Airport Tips & Quick Reference Guide to Seattle–Tacoma Airport - Seatac (SEA)

DL3687 Delta Air Lines - Flight Status

Codeshare Flights
The flight SK3692 from SAS Scandinavian Airlines (SK) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL3687. Check this page for details about flight DL3687.

Below, you can find details about Delta Air Lines flight DL3687, which currently operates between the airports of Santa Ana - John Wayne Airport (Airport Code SNA) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Saturday, October 03, 2026.

DL3687 On Time performance:
90
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

DL3687 Delta Air Lines from Santa Ana

Landed - On-time
Delay: 9 minutes
Flight Status for Saturday October 03, 2026
This flight was also scheduled for Yesterday (October 02, 2026). See it here
This flight is also scheduled for Tomorrow (October 04, 2026). See it here

Airline information

Delta Air Lines
Delta Air Lines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Santa Ana (SNA)
October 03, 2026
John Wayne Airport
Departed at:
06:47 am
Terminal:
A
Gate:
1B
Scheduled Departure Time: 07:00 am

Arrival

Seattle (SEA)
October 03, 2026
Seattle-Tacoma International Airport
Arrived at:
10:14 am
Gate:
A6
Scheduled Arrival Time: 10:05 am
Baggage: 6
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:

- AF2073 - Air France

- KE3092 - Korean Air

- KL6948 - KLM Royal Dutch Airlines

- SK3692 - SAS Scandinavian Airlines

Additional Information

Which is the frequency of flight DL3687?
The flight DL3687 is scheduled to flight on daily basis.

Which is the distance of flight DL3687?
The distance between the two airports is 979 miles.

Which is the flight time of flight DL3687?
The scheduled flight time gate to gate is: 03:05 hours.
The real flight time gate to gate on average is: 03:06 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 Santa Ana and Seattle:

Alaska Airlines
- Flight Number: AS1310. (On Time performance: 60 - Average Delay: 16 minutes)
- Flight Number: AS1325. (On Time performance: 96 - Average Delay: 2 minutes)
- Flight Number: AS1378. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: AS548. (On Time performance: 82 - Average Delay: 15 minutes)
- Flight Number: AS671. (On Time performance: 80 - Average Delay: 2 minutes)
- Flight Number: AS702. (On Time performance: 89 - Average Delay: 6 minutes)
- Flight Number: AS760. (On Time performance: 83 - Average Delay: 9 minutes)
- Flight Number: AS774. (On Time performance: 67 - Average Delay: 13 minutes)

Delta Air Lines
- Flight Number: DL1001. (On Time performance: 62 - Average Delay: 81 minutes)
- Flight Number: DL3694. (On Time performance: 86 - Average Delay: 6 minutes)
- Flight Number: DL3695. (On Time performance: 82 - Average Delay: 14 minutes)
- Flight Number: DL3697. (On Time performance: 50 - Average Delay: 76 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 September 08, 2026 to September 28, 2026, we have obtained these figures.
Total number of flights: 21
On Time: 19 ( 90 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 2 ( 10 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 3 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 DL3687

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
02 October
06:51 am
Santa Ana (SNA)
09:50 am
Seattle (SEA)
02h 59min
Embraer 175
Embraer 175
Landed - On-time
Thursday
01 October
06:50 am
Santa Ana (SNA)
09:53 am
Seattle (SEA)
03h 03min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
30 September
06:50 am
Santa Ana (SNA)
10:03 am
Seattle (SEA)
03h 13min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Tuesday
29 September
06:54 am
Santa Ana (SNA)
10:26 am
Seattle (SEA)
03h 32min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Monday
28 September
06:59 am
Santa Ana (SNA)
10:02 am
Seattle (SEA)
03h 03min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
27 September
09:15 am
Santa Ana (SNA)
12:07 pm
Seattle (SEA)
02h 52min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Saturday
26 September
07:09 am
Santa Ana (SNA)
09:49 am
Seattle (SEA)
02h 40min
Embraer 175
Embraer 175
Landed - On-time
Friday
25 September
06:56 am
Santa Ana (SNA)
10:37 am
Seattle (SEA)
03h 41min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Thursday
24 September
07:03 am
Santa Ana (SNA)
10:01 am
Seattle (SEA)
02h 58min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
23 September
06:53 am
Santa Ana (SNA)
10:02 am
Seattle (SEA)
03h 09min
Embraer 175 (E
Embraer 175 (E
Landed - On-time