Question 1

Does flight UA489 have Starlink WiFi?

Accepted Answer

Based on our data, flight UA489 operated by United Airlines has a 100% probability of having Starlink WiFi based on based on route-level starlink data (100% likelihood). Starlink is very likely on board — though last-minute aircraft swaps can always affect the outcome on the day of travel.

Question 2

How accurate is the Starlink prediction for UA489?

Accepted Answer

The prediction for UA489 is generated by a five-factor confidence engine: (1) fleet coverage ratio — what percentage of the airline's fleet is Starlink-equipped; (2) aircraft type match — whether the typical aircraft on this route carries Starlink; (3) verified aircraft sightings — confirmed Starlink observations on the specific aircraft operating this route; (4) live flight observation data — aircraft assignments captured from our flight tracking system; (5) airline rollout status — whether installation is active, rolling out, or only announced. These factors are combined and weighted to produce the 100% score shown.

Question 3

Can I guarantee Starlink on flight UA489?

Accepted Answer

No prediction can guarantee a specific aircraft. Airlines perform last-minute equipment swaps for maintenance, operational needs, or schedule changes — meaning a Starlink-equipped tail can be replaced by a non-equipped one on the day. A score of 80% or above means historical data strongly favours Starlink on this flight, but it is not a guarantee. For the most reliable information, check the airline's gate display or app on the day of departure.

Date	Tail Number	Route
May 22, 2026	A5FCEF	DEN → IAH
May 16, 2026	N14527	DEN → IAH
May 15, 2026	N94556	DEN → IAH
May 14, 2026	N14564	DEN → IAH
May 13, 2026	N14512	DEN → IAH
May 11, 2026	N14521	DEN → IAH
May 6, 2026	N14549	DEN → IAH
May 4, 2026	N24510	DEN → IAH
Apr 30, 2026	N54525	DEN → IAH
Apr 29, 2026	N24516	DEN → IAH

Does Flight UA489 Have Starlink WiFi?

Starlink WiFi Prediction

Confidence Factors

Route Details

Recent Observations