DL3817 Delta Air Lines - Flight Status
Below, you can find details about Delta Air Lines flight DL3817, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Boise - Boise Air Terminal (Airport Code BOI).
This flight data pertains specifically to the flight's details for Friday, November 21, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights DL3817
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights DL3817
DL3817 On Time performance:
89
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
DL3817 Delta Air Lines from Seattle
This flight is not scheduled for November 27, 2025.
This flight is not scheduled for November 27, 2025.
Departure
Seattle (SEA)
November 21, 2025
Seattle-Tacoma International Airport
Arrival
Boise (BOI)
November 21, 2025
Boise Air Terminal
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-boise.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 DL3817?
The flight DL3817 is scheduled to flight on Monday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL3817?
The distance between the two airports is 398 miles.
Which is the flight time of flight DL3817?
The scheduled flight time gate to gate is: 01:37 hours.
The real flight time gate to gate on average is: 01:27 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 Seattle: 2025-11-27 18:57:21
Current Time in Boise: 2025-11-27 19:57:21
The flight DL3817 is scheduled to flight on Monday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight DL3817?
The distance between the two airports is 398 miles.
Which is the flight time of flight DL3817?
The scheduled flight time gate to gate is: 01:37 hours.
The real flight time gate to gate on average is: 01:27 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 Seattle: 2025-11-27 18:57:21
Current Time in Boise: 2025-11-27 19:57:21
Alternative Flights
The following airlines serves the same route between Seattle and Boise:
Alaska Airlines
- Flight Number: AS1486.
- Flight Number: AS2076. (On Time performance: 79 - Average Delay: 14 minutes)
- Flight Number: AS2106. (On Time performance: 84 - Average Delay: 6 minutes)
- Flight Number: AS2109.
- Flight Number: AS2326. (On Time performance: 89 - Average Delay: 9 minutes)
- Flight Number: AS2365. (On Time performance: 79 - Average Delay: 8 minutes)
- Flight Number: AS2591. (On Time performance: 96 - Average Delay: 1 minutes)
- Flight Number: AS318. (On Time performance: 76 - Average Delay: 8 minutes)
- Flight Number: AS3385. (On Time performance: 83 - Average Delay: 6 minutes)
- Flight Number: AS467. (On Time performance: 93 - Average Delay: 5 minutes)
Delta Air Lines
- Flight Number: DL3594. (On Time performance: 96 - Average Delay: 2 minutes)
- Flight Number: DL3603. (On Time performance: 90 - Average Delay: 13 minutes)
- Flight Number: DL3688. (On Time performance: 94 - Average Delay: 2 minutes)
- Flight Number: DL3692. (On Time performance: 89 - Average Delay: 4 minutes)
- Flight Number: DL3712. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: DL4127. (On Time performance: 89 - Average Delay: 6 minutes)
Alaska Airlines
- Flight Number: AS1486.
- Flight Number: AS2076. (On Time performance: 79 - Average Delay: 14 minutes)
- Flight Number: AS2106. (On Time performance: 84 - Average Delay: 6 minutes)
- Flight Number: AS2109.
- Flight Number: AS2326. (On Time performance: 89 - Average Delay: 9 minutes)
- Flight Number: AS2365. (On Time performance: 79 - Average Delay: 8 minutes)
- Flight Number: AS2591. (On Time performance: 96 - Average Delay: 1 minutes)
- Flight Number: AS318. (On Time performance: 76 - Average Delay: 8 minutes)
- Flight Number: AS3385. (On Time performance: 83 - Average Delay: 6 minutes)
- Flight Number: AS467. (On Time performance: 93 - Average Delay: 5 minutes)
Delta Air Lines
- Flight Number: DL3594. (On Time performance: 96 - Average Delay: 2 minutes)
- Flight Number: DL3603. (On Time performance: 90 - Average Delay: 13 minutes)
- Flight Number: DL3688. (On Time performance: 94 - Average Delay: 2 minutes)
- Flight Number: DL3692. (On Time performance: 89 - Average Delay: 4 minutes)
- Flight Number: DL3712. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: DL4127. (On Time performance: 89 - Average Delay: 6 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from May 23, 2025 to November 21, 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: We have gathered available data from last twelve closed months, spanning from November 11, 2024 to October 27, 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.
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from August 24, 2025 to November 21, 2025, we have obtained these figures.
Total number of flights: 38
On Time: 34 ( 89 % )
Moderate Delay: 2 ( 5 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 3 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 3 % )
Average Delay: 24 minutes.
Total number of flights: 38
On Time: 34 ( 89 % )
Moderate Delay: 2 ( 5 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 3 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 3 % )
Average Delay: 24 minutes.
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from November 11, 2024 to October 27, 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 DL3817
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
21 November
21 November
07:39 pm
Seattle (SEA)
Seattle (SEA)
10:10 pm
Boise (BOI)
Boise (BOI)
01h 31min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Thursday
20 November
20 November
12:52 pm
()
()
03:25 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - DIVERTED
Thursday
20 November
20 November
07:37 am
Seattle (SEA)
Seattle (SEA)
11:10 am
Seattle (SEA)
Seattle (SEA)
Embraer 175 (E
Embraer 175 (E
Landed - DIVERTED
Monday
17 November
17 November
07:55 pm
Seattle (SEA)
Seattle (SEA)
10:20 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
16 November
16 November
07:43 pm
Seattle (SEA)
Seattle (SEA)
10:33 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Friday
14 November
14 November
07:38 pm
Seattle (SEA)
Seattle (SEA)
10:11 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Thursday
13 November
13 November
07:34 pm
Seattle (SEA)
Seattle (SEA)
10:03 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Monday
10 November
10 November
07:57 pm
Seattle (SEA)
Seattle (SEA)
10:38 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Sunday
09 November
09 November
07:40 pm
Seattle (SEA)
Seattle (SEA)
10:04 pm
Boise (BOI)
Boise (BOI)
Embraer 175 (E
Embraer 175 (E
Landed - On-time
