DL503 Delta Air Lines - Flight Status
Codeshare Flights
The flight KL6617 from KLM Royal Dutch Airlines (KL) is a codeshare flight operated by Delta Air Lines (DL) under the flight number DL503. Check this page for details about flight DL503.
Below, you can find details about Delta Air Lines flight DL503, which currently operates between the airports of Atlanta - Atlanta Hartsfield-Jackson International Airport (Airport Code ATL) and Portland - Portland International Airport (Airport Code PDX).
This flight data pertains specifically to the flight's details for Tuesday, March 10, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL503
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights DL503
DL503 On Time performance:
80
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
DL503 Delta Air Lines from Atlanta
En Route - On-time
Delay: 6 minutes
Flight Status for Tuesday March 10, 2026
This flight was also scheduled for Yesterday (March 09, 2026). See it here
En Route - On-time
Delay: 6 minutes
Flight Status for Tuesday March 10, 2026
Departure
Atlanta (ATL)
March 10, 2026
Atlanta Hartsfield-Jackson International Airport
Departed at:
04:42 pm
Terminal:
S
Gate:
B18
Scheduled Departure Time: 04:48 pm
Arrival
Portland (PDX)
March 10, 2026
Portland International Airport
Estimated Arrival Time:
07:06 pm
Concourse:
D
Gate:
D5
Scheduled Arrival Time: 07:00 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.portland-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:
- AF3056 - Air France
- AM4379 - Aeromexico
- KE6816 - Korean Air
- KL6617 - KLM Royal Dutch Airlines
- LA6550 - LATAM Airlines
- VS2141 - Virgin Atlantic
Additional Information
Which is the frequency of flight DL503?
The flight DL503 is scheduled to flight on daily basis.
Which is the distance of flight DL503?
The distance between the two airports is 2168 miles.
Which is the flight time of flight DL503?
The scheduled flight time gate to gate is: 05:12 hours.
The real flight time gate to gate on average is: 05:23 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 Atlanta: 2026-03-10 18:41:30
Current Time in Portland: 2026-03-10 15:41:30
The flight DL503 is scheduled to flight on daily basis.
Which is the distance of flight DL503?
The distance between the two airports is 2168 miles.
Which is the flight time of flight DL503?
The scheduled flight time gate to gate is: 05:12 hours.
The real flight time gate to gate on average is: 05:23 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 Atlanta: 2026-03-10 18:41:30
Current Time in Portland: 2026-03-10 15:41:30
Alternative Flights
The following airline serve the same route between Atlanta and Portland:
Delta Air Lines - Flight Number: DL478. (On Time performance: 77 - Average Delay: 11 minutes)
Delta Air Lines - Flight Number: DL478. (On Time performance: 77 - Average Delay: 11 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 September 05, 2025 to March 04, 2026. 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, 2025 to February 28, 2026. 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 December 05, 2025 to March 04, 2026, we have obtained these figures.
Total number of flights: 79
On Time: 63 ( 80 % )
Moderate Delay: 6 ( 8 % )
Significant Delay: 6 ( 8 % )
Major Delay: 4 ( 5 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 12 minutes.
Total number of flights: 79
On Time: 63 ( 80 % )
Moderate Delay: 6 ( 8 % )
Significant Delay: 6 ( 8 % )
Major Delay: 4 ( 5 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 12 minutes.
Last Past Flights DL503
Date
Departure
Arrival
Duration
Aircraft
Status
Monday
09 March
09 March
04:45 pm
Atlanta (ATL)
Atlanta (ATL)
07:17 pm
Portland (PDX)
Portland (PDX)
05h 32min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Sunday
08 March
08 March
04:59 pm
Atlanta (ATL)
Atlanta (ATL)
07:13 pm
Portland (PDX)
Portland (PDX)
05h 14min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
07 March
07 March
06:46 pm
Atlanta (ATL)
Atlanta (ATL)
09:02 pm
Portland (PDX)
Portland (PDX)
05h 16min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Friday
06 March
06 March
05:23 pm
Atlanta (ATL)
Atlanta (ATL)
07:54 pm
Portland (PDX)
Portland (PDX)
05h 31min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Thursday
05 March
05 March
04:50 pm
Atlanta (ATL)
Atlanta (ATL)
06:49 pm
Portland (PDX)
Portland (PDX)
04h 59min
Boeing 737-900
Boeing 737-900
Landed - On-time
Wednesday
04 March
04 March
04:49 pm
Atlanta (ATL)
Atlanta (ATL)
06:47 pm
Portland (PDX)
Portland (PDX)
04h 58min
Boeing 737-900
Boeing 737-900
Landed - On-time
Tuesday
03 March
03 March
04:49 pm
Atlanta (ATL)
Atlanta (ATL)
06:56 pm
Portland (PDX)
Portland (PDX)
05h 07min
Boeing 737-900
Boeing 737-900
Landed - On-time
Monday
02 March
02 March
04:43 pm
Atlanta (ATL)
Atlanta (ATL)
06:51 pm
Portland (PDX)
Portland (PDX)
05h 08min
Boeing 737-900
Boeing 737-900
Landed - On-time
Sunday
01 March
01 March
04:49 pm
Atlanta (ATL)
Atlanta (ATL)
07:25 pm
Portland (PDX)
Portland (PDX)
05h 36min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
28 February
28 February
04:51 pm
Atlanta (ATL)
Atlanta (ATL)
06:55 pm
Portland (PDX)
Portland (PDX)
05h 04min
Boeing 737-900
Boeing 737-900
Landed - On-time
