What is the current status of flight dl3987?

Flight dl3987 has not departed yet and is currently on schedule. Scheduled departure 19:56, arrival 22:43 (updated Oct 27, 2026).

Is flight dl3987 on time today?

Flight dl3987 has not departed yet and is currently on schedule. Scheduled departure is 19:56, with arrival at 22:43. Recheck gate and timing before you head to the airport.

Has flight dl3987 departed yet? What is the departure time?

Flight dl3987 is scheduled to depart at 19:56. The latest actual or estimated departure time is 19:56, and the current status is Scheduled (updated Oct 27, 2026).

When is flight dl3987 scheduled to arrive?

Flight dl3987 is scheduled to arrive at 22:43. The latest estimated or actual arrival time is 22:11. Status is Scheduled as of Oct 27, 2026.

What route does flight dl3987 fly?

Flight dl3987 is operated by Delta Air Lines from Seattle (SEA) to Los Angeles (ONT). Typical flight time is about 2 hours 47 minutes; operating days may include Tuesday.

How can I check real-time status for flight dl3987?

Track flight dl3987 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 dl3987 is delayed or canceled, what should I do?

If dl3987 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 27, 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 dl3987 departed from Seattle?

Flight dl3987 has not departed from Seattle (SEA) yet and is currently on schedule for 19:56.

What is the seat configuration for flight dl3987?

Flight dl3987 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.

Delta Air Lines

DL3987 Flight status

According to Trip.com real-time data, the DL3987 flight operated by Delta Air Lines on Oct 27, 2026 is scheduled to fly from Seattle (SEA) to Los Angeles (ONT). The flight is expected to depart at 19:56 and arrive at 22:11 .

Mon, Oct 26

Tue, Oct 27

SEA-LAX

Access more flight status info on the Trip.com app

En route

Your flight has departed Seattle and is expected to arrive in Los Angeles at 22:39.

Seattle(SEA)

20:20

Scheduled: 19:56, Oct 26

Seattle-Tacoma International Airport

2h 47m

Los Angeles(ONT)

22:39

Scheduled: 22:43, Oct 26

Ontario International Airport T2

Check-in Counter

ZONE 3

Boarding Gate

Arrival Gate

211

Baggage

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SEA-LAX

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Scheduled

Your flight will depart on time.

Seattle(SEA)

19:56

Scheduled: 19:56, Oct 27

Seattle-Tacoma International Airport

2h 47m

Los Angeles(ONT)

22:11

Scheduled: 22:43, Oct 27

Ontario International Airport T2

Check-in Counter

ZONE 3

Boarding Gate

Arrival Gate

211

Baggage

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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Seattle to Los Angeles or track other flights with our flight status tracker.

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Flights from Seattle to Los Angeles

DL3987

DL3987 Aircraft Details

According to Trip.com real-time data, the DL3987 flight from Seattle to Los Angeles on 10/27/2026 is operated using the aircraft model Embraer 175. This aircraft has been in service for 19y, 1m. The aircraft has 76 seats.

Embraer 175

Punctuality (Departure)

80 %

Punctuality (Arrival)

95 %

Early on average

9 minutes

Age

19y, 1m

Seats

Flight Distance

Economy

First

Premium Economy

In-Flight Services

None

In-flight entertainment is unavailable

Wi-Fi (additional charge)

USB port and power outlet

Seat Information

79 cm

More legroom than on 6% of flights

46 cm

Seat width better than on 83% of flights

100°

Reclining Angle

2-2

Seat layout example

In-Flight Services

Meal included

In-flight entertainment is unavailable

Wi-Fi (additional charge)

USB port and power outlet

Seat Information

94 cm

More legroom than on 35% of flights

51 cm

Seat width

120°

Reclining Angle

1-2

Seat layout example

In-Flight Services

None

In-flight entertainment is unavailable

Wi-Fi is available

No power outlets are available

Seat Information

86 cm

Legroom

46 cm

Seat width better than on 73% of flights

100°

Reclining Angle

Seat layout example

Flight History for DL3987

Trip.com historical records show that the last DL3987 flight departed on Mon, Oct 26 from SEA at approximately 20:20. This flight is expected to arrrive in ONT at 22:39.

Date	Airport		Aircraft Model	Departure	Arrival	Status
Date	Departure	Arrival	Aircraft Model	Departure	Arrival	Status
Wed, Oct 21	Seattle (SEA)	Los Angeles (ONT)	E75L	20:16	22:43	Arrived
Thu, Oct 22	Seattle (SEA)	Los Angeles (ONT)	E75L	20:06	22:19	Arrived
Fri, Oct 23	Seattle (SEA)	Los Angeles (ONT)	E75L	20:07	22:13	Arrived
Sat, Oct 24	Seattle (SEA)	Los Angeles (ONT)	E75L	20:30	22:37	Arrived
Sun, Oct 25	Seattle (SEA)	Los Angeles (ONT)	E75S	20:30	22:45	Arrived
Mon, Oct 26	Seattle (SEA)	Los Angeles (ONT)	E75L	20:20	22:39	En route
Tue, Oct 27	Seattle (SEA)	Los Angeles (ONT)	E75S	19:56	22:11	Scheduled

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DL3987 On-Time Performance

Based on the average performance of this flight over the last 30 trips, the on-time departure rate of DL3987 is 80% (Late on average 25 minutes), and the on-time arrival rate is 95% (Early on average 9 minutes).

On-Time Departures

Punctuality

80 %

Late on average 25 minutes

Early

0 %

On time

80 %

30 mins late

15 %

60 mins late

0 %

90 mins late

5 %

Cancelled

0 %

On-Time Arrivals

Punctuality

95 %

Early on average 9 minutes

Early

80 %

On time

15 %

30 mins late

0 %

60 mins late

0 %

90 mins late

5 %

Cancelled

0 %

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Flight FAQs

What is the current status of flight dl3987?
Flight dl3987 has not departed yet and is currently on schedule. Scheduled departure 19:56, arrival 22:43 (updated Oct 27, 2026).
Is flight dl3987 on time today?
Flight dl3987 has not departed yet and is currently on schedule. Scheduled departure is 19:56, with arrival at 22:43. Recheck gate and timing before you head to the airport.
Has flight dl3987 departed yet? What is the departure time?
Flight dl3987 is scheduled to depart at 19:56. The latest actual or estimated departure time is 19:56, and the current status is Scheduled (updated Oct 27, 2026).
When is flight dl3987 scheduled to arrive?
Flight dl3987 is scheduled to arrive at 22:43. The latest estimated or actual arrival time is 22:11. Status is Scheduled as of Oct 27, 2026.
What route does flight dl3987 fly?
Flight dl3987 is operated by Delta Air Lines from Seattle (SEA) to Los Angeles (ONT). Typical flight time is about 2 hours 47 minutes; operating days may include Tuesday.
How can I check real-time status for flight dl3987?
Track flight dl3987 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 dl3987 is delayed or canceled, what should I do?
If dl3987 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 27, 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 dl3987 departed from Seattle?
Flight dl3987 has not departed from Seattle (SEA) yet and is currently on schedule for 19:56.
What is the seat configuration for flight dl3987?
Flight dl3987 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.