How do I check if UA3640 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 UA3640 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 UA3640 have Starlink Wi-Fi?

Over 99% Starlink odds, weighted to recent UA3640 flights. A firm answer comes about 2 days before departure, once the aircraft is assigned.

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

UA3640 Starlink history

Based on 96 recent flights; Starlink found in 27 of 27 Wi-Fi checks since Feb 21, 2026 (last N749YX, Oct 17, 2026).

Aircraft seen on UA3640: Embraer E-175.

Routes UA3640 flies

RIC → ORD · 2h 21m
Seen 630 times · last seen Oct 23, 2026
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ORD → ABQ · 3h 34m
Seen 796 times · last seen Aug 10, 2026
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IAD → PIT · 1h 6m
Seen 34 times · last seen Oct 24, 2026
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SDF → IAD · 1h 40m
Seen 87 times · last seen May 19, 2026
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Other RIC → ORD flights

UA3672 UA4405 UA4173 UA4554 UA5661 UA3635 UA3595 UA3693

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 UA3640 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 UA3640 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.