Route Price Intelligence
Cheap Flights From Chicago to Sonoma
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$315
Deals From
$250
Usually Costs
$250 – $331
Lowest We've Seen
$125
Based on 8,712 price pointshigh confidence
Monthly Price Guide
Jan
$324
Feb
$324
Mar
$390
Apr
$244
May
$235
Jun
$260
Jul
$263
Aug
$260
Sep
$315
Oct
$324
Nov
$331
Dec
$346
Cheapest Average Expensive
Best Time to Fly from Chicago to Sonoma
The cheapest time to fly from Chicago to Sonoma is typically May, when fares average around $235. The most expensive month tends to be March at around $390. For the best deals, consider flying in May, April, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $12590 price checksWorst: $210