Migration & timing
Willow Flycatcher in California
There aren't yet enough observations of Willow Flycatcher in California to describe its timing with confidence.
Sighting 1 observations in California
Check back as more observations come in, or explore Willow Flycatcher across North America.
Willow Flycatcher elsewhere
More birds in California
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.