DL9901 Delta Air Lines - Flight Status
Below, you can find details about Delta Air Lines flight DL9901, which currently operates between the airports of Boston - Boston Logan International Airport (Airport Code BOS) and London - London Heathrow Airport (Airport Code LHR).
This flight data pertains specifically to the flight's details for Tuesday, August 12, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights DL9901
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights DL9901
DL9901 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
DL9901 Delta Air Lines from Boston
We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.
We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.
Airline information
Delta Air Lines
Departure
Boston (BOS)
August 11, 2025
Boston Logan International Airport
Arrival
London (LHR)
August 12, 2025
London Heathrow Airport
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-london-heathrow.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Additional Information
Which is the frequency of flight DL9901?
The flight DL9901 is currently not scheduled at London Heathrow Airport (LHR).
Which is the distance of flight DL9901?
The distance between the two airports is 5243 kilometers.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Boston: 2025-08-31 09:53:02
Current Time in London: 2025-08-31 14:53:02
The flight DL9901 is currently not scheduled at London Heathrow Airport (LHR).
Which is the distance of flight DL9901?
The distance between the two airports is 5243 kilometers.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Boston: 2025-08-31 09:53:02
Current Time in London: 2025-08-31 14:53:02
Alternative Flights
The following airlines serves the same route between Boston and London:
American Airlines
- Flight Number: AA108. (On Time performance: 88 - Average Delay: 20 minutes)
JetBlue
- Flight Number: B61620. (On Time performance: 88 - Average Delay: 5 minutes)
British Airways
- Flight Number: BA202. (On Time performance: 82 - Average Delay: 10 minutes)
- Flight Number: BA212. (On Time performance: 82 - Average Delay: 19 minutes)
- Flight Number: BA238. (On Time performance: 92 - Average Delay: 3 minutes)
Delta Air Lines
- Flight Number: DL58. (On Time performance: 73 - Average Delay: 14 minutes)
Virgin Atlantic
- Flight Number: VS12. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: VS158. (On Time performance: 90 - Average Delay: 6 minutes)
American Airlines
- Flight Number: AA108. (On Time performance: 88 - Average Delay: 20 minutes)
JetBlue
- Flight Number: B61620. (On Time performance: 88 - Average Delay: 5 minutes)
British Airways
- Flight Number: BA202. (On Time performance: 82 - Average Delay: 10 minutes)
- Flight Number: BA212. (On Time performance: 82 - Average Delay: 19 minutes)
- Flight Number: BA238. (On Time performance: 92 - Average Delay: 3 minutes)
Delta Air Lines
- Flight Number: DL58. (On Time performance: 73 - Average Delay: 14 minutes)
Virgin Atlantic
- Flight Number: VS12. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: VS158. (On Time performance: 90 - Average Delay: 6 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights DL9901
Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
12 August
12 August
22:59
Boston (BOS)
Boston (BOS)
10:53
London (LHR)
London (LHR)
06h 54min
Boeing 767-400
Boeing 767-400
Landed - Delayed