How do I check if UA4031 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 UA4031 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 UA4031 have Starlink Wi-Fi?

Over 99% Starlink odds, weighted to recent UA4031 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 UA4031 departures

IAH → DCA · Sun, Oct 11, 9:43 AM CDT
N82338 · E175
Starlink
IAH → DCA · Mon, Oct 12, 9:43 AM CDT
N87339 · E175
Starlink

UA4031 Starlink history

Based on 76 recent flights; Starlink found in 25 of 26 Wi-Fi checks since Jan 16, 2026 (last N85352, Oct 6, 2026).

Aircraft seen on UA4031: Embraer E-175.

Routes UA4031 flies

IAH → DCA · 3h 16m
Seen 131 times · last seen Oct 10, 2026
Plan this route
DSM → IAH · 2h 35m
Seen 291 times · last seen Sep 22, 2026
Plan this route
CRP → IAH · 1h 13m
Seen 673 times · last seen Aug 10, 2026
Plan this route
BNA → IAH · 2h 22m
Seen 42 times · last seen Sep 5, 2026
Plan this route

Other IAH → DCA flights

UA512 UA6170 UA2047 UA6112 UA2140 UA2224 UA625 UA1627

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 UA4031 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 UA4031 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.