Does UA5666 have Starlink Wi-Fi?

About 94% Starlink odds, weighted to recent UA5666 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.

How the check works · Is Starlink Wi-Fi free?

Next UA5666 departures

  • IDA → DEN · Thu, Oct 15, 4:05 PM MDT
    N203SY · E175
    Starlink

UA5666 Starlink history

Based on 28 recent flights; Starlink found in 10 of 10 Wi-Fi checks since Apr 21, 2026 (last N795SK, Oct 14, 2026).

Aircraft seen on UA5666: Bombardier CRJ-550, Embraer E-175.

Routes UA5666 flies

  • IDA → DEN · 1h 54m
    Seen 1,007 times · last seen Oct 15, 2026
    Plan this route
  • MEM → ORD · 2h
    Seen 103 times · last seen May 17, 2026
    Plan this route

Other IDA → DEN flights

UA5551UA4706UA5793UA2155UA5191UA6081

Other ways to check

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  • See every United Airlines aircraft on the fleet page.

Questions

How do I check if UA5666 has Starlink?
Pick your travel date above. United Airlines assigns the aircraft about 2 days before departure, and the answer then comes from that aircraft. Before that, you get Starlink odds from recent UA5666 flights, weighted to the latest.
How accurate is this?
We check each aircraft's Wi-Fi on united.com and match aircraft to flights using flight schedule data. Aircraft can be swapped before departure, so check again the day before you fly.