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Cheap flights from Ithaca to Los Angeles from $452

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ithaca to Los Angeles departing on 5/27. 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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Find the cheapest flights from Ithaca to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:36 pm - 10:45 pm
ITH
-
ONT
12h 09m
2 stops
Delta Logo
10:00 pm - 12:51 pm
ONT
-
ITH
11h 51m
2 stops
$603Delta
Sat, May 23 - Mon, Jun 1
Delta Logo
1:36 pm - 11:34 pm
ITH
-
ONT
12h 58m
2 stops
Delta Logo
6:45 am - 11:46 pm
ONT
-
ITH
14h 01m
2 stops
$624Delta
Thu, May 21 - Thu, May 28
Delta Logo
5:40 am - 9:48 pm
ITH
-
ONT
19h 08m
2 stops
Delta Logo
10:00 pm - 11:46 pm
ONT
-
ITH
22h 46m
2 stops
$667Delta
Wed, May 20 - Mon, Jun 1
Delta Logo
1:36 pm - 11:34 pm
ITH
-
ONT
12h 58m
2 stops
Delta Logo
10:00 pm - 12:35 pm
ONT
-
ITH
11h 35m
2 stops
$709Delta
Fri, May 29 - Sun, Jun 7
Delta Logo
1:36 pm - 11:34 pm
ITH
-
ONT
12h 58m
2 stops
Delta Logo
10:00 pm - 12:51 pm
ONT
-
ITH
11h 51m
2 stops
$733Delta
Fri, May 22 - Mon, Jun 1
Delta Logo
5:40 am - 9:48 pm
ITH
-
ONT
19h 08m
2 stops
Delta Logo
7:05 am - 11:46 pm
ONT
-
ITH
13h 41m
2 stops
$757Delta
Wed, May 20 - Tue, Jun 2
Delta Logo
1:36 pm - 9:48 pm
ITH
-
ONT
35h 12m
2 stops
Delta Logo
10:00 pm - 11:46 pm
ONT
-
ITH
22h 46m
2 stops
$760Delta
Thu, May 21 - Mon, Jun 1
United Airlines Logo
7:40 pm - 12:22 pm
ITH
-
ONT
19h 42m
2 stops
United Airlines Logo
6:59 pm - 9:48 am
ONT
-
ITH
11h 49m
2 stops
$778United Airlines
Fri, May 8 - Sat, May 16
Delta Logo
5:31 am - 9:48 pm
ITH
-
ONT
19h 17m
2 stops
Delta Logo
10:00 pm - 12:51 pm
ONT
-
ITH
35h 51m
2 stops
$800Delta
Fri, May 22 - Mon, Jun 1
Delta Logo
5:40 am - 9:48 pm
ITH
-
ONT
19h 08m
2 stops
Delta Logo
7:05 am - 11:46 pm
ONT
-
ITH
13h 41m
2 stops
$807Delta
Wed, May 20 - Sun, May 31

United Airlines flights from Ithaca to Ontario

Our best United Airlines deals on Ithaca to Ontario flight tickets
United Airlines
May 8
ITH7:40 pmIthaca Tompkins County
19h 42m
2 stops
ONT12:22 pmOntario
May 16
ONT6:59 pmOntario
11h 49m
2 stops
ITH9:48 amIthaca Tompkins County
$778
United Airlines
Aug 29
ITH10:25 amIthaca Tompkins County
10h 54m
2 stops
ONT6:19 pmOntario
Sep 1
ONT7:13 pmOntario
11h 37m
2 stops
ITH9:50 amIthaca Tompkins County
$847
United Airlines
Aug 29
ITH10:25 amIthaca Tompkins County
15h 33m
2 stops
ONT10:58 pmOntario
Sep 1
ONT7:13 pmOntario
11h 37m
2 stops
ITH9:50 amIthaca Tompkins County
$854

