Delta Air Lines DL3959 Flight Status
Based on Trip.com’s real-time data, the DL3959 flight operated by Delta Air Lines on Nov 13, 2026 is scheduled to fly from Seattle (SEA) to Boise (BOI). The flight is expected to depart at 13:30 (local time in Seattle, UTC-8) and land at 15:28 (local time in Boise, UTC-7) .
Thu, Nov 12
Fri, Nov 13
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Arrived
The flight has arrived 37m late
1h 35m
Check-in Counter
ZONE 3
Boarding Gate
B6
Arrival Gate
B20
Baggage
--
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Scheduled
Your flight will depart on time.
1h 35m
Check-in Counter
ZONE 3
Boarding Gate
B1
Arrival Gate
B20
Baggage
--
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Search flights Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Seattle to Boise or track other flights with our flight status tracker.
DL3959 Aircraft Details
According to Trip.com real-time data, the DL3959 flight flying from Seattle to Boise on 11/13/2026 is operated by the aircraft model Embraer 175. This aircraft has been in service for 7y, 4m. The aircraft is equipped with 76 seats.
Embraer 175
Punctuality (Departure)
97
%
Punctuality (Arrival)
97
%
Early on average
14 minutes
Age
7y, 4m
Seats
76
Distance
--
Economy
First
Premium Economy
Onboard Amenities
Snacks
In-flight entertainment is unavailable
Wi-Fi (additional charge)
Power outlet
Seating Plan
79 cm
Legroom
46 cm
Seat width better than on 68% of flights
100°
Reclining Angle
2-2
Seat layout example
Onboard Amenities
Snacks
In-flight entertainment is unavailable
Wi-Fi (additional charge)
Power outlet
Seating Plan
94 cm
More legroom than on 18% of flights
51 cm
Seat width
135°
Reclining Angle
1-2
Seat layout example
Onboard Amenities
None
In-flight entertainment is unavailable
Unknown
No power outlets are available
Seating Plan
86 cm
Legroom
46 cm
Seat width better than on 61% of flights
120°
Reclining Angle
--
Seat layout example
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Flight History for DL3959
Trip.com historical records show that the last DL3959 flight departed on Thu, Nov 12 from SEA at approximately 14:23. This flight is expected to arrrive in BOI at 16:42.
| Date | Airport | Aircraft Type | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Nov 7 | Seattle (SEA) | Boise (BOI) | E75S | 12:56 | 14:53 | Arrived |
| Sun, Nov 8 | Seattle (SEA) | Boise (BOI) | E75L | 13:09 | 15:07 | Arrived |
| Mon, Nov 9 | Seattle (SEA) | Boise (BOI) | E75L | 13:47 | 15:45 | Arrived |
| Tue, Nov 10 | Seattle (SEA) | Boise (BOI) | E75L | 13:56 | 15:50 | Arrived |
| Wed, Nov 11 | Seattle (SEA) | Boise (BOI) | E75L | 13:38 | 15:38 | Arrived |
| Thu, Nov 12 | Seattle (SEA) | Boise (BOI) | E75L | 14:23 | 16:42 | Arrived |
| Fri, Nov 13 | Seattle (SEA) | Boise (BOI) | E75L | 13:30 | 15:28 | Scheduled |
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DL3959 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of DL3959 is 97% (Late on average 17 minutes), and the on-time arrival rate is 97% (Early on average 14 minutes).
On-Time Departures
Punctuality
97
%
Late on average
17 minutes
Early
3
%
On time
93
%
30 mins late
0
%
60 mins late
0
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
14 minutes
Early
97
%
On time
0
%
30 mins late
0
%
60 mins late
0
%
90 mins late
3
%
Cancelled
0
%
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Frequently Asked Questions
What is the current status of flight dl3959?
Flight dl3959 has not departed yet and is currently on schedule. Scheduled departure 13:30, arrival 16:05 (updated Nov 13, 2026).Is flight dl3959 on time today?
Flight dl3959 has not departed yet and is currently on schedule. Scheduled departure is 13:30, with arrival at 16:05. Recheck gate and timing before you head to the airport.Has flight dl3959 departed yet? What is the departure time?
Flight dl3959 is scheduled to depart at 13:30. The latest actual or estimated departure time is 13:30, and the current status is Scheduled (updated Nov 13, 2026).When is flight dl3959 scheduled to arrive?
Flight dl3959 is scheduled to arrive at 16:05. The latest estimated or actual arrival time is 15:28. Status is Scheduled as of Nov 13, 2026.What route does flight dl3959 fly?
Flight dl3959 is operated by Delta Air Lines from Seattle (SEA) to Boise (BOI). Typical flight time is about 1 hour35 minutes; operating days may include Friday.How can I check real-time status for flight dl3959?
Track flight dl3959 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 dl3959 is delayed or canceled, what should I do?
If dl3959 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 13, 2026). Contact Delta Air Lines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight dl3959 departed from Seattle?
Flight dl3959 has not departed from Seattle (SEA) yet and is currently on schedule for 13:30.What is the seat configuration for flight dl3959?
Flight dl3959 usually flies a Embraer 175 with seat layout 2-2. 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
Intermittent clouds
|
8°C - 20°C
Expected weather conditions upon arrival
1 hour time difference
Time on arrival: Seattle 14:28
|
Boise 15:28
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