How do I check if UA4421 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 UA4421 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 UA4421 have Starlink Wi-Fi?

Over 99% Starlink odds, weighted to recent UA4421 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 UA4421 departures

TUL → ORD · Thu, Oct 8, 2:37 PM CDT
N521GJ · CRJ550
Starlink
TUL → ORD · Fri, Oct 9, 2:37 PM CDT
N508GJ · CRJ550
Starlink

UA4421 Starlink history

Based on 83 recent flights; Starlink found in 28 of 28 Wi-Fi checks since Jan 5, 2026 (last N540GJ, Oct 5, 2026).

Aircraft seen on UA4421: Bombardier CRJ-550.

Routes UA4421 flies

TUL → ORD · 2h 8m
Seen 130 times · last seen Oct 8, 2026
Plan this route
ORD → COU · 1h 40m
Seen 295 times · last seen Sep 7, 2026
Plan this route
SGF → ORD · 1h 55m
Seen 936 times · last seen Aug 10, 2026
Plan this route
IAD → ROA · 1h 13m
Seen 182 times · last seen Sep 24, 2026
Plan this route

Other TUL → ORD flights

UA4393 UA5442 UA4483 UA4795 UA5610 UA6000 UA5717 UA2653

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 UA4421 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 UA4421 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.