In terms of precipitation, rainfall in Chicago Greater Rockford Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago Greater Rockford Airport when rainfall is around 1.7 in.

If weather is an important factor for your trip to Chicago Greater Rockford Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

How far in advance should I book a flight from Oakland, California to Chicago Greater Rockford Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 106% on flights from Oakland, California to Chicago Greater Rockford Airport compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $397. For sooner than that we have options available in the next 3 days from $591.

What is the cheapest month to fly from Oakland, California to Chicago Greater Rockford Airport?

The best pricing can be found in the month of February. Prices to Chicago Greater Rockford Airport from Oakland, California average $340. You can even find prices in February for less than $340, as users have found deals to Chicago Greater Rockford Airport from as low as $183. The month of December appears to be one of the more expensive times to travel to Chicago Greater Rockford Airport from Oakland, California. Flying in the targeted month can save you up to 27%.

What is the cheapest time of day to fly from OAK to RFD?

When flying from Oakland, California to Chicago Greater Rockford Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Oakland to Chicago Greater Rockford?

Located just 7.0 mi from the city center, Oakland is the airport most travelers will use when flying to Chicago Greater Rockford from Oakland. Booking flights from Oakland (OAK) to Chicago Greater Rockford should be relatively easy as there are 0 daily outbound flights to Chicago Greater Rockford from 0 different airlines.

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

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

How can I find direct flights from Oakland to Rockford?

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

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

Yes. Cheapflights offers flight deals from Oakland 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.

$142+ Flights from Oakland, CA to Chicago Greater Rockford Airport

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Cheap flight deals from Oakland to Rockford

Round-trip from	$298 (Kiwi.com)
One-way from	$142 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$307

From Oakland to Chicago Greater Rockford

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One-way flight from Oakland to Chicago Greater Rockford

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Highest demand for flights based on searches. 6% potential increase in price ($23 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($9 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 Oakland to Rockford

Cheapest flights from Oakland to Rockford
Explore the most affordable flight options available from Oakland to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Thu 9/256:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Sun 9/288:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$298

Thu 9/186:30 amOAK - RFD

1 stop10h 22mMultiple Airlines

Sun 9/218:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/10

$439

Sun 9/216:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Thu 9/258:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$595

Best flights from Oakland to Rockford
Discover carefully curated flight deals from Oakland to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Thu 9/256:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Sun 9/288:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$298

Sun 9/216:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Thu 9/258:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$595

Last-minute flights from Oakland to Rockford
Discover last-minute flight deals from Oakland to Rockford. Data last updated September 11, 2025 and is based on user searches.

Thu 9/186:30 amOAK - RFD

1 stop10h 22mMultiple Airlines

Sun 9/218:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/10

$439

Sun 9/216:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Thu 9/258:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$595

Thu 9/256:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Sun 9/288:37 pmRFD - OAK

1 stop28h 55mMultiple Airlines

Deal found 9/9

$298

One-way flights from Oakland to Rockford
Search for one-way flight options from Oakland to Rockford. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Fri 10/36:30 amOAK - RFD

2 stops27h 40mMultiple Airlines

Deal found 9/9

$142

Sun 9/286:30 amOAK - RFD

1 stop11h 17mMultiple Airlines

Deal found 9/9

$190

Wed 9/1710:56 amOAK - RFD

2 stops29h 56mMultiple Airlines

Deal found 9/9

$222

Sat 10/46:30 amOAK - RFD

3 stops58h 20mMultiple Airlines

Deal found 9/10

$233

Tue 10/78:05 pmOAK - RFD

3 stops38h 49mMultiple Airlines

Deal found 9/11

$328

Fri 10/176:40 amOAK - RFD

3 stops52h 14mMultiple Airlines

Deal found 9/8

$466

Sun 10/512:30 pmOAK - RFD

3 stops29h 35mMultiple Airlines

Deal found 9/10

$493

Mon 12/226:10 amOAK - RFD

3 stops27h 15mMultiple Airlines

Deal found 9/8

$497

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oakland to Chicago Greater Rockford Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Thu 9/25

6:30 am-7:47 pm

1 stop11h 17m

Chicago Greater Rockford

Sun 9/28

8:37 pm-11:32 pm

1 stop28h 55m

$298

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Sun 9/21

6:30 am-7:47 pm

1 stop11h 17m

Chicago Greater Rockford

Thu 9/25

8:37 pm-11:32 pm

1 stop28h 55m

$595

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Fri 10/3

6:30 am-12:10 pm

2 stops27h 40m

$144

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Sun 9/28

6:30 am-7:47 pm

1 stop11h 17m

$190

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Wed 9/17

10:56 am-6:52 pm

2 stops29h 56m

$222

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Sat 10/4

6:30 am-6:50 pm

3 stops58h 20m

$233

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Tue 10/7

8:05 pm-12:54 pm

3 stops38h 49m

$328

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Fri 10/17

6:40 am-12:54 pm

3 stops52h 14m

$466

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Sun 10/5

12:30 pm-8:05 pm

3 stops29h 35m

$493

OaklandChicago

OAK - RFD

OAKRFD

Oakland

Mon 12/22

6:10 am-11:25 am

3 stops27h 15m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 11 results

Best time to book a flight from Oakland to Rockford

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

What airport do you fly from for flights from Oakland to Chicago Greater Rockford?
Located just 7.0 mi from the city center, Oakland is the airport most travelers will use when flying to Chicago Greater Rockford from Oakland. Booking flights from Oakland (OAK) to Chicago Greater Rockford should be relatively easy as there are 0 daily outbound flights to Chicago Greater Rockford from 0 different airlines.
Can I find deals for flights from Oakland to Rockford that include hotel bookings?
Yes. In addition to deals on Oakland to Rockford flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Oakland to Rockford?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oakland to Rockford.
Can I find deals for business class flights from Oakland to Rockford?
Yes. Cheapflights offers flight deals from Oakland 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

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$142+ Cheap flights from Oakland, CA (OAK) 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Oakland to Rockford with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Oakland to Rockford

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Oakland to Rockford

Cheapest flights from Oakland to RockfordExplore the most affordable flight options available from Oakland to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Oakland to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oakland to Chicago Greater Rockford Airport that are best for you.

Best time to book a flight from Oakland to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from Oakland with our price prediction graph.

Related info for your journey

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

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

How can I find direct flights from Oakland to Rockford?

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

Traveling to a place near Chicago Greater Rockford Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oakland to Rockford

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Cheapest flights from Oakland to Rockford
Explore the most affordable flight options available from Oakland to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.