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Cheap flights from Rochester to Los Angeles from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rochester to Los Angeles departing on 12/13. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 11:31 amROC-ONT
8h 31m1 stop
Delta Logo
12:41 pm - 11:57 pmONT-ROC
8h 16m1 stop
$297Delta
Find Deal
Wed, Jan 7 - Wed, Jan 14
Delta Logo
12:09 pm - 9:05 pmROC-ONT
11h 56m2 stops
Delta Logo
12:41 pm - 11:57 pmONT-ROC
8h 16m1 stop
$302Delta
Find Deal
Sat, Feb 7 - Wed, Feb 11
Delta Logo
12:09 pm - 9:05 pmROC-ONT
11h 56m2 stops
Delta Logo
5:10 pm - 11:19 amONT-ROC
15h 09m2 stops
$307Delta
Find Deal
Sat, Feb 7 - Wed, Feb 11
Delta Logo
12:27 pm - 7:39 pmROC-ONT
10h 12m1 stop
Delta Logo
11:15 am - 10:32 pmONT-ROC
8h 17m1 stop
$328Delta
Find Deal
Wed, Dec 17 - Thu, Dec 25
Delta Logo
12:35 pm - 9:05 pmROC-ONT
11h 30m2 stops
Delta Logo
10:30 pm - 11:53 amONT-ROC
10h 23m2 stops
$338Delta
Find Deal
Fri, Jan 9 - Mon, Jan 12
Southwest Logo
7:10 am - 12:05 pmROC-ONT
7h 55m1 stop
Southwest Logo
6:50 am - 4:55 pmONT-ROC
7h 05m1 stop
$363Southwest
Find Deal
Thu, Jan 15 - Sun, Jan 18
United Airlines Logo
5:21 pm - 10:25 pmROC-ONT
8h 04m1 stop
United Airlines Logo
6:39 pm - 10:02 amONT-ROC
12h 23m2 stops
$364United Airlines
Find Deal
Mon, Jan 5 - Mon, Jan 12
United Airlines Logo
6:30 am - 5:37 pmROC-ONT
14h 07m2 stops
United Airlines Logo
6:00 am - 8:34 pmONT-ROC
11h 34m2 stops
$365United Airlines
Find Deal
Wed, Dec 10 - Sun, Dec 14
United Airlines Logo
1:26 pm - 8:58 pmROC-ONT
10h 32m2 stops
United Airlines Logo
6:39 pm - 10:02 amONT-ROC
12h 23m2 stops
$369United Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
Delta Logo
6:00 am - 11:31 amROC-ONT
8h 31m1 stop
Delta Logo
12:41 pm - 11:57 pmONT-ROC
8h 16m1 stop
$370Delta
Find Deal
Thu, Jan 8 - Fri, Jan 9

Delta flights from Rochester to Ontario

Our best Delta deals on Rochester to Ontario flight tickets
Delta
Jan 7
ROC6:00 amGreater Rochester Intl
8h 31m
1 stop
ONT11:31 amOntario
Jan 15
ONT10:30 pmOntario
10h 05m
1 stop
ROC11:35 amGreater Rochester Intl
$297
Find similar
Delta
Feb 7
ROC12:09 pmGreater Rochester Intl
11h 56m
2 stops
ONT9:05 pmOntario
Feb 11
ONT12:41 pmOntario
8h 16m
1 stop
ROC11:57 pmGreater Rochester Intl
$302
Find similar
Delta
Feb 7
ROC12:09 pmGreater Rochester Intl
11h 56m
2 stops
ONT9:05 pmOntario
Feb 11
ONT5:10 pmOntario
15h 09m
2 stops
ROC11:19 amGreater Rochester Intl
$307
Find similar

