United Airlines UA1646 Flight status
According to Trip.com real-time data, the UA1646 flight operated by United Airlines on Oct 25, 2026 is scheduled to fly from San Francisco (SFO) to Baltimore (BWI). The flight is expected to depart at 21:30 (local time in San Francisco, UTC-7) and arrive at 05:43 (local time in Baltimore, UTC-4) .
Fri, Oct 23
Sun, Oct 25
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
5h 23m
Check-in Counter
--
Boarding Gate
HOLD1
Arrival Gate
D13
Baggage
11
Need a flight from San Francisco to Baltimore?
United Airlines From NZD 361
Search flights Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
5h 13m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
Need a flight from San Francisco to Baltimore?
United Airlines From NZD 361
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
UA1646 Aircraft Details
According to Trip.com real-time data, the UA1646 flight from San Francisco to Baltimore on 10/24/2026 is operated using the aircraft model Boeing 737 MAX 8. This aircraft has been in service for 2y, 2m. The aircraft has 166 seats.
Boeing 737 MAX 8
Punctuality (Departure)
56
%
Punctuality (Arrival)
88
%
Early on average
1 minute
Age
2y, 2m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
None
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
76 cm
Legroom
43 cm
Seat width better than on 60% of flights
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 89% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
None
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
86 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
--
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for UA1646
Check more records from Trip.com about UA1646 before and after today
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Oct 16 | San Francisco (SFO) | Baltimore (BWI) | B39M | 23:04 | 07:01 | Arrived |
| Sun, Oct 18 | San Francisco (SFO) | Baltimore (BWI) | B39M | 00:38 | 08:16 | Arrived |
| Mon, Oct 19 | San Francisco (SFO) | Baltimore (BWI) | B39M | 23:11 | 06:53 | Arrived |
| Wed, Oct 21 | San Francisco (SFO) | Baltimore (BWI) | B739 | -- | -- | Canceled |
| Thu, Oct 22 | San Francisco (SFO) | Baltimore (BWI) | B39M | 00:09 | 08:03 | Arrived |
| Fri, Oct 23 | San Francisco (SFO) | Baltimore (BWI) | B39M | 22:57 | 06:39 | Scheduled |
| Sun, Oct 25 | San Francisco (SFO) | Baltimore (BWI) | B38M | 21:30 | 05:43 | Scheduled |
text.text............fake.row.text............text.........fake row
...text
Check upcoming flights with our app
Show more
UA1646 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA1646 is 56% (Late on average 36 minutes), and the on-time arrival rate is 88% (Early on average 1 minute).
On-Time Departures
Punctuality
56
%
Late on average
36 minutes
Early
0
%
On time
56
%
30 mins late
31
%
60 mins late
0
%
90 mins late
13
%
Cancelled
0
%
On-Time Arrivals
Punctuality
88
%
Early on average
1 minute
Early
63
%
On time
25
%
30 mins late
13
%
60 mins late
0
%
90 mins late
0
%
Cancelled
0
%
Need a flight from San Francisco to Baltimore?
- From San Francisco
- To Baltimore
- Return flights
More Cheap Flights
More Cheap Flights
More Cheap Flights
Recommended hotels in Baltimore
Hotels near Baltimore/Washington International Airport
Hotels near Baltimore
7.9/10
104 Reviews
Aloft BWI Baltimore Washington International Airport
1.99 km from the airport
NZD 171
8.8/10
110 Reviews
Hilton Baltimore BWI Airport
2.08 km from the airport
NZD 208
-/10
Reviews
Comfort Suites Bwi Airport Hotel
2.14 km from the airport
7% off
NZD 247 NZD 230
8.7/10
101 Reviews
BWI Airport Marriott
2.24 km from the airport
NZD 251
8.6/10
99 Reviews
Kimpton HOTEL MONACO BALTIMORE by IHG
0.31 km from city centre
NZD 252
10/10
55 Reviews
The Ivy Hotel
1.44 km from city centre
NZD 1,255
9.4/10
105 Reviews
Four Seasons Hotel Baltimore
1.19 km from city centre
NZD 823
9/10
109 Reviews
Canopy by Hilton Baltimore Harbor Point
1.74 km from city centre
3% off
NZD 287 NZD 279
Flight FAQs
What is the current status of flight ua1646?
Flight ua1646 has not departed yet and is currently on schedule. Scheduled departure 21:30, arrival 05:43 (updated Oct 24, 2026).Is flight ua1646 on time today?
Flight ua1646 has not departed yet and is currently on schedule. Scheduled departure is 21:30, with arrival at 05:43. Recheck gate and timing before you head to the airport.Has flight ua1646 departed yet? What is the departure time?
Flight ua1646 is scheduled to depart at 21:30. The latest actual or estimated departure time is 21:30, and the current status is Scheduled (updated Oct 24, 2026).When is flight ua1646 scheduled to arrive?
Flight ua1646 is scheduled to arrive at 05:43. The latest estimated or actual arrival time is 05:43. Status is Scheduled as of Oct 24, 2026.What route does flight ua1646 fly?
Flight ua1646 is operated by United Airlines from San Francisco (SFO) to Baltimore (BWI). Typical flight time is about 5 hours 13 minutes; operating days may include Saturday.How can I check real-time status for flight ua1646?
Track flight ua1646 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 ua1646 is delayed or canceled, what should I do?
If ua1646 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 24, 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 ua1646 departed from San Francisco?
Flight ua1646 has not departed from San Francisco (SFO) yet and is currently on schedule for 21:30.What is the seat configuration for flight ua1646?
Flight ua1646 usually flies a Boeing 737 MAX 8 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
Baltimore Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Arrival Info: Baltimore Weather & Current Time
Mostly clear
|
3°C - 18°C
Weather forecast for your arrival day
3 hour time difference
Time on arrival: San Francisco 02:43
|
Baltimore 05:43
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system