Informational Guide to Seoul Incheon International Airport (ICN) - Non Official

KE91 Korean Air - Flight Status

Below, you can find details about Korean Air flight KE91, which currently operates between the airports of Seoul - Seoul Incheon International Airport (Airport Code ICN) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Tuesday, April 01, 2025.

KE91 On Time performance:
28
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

KE91 Korean Air to Boston

Scheduled - On-time
Flight Status for Tuesday April 01, 2025
This flight was also scheduled for Yesterday (March 31, 2025). See it here
This flight is also scheduled for Tomorrow (April 02, 2025). See it here

Airline information

Korean Air
Korean Air
Equipment: Boeing 777-300ER

Departure

Seoul (ICN)
April 01, 2025
Seoul Incheon International Airport
Estimated Departure Time:
09:30
Terminal:
2
Gate:
277
Scheduled Departure Time: 09:30

Arrival

Boston (BOS)
April 01, 2025
Boston Logan International Airport
Estimated Arrival Time:
10:07
Terminal:
E
Gate:
-
Scheduled Arrival Time: 10:20
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.seoul-airport.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.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- DL7839 - Delta Air Lines

Additional Information

Which is the frequency of flight KE91?
The flight KE91 is scheduled to flight on daily basis.

Which is the distance of flight KE91?
The distance between the two airports is 10967 kilometers.

Which is the flight time of flight KE91?
The scheduled flight time gate to gate is: 13:50 hours.
The real flight time gate to gate on average is: 13:50 hours.

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 Seoul: 2025-04-01 01:22:15
Current Time in Boston: 2025-03-31 12:22:15

Alternative Flights

Korean Air is the only airline operating the route from Seoul to Boston.

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from December 29, 2024 to March 28, 2025, we have obtained these figures.
Total number of flights: 90
On Time: 25 ( 28 % )
Moderate Delay: 23 ( 26 % )
Significant Delay: 30 ( 33 % )
Major Delay: 12 ( 13 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 32 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from September 29, 2024 to March 28, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from March 02, 2024 to February 28, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights KE91

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
31 March
09:30
Seoul (ICN)
09:49
Boston (BOS)
13h 19min
Boeing 777-300
Boeing 777-300
Landed - On-time
Sunday
30 March
09:53
Seoul (ICN)
10:09
Boston (BOS)
13h 16min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
29 March
09:19
Seoul (ICN)
09:47
Boston (BOS)
13h 28min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
28 March
09:08
Seoul (ICN)
09:38
Boston (BOS)
13h 30min
Boeing 777-300
Boeing 777-300
Landed - On-time
Thursday
27 March
09:21
Seoul (ICN)
10:04
Boston (BOS)
13h 43min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Wednesday
26 March
09:21
Seoul (ICN)
10:02
Boston (BOS)
13h 41min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Tuesday
25 March
09:10
Seoul (ICN)
09:58
Boston (BOS)
13h 48min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Monday
24 March
09:10
Seoul (ICN)
10:07
Boston (BOS)
13h 57min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Sunday
23 March
09:10
Seoul (ICN)
09:50
Boston (BOS)
13h 40min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
22 March
09:38
Seoul (ICN)
10:37
Boston (BOS)
13h 59min
Boeing 777-300
Boeing 777-300
Landed - Delayed