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Rockford

$136+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — RFD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$284
(Kiwi.com)

One-way from

$136
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$268
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 September 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 September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/11. 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 9/259:16 amONT - RFD
1 stop8h 31mMultiple Airlines
Sun 9/288:37 pmRFD - ONT
1 stop12h 40mMultiple Airlines
Deal found 9/11$284
This Kiwi.com deal was found by Cheapflights users on 9/10. 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
Mon 9/2210:37 amRFD - ONT
2 stops35h 17mMultiple Airlines
Deal found 9/10$455
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/106:05 amONT - RFD
2 stops10h 53mMultiple Airlines
Sun 10/121:44 pmRFD - ONT
1 stop10h 11mMultiple Airlines
Deal found 9/10$488
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/166:54 pmONT - RFD
2 stops22h 04mMultiple Airlines
Sun 10/191:44 pmRFD - ONT
1 stop10h 11mMultiple Airlines
Deal found 9/9$520
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 9/119:16 amONT - RFD
1 stop7h 36mMultiple Airlines
Sun 9/147:44 pmRFD - ONT
1 stop13h 33mMultiple Airlines
Deal found 9/9$632
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 12/225:06 pmONT - RFD
1 stop16h 19mMultiple Airlines
Sat 12/2712:15 pmRFD - ONT
1 stop10h 49mMultiple Airlines
Deal found 9/9$766

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 September 11, 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 9/25

9:16 am-7:47 pm

1 stop8h 31m

Chicago Greater Rockford

Sun 9/28

8:37 pm-7:17 am

1 stop12h 40m

$284

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Fri 10/10

6:05 am-6:58 pm

2 stops10h 53m

Chicago Greater Rockford

Sun 10/12

1:44 pm-9:55 pm

1 stop10h 11m

$488

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Mon 11/24

5:06 pm-11:17 am

1 stop16h 11m

Chicago Greater Rockford

Sat 11/29

12:27 pm-9:06 pm

1 stop10h 39m

$503

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Mon 12/22

5:06 pm-11:25 am

1 stop16h 19m

Chicago Greater Rockford

Sat 12/27

12:15 pm-9:04 pm

1 stop10h 49m

$771

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Sat 10/4

8:59 pm-6:50 pm

2 stops43h 51m

$136

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Fri 10/3

4:08 pm-12:10 pm

2 stops18h 02m

$142

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Sun 11/16

6:53 am-4:28 pm

3 stops31h 35m

$198

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Sat 9/27

1:37 pm-7:47 pm

1 stop28h 10m

$208

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Mon 11/24

5:06 pm-11:17 am

1 stop16h 11m

$222

OntarioChicago

ONT - RFD

ONTRFD

Ontario

Fri 12/12

4:51 pm-12:48 pm

2 stops17h 57m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 12 results
1
2

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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