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Ithaca

$479+ Cheap flights from Ontario to Ithaca (ONT - ITH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ITH
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Cheap flight deals from Ontario to Ithaca

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Ithaca (ITH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$479
(United Airlines)

Popular in

October

Cheapest in

September

Average price

$1,028
Provider with most accurate pricing for Los Angeles-Ithaca Tompkins County flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Ithaca Tompkins County flights.
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From Ontario to Ithaca Tompkins County
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Highest demand for flights based on searches. 10% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Ithaca

Cheapest flights from Ontario to Ithaca
Explore the most affordable flight options available from Ontario to Ithaca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2025.

This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:00 amONT - ITH
2 stops13h 43mUnited Airlines
Fri 11/147:40 pmITH - ONT
2 stops30h 11mUnited Airlines
Deal found 10/20$558
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/55:05 amONT - ITH
2 stops10h 23mUnited Airlines
Sun 11/97:40 pmITH - ONT
2 stops19h 57mUnited Airlines
Deal found 10/21$572
This United Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/125:05 amONT - ITH
2 stops10h 33mUnited Airlines
Sun 12/147:57 pmITH - ONT
2 stops19h 20mUnited Airlines
Deal found 10/22$622
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:27 pmONT - ITH
2 stops12h 13mUnited Airlines
Thu 10/306:10 amITH - ONT
2 stops9h 23mUnited Airlines
Deal found 10/21$731
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:36 pmONT - ITH
2 stops12h 04mUnited Airlines
Mon 10/277:40 pmITH - ONT
2 stops19h 57mUnited Airlines
Deal found 10/20$742
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:27 pmONT - ITH
2 stops12h 13mUnited Airlines
Sun 10/266:10 amITH - ONT
2 stops9h 23mUnited Airlines
Deal found 10/20$790
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:05 amONT - ITH
2 stops10h 33mUnited Airlines
Sun 10/266:10 amITH - ONT
2 stops9h 23mUnited Airlines
Deal found 10/20$800

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Ithaca 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, Cheapflights users made 2,558,603 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Ontario to Ithaca that are best for you.

Fly from

Ontario

Fly to

Ithaca

Route

Depart

Return

Price

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Wed 3/11

6:00 am-6:35 pm

2 stops9h 35m

Ithaca Tompkins County

Sat 3/14

10:11 am-8:45 pm

2 stops13h 34m

$479

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Wed 11/12

7:00 am-11:43 pm

2 stops13h 43m

Ithaca Tompkins County

Fri 11/14

7:40 pm-10:51 pm

2 stops30h 11m

$558

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Wed 11/5

5:05 am-6:28 pm

2 stops10h 23m

Ithaca Tompkins County

Sun 11/9

7:40 pm-12:37 pm

2 stops19h 57m

$572

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Fri 12/12

5:05 am-6:38 pm

2 stops10h 33m

Ithaca Tompkins County

Sun 12/14

7:57 pm-12:17 pm

2 stops19h 20m

$622

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Tue 12/30

7:05 am-10:32 pm

2 stops12h 27m

$530

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Sun 11/30

8:38 pm-6:28 pm

2 stops18h 50m

$1,234

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Best time to book a flight from Ontario to Ithaca

Have a flexible travel schedule? Discover the best time to fly to Ithaca from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Ithaca

What is the cheapest month to book a flight from Ontario to Ithaca?

Currently, September is the cheapest month in which you can book a flight from Ontario to Ithaca (average of $160). Flying from Ontario to Ithaca in December is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Ithaca. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Ithaca?

    There are many flights that can get you from Ontario to Ithaca in 9h 35m. Fly via United Airlines to get the fastest option. The distance between Ontario and Ithaca is about 2281 mi.

  • Can I find deals for flights from Ontario to Ithaca that include hotel bookings?

    Yes. In addition to deals on Ontario to Ithaca flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Ithaca?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Ithaca.

  • Can I find deals for business class flights from Ontario to Ithaca?

    Yes. Cheapflights offers flight deals from Ontario to Ithaca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Ithaca?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Ithaca (average of $160). Flying from Ontario to Ithaca in December is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ithaca?

Book flights to Ithaca if you plan to visit one of these locations
Cortland

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