U.S. Airline Route Map
Mainline + regional affiliates
Line weight ≈ service level
Heavy
Medium
Light / regional
scroll / pinch to zoom · drag to pan · dbl-click resets
Load T-100 file
Get T-100 data →
Include regionals
Drop T-100 file
columns auto-detected · regionals attributed by hub
Map your columns
Confirm which columns hold each field, then render.
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Render map