Delta flights from Ithaca to Ontario

Our best Delta deals on Ithaca to Ontario flight tickets
Delta
May 23
ITH1:36 pmIthaca Tompkins County
12h 09m
2 stops
ONT10:45 pmOntario
Jun 1
ONT10:00 pmOntario
11h 51m
2 stops
ITH12:51 pmIthaca Tompkins County
$603
Delta
May 21
ITH1:36 pmIthaca Tompkins County
12h 58m
2 stops
ONT11:34 pmOntario
May 28
ONT6:45 amOntario
14h 01m
2 stops
ITH11:46 pmIthaca Tompkins County
$624
Delta
May 20
ITH5:40 amIthaca Tompkins County
19h 08m
2 stops
ONT9:48 pmOntario
Jun 1
ONT10:00 pmOntario
22h 46m
2 stops
ITH11:46 pmIthaca Tompkins County
$667

momondo Fare Finder

 
Customize your flight search to find flights from Ithaca 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 April 16, 2026.
Use the filters below to find and compare flights from Ithaca to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Sat 5/23

1:36 pm-10:45 pm

2 stops12h 09m

Ontario

Mon 6/1

10:00 pm-12:51 pm

2 stops11h 51m

$603

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 5/21

1:36 pm-11:34 pm

2 stops12h 58m

Ontario

Thu 5/28

6:45 am-11:46 pm

2 stops14h 01m

$624

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Wed 5/20

5:40 am-9:48 pm

2 stops19h 08m

Ontario

Mon 6/1

10:00 pm-11:46 pm

2 stops22h 46m

$667

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Fri 5/29

1:36 pm-11:34 pm

2 stops12h 58m

Ontario

Sun 6/7

10:00 pm-12:35 pm

2 stops11h 35m

$709

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Fri 5/22

1:36 pm-11:34 pm

2 stops12h 58m

Ontario

Mon 6/1

10:00 pm-12:51 pm

2 stops11h 51m

$733

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Wed 5/20

5:40 am-9:48 pm

2 stops19h 08m

Ontario

Tue 6/2

7:05 am-11:46 pm

2 stops13h 41m

$757

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 5/21

1:36 pm-9:48 pm

2 stops35h 12m

Ontario

Mon 6/1

10:00 pm-11:46 pm

2 stops22h 46m

$760

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Fri 5/8

7:40 pm-12:22 pm

2 stops19h 42m

Ontario

Sat 5/16

6:59 pm-9:48 am

2 stops11h 49m

$778

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Fri 5/22

5:31 am-9:48 pm

2 stops19h 17m

Ontario

Mon 6/1

10:00 pm-12:51 pm

2 stops35h 51m

$800

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Wed 5/20

5:40 am-9:48 pm

2 stops19h 08m

Ontario

Sun 5/31

7:05 am-11:46 pm

2 stops13h 41m

$807

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 Ithaca 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 Ithaca Tompkins County to Ontario?

United Airlines and Delta are the most popular carriers operating from Ithaca Tompkins County to Ontario

What airlines fly to Ontario?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ontario from Ithaca according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 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 Ithaca to Ontario

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

Cheap Ithaca to Ontario (ITH to ONT) flight deals and tips

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

Fastest flight time

10h 54m

Direct flights

None
The fastest flight from Ithaca to Ontario takes 10h 54m
There are no direct flights from Ithaca to Ontario. There are no popular flight routes from Ithaca to Ontario.
Search flight deals

Frequently asked questions about flying from Ithaca to Ontario

  • How far is Ithaca Tompkins County to Ontario by plane?

    There are 2281.3 mi between Ithaca Tompkins County and Ontario. 10h 54m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ithaca Tompkins County Airport to Ontario Airport?

    Prices for flights from Ithaca Tompkins County Airport to Ontario Airport are updated daily.

  • How old do you have to be to fly from Ithaca Tompkins County 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 Ithaca Tompkins County 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.

Why use momondo?

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

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

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

Flights from Ithaca 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 Ithaca to Ontario?

momondo helps you find the best flight between Ithaca 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 Ithaca to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Ithaca. 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.

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