Which airports can I use when flying from Ithaca to Ontario?

Flights from Ithaca to Ontario usually depart from Ithaca Tompkins County (ITH) and arrive at Ontario (ONT).

What cabin classes can I book on flights from Ithaca to Ontario?

Only Economy Class is available on flights from Ithaca to Ontario.

What popular places can I visit in Ontario?

Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Do I need a passport to fly from Ithaca to Ontario?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Ithaca to Ontario changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $519 to $1,294. That means the highest observed fare was about 2x higher than the lowest one.

What is the time difference between Ithaca and Ontario?

Ontario is 3 hours behind Ithaca (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Ontario Airport (ONT)?

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include: • Fox • Thrifty • Europcar • Dollar • Alamo

$388 CHEAP FLIGHTS from Ithaca to Ontario (ITH - ONT)

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Flight Deals

Cheap Flights from Ithaca to Ontario (ITH-ONT)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ithaca to Ontario

Sat, Nov 14 - Tue, Nov 17

6:00 am - 3:33 pmITH Ithaca Tompkins County-ONT Ontario

12h 33m2 stops Washington, D.C. Dulles Intl San Francisco

9:25 am - 11:44 pmONT Ontario-ITH Ithaca Tompkins County

11h 19m2 stops San Francisco Washington, D.C. Dulles Intl

$519United Airlines

Wed, Sep 30 - Tue, Oct 6

10:27 am - 8:31 pmITH Ithaca Tompkins County-ONT Ontario

13h 04m2 stops Washington, D.C. Dulles Intl San Francisco

4:03 pm - 9:50 amONT Ontario-ITH Ithaca Tompkins County

14h 47m2 stops San Francisco Washington, D.C. Dulles Intl

$559United Airlines

Sat, Oct 17 - Sat, Oct 24

6:15 am - 3:22 pmITH Ithaca Tompkins County-ONT Ontario

12h 07m2 stops Washington, D.C. Dulles Intl San Francisco

8:03 am - 11:44 pmONT Ontario-ITH Ithaca Tompkins County

12h 41m2 stops San Francisco Washington, D.C. Dulles Intl

$569United Airlines

Thu, Jan 21 - Mon, Jan 25

6:00 am - 5:47 pmITH Ithaca Tompkins County-ONT Ontario

14h 47m2 stops Washington, D.C. Dulles Intl San Francisco

6:53 pm - 11:30 pmONT Ontario-ITH Ithaca Tompkins County

25h 37m2 stops San Francisco Washington, D.C. Dulles Intl

$615United Airlines

Sat, Oct 17 - Sat, Oct 24

6:15 am - 3:22 pmITH Ithaca Tompkins County-ONT Ontario

12h 07m2 stops Washington, D.C. Dulles Intl San Francisco

8:03 am - 11:44 pmONT Ontario-ITH Ithaca Tompkins County

12h 41m2 stops San Francisco Washington, D.C. Dulles Intl

$638United Airlines

Fri, Oct 16 - Mon, Oct 26

5:40 am - 10:09 pmITH Ithaca Tompkins County-ONT Ontario

19h 29m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

11:15 pm - 10:29 pmONT Ontario-ITH Ithaca Tompkins County

20h 14m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

$665Delta

Fri, Oct 16 - Tue, Oct 27

5:40 am - 10:09 pmITH Ithaca Tompkins County-ONT Ontario

19h 29m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

12:16 pm - 12:23 pmONT Ontario-ITH Ithaca Tompkins County

21h 07m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

$665Delta

Wed, Oct 14 - Tue, Oct 20

7:59 pm - 12:18 pmITH Ithaca Tompkins County-ONT Ontario

19h 19m2 stops Washington, D.C. Dulles Intl San Francisco

4:03 pm - 9:50 amONT Ontario-ITH Ithaca Tompkins County

14h 47m2 stops San Francisco Washington, D.C. Dulles Intl

$668United Airlines

Fri, Oct 16 - Fri, Oct 23

5:40 am - 10:09 pmITH Ithaca Tompkins County-ONT Ontario

19h 29m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

12:16 pm - 12:23 pmONT Ontario-ITH Ithaca Tompkins County

21h 07m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

$700Delta

Fri, Oct 16 - Tue, Oct 27

5:40 am - 6:21 pmITH Ithaca Tompkins County-ONT Ontario

15h 41m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

12:16 pm - 12:23 pmONT Ontario-ITH Ithaca Tompkins County

21h 07m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl

$711Delta

Booking Insights

Price, demand and travel trends for Ithaca to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Ithaca to Ontario with more confidence.

What is the cheapest airline to fly from Ithaca to Ontario?

United Airlines ($519) and Delta ($665) are the cheapest airlines to fly round-trip from Ithaca to Ontario according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	$371

Flight from Ithaca to Ontario

When to book flights from Ithaca to Ontario

Are your dates flexible? Find out the best times to travel from Ithaca to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Ithaca to Ontario?
Flights from Ithaca to Ontario usually depart from Ithaca Tompkins County (ITH) and arrive at Ontario (ONT).
What cabin classes can I book on flights from Ithaca to Ontario?
Only Economy Class is available on flights from Ithaca to Ontario.
What popular places can I visit in Ontario?
Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.
Do I need a passport to fly from Ithaca to Ontario?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Ithaca to Ontario changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $519 to $1,294. That means the highest observed fare was about 2x higher than the lowest one.
What is the time difference between Ithaca and Ontario?
Ontario is 3 hours behind Ithaca (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Ontario Airport (ONT)?
Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
• Fox
• Thrifty
• Europcar
• Dollar
• Alamo

If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.
- Azure Hotel & Suites, Trademark Collection by Wyndham
- La Quinta Inn & Suites by Wyndham Ontario Airport
- Holiday Inn Ontario Airport By IHG

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ITH - ONT

$388 Find Cheap Flights from Ithaca to Ontario - Compare and Save

Everything you should know

Cheap Flights from Ithaca to Ontario (ITH-ONT)

Recent round-trip flight deals from Ithaca to Ontario

Recent one-way flight deals from Ithaca to Ontario

Recent last minute flight deals from Ithaca to Ontario

Price, demand and travel trends for Ithaca to Ontario flights

What is the cheapest airline to fly from Ithaca to Ontario?

Key details for Ithaca to Ontario flights

Cheapest flight

When to book flights from Ithaca to Ontario

Your Ithaca to Ontario flight questions, answered

Your guide to booking Ithaca to Ontario flights

More options for your flight from Ithaca to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ithaca to Ontario

Find direct flights to and from Ithaca and Ontario

Flights from domestic origins to Ontario

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