To save on the cost of your flight from Illinois to Santa Rosa, book at least 52 days before your planned departure. Booking around this time can save you about 57% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $298 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $449.
September is one of the best times of the year to fly to Santa Rosa from Illinois. Prices for September average $306 per person but you can even find prices for as low as $107. The most expensive prices can be found in the month of March. Opting for a September flight can save you 25% on your journey compared to booking in March
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Santa Rosa as you normally would.
Fly from
Fly to
Budget
$302 - $511
Route
Depart
Return
Price
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 7/10
2 stops29h 31m
Santa Rosa Sonoma County
Sun 7/14
1 stop17h 23m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Wed 7/10
3 stops35h 44m
Santa Rosa Sonoma County
Sun 7/14
1 stop17h 23m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Thu 7/11
2 stops25h 01m
Santa Rosa Sonoma County
Thu 7/18
2 stops15h 46m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/1
1 stop10h 01m
Santa Rosa Sonoma County
Fri 7/5
2 stops17h 05m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Thu 7/11
2 stops10h 22m
Santa Rosa Sonoma County
Thu 7/18
1 stop13h 49m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/1
2 stops13h 01m
Santa Rosa Sonoma County
Fri 7/5
2 stops17h 05m
Lambert-St LouisSanta Rosa Sonoma County
STL - STS
STLSTS
Lambert-St Louis
Sat 6/29
1 stop6h 53m
Santa Rosa Sonoma County
Fri 7/5
1 stop8h 50m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/1
1 stop7h 51m
Santa Rosa Sonoma County
Fri 7/5
1 stop6h 47m
Chicago O'Hare IntlSanta Rosa Sonoma County
ORD - STS
ORDSTS
Chicago O'Hare Intl
Mon 7/1
1 stop26h 32m
Santa Rosa Sonoma County
Thu 7/4
1 stop8h 14m
No data available for this route at this time. Please check back soon.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Boarding
Food
Comfort
Crew
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Cheapflights helps you search for flights from Illinois to Santa Rosa via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Millions of users choose and trust Cheapflights to book the best flight deals from Illinois to Santa Rosa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Users can book flights with no change fees policies with our dedicated filters. Book flights from Illinois to Santa Rosa flexibly with Cheapflights today.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Santa Rosa from Illinois today and book when prices fit your budget.