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Cheap flights from Ithaca to Los Angeles from $359

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 5/26. 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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Find the cheapest flights from Ithaca to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:30 am - 10:45 pm
ITH
-
ONT
15h 15m
2 stops
United Airlines Logo
6:45 pm - 9:48 am
ONT
-
ITH
12h 03m
2 stops
$639United Airlines
Thu, Apr 2 - Fri, Apr 10
United Airlines Logo
10:30 am - 8:36 pm
ITH
-
ONT
13h 06m
2 stops
United Airlines Logo
6:45 pm - 9:48 am
ONT
-
ITH
12h 03m
2 stops
$640United Airlines
Thu, Apr 2 - Fri, Apr 10
United Airlines Logo
10:30 am - 10:57 pm
ITH
-
ONT
15h 27m
2 stops
United Airlines Logo
11:59 pm - 9:42 am
ONT
-
ITH
30h 43m
2 stops
$648United Airlines
Tue, Mar 17 - Thu, Mar 19
United Airlines Logo
7:35 pm - 12:49 pm
ITH
-
ONT
20h 14m
2 stops
United Airlines Logo
11:59 pm - 9:42 am
ONT
-
ITH
30h 43m
2 stops
$781United Airlines
Mon, Mar 16 - Thu, Mar 19
United Airlines Logo
10:30 am - 8:36 pm
ITH
-
ONT
13h 06m
3 stops
United Airlines Logo
6:45 pm - 9:48 am
ONT
-
ITH
12h 03m
2 stops
$874United Airlines
Thu, Apr 2 - Fri, Apr 10
Delta Logo
1:33 pm - 11:51 pm
ITH
-
ONT
13h 18m
2 stops
Delta Logo
10:25 pm - 12:53 pm
ONT
-
ITH
11h 28m
2 stops
$918Delta
Tue, Mar 17 - Fri, Mar 20
Delta Logo
1:33 pm - 11:51 pm
ITH
-
ONT
13h 18m
2 stops
Delta Logo
10:25 pm - 12:53 pm
ONT
-
ITH
11h 28m
2 stops
$948Delta
Mon, Mar 16 - Fri, Mar 20
United Airlines Logo
10:30 am - 8:36 pm
ITH
-
ONT
13h 06m
3 stops
United Airlines Logo
6:45 pm - 9:48 am
ONT
-
ITH
12h 03m
3 stops
$1,089United Airlines
Thu, Apr 2 - Fri, Apr 10
Delta Logo
1:33 pm - 10:48 pm
ITH
-
ONT
12h 15m
2 stops
Delta Logo
10:25 pm - 12:53 pm
ONT
-
ITH
11h 28m
2 stops
$1,255Delta
Sat, Mar 14 - Sun, Mar 22
Delta Logo
1:33 pm - 11:51 pm
ITH
-
ONT
13h 18m
2 stops
Delta Logo
10:25 pm - 12:53 pm
ONT
-
ITH
11h 28m
2 stops
$1,345Delta
Sun, Mar 29 - Fri, Apr 3

United Airlines flights from Ithaca to Ontario

Our best United Airlines deals on Ithaca to Ontario flight tickets
United Airlines
Apr 2
ITH10:30 amIthaca Tompkins County
15h 15m
2 stops
ONT10:45 pmOntario
Apr 10
ONT6:45 pmOntario
12h 03m
2 stops
ITH9:48 amIthaca Tompkins County
$639
United Airlines
Apr 2
ITH10:30 amIthaca Tompkins County
13h 06m
2 stops
ONT8:36 pmOntario
Apr 10
ONT6:45 pmOntario
12h 03m
2 stops
ITH9:48 amIthaca Tompkins County
$640
United Airlines
Mar 17
ITH10:30 amIthaca Tompkins County
15h 27m
2 stops
ONT10:57 pmOntario
Mar 19
ONT11:59 pmOntario
30h 43m
2 stops
ITH9:42 amIthaca Tompkins County
$648

Delta flights from Ithaca to Ontario

Our best Delta deals on Ithaca to Ontario flight tickets
Delta
Mar 17
ITH1:33 pmIthaca Tompkins County
13h 18m
2 stops
ONT11:51 pmOntario
Mar 20
ONT10:25 pmOntario
11h 28m
2 stops
ITH12:53 pmIthaca Tompkins County
$918
Delta
Mar 16
ITH1:33 pmIthaca Tompkins County
13h 18m
2 stops
ONT11:51 pmOntario
Mar 20
ONT10:25 pmOntario
11h 28m
2 stops
ITH12:53 pmIthaca Tompkins County
$948
Delta
Mar 14
ITH1:33 pmIthaca Tompkins County
12h 15m
2 stops
ONT10:48 pmOntario
Mar 22
ONT10:25 pmOntario
11h 28m
2 stops
ITH12:53 pmIthaca Tompkins County
$1,255

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 March 1, 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

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 4/2

10:30 am-10:45 pm

2 stops15h 15m

Ontario

Fri 4/10

6:45 pm-9:48 am

2 stops12h 03m

$639

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 4/2

10:30 am-8:36 pm

2 stops13h 06m

Ontario

Fri 4/10

6:45 pm-9:48 am

2 stops12h 03m

$640

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Tue 3/17

10:30 am-10:57 pm

2 stops15h 27m

Ontario

Thu 3/19

11:59 pm-9:42 am

2 stops30h 43m

$648

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Mon 3/16

7:35 pm-12:49 pm

2 stops20h 14m

Ontario

Thu 3/19

11:59 pm-9:42 am

2 stops30h 43m

$781

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 4/2

10:30 am-8:36 pm

3 stops13h 06m

Ontario

Fri 4/10

6:45 pm-9:48 am

2 stops12h 03m

$874

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Tue 3/17

1:33 pm-11:51 pm

2 stops13h 18m

Ontario

Fri 3/20

10:25 pm-12:53 pm

2 stops11h 28m

$918

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Mon 3/16

1:33 pm-11:51 pm

2 stops13h 18m

Ontario

Fri 3/20

10:25 pm-12:53 pm

2 stops11h 28m

$948

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 4/2

10:30 am-8:36 pm

3 stops13h 06m

Ontario

Fri 4/10

6:45 pm-9:48 am

3 stops12h 03m

$1,089

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Sat 3/14

1:33 pm-10:48 pm

2 stops12h 15m

Ontario

Sun 3/22

10:25 pm-12:53 pm

2 stops11h 28m

$1,255

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Sun 3/29

1:33 pm-11:51 pm

2 stops13h 18m

Ontario

Fri 4/3

10:25 pm-12:53 pm

2 stops11h 28m

$1,345

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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 36% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 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

13h 06m

Direct flights

None
The fastest flight from Ithaca to Ontario takes 13h 06m
There are no direct flights from Ithaca to Ontario. There are no popular flight routes from Ithaca to Ontario.
Search flight deals

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

    There are 2281.3 mi between Ithaca Tompkins County and Ontario. 13h 06m 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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