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Cheap flights from Ithaca to Los Angeles from $307

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 8/12. 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

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
7:59 pm - 12:46 pm
ITH
-
ONT
19h 47m
2 stops
United Airlines Logo
4:07 pm - 9:50 am
ONT
-
ITH
14h 43m
2 stops
$598United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
10:25 am - 10:35 pm
ITH
-
ONT
15h 10m
2 stops
United Airlines Logo
9:01 am - 11:44 pm
ONT
-
ITH
11h 43m
2 stops
$599United Airlines
Thu, Aug 13 - Mon, Aug 24
United Airlines Logo
10:25 am - 10:35 pm
ITH
-
ONT
15h 10m
2 stops
United Airlines Logo
9:01 am - 11:44 pm
ONT
-
ITH
11h 43m
2 stops
$624United Airlines
Thu, Aug 13 - Mon, Aug 24
United Airlines Logo
10:25 am - 6:29 pm
ITH
-
ONT
11h 04m
2 stops
United Airlines Logo
6:46 am - 11:49 pm
ONT
-
ITH
14h 03m
2 stops
$665United Airlines
Sat, Nov 7 - Sun, Nov 22
United Airlines Logo
10:25 am - 8:06 pm
ITH
-
ONT
12h 41m
2 stops
United Airlines Logo
1:52 pm - 9:49 am
ONT
-
ITH
16h 57m
2 stops
$689United Airlines
Sat, Nov 7 - Sun, Nov 22
United Airlines Logo
10:25 am - 10:35 pm
ITH
-
ONT
15h 10m
2 stops
United Airlines Logo
9:01 am - 11:44 pm
ONT
-
ITH
11h 43m
2 stops
$700United Airlines
Thu, Aug 13 - Mon, Aug 24
United Airlines Logo
7:50 pm - 11:06 pm
ITH
-
ONT
30h 16m
2 stops
United Airlines Logo
5:00 am - 11:30 pm
ONT
-
ITH
15h 30m
2 stops
$712United Airlines
Fri, Dec 4 - Tue, Dec 8
United Airlines Logo
10:25 am - 8:06 pm
ITH
-
ONT
12h 41m
2 stops
United Airlines Logo
1:52 pm - 9:49 am
ONT
-
ITH
16h 57m
2 stops
$738United Airlines
Wed, Nov 11 - Fri, Nov 13
United Airlines Logo
7:59 pm - 12:18 pm
ITH
-
ONT
19h 19m
2 stops
United Airlines Logo
7:00 am - 11:44 pm
ONT
-
ITH
13h 44m
2 stops
$817United Airlines
Wed, Oct 14 - Thu, Oct 22
Delta Logo
1:10 pm - 11:48 pm
ITH
-
ONT
13h 38m
2 stops
Delta Logo
10:00 pm - 12:30 pm
ONT
-
ITH
11h 30m
2 stops
$832Delta
Thu, Jul 9 - Thu, Jul 16

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United Airlines flights from Ithaca to Ontario

Our best United Airlines deals on Ithaca to Ontario flight tickets
United Airlines
Sep 10
ITH10:25 amIthaca Tompkins County
15h 34m
2 stops
ONT10:59 pmOntario
Sep 18
ONT7:13 pmOntario
11h 37m
2 stops
ITH9:50 amIthaca Tompkins County
$515
United Airlines
Sep 29
ITH7:59 pmIthaca Tompkins County
19h 47m
2 stops
ONT12:46 pmOntario
Oct 6
ONT4:07 pmOntario
14h 43m
2 stops
ITH9:50 amIthaca Tompkins County
$598
United Airlines
Aug 13
ITH10:25 amIthaca Tompkins County
15h 10m
2 stops
ONT10:35 pmOntario
Aug 24
ONT9:01 amOntario
11h 43m
2 stops
ITH11:44 pmIthaca Tompkins County
$599

Delta flights from Ithaca to Ontario

Our best Delta deals on Ithaca to Ontario flight tickets
Delta
Jul 9
ITH1:10 pmIthaca Tompkins County
13h 38m
2 stops
ONT11:48 pmOntario
Jul 16
ONT10:00 pmOntario
11h 30m
2 stops
ITH12:30 pmIthaca Tompkins County
$832
Delta
Jul 8
ITH1:10 pmIthaca Tompkins County
11h 40m
2 stops
ONT9:50 pmOntario
Jul 12
ONT10:00 pmOntario
11h 30m
2 stops
ITH12:30 pmIthaca Tompkins County
$894
Delta
Aug 7
ITH11:43 amIthaca Tompkins County
14h 51m
2 stops
ONT11:34 pmOntario
Aug 14
ONT10:00 pmOntario
11h 30m
2 stops
ITH12:30 pmIthaca Tompkins County
$1,135

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 June 24, 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

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Tue 9/29

7:59 pm-12:46 pm

2 stops19h 47m

Ontario

Tue 10/6

4:07 pm-9:50 am

2 stops14h 43m

$598

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 8/13

10:25 am-10:35 pm

2 stops15h 10m

Ontario

Mon 8/24

9:01 am-11:44 pm

2 stops11h 43m

$599

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 8/13

10:25 am-10:35 pm

2 stops15h 10m

Ontario

Mon 8/24

9:01 am-11:44 pm

2 stops11h 43m

$624
Quickest round-trip

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Sat 11/7

10:25 am-6:29 pm

2 stops11h 04m

Ontario

Sun 11/22

6:46 am-11:49 pm

2 stops14h 03m

$665

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Sat 11/7

10:25 am-8:06 pm

2 stops12h 41m

Ontario

Sun 11/22

1:52 pm-9:49 am

2 stops16h 57m

$689

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 8/13

10:25 am-10:35 pm

2 stops15h 10m

Ontario

Mon 8/24

9:01 am-11:44 pm

2 stops11h 43m

$700

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Fri 12/4

7:50 pm-11:06 pm

2 stops30h 16m

Ontario

Tue 12/8

5:00 am-11:30 pm

2 stops15h 30m

$712

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Wed 11/11

10:25 am-8:06 pm

2 stops12h 41m

Ontario

Fri 11/13

1:52 pm-9:49 am

2 stops16h 57m

$738

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Wed 10/14

7:59 pm-12:18 pm

2 stops19h 19m

Ontario

Thu 10/22

7:00 am-11:44 pm

2 stops13h 44m

$817

IthacaOntario

ITH - ONT

ITHONT

Ithaca Tompkins County

Thu 7/9

1:10 pm-11:48 pm

2 stops13h 38m

Ontario

Thu 7/16

10:00 pm-12:30 pm

2 stops11h 30m

$832

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 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

11h 32m

Direct flights

None
The fastest flight from Ithaca to Ontario takes 11h 32m
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. 11h 32m 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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