United Airlines UA366 Flight Status
Based on Trip.com’s real-time data, the UA366 flight operated by United Airlines on Sep 20, 2026 is scheduled to fly from Washington D.C. (IAD) to Sacramento (SMF). The flight is expected to depart at 06:30 (local time in Washington D.C., UTC-4) and land at 12:06 (local time in Sacramento, UTC-7) .
Sat, Sep 19
Sun, Sep 20
Mon, Sep 21
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Arrived
The flight has arrived 16m early
8h 34m
IAH
1h 42m
Check-in Counter
AREA 4
Boarding Gate
D16
Arrival Gate
A16
Baggage
A1
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Scheduled
Your flight will depart on time.
8h 36m
IAH
1h 54m
Check-in Counter
AREA 4
Boarding Gate
D16
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
8h 34m
IAH
1h 11m
Check-in Counter
AREA 4
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Washington D.C. to Sacramento or track other flights with our flight status tracker.
Track the Previous Flight Status: En Route
UA1791
|
San Diego (SAN) 
Washington D.C. (WAS)
Washington D.C. (WAS)Scheduled: 22:19
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UA366 Aircraft Details
According to Trip.com real-time data, the UA366 flight flying from Washington D.C. to Sacramento on 9/20/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 1y, 4m. The aircraft is equipped with 179 seats.
Boeing 737-900
Punctuality (Departure)
100%
Punctuality (Arrival)
100%
Early on average
20 minutes
Age
1y, 4m
Seats
179
Distance
--
Economy
First
Premium Economy
Onboard Amenities
None
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seating Plan
--
Legroom
--
Seat width
100°
Reclining Angle
--
Seat layout example
Onboard Amenities
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seating Plan
94 cm
Legroom
51 cm
Seat width
120°
Reclining Angle
--
Seat layout example
Onboard Amenities
Meal included
Entertainment available, please bring your own device
Wi-Fi is available
Power outlet
Seating Plan
--
Legroom
--
Seat width
105°
Reclining Angle
--
Seat layout example
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Flight History for UA366
Trip.com historical records show that the last UA366 flight departed on Sat, Sep 19 from IAD at approximately 06:40. This flight is expected to arrrive in SMF at 11:48.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 15 | Houston (IAH) | Sacramento (SMF) | 739 | 10:02 | 11:30 | Arrived |
| Wed, Sep 16 | Houston (IAH) | Sacramento (SMF) | 739 | 10:07 | 11:34 | Arrived |
| Thu, Sep 17 | Washington D.C. (IAD) | Sacramento (SMF) | B39M | 06:41 | 11:53 | Arrived |
| Fri, Sep 18 | Washington D.C. (IAD) | Sacramento (SMF) | 739 | 06:45 | 11:45 | Arrived |
| Sat, Sep 19 | Washington D.C. (IAD) | Sacramento (SMF) | 739 | 06:40 | 11:48 | Arrived |
| Sun, Sep 20 | Washington D.C. (IAD) | Sacramento (SMF) | 739 | 06:30 | 12:06 | Scheduled |
| Mon, Sep 21 | Washington D.C. (IAD) | Sacramento (SMF) | B39M | 06:30 | 12:04 | Scheduled |
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UA366 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA366 is 100% (Late on average 10 minutes), and the on-time arrival rate is 100% (Early on average 20 minutes).
On-Time Departures
Punctuality
100%
Late on average 10 minutes
Early
0%
On time
100%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
On-Time Arrivals
Punctuality
100%
Early on average 20 minutes
Early
100%
On time
0%
30 mins late
0%
60 mins late
0%
90 mins late
0%
Cancelled
0%
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- Wed, Nov 11Sacramento (SAC)Washington D.C. (WAS)
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Frequently Asked Questions
What is the current status of flight ua366?
Flight ua366 has not departed yet and is currently on schedule. Scheduled departure 06:30, arrival 12:06 (updated Sep 20, 2026).Is flight ua366 on time today?
Flight ua366 has not departed yet and is currently on schedule. Scheduled departure is 06:30, with arrival at 12:06. Recheck gate and timing before you head to the airport.Has flight ua366 departed yet? What is the departure time?
Flight ua366 is scheduled to depart at 06:30. The latest actual or estimated departure time is 06:30, and the current status is Scheduled (updated Sep 20, 2026).When is flight ua366 scheduled to arrive?
Flight ua366 is scheduled to arrive at 12:06. The latest estimated or actual arrival time is 12:06. Status is Scheduled as of Sep 20, 2026.What route does flight ua366 fly?
Flight ua366 is operated by United Airlines from Washington D.C. (IAD) to Sacramento (SMF). Typical flight time is about 8 hours36 minutes; operating days may include Sunday.How can I check real-time status for flight ua366?
Track flight ua366 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 ua366 is delayed or canceled, what should I do?
If ua366 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 20, 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 ua366 departed from Washington D.C.?
Flight ua366 has not departed from Washington D.C. (IAD) yet and is currently on schedule for 06:30.
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Destination Info: Sacramento Weather & Time
Partly clear
|
15°C - 33°C
Expected weather conditions upon arrival
-3 hour time difference
Time on arrival: Washington D.C. 15:06| Sacramento 12:06
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