How do I check if UA5231 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 UA5231 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 UA5231 have Starlink Wi-Fi?

About 64% Starlink odds, weighted to recent UA5231 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 UA5231 departures

SBN → ORD · Tue, Oct 20, 7:39 AM EDT
N718EV · CRJ550
No Wi-Fi
SBN → ORD · Wed, Oct 21, 7:39 AM EDT
N558GJ · CRJ550
Starlink

UA5231 Starlink history

Based on 61 recent flights; Starlink found in 7 of 10 Wi-Fi checks since Jan 2, 2026 (last N689SK, Oct 10, 2026).

Aircraft seen on UA5231: Bombardier CRJ-550, Bombardier CRJ-200, Mitsubishi CRJ-200LR.

Routes UA5231 flies

SBN → ORD · 1h 20m
Seen 238 times · last seen Oct 19, 2026
Plan this route

Other SBN → ORD flights

UA5723 UA4794 UA5675 UA5885 UA6051 UA5865 UA5890 UA5352

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 UA5231 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 UA5231 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.