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$174+ Cheap flights from Ithaca (ITH) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — ORD
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheap flight deals from Ithaca to Illinois

Keep the following information in mind while searching for Ithaca to Illinois flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Delta)

One-way from

$174
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$328
Provider with most accurate pricing for Ithaca Tompkins County-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Ithaca Tompkins County-Chicago (CHI) flights.
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From Ithaca Tompkins County to Illinois
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One-way flight from Ithaca Tompkins County to Illinois
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Highest demand for flights based on searches. 35% potential increase in price ($331 potential increase over avg. RT price).
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Cheapest flight prices on average. 27% potential price decrease ($128 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 Ithaca to Illinois

Cheapest flights from Ithaca to Illinois
Explore the most affordable flight options available from Ithaca to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:05 pmITH - ORD
2 stops7h 18mDelta
Tue 11/117:00 amORD - ITH
1 stop5h 09mDelta
Deal found 10/18$284
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Sat 11/87:40 pmITH - ORD
1 stop5h 03mUnited Airlines
Tue 11/116:20 pmORD - ITH
1 stop4h 23mUnited Airlines
Deal found 10/18$294
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:05 pmITH - STL
2 stops7h 41mDelta
Tue 12/94:32 pmSTL - ITH
1 stop5h 19mDelta
Deal found 10/19$295
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/266:10 amITH - ORD
1 stop4h 36mUnited Airlines
Sat 11/296:20 pmORD - ITH
1 stop4h 23mUnited Airlines
Deal found 10/18$319
This United Airlines deal was found by Cheapflights users on 10/19. 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 10/237:53 pmITH - ORD
1 stop4h 22mUnited Airlines
Sat 10/2510:45 amORD - ITH
1 stop6h 53mUnited Airlines
Deal found 10/19$339
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:05 pmITH - ORD
2 stops7h 18mDelta
Sun 11/97:00 amORD - ITH
1 stop5h 09mDelta
Deal found 10/19$349
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:40 amITH - ORD
1 stop5h 15mDelta
Tue 11/257:00 amORD - ITH
1 stop5h 09mDelta
Deal found 10/19$374
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:40 amITH - MDW
2 stops10h 46mDelta
Tue 11/111:15 pmMDW - ITH
2 stops8h 39mDelta
Deal found 10/18$384
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:05 pmITH - ORD
2 stops7h 24mDelta
Sun 11/237:00 amORD - ITH
1 stop5h 09mDelta
Deal found 10/19$409
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 11/47:40 pmITH - ORD
1 stop5h 03mUnited Airlines
Thu 11/61:00 pmORD - ITH
1 stop4h 28mUnited Airlines
Deal found 10/18$427
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.
Tue 11/256:10 amITH - ORD
2 stops12h 00mUnited Airlines
Sat 11/296:20 pmORD - ITH
1 stop4h 23mUnited Airlines
Deal found 10/20$430
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 11/186:10 amITH - STL
2 stops9h 14mUnited Airlines
Mon 12/83:19 pmSTL - ITH
2 stops7h 24mUnited Airlines
Deal found 10/19$530

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ithaca to Illinois 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 20, 2025.
Use the filters below to find and compare flights from Ithaca to Illinois that are best for you.

Fly from

Ithaca

Fly to

Illinois

Route

Depart

Return

Price

IthacaChicago

ITH - ORD

ITHORD

Ithaca Tompkins County

Thu 1/8

5:55 am-12:44 pm

1 stop7h 49m

Chicago O'Hare Intl

Sat 1/10

7:30 am-1:19 pm

1 stop4h 49m

$249

IthacaChicago

ITH - ORD

ITHORD

Ithaca Tompkins County

Sat 11/8

2:05 pm-8:23 pm

2 stops7h 18m

Chicago O'Hare Intl

Tue 11/11

7:00 am-1:09 pm

1 stop5h 09m

$284

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

Wed 11/19

2:05 pm-8:46 pm

2 stops7h 41m

Lambert-St Louis

Tue 12/9

4:32 pm-10:51 pm

1 stop5h 19m

$295

IthacaChicago

ITH - ORD

ITHORD

Ithaca Tompkins County

Sat 4/4

5:55 am-10:09 am

1 stop5h 14m

Chicago O'Hare Intl

Wed 4/8

7:30 am-1:19 pm

1 stop4h 49m

$309

IthacaChicago

ITH - ORD

ITHORD

Ithaca Tompkins County

Fri 2/13

5:55 am-10:09 am

1 stop5h 14m

Chicago O'Hare Intl

Mon 2/16

7:30 am-1:19 pm

1 stop4h 49m

$314

IthacaMoline

ITH - MLI

ITHMLI

Ithaca Tompkins County

Sat 2/7

5:55 am-4:26 pm

2 stops11h 31m

Moline Quad-City

Tue 2/10

5:00 pm-1:19 pm

2 stops19h 19m

$327

IthacaChicago

ITH - ORD

ITHORD

Ithaca Tompkins County

Tue 11/25

6:10 am-9:46 am

1 stop4h 36m

Chicago O'Hare Intl

Sat 11/29

6:20 pm-11:43 pm

1 stop4h 23m

$349

IthacaChicago

ITH - MDW

ITHMDW

Ithaca Tompkins County

Sat 11/8

5:40 am-3:26 pm

2 stops10h 46m

Chicago Midway

Tue 11/11

1:15 pm-10:54 pm

2 stops8h 39m

$384

IthacaPeoria

ITH - PIA

ITHPIA

Ithaca Tompkins County

Sat 2/21

6:00 am-12:43 pm

2 stops7h 43m

Greater Peoria

Wed 2/25

2:51 pm-11:42 pm

2 stops7h 51m

$495

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

Tue 11/18

6:10 am-2:24 pm

2 stops9h 14m

Lambert-St Louis

Mon 12/8

3:19 pm-11:43 pm

2 stops7h 24m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 38 results
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Best time to book a flight from Ithaca to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Ithaca 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 Ithaca to Illinois

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

Currently, December is the cheapest month in which you can book a flight from Ithaca to Illinois (average of $125). Flying from Ithaca to Illinois in July is currently the most expensive (average of $271). 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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated October 20, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Ithaca to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
7,978 reviews
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,978 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

  • What airport do you fly from for flights from Ithaca to Illinois?

    Ithaca Tompkins County (ITH), located 4.0 mi from the city center, is the airport you fly out of when you book flights from Ithaca to Illinois.

  • How long is the flight from Ithaca to Illinois?

    Delta and United Airlines can get you from Ithaca to Illinois in just under 7h 43m. Your travel time can differ by up to 06m. There are 695 mi between Ithaca and Illinois. This flight may include one or multiple stops.

  • What are the most popular routes from Ithaca to Illinois?

    Most travelers choose Ithaca Tompkins County - Chicago O'Hare Intl, Ithaca Tompkins County - Lambert-St Louis or Ithaca Tompkins County - Chicago Midway when deciding on the best route from Ithaca to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ithaca to Illinois 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 Ithaca to Illinois?

    Currently, December is the cheapest month in which you can book a flight from Ithaca to Illinois (average of $125). Flying from Ithaca to Illinois in July is currently the most expensive (average of $271). 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

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Alternative routes for Ithaca to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ithaca to Illinois

Discover the top 2 airlines that operate flights from Ithaca to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$382FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$328Average$552FlexibilityNo cancel feeOn-time69%

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