SK3994 — Flight status: Boston — London

Departure terminal: E Arrival terminal: 3 2 of 2 flights on time this week Flight status

Delta Air Lines SK3994 / DAL3994

Boston — London

General Edward Lawrence Logan International Airport (BOS)		London Heathrow Airport (LHR)
Usual departure time		Usual arrival time
19:15		06:50

Flight status SK3994

Scheduled Mon, 09 november

Boston General Edward Lawrence Logan (BOS)		London Heathrow (LHR)
Scheduled departure time		Scheduled Arrival Time
19:15		06:50
Actual / estimated departure		Actual / estimated arrival
19:15		06:25
Terminal E		Terminal 3

Aircraft: Airbus A330 [N437DX]

* Local time. Data updated: 321 min ago

Flight history SK3994 Delta Air Lines: Boston — London

Date	Scheduled departure	Scheduled Arrivals	Actual departure time	Actual arrival time
Mon. 09 november	19:15	06:50	19:15	06:25 Scheduled
Sun. 08 november	19:15	06:50	19:22	06:39 Has arrived

Flight Delta Air Lines SK3994 (Boston — London) running from the airport General Edward Lawrence Logan International Airport (BOS), to the airport London Heathrow Airport (LHR). Flight distance is 5239 km / 2827 miles, and the average flight length is 6 h. 35 min..

Common questions about flight SK3994

What time does flight SK3994 depart?

Scheduled departure is 19:15 and arrival 06:50, local time at each airport.

How long does flight SK3994 take?

On average 6 h 35 min. The airports are 5239 km / 2827 miles apart.

Which terminal does flight SK3994 depart from?

On recent flights: departure from terminal E, arrival at terminal 3. The terminal can change, so check the airport boards on the day of the flight.

Which aircraft operates flight SK3994?

The most recent flight was operated by a Airbus A330.

Is flight SK3994 often delayed?

All 2 flights over the past week landed on time.

Low Price Calendar Boston — London

Types of aircraft flying SK3994 Delta Air Lines: Boston — London

Aircraft on recent flights

Airbus A330

Registration: N437DX

2026-11-09

Airbus A330

Registration: N435DX

2026-11-08

Based on flight status data for the last 7 days.

Other flights on the route Boston — London

Flight No.	Departure time*	Arrival time*	Aircraft
BA1540	19:50	07:30	Boeing 777-200
AA108	19:50	07:30	Boeing 777-200
BA238	07:25	18:55	Boeing 787-900
AY5438	07:25	18:55	Boeing 787-900
EI8938	07:25	18:55	Boeing 777
BA212	19:15	06:50	Boeing 777
AY5412	19:15	06:50	Boeing 777
AA6963	19:15	06:50	Boeing 777
GF4137	19:50	07:30	Boeing 777-200
AA6981	07:15	18:45	Boeing 787-900
IB7414	07:25	18:55	Boeing 787-900
DL58	19:30	07:10	Boeing 767-400
VS4012	19:30	07:10	Boeing 767-400
KL6186	19:30	07:10	Boeing 767-400
AF9928	08:15	19:50	Airbus А330-300

* Local time

All data is taken from open sources. The administration of the portal is not responsible for the accuracy of the information. For exact flight information, see the airline's website or the airport's website.