$129+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RFD
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Rockford with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Rockford
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Best
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One-way
Cheapest flights from San Diego to RockfordExplore 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 August 22, 2026.
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 August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/226:51 pm -
1 stop14h 36m
Sun 10/258:53 pm -
1 stop24h 56m
Deal found 8/21![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/227:04 pm -
1 stop16h 15m
Fri 9/257:01 pm -
1 stop19h 52m
Deal found 8/19![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/177:04 pm -
1 stop21h 07m
Mon 9/218:44 pm -
1 stop14h 59m
Deal found 8/19![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/107:04 pm -
1 stop21h 07m
Wed 9/162:09 pm -
1 stop21h 34m
Deal found 8/17![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/157:04 pm -
1 stop16h 15m
Mon 9/218:44 pm -
1 stop14h 59m
Deal found 8/20![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Sun 12/63:44 pm -
1 stop18h 27m
Fri 12/111:01 pm -
1 stop27h 48m
Deal found 8/17![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/237:04 pm -
2 stops23h 35m
Mon 9/288:44 pm -
1 stop14h 59m
Deal found 8/21![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/297:04 pm -
1 stop16h 13m
Thu 10/19:03 pm -
2 stops20h 55m
Deal found 8/19![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sat 9/127:04 pm -
2 stops23h 35m
Fri 9/187:01 pm -
1 stop19h 52m
Deal found 8/20![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 10/297:33 pm -
1 stop13h 54m
Sun 11/18:53 pm -
1 stop24h 54m
Deal found 8/19![Multiple Airlines logo]()
$347
Best flights from San Diego to RockfordDiscover carefully curated flight deals from San Diego to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from San Diego to Rockford that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/107:04 pm -
1 stop21h 07m
Wed 9/162:09 pm -
1 stop21h 34m
Deal found 8/17![Multiple Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Sun 12/63:44 pm -
1 stop18h 27m
Fri 12/111:01 pm -
1 stop27h 48m
Deal found 8/17![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/237:04 pm -
2 stops23h 35m
Mon 9/288:44 pm -
1 stop14h 59m
Deal found 8/21![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/297:04 pm -
1 stop16h 13m
Thu 10/19:03 pm -
2 stops20h 55m
Deal found 8/19![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sat 9/127:04 pm -
2 stops23h 35m
Fri 9/187:01 pm -
1 stop19h 52m
Deal found 8/20![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 10/297:33 pm -
1 stop13h 54m
Sun 11/18:53 pm -
1 stop24h 54m
Deal found 8/19![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sat 9/127:04 pm -
2 stops23h 35m
Thu 9/179:29 pm -
1 stop24h 48m
Deal found 8/20![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/1012:37 pm -
2 stops18h 15m
Sun 9/139:29 pm -
1 stop24h 48m
Deal found 8/21![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Tue 10/67:04 pm -
1 stop16h 13m
Thu 10/89:03 pm -
1 stop24h 46m
Deal found 8/18![Multiple Airlines logo]()
$435
Last-minute flights from San Diego to RockfordDiscover last-minute flight deals from San Diego to Rockford. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Rockford. Data last updated August 22, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/1012:37 pm -
2 stops18h 15m
Sun 9/139:29 pm -
1 stop24h 48m
Deal found 8/21![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sat 9/127:04 pm -
2 stops23h 35m
Fri 9/187:01 pm -
1 stop19h 52m
Deal found 8/20![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sat 9/127:04 pm -
2 stops23h 35m
Thu 9/179:29 pm -
1 stop24h 48m
Deal found 8/20![Multiple Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/157:04 pm -
1 stop16h 15m
Mon 9/218:44 pm -
1 stop14h 59m
Deal found 8/20![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/177:04 pm -
1 stop21h 07m
Mon 9/218:44 pm -
1 stop14h 59m
Deal found 8/19![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/227:04 pm -
1 stop16h 15m
Fri 9/257:01 pm -
1 stop19h 52m
Deal found 8/19![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/235:54 pm -
1 stop24h 45m
Mon 9/288:44 pm -
1 stop14h 59m
Deal found 8/22![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/297:04 pm -
1 stop16h 13m
Thu 10/19:03 pm -
2 stops20h 55m
Deal found 8/19![Multiple Airlines logo]()
$333
One-way flights from San Diego to RockfordSearch for one-way flight options from San Diego to Rockford. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from San Diego to Rockford. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/235:54 pm -
1 stop24h 45m
Deal found 8/21![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/297:04 pm -
1 stop16h 13m
Deal found 8/21![Multiple Airlines logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 9/91:38 pm -
2 stops29h 01m
Deal found 8/18![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Tue 9/86:25 am -
1 stop28h 54m
Deal found 8/18![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 9/305:54 pm -
1 stop24h 19m
Deal found 8/18![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/75:54 pm -
1 stop24h 19m
Deal found 8/21![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/107:04 pm -
1 stop21h 07m
Deal found 8/19![Multiple Airlines logo]()
$151
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $265 (Kiwi.com) |
One-way from | $129 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $352 |
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 7,457,451 searches. Data last updated August 22, 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
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Thu 9/10
7:04 pm-6:11 pm
1 stop21h 07m
Chicago Greater Rockford
Wed 9/16
2:09 pm-9:43 am
1 stop21h 34m
$305
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Sun 12/6
3:44 pm-12:11 pm
1 stop18h 27m
Chicago Greater Rockford
Fri 12/11
1:01 pm-2:49 pm
1 stop27h 48m
$318
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Wed 9/23
7:04 pm-8:39 pm
2 stops23h 35m
Chicago Greater Rockford
Mon 9/28
8:44 pm-9:43 am
1 stop14h 59m
$325
Quickest round-trip
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Tue 9/29
7:04 pm-1:17 pm
1 stop16h 13m
Chicago Greater Rockford
Thu 10/1
9:03 pm-3:58 pm
2 stops20h 55m
$333
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Sat 9/12
7:04 pm-8:39 pm
2 stops23h 35m
Chicago Greater Rockford
Fri 9/18
7:01 pm-12:53 pm
1 stop19h 52m
$343
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Thu 10/29
7:33 pm-11:27 am
1 stop13h 54m
Chicago Greater Rockford
Sun 11/1
8:53 pm-7:47 pm
1 stop24h 54m
$347
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Sat 9/12
7:04 pm-8:39 pm
2 stops23h 35m
Chicago Greater Rockford
Thu 9/17
9:29 pm-8:17 pm
1 stop24h 48m
$361
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Thu 9/10
12:37 pm-8:52 am
2 stops18h 15m
Chicago Greater Rockford
Sun 9/13
9:29 pm-8:17 pm
1 stop24h 48m
$369
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Tue 10/6
7:04 pm-1:17 pm
1 stop16h 13m
Chicago Greater Rockford
Thu 10/8
9:03 pm-7:49 pm
1 stop24h 46m
$435
Cheapest one-way
San DiegoChicago
SAN San Diego - RFD Chicago Greater Rockford
SANRFD
San Diego
Wed 9/30
5:54 pm-8:13 pm
1 stop24h 19m
$149
Showing 1-10 of 17 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SAN-RFD
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.
Traveling to a place near Chicago Greater Rockford Airport?
Book flights to Chicago Greater Rockford Airport if you plan to visit one of these locationsBenton Harbor
Lansing
Merrillville
Valparaiso
Hammond
Saint Joseph
Porter
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