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Cheap flights from Ontario to Ithaca from $384

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Ithaca departing on 9/24. 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 Ontario to Ithaca

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 11:27 pm
ONT
-
ITH
13h 27m
2 stops
Delta Logo
5:55 am - 6:01 pm
ITH
-
ONT
15h 06m
2 stops
$448Delta
Thu, Sep 24 - Sun, Sep 27
Delta Logo
7:00 am - 11:27 pm
ONT
-
ITH
13h 27m
2 stops
Delta Logo
2:00 pm - 11:04 am
ITH
-
ONT
24h 04m
2 stops
$488Delta
Thu, Sep 24 - Mon, Sep 28
Delta Logo
5:10 pm - 12:30 pm
ONT
-
ITH
16h 20m
2 stops
Delta Logo
5:17 am - 12:10 pm
ITH
-
ONT
33h 53m
2 stops
$546Delta
Mon, Jul 13 - Tue, Jul 28
Delta Logo
5:10 pm - 12:30 pm
ONT
-
ITH
16h 20m
2 stops
Delta Logo
5:16 am - 12:10 pm
ITH
-
ONT
33h 54m
2 stops
$595Delta
Mon, Jul 13 - Mon, Jul 27
Delta Logo
9:40 am - 12:09 am
ONT
-
ITH
11h 29m
2 stops
Delta Logo
5:28 am - 12:10 pm
ITH
-
ONT
33h 42m
2 stops
$674Delta
Tue, Jun 16 - Mon, Jun 22
Delta Logo
5:10 pm - 12:30 pm
ONT
-
ITH
16h 20m
2 stops
Delta Logo
5:17 am - 11:48 pm
ITH
-
ONT
21h 31m
2 stops
$706Delta
Mon, Jul 13 - Wed, Jul 29
Delta Logo
12:00 pm - 12:30 pm
ONT
-
ITH
21h 30m
2 stops
Delta Logo
1:10 pm - 12:10 pm
ITH
-
ONT
26h 00m
2 stops
$747Delta
Sat, Jul 11 - Tue, Jul 28
Delta Logo
7:05 am - 12:13 am
ONT
-
ITH
14h 08m
2 stops
Delta Logo
1:10 pm - 12:10 pm
ITH
-
ONT
26h 00m
2 stops
$757Delta
Sun, Jul 12 - Tue, Jul 28
Delta Logo
10:00 pm - 12:13 am
ONT
-
ITH
47h 13m
2 stops
Delta Logo
5:17 am - 12:10 pm
ITH
-
ONT
33h 53m
2 stops
$761Delta
Fri, Jul 17 - Tue, Jul 28
Delta Logo
5:10 pm - 12:30 pm
ONT
-
ITH
16h 20m
2 stops
Delta Logo
5:17 am - 8:47 am
ITH
-
ONT
54h 30m
2 stops
$764Delta
Mon, Jul 13 - Sun, Jul 26

United Airlines flights from Ontario to Ithaca

Our best United Airlines deals on Ontario to Ithaca flight tickets
United Airlines
May 9
ONT6:00 amOntario
9h 49m
2 stops
ITH6:49 pmIthaca Tompkins County
May 10
ITH10:30 amIthaca Tompkins County
15h 29m
2 stops
ONT10:59 pmOntario
$722
United Airlines
May 9
ONT7:00 amOntario
13h 44m
2 stops
ITH11:44 pmIthaca Tompkins County
May 10
ITH6:10 amIthaca Tompkins County
14h 42m
3 stops
ONT5:52 pmOntario
$727
United Airlines
May 27
ONT6:30 amOntario
14h 14m
2 stops
ITH11:44 pmIthaca Tompkins County
May 30
ITH6:00 amIthaca Tompkins County
19h 51m
2 stops
ONT10:51 pmOntario
$798

