Does UA4390 have Starlink Wi-Fi?

About 99% Starlink odds, weighted to recent UA4390 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.

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

UA4390 Starlink history

Based on 75 recent flights; Starlink found in 15 of 15 Wi-Fi checks since Jan 12, 2026 (last N539GJ, Oct 18, 2026).

Aircraft seen on UA4390: Bombardier CRJ-550.

Routes UA4390 flies

  • IAD → MDT · 1h 4m
    Seen 131 times · last seen Oct 19, 2026
    Plan this route
  • EWR → PIT · 1h 31m
    Seen 988 times · last seen Sep 23, 2026
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  • CAE → ORD · 2h 25m
    Seen 161 times · last seen May 20, 2026
    Plan this route

Other IAD → MDT flights

UA4578UA4526UA4417UA4595UA4190UA4602UA3370

Other ways to check

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  • See every United Airlines aircraft on the fleet page.

Questions

How do I check if UA4390 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 UA4390 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.