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Cheap flights from Rochester to Los Angeles from $369

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rochester to Los Angeles departing on 7/14. 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
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:15 am - 12:08 pm
RST
-
ONT
8h 53m
2 stops
Delta Logo
1:00 pm - 10:45 pm
ONT
-
RST
7h 45m
2 stops
$369Delta
週二, 7月 14 - 週三, 7月 22
Delta Logo
4:44 pm - 11:44 pm
RST
-
ONT
9h 00m
2 stops
Delta Logo
1:00 pm - 10:45 pm
ONT
-
RST
7h 45m
2 stops
$394Delta
週三, 7月 15 - 週三, 7月 22
Delta Logo
4:45 pm - 11:44 pm
RST
-
ONT
8h 59m
2 stops
Delta Logo
7:00 am - 10:43 pm
ONT
-
RST
13h 43m
2 stops
$442Delta
週一, 4月 20 - 週六, 4月 25
Delta Logo
11:33 am - 9:48 pm
RST
-
ONT
12h 15m
2 stops
Delta Logo
1:29 pm - 10:44 pm
ONT
-
RST
7h 15m
2 stops
$474Delta
週四, 5月 7 - 週四, 5月 14
United Airlines Logo
11:28 am - 6:19 pm
RST
-
ONT
8h 51m
1 stop
United Airlines Logo
7:00 am - 5:37 pm
ONT
-
RST
8h 37m
1 stop
$483United Airlines
週三, 8月 12 - 週六, 8月 15
Delta Logo
11:32 am - 11:44 pm
RST
-
ONT
14h 12m
2 stops
Delta Logo
10:15 pm - 10:52 am
ONT
-
RST
10h 37m
2 stops
$491Delta
週三, 4月 15 - 週五, 4月 24
Delta Logo
4:45 pm - 11:44 pm
RST
-
ONT
8h 59m
2 stops
Delta Logo
10:15 pm - 10:52 am
ONT
-
RST
10h 37m
2 stops
$498Delta
週一, 4月 20 - 週五, 4月 24
Delta Logo
11:32 am - 10:43 pm
RST
-
ONT
13h 11m
2 stops
Delta Logo
10:15 pm - 10:52 am
ONT
-
RST
10h 37m
2 stops
$517Delta
週六, 4月 18 - 週五, 4月 24
Delta Logo
4:45 pm - 11:44 pm
RST
-
ONT
8h 59m
2 stops
Delta Logo
1:29 pm - 10:43 pm
ONT
-
RST
7h 14m
2 stops
$518Delta
週一, 4月 20 - 週二, 4月 21
United Airlines Logo
3:19 pm - 10:46 pm
RST
-
ONT
9h 27m
1 stop
United Airlines Logo
6:30 am - 5:21 pm
ONT
-
RST
8h 51m
1 stop
$539United Airlines
週一, 6月 8 - 週一, 6月 15

United Airlines flights from Rochester to Ontario

Our best United Airlines deals on Rochester to Ontario flight tickets
United Airlines
Aug 12
RST11:28 amRochester
8h 51m
1 stop
ONT6:19 pmOntario
Aug 15
ONT7:00 amOntario
8h 37m
1 stop
RST5:37 pmRochester
$483
United Airlines
Jun 8
RST3:19 pmRochester
9h 27m
1 stop
ONT10:46 pmOntario
Jun 15
ONT6:30 amOntario
8h 51m
1 stop
RST5:21 pmRochester
$539
United Airlines
Jul 17
RST3:19 pmRochester
9h 32m
1 stop
ONT10:51 pmOntario
Jul 25
ONT6:30 amOntario
8h 51m
1 stop
RST5:21 pmRochester
$588

