United Airlines UA641 Flight Status
According to Trip.com real-time data, the UA641 flight operated by United Airlines on Mar 29, 2026 is scheduled to fly from Washington D.C. (IAD) to Boston (BOS). The flight is expected to depart at 8:22 AM and land at 9:30 AM .
Sat, Mar 28
Sun, Mar 29
Mon, Mar 30
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Arrived
The flight has arrived 27m early
1h 36m
Check-in Counter
AREA 4
Boarding Gate
D24
Arrival Gate
B26
Baggage
5
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Scheduled
Your flight will depart on time.
1h 42m
Check-in Counter
AREA 4
Boarding Gate
D12
Arrival Gate
B25
Baggage
--
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Scheduled
Your flight will depart on time.
4h 19m
IAD
50m
Check-in Counter
--
Boarding Gate
T18
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline. If this is not your flight, you can browse more options for flights from Washington D.C. to Boston to find your schedule.
Track the Previous Flight Status: Landed at Washington D.C.
UA2634
|
Atlanta (ATL) 
Washington D.C. (WAS)
Washington D.C. (WAS)Scheduled: 9:24 PM
|
13m early
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UA641 Aircraft Details
According to Trip.com real-time data, the UA641 flight flying from Washington D.C. to Boston on 3/29/2026 is operated by the aircraft model Boeing 737-800. This aircraft has been in service for 18y, 1m. The aircraft is equipped with 166 seats.
Boeing 737-800
Punctuality (Departure)
90%
Punctuality (Arrival)
97%
Early on average
11 minutes
Age
18y, 1m
Seats
166
Flight Distance
--
Economy
First
Premium Economy
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 67% of flights
120°
Reclining Angle
2-2
Seat layout example
In-Flight Services
Snacks
Seatback entertainment system
Wi-Fi (additional charge)
Power outlet
Seat Information
86 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
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Flight History for UA641
Trip.com historical records show that the last UA641 flight departed on Sat, Mar 28 from IAD at approximately 8:31 AM. This flight is expected to arrrive in BOS at 9:29 AM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Mar 24 | Santa Ana (SNA) | Denver (DEN) | 320 | 4:34 PM | 7:28 PM | Arrived |
| Wed, Mar 25 | Washington D.C. (IAD) | Boston (BOS) | B39M | 8:37 AM | 9:46 AM | Arrived |
| Thu, Mar 26 | Washington D.C. (IAD) | Boston (BOS) | B39M | 8:30 AM | 9:43 AM | Arrived |
| Fri, Mar 27 | Washington D.C. (IAD) | Boston (BOS) | B39M | 8:50 AM | 10:01 AM | Arrived |
| Sat, Mar 28 | Washington D.C. (IAD) | Boston (BOS) | B39M | 8:31 AM | 9:29 AM | Arrived |
| Sun, Mar 29 | Washington D.C. (IAD) | Boston (BOS) | 738 | 8:22 AM | 9:30 AM | Scheduled |
| Mon, Mar 30 | Atlanta (ATL) | Boston (BOS) | 737 | 5:45 AM | 10:04 AM | Scheduled |
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UA641 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA641 is 90% (Late on average 19 minutes), and the on-time arrival rate is 97% (Early on average 11 minutes).
On-Time Departures
Punctuality
90%
Late on average 19 minutes
Early
3%
On time
87%
30 mins late
7%
60 mins late
0%
90 mins late
3%
Canceled
1%
On-Time Arrivals
Punctuality
97%
Early on average 11 minutes
Early
90%
On time
7%
30 mins late
0%
60 mins late
3%
90 mins late
0%
Canceled
1%
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Cheap return flights to Washington D.C.
- Wed, Apr 29Boston (BOS)Washington D.C. (WAS)
Delta Air LinesOne way19% off$85$69 - Tue, May 26Boston (BOS)Washington D.C. (WAS) United AirlinesOne way16% off$85$71
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Arrival Info: Boston Weather & Current Time
Mostly cloudy
|
-2°C - 3°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Washington D.C. 09:30| Boston 09:30
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