How do I check if UA4637 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 UA4637 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.

Does UA4637 have Starlink Wi-Fi?

About 90% Starlink odds, weighted to recent UA4637 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 UA4637 departures

BIL → DEN · Fri, Oct 9, 4:00 PM MDT
N573GJ · CRJ550
Starlink
DEN → COS · Sat, Oct 10, 4:15 PM MDT
N786SK · CRJ550
Starlink

UA4637 Starlink history

Based on 72 recent flights; Starlink found in 12 of 13 Wi-Fi checks since Jan 30, 2026 (last N623UX, Sep 29, 2026).

Aircraft seen on UA4637: Embraer E-175.

Routes UA4637 flies

BIL → DEN · 1h 53m
Seen 463 times · last seen Oct 9, 2026
Plan this route
DEN → COS · 51m
Seen 25 times · last seen Oct 9, 2026
Plan this route
COS → ORD · 3h 3m
Seen 431 times · last seen Jun 24, 2026
Plan this route
LAX → RNO · 1h 32m
Seen 38 times · last seen Oct 7, 2026
Plan this route

Other BIL → DEN flights

UA5829 UA5463 UA372 UA4643 UA478 UA4758 UA557 UA4717

Other ways to check

Know your tail number? Search it on the homepage.
Shopping on Google Flights? The free Chrome extension marks United flights that have Starlink.
See every United Airlines aircraft on the fleet page.

Questions

How do I check if UA4637 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 UA4637 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.