Delta flights from Rochester to Ontario

Our best Delta deals on Rochester to Ontario flight tickets
Delta
Jul 14
RST5:15 amRochester
8h 53m
2 stops
ONT12:08 pmOntario
Jul 22
ONT1:00 pmOntario
7h 45m
2 stops
RST10:45 pmRochester
$369
Delta
Jul 15
RST4:44 pmRochester
9h 00m
2 stops
ONT11:44 pmOntario
Jul 22
ONT1:00 pmOntario
7h 45m
2 stops
RST10:45 pmRochester
$394
Delta
Apr 20
RST4:45 pmRochester
8h 59m
2 stops
ONT11:44 pmOntario
Apr 25
ONT7:00 amOntario
13h 43m
2 stops
RST10:43 pmRochester
$442

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 3月 26, 2026.
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

Cheapest round-trip

RochesterOntario

RST - ONT

RSTONT

Rochester

週二 7/14

5:15 am-12:08 pm

2 stops8h 53m

Ontario

週三 7/22

1:00 pm-10:45 pm

2 stops7h 45m

$369

RochesterOntario

RST - ONT

RSTONT

Rochester

週三 7/15

4:44 pm-11:44 pm

2 stops9h 00m

Ontario

週三 7/22

1:00 pm-10:45 pm

2 stops7h 45m

$394

RochesterOntario

RST - ONT

RSTONT

Rochester

週一 4/20

4:45 pm-11:44 pm

2 stops8h 59m

Ontario

週六 4/25

7:00 am-10:43 pm

2 stops13h 43m

$442

RochesterOntario

RST - ONT

RSTONT

Rochester

週四 5/7

11:33 am-9:48 pm

2 stops12h 15m

Ontario

週四 5/14

1:29 pm-10:44 pm

2 stops7h 15m

$474

RochesterOntario

RST - ONT

RSTONT

Rochester

週三 8/12

11:28 am-6:19 pm

1 stop8h 51m

Ontario

週六 8/15

7:00 am-5:37 pm

1 stop8h 37m

$483

RochesterOntario

RST - ONT

RSTONT

Rochester

週三 4/15

11:32 am-11:44 pm

2 stops14h 12m

Ontario

週五 4/24

10:15 pm-10:52 am

2 stops10h 37m

$491

RochesterOntario

RST - ONT

RSTONT

Rochester

週一 4/20

4:45 pm-11:44 pm

2 stops8h 59m

Ontario

週五 4/24

10:15 pm-10:52 am

2 stops10h 37m

$498

RochesterOntario

RST - ONT

RSTONT

Rochester

週六 4/18

11:32 am-10:43 pm

2 stops13h 11m

Ontario

週五 4/24

10:15 pm-10:52 am

2 stops10h 37m

$517
Quickest round-trip

RochesterOntario

RST - ONT

RSTONT

Rochester

週一 4/20

4:45 pm-11:44 pm

2 stops8h 59m

Ontario

週二 4/21

1:29 pm-10:43 pm

2 stops7h 14m

$518

RochesterOntario

RST - ONT

RSTONT

Rochester

週一 6/8

3:19 pm-10:46 pm

1 stop9h 27m

Ontario

週一 6/15

6:30 am-5:21 pm

1 stop8h 51m

$539

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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 airline that flies from Rochester to Ontario?

Delta is the most popular carrier operating from Rochester to Ontario

What airlines fly to Ontario?

Sun Country Air, Delta and Frontier are the top three most popular airlines that fly to Ontario from Rochester according to our data. Sun Country Air is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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 (RST to ONT) flight deals and tips

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

Fastest flight time

8h 51m

Direct flights

None
The fastest flight from Rochester to Ontario takes 8h 51m
There are no direct flights from Rochester to Ontario. There are no popular flight routes from Rochester to Ontario.
Search flight deals

  • How far is Rochester to Ontario by plane?

    Rochester and Ontario are 1506.6 mi apart from one another. By plane, this route typically takes 8h 51m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rochester 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rochester to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Rochester 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 Rochester to Ontario?

Once all potential Rochester 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 Rochester to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rochester to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
週六 4/25
週六 5/2
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