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

DL637 Delta Air Lines - Flight Status

Below, you can find details about Delta Air Lines flight DL637, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Santa Ana - John Wayne Airport (Airport Code SNA).
This flight data pertains specifically to the flight's details for Friday, January 31, 2025.

DL637 On Time performance:
95
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

DL637 Delta Air Lines to Santa Ana

Scheduled
Flight Status for Friday January 31, 2025
This flight was also scheduled for Yesterday (January 29, 2025). See it here
This flight is also scheduled for Today (January 30, 2025). See it here

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Airbus A220-100 Passenger

Departure

Seattle (SEA)
January 31, 2025
Seattle-Tacoma International Airport
Scheduled Departure Time:
07:38 pm
Gate:
-
Scheduled Departure Time: 07:38 pm

Arrival

Santa Ana (SNA)
January 31, 2025
John Wayne Airport
Scheduled Arrival Time:
10:30 pm
Terminal:
-
Gate:
-
Scheduled Arrival Time: 10:30 pm
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:

- KL6380 - KLM Royal Dutch Airlines

- VS4730 - Virgin Atlantic

Additional Information

Which is the frequency of flight DL637?
The flight DL637 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday on a weekly basis.

Which is the distance of flight DL637?
The distance between the two airports is 979 miles.

Which is the flight time of flight DL637?
The scheduled flight time gate to gate is: 02:52 hours.
The real flight time gate to gate on average is: 02:32 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between Seattle and Santa Ana:

Alaska Airlines
- Flight Number: AS1060. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: AS1104. (On Time performance: 82 - Average Delay: 7 minutes)
- Flight Number: AS1190. (On Time performance: 82 - Average Delay: 7 minutes)
- Flight Number: AS1202. (On Time performance: 91 - Average Delay: 5 minutes)
- Flight Number: AS1228. (On Time performance: 85 - Average Delay: 7 minutes)
- Flight Number: AS1288. (On Time performance: 87 - Average Delay: 4 minutes)
- Flight Number: AS1326. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: AS928. (On Time performance: 96 - Average Delay: 5 minutes)

Delta Air Lines
- Flight Number: DL2101. (On Time performance: 87 - Average Delay: 6 minutes)
- Flight Number: DL2318. (On Time performance: 91 - Average Delay: 8 minutes)
- Flight Number: DL2641. (On Time performance: 74 - Average Delay: 18 minutes)
- Flight Number: DL2704. (On Time performance: 84 - Average Delay: 21 minutes)
- Flight Number: DL2743. (On Time performance: 90 - Average Delay: 40 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 January 06, 2025 to January 28, 2025, we have obtained these figures.
Total number of flights: 19
On Time: 18 ( 95 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 5 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 31 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from January 06, 2025 to January 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.

Note: We have excluded some days from the graph, since the quantity and quality of the data is not representative enough.

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 DL637

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
29 January
07:33 pm
Seattle (SEA)
10:15 pm
Santa Ana (SNA)
02h 42min
Airbus A220-10
Airbus A220-10
Landed - On-time
Tuesday
28 January
07:24 pm
Seattle (SEA)
09:58 pm
Santa Ana (SNA)
02h 34min
Airbus A220-10
Airbus A220-10
Landed - On-time
Monday
27 January
07:29 pm
Seattle (SEA)
10:01 pm
Santa Ana (SNA)
02h 32min
Airbus A220-10
Airbus A220-10
Landed - On-time
Sunday
26 January
07:30 pm
Seattle (SEA)
10:00 pm
Santa Ana (SNA)
02h 30min
Airbus A220-10
Airbus A220-10
Landed - On-time
Friday
24 January
07:55 pm
Seattle (SEA)
10:25 pm
Santa Ana (SNA)
02h 30min
Airbus A220-10
Airbus A220-10
Landed - On-time
Thursday
23 January
07:31 pm
Seattle (SEA)
10:05 pm
Santa Ana (SNA)
02h 34min
Airbus A220-10
Airbus A220-10
Landed - On-time
Wednesday
22 January
07:32 pm
Seattle (SEA)
10:02 pm
Santa Ana (SNA)
02h 30min
Airbus A220-10
Airbus A220-10
Landed - On-time
Tuesday
21 January
07:34 pm
Seattle (SEA)
10:01 pm
Santa Ana (SNA)
02h 27min
Airbus A220-10
Airbus A220-10
Landed - On-time
Monday
20 January
07:30 pm
Seattle (SEA)
09:56 pm
Santa Ana (SNA)
02h 26min
Airbus A220-10
Airbus A220-10
Landed - On-time
Friday
17 January
07:37 pm
Seattle (SEA)
10:32 pm
Santa Ana (SNA)
02h 55min
Airbus A220-10
Airbus A220-10
Landed - On-time