterey Regional
$298

American Airlines flights from Monterey to Ontario

Our best American Airlines deals on Monterey to Ontario flight tickets
American Airlines
Mar 26
MRY10:02 amMonterey Regional
9h 07m
1 stop
ONT7:09 pmOntario
Mar 30
ONT9:53 amOntario
8h 58m
1 stop
MRY6:51 pmMonterey Regional
$572
American Airlines
Mar 4
MRY7:21 pmMonterey Regional
21h 01m
1 stop
ONT4:22 pmOntario
Mar 8
ONT7:59 pmOntario
13h 33m
1 stop
MRY9:32 amMonterey Regional
$607
American Airlines
Feb 9
MRY4:22 pmMonterey Regional
19h 41m
1 stop
ONT12:03 pmOntario
Feb 11
ONT9:59 amOntario
9h 06m
1 stop
MRY7:05 pmMonterey Regional
$1,334

momondo Fare Finder

 
Customize your flight search to find flights from Monterey 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 February 7, 2026.
Use the filters below to find and compare flights from Monterey to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Sun 3/29

9:34 pm-8:06 am

1 stop10h 32m

Ontario

Wed 4/1

10:03 pm-9:20 pm

1 stop23h 17m

$187

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Fri 2/20

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Tue 2/24

1:50 pm-5:20 pm

1 stop3h 30m

$249

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Fri 3/6

7:00 pm-10:57 pm

1 stop3h 57m

Ontario

Wed 3/11

1:40 pm-6:00 pm

1 stop4h 20m

$270

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Thu 2/26

6:40 am-12:38 pm

1 stop5h 58m

Ontario

Mon 3/2

1:50 pm-5:20 pm

1 stop3h 30m

$298

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Fri 2/27

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Sat 2/28

1:53 pm-5:20 pm

1 stop3h 27m

$299

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Wed 5/6

4:44 pm-10:32 pm

1 stop5h 48m

Ontario

Fri 5/8

7:59 pm-4:07 pm

1 stop20h 08m

$303

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Thu 2/26

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Mon 3/2

1:50 pm-5:20 pm

1 stop3h 30m

$304

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Fri 2/20

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Sat 2/21

1:53 pm-5:20 pm

1 stop3h 27m

$309

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Wed 2/18

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Sat 2/21

1:53 pm-5:20 pm

1 stop3h 27m

$319

MontereyOntario

MRY - ONT

MRYONT

Monterey Regional

Fri 2/27

6:03 pm-10:57 pm

1 stop4h 54m

Ontario

Sun 3/1

1:50 pm-5:20 pm

1 stop3h 30m

$339

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 Monterey 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 day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Monday when prices can be found for as low as $139. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Monterey to Ontario for around $186.

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

In the evening is the cheapest time of day to fly from Monterey to Ontario when you can find flight prices for as low as $133. Flying to Ontario in the evening 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 $282 on average. Flights to Ontario from Monterey at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Monterey to Ontario

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

Cheap Monterey to Ontario (MRY to ONT) flight deals and tips

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

Fastest flight time

3h 45m

Direct flights

None
The fastest flight from Monterey to Ontario takes 3h 45m
There are no direct flights from Monterey to Ontario. There are no popular flight routes from Monterey to Ontario.
Search flight deals

  • How far is Monterey Regional to Ontario by plane?

    A flight from Monterey Regional to Ontario will travel around 296.3 mi. In terms of flight time, this usually takes a little over 3h 45m.

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

    Prices for flights from Monterey Regional Airport to Ontario Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Monterey Regional Airport to Ontario Airport.

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

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Monterey to Ontario

Compare and see reviews for airlines that fly from Monterey to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $218Free CancellationRating
7.4
9,250 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Monterey to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Monterey to Ontario.

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

Yes. momondo can track prices for Monterey 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.

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
Mon 3/9
Mon 3/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States