Fall Monarch Migration Map

Texas Monarch Watch

Return to Texas Entomology - Compiled by Mike Quinn

The majority of the Monarchs migrate through the Central Flyway each fall

Central Flyway most active from early to mid October

Coastal Flyway active from late October to mid November

The Central Flyway likely originates in the upper Midwest
as exemplified by this map of fall Monarch roosts - JNorth

Peak Monarch Migration Dates - Monarch Watch - Data with Texas Cites

Spring migration is diffuse and doesn't follow any discernable flyways
but most monarchs appear to fly up through the eastern half of Texas