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Rockford

$99+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RFD
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
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 December 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:14 pmSAN - RFD
1 stop11h 55mMultiple Airlines
Mon 1/58:32 pmRFD - SAN
1 stop17h 36mMultiple Airlines
Deal found 12/19$313
This Kiwi.com deal was found by Cheapflights users on 12/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:21 pmSAN - RFD
1 stop14h 04mMultiple Airlines
Tue 12/3012:15 pmRFD - SAN
1 stop25h 56mMultiple Airlines
Deal found 12/18$587

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 December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$313
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$292
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. 19% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
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 December 2025
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 December 21, 2025.
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 3/18

2:08 pm-9:47 am

2 stops17h 39m

Chicago Greater Rockford

Sat 3/21

9:28 pm-8:59 pm

1 stop25h 31m

$489

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Wed 1/7

9:43 am-12:34 pm

1 stop24h 51m

$99

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 1/6

1:03 pm-1:15 pm

1 stop22h 12m

$106

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Thu 2/5

9:45 pm-5:26 pm

1 stop17h 41m

$125

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Thu 1/8

9:19 pm-5:26 pm

1 stop18h 07m

$127

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Mon 1/5

7:21 pm-1:15 pm

2 stops39h 54m

$139

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Tue 12/30

9:14 pm-11:09 am

1 stop11h 55m

$161

San DiegoChicago

SAN - RFD

SANRFD

San Diego

Sun 1/4

8:59 pm-7:42 pm

1 stop20h 43m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Chicago Greater Rockford Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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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