When flying from San Francisco 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.
Travelers have found it’s best to book a flight 60 days in advance to save up to 73% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 60 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Francisco to Chicago Greater Rockford Airport 1-2 weeks in advance for as low as $455, or $639 for flights within the next 24 hours.
Due to multiple factors, expect to potentially pay more when booking in May. For low rates, October can be a great choice for travel to Chicago Greater Rockford Airport. Flights to Chicago Greater Rockford Airport from San Francisco in October are about $368 on average during October, but can be found for as low as $157.