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Rockford

$141+ Cheap flights from San Diego (SAN) 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RFD
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from San Diego to Rockford

Cheapest flights from San Diego to Rockford
Explore the most affordable flight options available from San Diego to Rockford. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Wed 2/189:45 am
SAN
-
RFD
2 stops21h 52m
Multiple Airlines
Sun 2/2212:41 pm
RFD
-
SAN
1 stop26h 29m
Multiple Airlines
Deal found 2/3$429
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Tue 3/313:31 pm
SAN
-
RFD
1 stop21h 40m
Multiple Airlines
Sat 4/49:11 pm
RFD
-
SAN
1 stop12h 10m
Multiple Airlines
Deal found 2/3$431
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 3/132:57 pm
SAN
-
RFD
1 stop20h 06m
Multiple Airlines
Sun 3/1512:45 pm
RFD
-
SAN
1 stop6h 53m
Multiple Airlines
Deal found 2/3$603
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 2/59:45 pm
SAN
-
RFD
1 stop17h 41m
Multiple Airlines
Sun 2/81:24 pm
RFD
-
SAN
1 stop21h 27m
Multiple Airlines
Deal found 2/3$629
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/37:00 am
SAN
-
RFD
2 stops28h 15m
Multiple Airlines
Sun 2/81:24 pm
RFD
-
SAN
1 stop21h 27m
Multiple Airlines
Deal found 2/2$675
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Tue 2/37:00 am
SAN
-
RFD
2 stops28h 15m
Multiple Airlines
Mon 2/96:16 pm
RFD
-
SAN
1 stop28h 08m
Multiple Airlines
Deal found 2/2$703

Find flight deals from San Diego to Rockford

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$429
(Kiwi.com)

One-way from

$141
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$264
Provider with most accurate pricing for San Diego-Chicago Greater Rockford flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Chicago Greater Rockford flights.
Search Deals
From San Diego to Chicago Greater Rockford
Search Deals
One-way flight from San Diego to Chicago Greater Rockford
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 February 4, 2026.
Use the filters below to find and compare flights from San Diego to Chicago Greater Rockford Airport that are best for you.

Fly from

San Diego

Fly to

Rockford

Route

Depart

Return

Price

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Wed 2/18

9:45 am-9:37 am

2 stops21h 52m

Chicago Greater Rockford

Sun 2/22

12:41 pm-1:10 pm

1 stop26h 29m

$429

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 3/31

3:31 pm-3:11 pm

1 stop21h 40m

Chicago Greater Rockford

Sat 4/4

9:11 pm-7:21 am

1 stop12h 10m

$431

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Fri 3/13

2:57 pm-1:03 pm

1 stop20h 06m

Chicago Greater Rockford

Sun 3/15

12:45 pm-5:38 pm

1 stop6h 53m

$603

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 4/7

12:00 pm-9:47 am

3 stops43h 47m

$141

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Mon 3/2

8:20 pm-9:47 am

3 stops59h 27m

$156

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Wed 2/11

9:45 am-8:37 am

2 stops20h 52m

$157

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 3/17

6:25 am-9:47 am

3 stops49h 22m

$171

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Wed 2/18

9:45 am-9:37 am

2 stops21h 52m

$185

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 2/10

8:00 am-8:37 am

3 stops46h 37m

$190

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Mon 3/16

9:00 am-10:52 am

3 stops47h 52m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 13 results
1
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Compare providers for flights from San Diego to Rockford

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Rockford in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Chicago Greater Rockford Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Chicago Greater Rockford Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Chicago Greater Rockford Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Chicago Greater Rockford Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Chicago Greater Rockford Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Rockford

Have a flexible travel schedule? Discover the best time to fly to Rockford from San Diego 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 San Diego 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 San Diego to Chicago Greater Rockford?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Chicago Greater Rockford. On average, San Diego has 0 outbound flights to Chicago Greater Rockford per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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

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

  • How can I find direct flights from San Diego to Rockford?

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

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

    Yes. Cheapflights offers flight deals from San Diego 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
Lansing
Merrillville
Hammond
Porter
Benton Harbor

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