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Rockford

$118+ Cheap flights from Ontario (ONT) to Greater Rockford (RFD)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — RFD
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Ontario to Rockford

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Rockford (RFD). 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 August 14, 2025.

Round-trip from

$222
(Kiwi.com)

One-way from

$118
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$283
From Ontario to Chicago Greater Rockford
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One-way flight from Ontario to Chicago Greater Rockford
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Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Ontario to Rockford

Cheapest flights from Ontario to Rockford
Explore the most affordable flight options available from Ontario to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/49:16 amONT - RFD
1 stop7h 36mMultiple Airlines
Sun 9/79:16 pmRFD - ONT
1 stop12h 01mMultiple Airlines
Deal found 8/14$222
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:00 amONT - RFD
1 stop11h 47mMultiple Airlines
Sun 9/288:37 pmRFD - ONT
1 stop12h 40mMultiple Airlines
Deal found 8/13$248
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:16 amONT - RFD
1 stop7h 36mMultiple Airlines
Sun 9/218:37 pmRFD - ONT
1 stop12h 40mMultiple Airlines
Deal found 8/14$249

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Rockford 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 August 14, 2025.
Use the filters below to find and compare flights from Ontario to Chicago Greater Rockford Airport that are best for you.

Fly from

Ontario

Fly to

Rockford

Route

Depart

Return

Price

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/4

9:16 am-6:52 pm

1 stop7h 36m

Chicago Greater Rockford

Sun 9/7

9:16 pm-7:17 am

1 stop12h 01m

$222

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/25

6:00 am-7:47 pm

1 stop11h 47m

Chicago Greater Rockford

Sun 9/28

8:37 pm-7:17 am

1 stop12h 40m

$248

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/18

9:16 am-6:52 pm

1 stop7h 36m

Chicago Greater Rockford

Sun 9/21

8:37 pm-7:17 am

1 stop12h 40m

$249

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/4

6:00 am-6:52 pm

1 stop10h 52m

$118

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/18

9:16 am-6:52 pm

1 stop7h 36m

$124

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 9/25

6:00 am-7:47 pm

1 stop11h 47m

$128

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Thu 8/21

12:28 pm-11:46 am

2 stops21h 18m

$195

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Fri 9/26

10:40 pm-8:40 am

3 stops56h 00m

$216

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Fri 8/22

10:13 pm-2:16 pm

3 stops38h 03m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Ontario to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Rockford. 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 Ontario to Chicago Greater Rockford?

    If you book a flight to Chicago Greater Rockford from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Chicago Greater Rockford per day from 0 different airlines.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Chicago Greater Rockford Airport?

Book flights to Chicago Greater Rockford Airport if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

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