UA3990

Possible(44%)

IAHSDF

United Airlines (UA)Installed

258

Equipped

900

Fleet Size

29%

Coverage

Fleet coverage: 29% — 258 of 900 aircraft equipped

Starlink WiFi Prediction

Increasing

Possible44%Increasingvia Flight Tracking

Based on route-level Starlink data (44% likelihood)

Confidence Factors

Sightings0% (40w → 0pt)

Observations0% (25w → 0pt)

Aircraft Type20% (15w → 3pt)

Route70% (10w → 7pt)

Fleet Momentum90% (10w → 9pt)

Route Details

Route: IAH → SDF
Typical Aircraft: E75L
E75L Starlink Coverage: 44%of type equipped
Airline: United Airlines

Prediction (44%) reflects the chance this specific flight has Starlink — based on route-level starlink data (44% likelihood). E75L coverage (44%) shows how many E75L aircraft have Starlink.

Recent Observations

Aircraft recently seen operating this flight

Date	Tail Number	Route
May 1, 2026	N89357	AUS → IAD