UA639 United Flight Status & Tracker

Aircraft - On board

UA639 ON JUN 3

Aircraft type

Boeing 737MAX 9 Passenger (7M9)

Meals onboard

Meal (none specific) (Some classes)

Food for purchase (Some classes)

Seat configuration

179 seats (159 economy, 20 first class)

42.2 m / 138.3 ft

Boeing 737MAX 9 Passenger

Flight reports

4 reports

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

Aircraft

Class

Route

Date

Gate history

UA639

Common gates

Most frequent gates for recent flights.

BOS departure gates

Terminal B

Gate B25

Gate B24

Gate B23

Gate B26

LAX arrival gates

Terminal 7

Gate 70B

Gate 71B

Gate 75B

Gate 77

Gate 83

Recent gate history: Gate B25, Gate B24 and Gate B23 are tied at BOS. Gate 70B is most common at LAX.

Recent gate records

Departure records

Jun 2, 2026	B	Gate B25
Jun 1, 2026	B	Gate B24
May 30, 2026	B	Gate B24
May 29, 2026	B	Gate B25
May 28, 2026	B	Gate B26
May 25, 2026	B	Gate B24
May 24, 2026	B	Gate B23
May 23, 2026	B	Gate B25
May 22, 2026	B	Gate B23
May 20, 2026	B	Gate B23

Arrival records

Jun 2, 2026	7	Gate 71B
Jun 1, 2026	7	Gate 75B
May 31, 2026	7	Gate 77
May 30, 2026	7	Gate 83
May 28, 2026	7	Gate 70B
May 27, 2026	7	Gate 85
May 26, 2026	7	Gate 84
May 25, 2026	7	Gate 82
May 24, 2026	7	Gate 70B
May 23, 2026	7	Gate 70A

On-time history