UA1278 United Flight Status & Tracker

UA1278 • SCHEDULED

DEPARTS TOMORROW 10:07

According to our schedule.

Waiting for live data

LAX departure board

Flight

UA1278

From - To

LAX → CUN

Scheduled

10:07

Estimated

Status

Gate

Local Time at LOS ANGELES

06:10

Show board →

CUN arrival board

Flight

UA1278

From - To

LAX → CUN

Scheduled

16:52

Estimated

Status

Gate

Local Time at CANCUN

08:10

Show board →

Flight UA1278

Airline

United

LAX

Los Angeles

Los Angeles International

USA

Flight time: 4h 45m

2,129 miles / 3,426 km

CUN

Cancun

Cancun International Airport

Mexico

Aircraft - On board

UA1278 ON JUN 4

Aircraft type

Boeing 737-900 Passenger (739)

Meals onboard

Meal (none specific) (Some classes)

Food and beverages for purchase (Some classes)

Seat configuration

176 seats (161 economy, 9 business, 6 first class)

42.1 m / 138.1 ft

Boeing 737-900 Passenger

Flight reports

4 reports

Reviews and reports with the same or similar aircraft with United.

Aircraft

Class

Route

Date

Gate history

UA1278

Common gates

Most frequent gates for recent flights.

LAX departure gates

Terminal 7

Gate 75A

Gate 70A

Gate 70B

Gate 75B

Gate 83

CUN arrival gates

Terminal 3

Gate C9

Gate C11

Recent gate history: Gate 75A and Gate 70A are tied at LAX. Gate C9 is most common at CUN.

Recent gate records

Departure records

Jun 1, 2026	7	Gate 75A
May 31, 2026	7	Gate 70B
May 30, 2026	7	Gate 75B
May 29, 2026	7	Gate 83
May 28, 2026	7	Gate 75A
May 25, 2026	7	Gate 70A
May 24, 2026	7	Gate 71A
May 23, 2026	7	Gate 70A
May 22, 2026	7	Gate 73

Arrival records

Jun 1, 2026	3	Gate C11
May 30, 2026	3	Gate C9
May 24, 2026	3	Gate C9

On-time history

UA1278

Departure delays

Date	Scheduled	Actual/Est.	Delta
Jun 1, 2026	10:07	10:07	On time
May 31, 2026	10:07	10:04	-3 minutes
May 30, 2026	10:07	10:01	-6 minutes
May 29, 2026	10:07	09:58	-9 minutes
May 28, 2026	10:07	10:01	-6 minutes
May 25, 2026	10:07	10:00	-7 minutes
May 24, 2026	10:07	10:07	On time
May 23, 2026	10:07	10:07	On time
May 22, 2026	10:07	10:02	-5 minutes

Arrival delays

Date	Scheduled	Actual/Est.	Delta
Jun 1, 2026	16:52	17:12	+20 minutes
May 31, 2026	16:52	16:52	On time
May 30, 2026	16:52	16:35	-17 minutes
May 25, 2026	16:52	16:52	On time
May 24, 2026	16:52	16:29	-23 minutes
May 23, 2026	16:52	16:52	On time
May 21, 2026	16:52	16:52	On time

Flight UA1278

Aircraft - On board

Flight reports

Flight UA1278

Gate history

Common gates

LAX departure gates

CUN arrival gates

Departure records

Arrival records

On-time history

Departure delays

Arrival delays

UA1278 flight schedule

Other flights on this route