Informational Guide to Ontario Airport (ONT) - NON OFFICIAL

DL1561 Delta Air Lines - Flight Status

Below, you can find details about Delta Air Lines flight DL1561, which currently operates between the airports of Ontario - Ontario International Airport (Airport Code ONT) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Tuesday, August 19, 2025.

DL1561 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

DL1561 Delta Air Lines to Seattle

Landed - On-time
Flight Status for Tuesday August 19, 2025
This flight was also scheduled for Yesterday (August 18, 2025). See it here
This flight is also scheduled for Tomorrow (August 20, 2025). See it here

Airline information

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

Departure

Ontario (ONT)
August 19, 2025
Ontario International Airport
Departed at:
11:32 am
Terminal:
2
Gate:
208
Scheduled Departure Time: 11:40 am

Arrival

Seattle (SEA)
August 19, 2025
Seattle-Tacoma International Airport
Arrived at:
01:54 pm
Terminal:
S
Gate:
S11
Scheduled Arrival Time: 02:25 pm
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.ontario-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:

- KL7595 - KLM Royal Dutch Airlines

- VS4052 - Virgin Atlantic

Additional Information

Which is the frequency of flight DL1561?
The flight DL1561 is scheduled to flight on daily basis.

Which is the distance of flight DL1561?
The distance between the two airports is 957 miles.

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 Ontario and Seattle:

Alaska Airlines
- Flight Number: AS1087. (On Time performance: 41 - Average Delay: 44 minutes)
- Flight Number: AS1091. (On Time performance: 89 - Average Delay: 5 minutes)
- Flight Number: AS1111. (On Time performance: 82 - Average Delay: 13 minutes)
- Flight Number: AS1119. (On Time performance: 90 - Average Delay: 7 minutes)
- Flight Number: AS1242. (On Time performance: 56 - Average Delay: 19 minutes)

Delta Air Lines
- Flight Number: DL3589. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: DL3593. (On Time performance: 97 - Average Delay: 5 minutes)
- Flight Number: DL4031. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: DL4042. (On Time performance: 91 - Average Delay: 4 minutes)

Frontier Airlines
- Flight Number: F93164. (On Time performance: 89 - Average Delay: 9 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

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 DL1561

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
18 August
11:37 am
Ontario (ONT)
02:19 pm
Seattle (SEA)
02h 42min
Airbus A220-10
Airbus A220-10
Landed - On-time
Sunday
17 August
11:34 am
Ontario (ONT)
02:07 pm
Seattle (SEA)
02h 33min
Airbus A220-10
Airbus A220-10
Landed - On-time
Saturday
16 August
11:29 am
Ontario (ONT)
02:34 pm
Seattle (SEA)
03h 05min
Airbus A220-10
Airbus A220-10
Landed - On-time
Friday
15 August
11:31 am
Ontario (ONT)
02:32 pm
Seattle (SEA)
03h 01min
Airbus A220-10
Airbus A220-10
Landed - On-time
Thursday
14 August
11:44 am
Ontario (ONT)
02:24 pm
Seattle (SEA)
02h 40min
Airbus A220-10
Airbus A220-10
Landed - On-time
Wednesday
13 August
11:29 am
Ontario (ONT)
02:01 pm
Seattle (SEA)
02h 32min
Airbus A220-10
Airbus A220-10
Landed - On-time
Tuesday
12 August
11:32 am
Ontario (ONT)
02:11 pm
Seattle (SEA)
02h 39min
Airbus A220-10
Airbus A220-10
Landed - On-time
Monday
11 August
12:21 pm
Ontario (ONT)
03:35 pm
Seattle (SEA)
03h 14min
Airbus A220-10
Airbus A220-10
Landed - Delayed