Is DL4070 delayed?

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

Service date: Sep 4, 2026 · Scheduled departure date (UTC)

Arrived

23 min early

Official source · Updated Sep 4, 2026, 21:14 UTC

Departure

Ontario

ONT

Actual

19:11~~19:14~~

Sep 4

Arrival

Seattle

SEA

Actual

14:14~~14:38~~

Sep 4

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 4, 2026, 19:14 UTC
Estimated: Not available
Actual: Sep 4, 2026, 19:11 UTC

Arrival · UTC

Scheduled: Sep 4, 2026, 21:38 UTC
Estimated: Not available
Actual: Sep 4, 2026, 21:14 UTC

Service date: Sep 4, 2026 · Scheduled departure date (America/Los_Angeles)

Arrived

On time

Official source · Updated Sep 4, 2026, 18:13 UTC

Departure

Seattle

SEA

Actual

08:50~~08:45~~

Sep 4

Arrival

Ontario

ONT

Actual

18:12

Sep 4

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 4, 2026, 15:45 UTC
Estimated: Not available
Actual: Sep 4, 2026, 15:50 UTC

Arrival · UTC

Scheduled: Sep 4, 2026, 18:12 UTC
Estimated: Not available
Actual: Sep 4, 2026, 18:12 UTC

ONTSEA

SEAONT

Recent arrivals

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

Wed, Sep 16, 2026
ONT → SEA
11 min late
Wed, Sep 16, 2026
SEA → ONT
24 min early
Mon, Sep 14, 2026
ONT → SEA
7 min late
Sun, Sep 13, 2026
ONT → SEA
22 min late
Fri, Sep 11, 2026
ONT → SEA
13 min late

Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals: 18
Arrivals over 15 minutes late: 3
Observed cancellations: 0
Observed occurrences: 31

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

DL4070 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 16, 2026Arrived	Ontario	Seattle	Sep 16, 2026, 21:20 UTC View this flight’s market	11
Sep 16, 2026Arrived	Seattle	Ontario	Sep 16, 2026, 17:47 UTC View this flight’s market	-24
Sep 14, 2026Arrived	Ontario	Seattle	Sep 14, 2026, 21:33 UTC	7
Sep 13, 2026Arrived	Ontario	Seattle	Sep 13, 2026, 21:44 UTC	22
Sep 11, 2026Arrived	Ontario	Seattle	Sep 11, 2026, 21:20 UTC	13
Sep 10, 2026Arrived	Ontario	Seattle	Sep 10, 2026, 21:20 UTC	11
Sep 10, 2026Arrived	Seattle	Ontario	Sep 10, 2026, 18:05 UTC	-4
Sep 9, 2026Arrived	Ontario	Seattle	Sep 9, 2026, 21:39 UTC	14
Sep 9, 2026Arrived	Seattle	Ontario	Sep 9, 2026, 17:51 UTC	-19
Sep 8, 2026Arrived	Ontario	Seattle	Sep 8, 2026, 21:05 UTC	-2
Sep 8, 2026Arrived	Seattle	Ontario	Sep 8, 2026, 18:09 UTC	-1
Sep 7, 2026Arrived	Ontario	Seattle	Sep 7, 2026, 23:20 UTC	114
Sep 7, 2026Arrived	Seattle	Ontario	Sep 7, 2026, 20:22 UTC	123
Sep 4, 2026Arrived	Ontario	Seattle	Sep 4, 2026, 21:14 UTC	-23
Sep 4, 2026Arrived	Seattle	Ontario	Sep 4, 2026, 18:12 UTC	0
Aug 31, 2026Arrived	Seattle	Ontario	Aug 31, 2026, 18:11 UTC	-4
Aug 27, 2026Arrived	Seattle	Ontario	Aug 27, 2026, 18:11 UTC	-4
Aug 26, 2026Arrived	Seattle	Ontario	Aug 26, 2026, 18:07 UTC	-8