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Delta Air Lines

Is DL665 delayed?

No delay reported yet. DL665 is scheduled to leave Atlanta at 09:35 on Nov 14 and reach Ontario at 10:49 (as of Nov 14, 14:26 UTC).

Usually on time: arrived within 15 min of schedule on 50 of the last 56 flights.

Each route and date is shown separately. Confirm that both airports match your booking.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Atlanta

ATL

Scheduled

Nov 14

Arrival

Ontario

ONT

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/New_York)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Ontario

ONT

Scheduled

Nov 14

Arrival

Atlanta

ATL

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/Los_Angeles)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Tulsa → Atlanta

    58 min late
  • Atlanta → Ontario

    8 min early
  • Ontario → Atlanta

    17 min early
  • Atlanta → Ontario

    11 min early
  • Ontario → Atlanta

    11 min early

Is DL665 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
56
On time
89%
of 56 arrivals
Late
11%
of 56 arrivals
Cancelled
0%
of 58 flights
Median arrival delay
3 min early
9 in 10 arrived within
16 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Atlanta (ATL) departures

Left more than 15 min late
45 of 77
Cancelled today
93
Flights from Atlanta to Ontario today

Other flights KONT → ATL

Return flights ATL → KONT

All Delta Air Lines flights

Flight history and details
DL665 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026ArrivedTulsaAtlanta58
Nov 13, 2026ArrivedAtlantaOntario-8
Nov 12, 2026ArrivedOntarioAtlanta-17
Nov 12, 2026ArrivedAtlantaOntario-11
Nov 11, 2026ArrivedOntarioAtlanta-11
Nov 11, 2026ArrivedAtlantaOntario-18
Nov 10, 2026ArrivedOntarioAtlanta-3
Nov 10, 2026ArrivedAtlantaOntario-11
Nov 9, 2026ArrivedOntarioAtlanta-2
Nov 9, 2026ArrivedAtlantaOntario-28
Nov 8, 2026ArrivedOntarioAtlanta9
Nov 8, 2026ArrivedAtlantaOntario-11
Nov 7, 2026ArrivedOntarioAtlanta12
Nov 7, 2026ArrivedAtlantaOntario-8
Nov 6, 2026ArrivedOntarioAtlanta21
Nov 6, 2026ArrivedAtlantaOntario14
Nov 5, 2026ArrivedOntarioAtlanta-8
Nov 5, 2026ArrivedAtlantaOntario18
Nov 4, 2026ArrivedOntarioAtlanta35
Nov 4, 2026ArrivedAtlantaOntario41
Nov 3, 2026ArrivedOntarioAtlanta-9
Nov 3, 2026ArrivedAtlantaOntario6
Nov 2, 2026ArrivedOntarioAtlanta-5
Nov 2, 2026ArrivedAtlantaOntario10
Nov 1, 2026ArrivedOntarioAtlanta-5
Nov 1, 2026ArrivedAtlantaOntario4
Oct 31, 2026ArrivedOntarioAtlanta-15
Oct 30, 2026ArrivedOntarioAtlanta-1
Oct 29, 2026ArrivedOntarioAtlanta2
Oct 29, 2026ArrivedAtlantaOntario-10
Oct 28, 2026ArrivedOntarioAtlanta-1
Oct 28, 2026ArrivedAtlantaOntario-3
Oct 27, 2026ArrivedOntarioAtlanta1
Oct 27, 2026ArrivedAtlantaOntario10
Oct 26, 2026ArrivedOntarioAtlanta8
Oct 26, 2026ArrivedAtlantaOntario12
Oct 25, 2026ArrivedOntarioAtlanta4
Oct 25, 2026ArrivedAtlantaOntario-3
Oct 24, 2026ArrivedOntarioAtlanta-3
Oct 24, 2026ArrivedAtlantaOntario-10
Oct 23, 2026ArrivedOntarioAtlanta-8
Oct 23, 2026ArrivedAtlantaOntario-8
Oct 22, 2026ArrivedOntarioAtlanta23
Oct 22, 2026ArrivedAtlantaOntario-5
Oct 21, 2026ArrivedOntarioAtlanta12
Oct 21, 2026ArrivedAtlantaOntario-4
Oct 20, 2026ArrivedOntarioAtlanta-4
Oct 19, 2026ArrivedOntarioAtlanta-6
Oct 19, 2026ArrivedAtlantaOntario4
Oct 18, 2026ArrivedOntarioAtlanta-9
Oct 18, 2026ArrivedAtlantaOntario-5
Oct 17, 2026ArrivedOntarioAtlanta7
Oct 17, 2026ArrivedAtlantaOntario0
Oct 16, 2026ArrivedOntarioAtlanta-5
Oct 16, 2026ArrivedAtlantaOntario-10
Oct 15, 2026ArrivedOntarioAtlanta7
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