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UA1948

CUN → SFO · Boeing 737 MAX 9 · United Airlines

For travellers

Departure · Cancún (CUN)

Terminal 3
Scheduled 12:57 · Departed 12:57
Board status: Despegado
Airborne since 13:10 (ADS-B)

Arrival · San Francisco (SFO)

Terminal ITM · Gate G8 · Baggage belt CL6
Scheduled 16:40 · Landed 16:17 · early
Board status: Arrived
Landed 16:17 (ADS-B)

Board data from asur_cun, sfo, updated 10 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
Cancún International Airport (CUN) — Cancún, Mexico
Scheduled departure
2026-10-03 17:57 UTC
Departed
2026-10-03 18:10 UTC
Arrival
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled arrival
2026-10-03 23:40 UTC
Estimated arrival
2026-10-03 23:21 UTC
Distance flown
4052 km
Straight-line distance
3871 km
Approach distance
66 km

Aircraft

Registration
N17405
Type
Boeing 737 MAX 9
Seats
179 total (117 Economy, 42 Economy Plus, 20 First) (typical for type, not this tail)
CO2 (EMEP est., total)
80.2 t (569 kg/pax Business, 434 kg/pax Economy)

Altitude & speed

Max altitude
32,000 ft
Max ground speed
480 kt
Tracked
5h 7m · 4,045 km
Altitude (ft, max 32,000)
017,28034,5600m1h 0m2h 0m3h 0m4h 0m5h 0m
Ground speed (kt, max 480)
02595180m1h 0m2h 0m3h 0m4h 0m5h 0m
Altitude (ft, max 32,000)
017,28034,5600m2h 0m4h 0m
Ground speed (kt, max 480)
02595180m2h 0m4h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-03 18:10 UTC UAL1948 CUN → SFO
Cancún → San Francisco
 N17405 Boeing 737 MAX 9 Completed 4052 km
2026-10-02 17:56 UTC UAL1948 CUN → SFO
Cancún → San Francisco
 N37577 Boeing 737 MAX 9 Completed 4032 km
2026-10-01 17:50 UTC UAL1948 CUN → SFO
Cancún → San Francisco
 N47512 Boeing 737 MAX 9 Completed 4048 km
2026-09-30 18:18 UTC UAL1948 CUN → SFO
Cancún → San Francisco
 N37540 Boeing 737 MAX 9 Completed 3994 km
2026-09-29 18:00 UTC UAL1948 CUN → SFO
Cancún → San Francisco
 N37534 Boeing 737 MAX 9 Completed 4130 km

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