Does UA4578 have Starlink Wi-Fi?

About 97% Starlink odds, weighted to recent UA4578 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 UA4578 departures

  • IAD → MDT · Tue, Oct 20, 12:55 PM EDT
    N526GJ · CRJ550
    Starlink
  • IAD → MDT · Wed, Oct 21, 12:55 PM EDT
    N526GJ · CRJ550
    Starlink

UA4578 Starlink history

Based on 73 recent flights; Starlink found in 14 of 15 Wi-Fi checks since Jan 2, 2026 (last N561GJ, Oct 12, 2026).

Aircraft seen on UA4578: Bombardier CRJ-550.

Routes UA4578 flies

  • IAD → MDT · 1h 4m
    Seen 215 times · last seen Oct 19, 2026
    Plan this route
  • ROC → IAD · 1h 20m
    Seen 387 times · last seen Sep 7, 2026
    Plan this route
  • IAD → GSP · 1h 33m
    Seen 91 times · last seen Sep 23, 2026
    Plan this route
  • TYS → ORD · 2h 3m
    Seen 324 times · last seen Jun 23, 2026
    Plan this route

Other IAD → MDT flights

UA4390UA4526UA4417UA4595UA4190UA4602UA3370

Other ways to check

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Questions

How do I check if UA4578 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 UA4578 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.