United Airlines
UA2139 Flight Status
Based on Trip.com’s real-time data, the UA2139 flight operated by United Airlines on Oct 4, 2026 is scheduled to fly from Chicago (ORD) to Boise (BOI). The flight is expected to depart at 08:40 (local time in Chicago, UTC-5) and land at 10:56 (local time in Boise, UTC-6) .
Sat, Oct 3
Sun, Oct 4
Mon, Oct 5
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Arrived
The flight has arrived 13m early
3h 48m
Check-in Counter
--
Boarding Gate
G2
Arrival Gate
B11
Baggage
1
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Scheduled
Your flight will depart on time.
3h 48m
Check-in Counter
--
Boarding Gate
B20
Arrival Gate
B11
Baggage
1
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Scheduled
Your flight will depart on time.
3h 48m
Check-in Counter
--
Boarding Gate
C30
Arrival Gate
--
Baggage
1
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For the latest updates, please refer to airport announcements or consult your airline.
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Track the Previous Flight Status: Scheduled
UA224
|
Richmond (RIC)
Bozeman (BZN)
Bozeman (BZN)
Scheduled: 11:45
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UA2139 Aircraft Details
According to Trip.com real-time data, the UA2139 flight flying from Chicago to Boise on 10/4/2026 is operated by the aircraft model Airbus A320. This aircraft has been in service for 24y, 4m. The aircraft is equipped with 150 seats.
Airbus A320
Punctuality (Departure)
70
%
Punctuality (Arrival)
90
%
Late on average
0 minutes
Age
24y, 4m
Seats
150
Distance
--
Economy
First
Premium Economy
Onboard Amenities
None
On-demand entertainment
Wi-Fi (additional charge)
Unknown
Seating Plan
76 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
3-3
Seat layout example
Onboard Amenities
Meal included
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seating Plan
99 cm
More legroom than on 50% of flights
48 cm
Seat width
120°
Reclining Angle
2-2
Seat layout example
Onboard Amenities
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seating Plan
89 cm
More legroom than on 50% of flights
43 cm
Seat width
110°
Reclining Angle
3-3
Seat layout example
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Flight History for UA2139
Trip.com historical records show that the last UA2139 flight departed on Sat, Oct 3 from ORD at approximately 08:59. This flight is expected to arrrive in BOI at 11:15.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 29 | Chicago (ORD) | Boise (BOI) | 320 | 10:51 | 13:03 | Arrived |
| Wed, Sep 30 | Chicago (ORD) | Boise (BOI) | 320 | 09:24 | 11:32 | Arrived |
| Thu, Oct 1 | Chicago (ORD) | Boise (BOI) | 320 | 09:01 | 11:13 | Arrived |
| Fri, Oct 2 | Chicago (ORD) | Boise (BOI) | 320 | 09:24 | 11:43 | Arrived |
| Sat, Oct 3 | Chicago (ORD) | Boise (BOI) | 320 | 08:59 | 11:15 | Arrived |
| Sun, Oct 4 | Chicago (ORD) | Boise (BOI) | 320 | 08:40 | 10:56 | Scheduled |
| Mon, Oct 5 | Chicago (ORD) | Boise (BOI) | 320 | 08:40 | 11:28 | Scheduled |
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UA2139 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA2139 is 70% (Late on average 36 minutes), and the on-time arrival rate is 90% (Early on average 0 minutes).
On-Time Departures
Punctuality
70
%
Late on average
36 minutes
Early
0
%
On time
70
%
30 mins late
20
%
60 mins late
0
%
90 mins late
10
%
Cancelled
0
%
On-Time Arrivals
Punctuality
90
%
Early on average
0 minutes
Early
70
%
On time
20
%
30 mins late
0
%
60 mins late
0
%
90 mins late
10
%
Cancelled
0
%
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Frequently Asked Questions
-
What is the current status of flight ua2139?
Flight ua2139 has not departed yet and is currently on schedule. Scheduled departure 08:40, arrival 11:28 (updated Oct 4, 2026). -
Is flight ua2139 on time today?
Flight ua2139 has not departed yet and is currently on schedule. Scheduled departure is 08:40, with arrival at 11:28. Recheck gate and timing before you head to the airport. -
Has flight ua2139 departed yet? What is the departure time?
Flight ua2139 is scheduled to depart at 08:40. The latest actual or estimated departure time is 08:40, and the current status is Scheduled (updated Oct 4, 2026). -
When is flight ua2139 scheduled to arrive?
Flight ua2139 is scheduled to arrive at 11:28. The latest estimated or actual arrival time is 10:56. Status is Scheduled as of Oct 4, 2026. -
What is the gate information for flight ua2139?
For flight ua2139, the departure terminal is T1 and the boarding gate is B20. Gate assignments can change at short notice—confirm on airport screens before heading to security. -
What route does flight ua2139 fly?
Flight ua2139 is operated by United Airlines from Chicago (ORD) to Boise (BOI). Typical flight time is about 3 hours48 minutes; operating days may include Sunday. -
How can I check real-time status for flight ua2139?
Track flight ua2139 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications. -
If flight ua2139 is delayed or canceled, what should I do?
If ua2139 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 4, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight ua2139 departed from Chicago?
Flight ua2139 has not departed from Chicago (ORD) yet and is currently on schedule for 08:40. -
What is the seat configuration for flight ua2139?
Flight ua2139 usually flies a Airbus A320 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Destination Info: Boise Weather & Time
Clear
|
12°C - 30°C
Expected weather conditions upon arrival
-1 hour time difference
Time on arrival: Chicago 12:28
|
Boise 11:28
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