Migration & timing

Least Flycatcher in Illinois

There aren't yet enough observations of Least Flycatcher in Illinois to describe its timing with confidence.

Sighting 1 observations in Illinois

Check back as more observations come in, or explore Least Flycatcher across North America.

Least Flycatcher elsewhere

More birds in Illinois

Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.