Does UA420 have Starlink Wi-Fi?

About 13% Starlink odds, weighted to recent UA420 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.

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

UA420 Starlink history

Based on 18 recent flights; Starlink found in 0 of 4 Wi-Fi checks since Mar 12, 2026.

Aircraft seen on UA420: Boeing 737-900ER, Boeing 737-900.

Routes UA420 flies

Last seen Sep 12, 2026.

  • IAH → PUJ · 4h 22m
    Seen 83 times · last seen Sep 12, 2026
    Plan this route

Other IAH → PUJ flights

UA1810

Other ways to check

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Questions

How do I check if UA420 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 UA420 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.