Southwest flights from Rochester to Ontario

Our best Southwest deals on Rochester to Ontario flight tickets
Southwest
Jan 15
ROC7:10 amGreater Rochester Intl
7h 55m
1 stop
ONT12:05 pmOntario
Jan 18
ONT6:50 amOntario
7h 05m
1 stop
ROC4:55 pmGreater Rochester Intl
$363
Find similar
Southwest
Jan 15
ROC7:10 amGreater Rochester Intl
7h 55m
1 stop
ONT12:05 pmOntario
Jan 18
ONT5:55 amOntario
8h 00m
2 stops
ROC4:55 pmGreater Rochester Intl
$378
Find similar
Southwest
Dec 21
ROC1:35 pmGreater Rochester Intl
11h 45m
2 stops
ONT10:20 pmOntario
Jan 1
ONT6:50 amOntario
7h 55m
1 stop
ROC5:45 pmGreater Rochester Intl
$456
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rochester 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 November 23, 2025.
Use the filters below to find and compare flights from Rochester to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Wed 1/7

6:00 am-11:31 am

1 stop8h 31m

Ontario

Wed 1/14

12:41 pm-11:57 pm

1 stop8h 16m

$297

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Sat 2/7

12:09 pm-9:05 pm

2 stops11h 56m

Ontario

Wed 2/11

12:41 pm-11:57 pm

1 stop8h 16m

$302

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Sat 2/7

12:09 pm-9:05 pm

2 stops11h 56m

Ontario

Wed 2/11

5:10 pm-11:19 am

2 stops15h 09m

$307

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Wed 12/17

12:27 pm-7:39 pm

1 stop10h 12m

Ontario

Thu 12/25

11:15 am-10:32 pm

1 stop8h 17m

$328

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Fri 1/9

12:35 pm-9:05 pm

2 stops11h 30m

Ontario

Mon 1/12

10:30 pm-11:53 am

2 stops10h 23m

$338

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Thu 1/15

7:10 am-12:05 pm

1 stop7h 55m

Ontario

Sun 1/18

6:50 am-4:55 pm

1 stop7h 05m

$363

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Mon 1/5

5:21 pm-10:25 pm

1 stop8h 04m

Ontario

Mon 1/12

6:39 pm-10:02 am

2 stops12h 23m

$364

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Wed 12/10

6:30 am-5:37 pm

2 stops14h 07m

Ontario

Sun 12/14

6:00 am-8:34 pm

2 stops11h 34m

$365

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Thu 1/8

1:26 pm-8:58 pm

2 stops10h 32m

Ontario

Mon 1/12

6:39 pm-10:02 am

2 stops12h 23m

$369

RochesterOntario

ROC - ONT

ROCONT

Greater Rochester Intl

Thu 1/8

6:00 am-11:31 am

1 stop8h 31m

Ontario

Fri 1/9

12:41 pm-11:57 pm

1 stop8h 16m

$370

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 Rochester 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 Wednesday when prices can be found for as low as $356. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Rochester to Ontario for around $614.

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

In the morning is the cheapest time of day to fly from Rochester to Ontario when you can find flight prices for as low as $438. Flying to Ontario in the morning 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 $564 on average. Flights to Ontario from Rochester at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Rochester to Ontario flights?

You could potentially save up to 46% on your flight if you consider stops on a Rochester to Ontario flight.

When to book flights from Rochester to Ontario

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

Cheap Rochester to Ontario (ROC to ONT) flight deals and tips

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

Direct flights

None
There are no direct flights from Rochester to Ontario. There are no popular flight routes from Rochester to Ontario.
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  • How far is Greater Rochester Intl to Ontario by plane?

    A flight from Greater Rochester Intl to Ontario will travel around 2226.1 mi. Typically, this will take 7h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Greater Rochester Intl Airport to Ontario Airport?

    Prices for flights from Greater Rochester Intl Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Greater Rochester Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Greater Rochester Intl 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 Greater Rochester Intl 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 Rochester to Ontario?

Best airlines flying from Rochester to Ontario

Compare and see reviews for airlines that fly from Rochester to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $246Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
SouthwestPriceFrom $336Free CancellationRating
8.0
4,253 reviews
Search Southwest flights
DeltaPriceFrom $353Free CancellationRating
7.9
8,000 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rochester to Ontario. momondo saves you time and could save you money on your trip.

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

All flight searches from Rochester to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Ontario from Rochester. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Rochester to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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