United UA9721 Flight Status Tracker
UA9721 is a international flight operated by United. UA9721 is departing from Boston (BOS), United States and arriving at Zurich (ZRH), Switzerland. The flight distance is about 6028.94 km or 3746.21 miles and flight time is 7 hours 15 minutes. Get the latest status of UA9721 / UAL9721 here.
Update on Jan. 13, 2026, 10:05 p.m.
Lastest Status
Scheduled On time
| BOS | ZRH |
Distance: 6028.94 km / 3746.21 miles or 3255.36 nautical miles.
Departure Boston Logan International Airport
Scheduled Departure: 22:10
Departure Terminal : 1 Gate None
Arrival Zurich Airport
Scheduled Arrival: 11:10
Arrival Terminal : Gate None
Flight UA9721 detail information
| Type | International Flight |
| Route | Departure Boston (BOS), United States and arriving at Zurich (ZRH), Switzerland |
| Airlines | United (UA) |
| Aircraft | 343 |
| Flight Duration | 7 hours 15 minutes |
| Flight Distance | 6028.94 km /3746.21 miles |
| Operating Days |
Find more flight status
UA9721 Airports
| Departures |
|---|
| Airport: Boston Logan International Airport, United States |
| ICAO Code: BOS |
| BOS Current time: 20:47 13-Jan-2026 |
| Arrivals |
| Airport: Zurich Airport, Switzerland |
| ICAO Code: ZRH |
| ZRH Current time: 02:47 14-Jan-2026 |