Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

DL527 Delta Air Lines - Flight Status

Codeshare Flights
The flight VS4747 from Virgin Atlantic (VS) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL527. Check this page for details about flight DL527.

Below, you can find details about Delta Air Lines flight DL527, which currently operates between the airports of New York - New York John F. Kennedy International Airport (Airport Code JFK) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Wednesday, April 30, 2025.

DL527 On Time performance:
92
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

DL527 Delta Air Lines from New York

En Route - On-time
Flight Status for Wednesday April 30, 2025
This flight was also scheduled for Yesterday (April 29, 2025). See it here
This flight is also scheduled for Tomorrow (May 01, 2025). See it here

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Airbus A321neo

Departure

New York (JFK)
April 30, 2025
New York John F. Kennedy International Airport
Departed at:
11:30 am
Terminal:
4
Gate:
B34
Scheduled Departure Time: 11:30 am

Arrival

Seattle (SEA)
April 30, 2025
Seattle-Tacoma International Airport
Estimated Arrival Time:
02:15 pm
Gate:
B9
Scheduled Arrival Time: 02:45 pm
Baggage: 2
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.seattle-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:

- LA6281 - LATAM Airlines

- LY4498 - El Al Israel Airlines

- VS4747 - Virgin Atlantic

Additional Information

Which is the frequency of flight DL527?
The flight DL527 is scheduled to flight on daily basis.

Which is the distance of flight DL527?
The distance between the two airports is 2415 miles.

Which is the flight time of flight DL527?
The scheduled flight time gate to gate is: 06:15 hours.
The real flight time gate to gate on average is: 06:04 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 New York: 2025-04-30 16:43:45
Current Time in Seattle: 2025-04-30 13:43:45

Alternative Flights

The following airlines serves the same route between New York and Seattle:

Alaska Airlines
- Flight Number: AS17. (On Time performance: 76 - Average Delay: 14 minutes)
- Flight Number: AS21. (On Time performance: 78 - Average Delay: 24 minutes)
- Flight Number: AS23. (On Time performance: 92 - Average Delay: 9 minutes)
- Flight Number: AS31. (On Time performance: 82 - Average Delay: 9 minutes)

Delta Air Lines
- Flight Number: DL688. (On Time performance: 72 - Average Delay: 13 minutes)
- Flight Number: DL699. (On Time performance: 82 - Average Delay: 12 minutes)
- Flight Number: DL740. (On Time performance: 67 - Average Delay: 21 minutes)

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 April 14, 2025 to April 25, 2025, we have obtained these figures.
Total number of flights: 12
On Time: 11 ( 92 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 1 ( 8 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 5 minutes.
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 DL527

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
29 April
11:45 am
New York (JFK)
02:49 pm
Seattle (SEA)
06h 04min
Airbus A321neo
Airbus A321neo
Landed - On-time
Monday
28 April
11:52 am
New York (JFK)
02:46 pm
Seattle (SEA)
05h 54min
Airbus A321neo
Airbus A321neo
Landed - On-time
Sunday
27 April
11:27 am
New York (JFK)
02:29 pm
Seattle (SEA)
06h 02min
Airbus A321neo
Airbus A321neo
Landed - On-time
Saturday
26 April
11:26 am
New York (JFK)
02:28 pm
Seattle (SEA)
06h 02min
Airbus A321neo
Airbus A321neo
Landed - On-time
Friday
25 April
12:40 pm
New York (JFK)
03:22 pm
Seattle (SEA)
05h 42min
Airbus A321neo
Airbus A321neo
Landed - Delayed
Thursday
24 April
11:41 am
New York (JFK)
02:49 pm
Seattle (SEA)
06h 08min
Airbus A321neo
Airbus A321neo
Landed - On-time
Wednesday
23 April
11:41 am
New York (JFK)
02:56 pm
Seattle (SEA)
06h 15min
Airbus A321neo
Airbus A321neo
Landed - On-time
Tuesday
22 April
11:30 am
New York (JFK)
02:46 pm
Seattle (SEA)
06h 16min
Airbus A321neo
Airbus A321neo
Landed - On-time
Monday
21 April
11:34 am
New York (JFK)
02:30 pm
Seattle (SEA)
05h 56min
Airbus A321neo
Airbus A321neo
Landed - On-time
Sunday
20 April
11:25 am
New York (JFK)
02:25 pm
Seattle (SEA)
06h 00min
Airbus A321neo
Airbus A321neo
Landed - On-time