UAL1339

Flight

Status

Completed (landing presumed)

Arrival confirmed via

Inferred (no confirmation)

Departure

Denver International Airport (DEN) — Denver, United States

Departed

2026-10-02 21:29 UTC (first seen)

Arrival

Luis Munoz Marin International Airport (SJU) — San Juan, Puerto Rico

Distance flown

161 km

Straight-line distance

4396 km

Approach distance

92 km

Aircraft

Registration

N27323

Type

Boeing 737 MAX 8

Seats

166 total (16 Business, 150 Economy)

Altitude & speed

Max altitude

19,550 ft

Max ground speed

420 kt

Tracked

18m · 158 km

Altitude (ft, max 19,550)

Ground speed (kt, max 420)

Altitude (ft, max 19,550)

Ground speed (kt, max 420)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 21:29 UTC	UAL1339	DEN → SJU Denver → San Juan	N27323	Boeing 737 MAX 8	Completed (landing presumed)	161 km
2026-10-02 16:24 UTC	UAL1339	DEN → SJU Denver → San Juan	N27323	Boeing 737 MAX 8	Incomplete (signal lost)	~4475 km est. (2951 km recorded)
2026-10-01 16:08 UTC	UAL1339	DEN → SJU Denver → San Juan	N37325	Boeing 737 MAX 8	Completed (landing confirmed by airport data)	4466 km
2026-09-30 16:08 UTC	UAL1339	DEN → SJU Denver → San Juan	N17321	Boeing 737 MAX 8	Completed (landing presumed)	4457 km
2026-09-29 16:06 UTC	UAL1339	DEN → SJU Denver → San Juan	N17336	Boeing 737 MAX 8	Completed (landing presumed)	4525 km
2026-09-28 15:58 UTC	UAL1339	DEN → SJU Denver → San Juan	N37342	Boeing 737 MAX 8	Completed (landing presumed)	4521 km
2026-09-27 16:23 UTC	UAL1339	DEN → SJU Denver → San Juan	N17359	Boeing 737 MAX 8	Completed (landing presumed)	4564 km
2026-09-26 16:13 UTC	UAL1339	DEN → SJU Denver → San Juan	N17597	Boeing 737 MAX 9	Completed (landing presumed)	4613 km
2026-09-25 16:45 UTC	UAL1339	DEN → SJU Denver → San Juan	N47370	Boeing 737 MAX 8	Completed	4470 km
2026-09-24 15:46 UTC	UAL1339	DEN → SJU Denver → San Juan	N17314	Boeing 737 MAX 8	Completed (landing presumed)	4479 km
2026-09-19 15:44 UTC	UAL1339	DEN → SJU Denver → San Juan	N17362	Boeing 737 MAX 8	Completed	5049 km
2026-09-12 15:57 UTC	UAL1339	DEN → SJU Denver → San Juan	N47293	Boeing 737 MAX 8	Completed (landing presumed)	5047 km
2026-09-05 15:41 UTC	UAL1339	DEN → SJU Denver → San Juan	N17349	Boeing 737 MAX 8	Completed (landing presumed)	4669 km
2026-08-29 15:48 UTC	UAL1339	DEN → SJU Denver → San Juan	N47360	Boeing 737 MAX 8	Completed	5096 km
2026-08-22 15:43 UTC	UAL1339	DEN → SJU Denver → San Juan	N17361	Boeing 737 MAX 8	Completed	6024 km