Delta flights from Ontario to Ithaca

Our best Delta deals on Ontario to Ithaca flight tickets
Delta
Sep 24
ONT7:00 amOntario
13h 27m
2 stops
ITH11:27 pmIthaca Tompkins County
Sep 27
ITH5:55 amIthaca Tompkins County
15h 06m
2 stops
ONT6:01 pmOntario
$448
Delta
Sep 24
ONT7:00 amOntario
13h 27m
2 stops
ITH11:27 pmIthaca Tompkins County
Sep 28
ITH2:00 pmIthaca Tompkins County
24h 04m
2 stops
ONT11:04 amOntario
$488
Delta
Jul 13
ONT5:10 pmOntario
16h 20m
2 stops
ITH12:30 pmIthaca Tompkins County
Jul 28
ITH5:17 amIthaca Tompkins County
33h 53m
2 stops
ONT12:10 pmOntario
$546

momondo 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, momondo users made 832,500 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Ontario to Ithaca that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Thu 9/24

7:00 am-11:27 pm

2 stops13h 27m

Ithaca Tompkins County

Sun 9/27

5:55 am-6:01 pm

2 stops15h 06m

$448

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Thu 9/24

7:00 am-11:27 pm

2 stops13h 27m

Ithaca Tompkins County

Mon 9/28

2:00 pm-11:04 am

2 stops24h 04m

$488

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Mon 7/13

5:10 pm-12:30 pm

2 stops16h 20m

Ithaca Tompkins County

Tue 7/28

5:17 am-12:10 pm

2 stops33h 53m

$546

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Mon 7/13

5:10 pm-12:30 pm

2 stops16h 20m

Ithaca Tompkins County

Mon 7/27

5:16 am-12:10 pm

2 stops33h 54m

$595

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Tue 6/16

9:40 am-12:09 am

2 stops11h 29m

Ithaca Tompkins County

Mon 6/22

5:28 am-12:10 pm

2 stops33h 42m

$674

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Mon 7/13

5:10 pm-12:30 pm

2 stops16h 20m

Ithaca Tompkins County

Wed 7/29

5:17 am-11:48 pm

2 stops21h 31m

$706

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Sat 7/11

12:00 pm-12:30 pm

2 stops21h 30m

Ithaca Tompkins County

Tue 7/28

1:10 pm-12:10 pm

2 stops26h 00m

$747

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Sun 7/12

7:05 am-12:13 am

2 stops14h 08m

Ithaca Tompkins County

Tue 7/28

1:10 pm-12:10 pm

2 stops26h 00m

$757

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Fri 7/17

10:00 pm-12:13 am

2 stops47h 13m

Ithaca Tompkins County

Tue 7/28

5:17 am-12:10 pm

2 stops33h 53m

$761

OntarioIthaca

ONT - ITH

ONTITH

Ontario

Mon 7/13

5:10 pm-12:30 pm

2 stops16h 20m

Ithaca Tompkins County

Sun 7/26

5:17 am-8:47 am

2 stops54h 30m

$764

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 Ithaca from

How to get the cheapest flight ticket from Ontario to Ithaca

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 Ontario to Ithaca Tompkins County?

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

What airlines fly to Ithaca?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ithaca from Ontario according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Ithaca. Keep in mind that there are 7 different airlines that fly to Ithaca on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Ithaca

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

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

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

Fastest flight time

11h 21m

Direct flights

None
The fastest flight from Ontario to Ithaca takes 11h 21m
There are no direct flights from Ontario to Ithaca. There are no popular flight routes from Ontario to Ithaca.
Search flight deals

Frequently asked questions about flying from Ontario to Ithaca

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

    The distance between Ontario and Ithaca Tompkins County is about 2281.3 mi. By plane, this route typically takes 11h 21m.

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

    Prices for flights from Ontario Airport to Ithaca Tompkins County Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Ithaca Tompkins County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Ithaca Tompkins County Airport.

  • What documentation or ID do you need to fly to Ithaca Tompkins County Airport?

    The travel and health documents required for your trip to Ithaca Tompkins County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ithaca Tompkins County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Ithaca?

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

Why use momondo?

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

Finding the right flight to Ithaca from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ithaca quick and easy, saving you time and money.

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

Yes. All flights to Ithaca from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Ithaca?

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

If you are not ready to book a flight from Ontario to Ithaca now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ithaca and let you know when they change.

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