DL870Delta Air Lines · SEA → DFW
updated 4m ago
Route confirmed Delta Air Lines

DL870 SeattleSEA · 17:56 Dallas-Fort WorthDFW · 23:53

DL870 by Delta Air Lines flies from Seattle (SEA) to Dallas-Fort Worth (DFW) for the Wed, Nov 11 departure.

Right nowLanded in Dallas-Fort Worth · position data
02:15

arrived at DFW · 1297 min early

Typical arrival−12 minmedian over 3 operations

Where the minutes go

last 3 operations · gate push → arrival
0+30+60+90 min
11-12
−6 arrival
11-11
−21 arrival
11-10
−12 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The route today

live boards
SEASeattleOn-time likelySEA delay board →
DFWDallas-Fort WorthOn-time likelyDFW delay board →
SEA→DFWevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
32%Chance of 15+ min delay
0.7%Chance of cancellation
+3 minTypical airport delay in this weather

Conditions at SEA and DFW are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Dallas-Fort Worth

Forecast

Fri 13 Nov, local date

High21°Clikely 19°C to 23°C
Low11°Clikely 9°C to 13°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Seattle to Dallas-Fort Worth flights today

same route · Delta Air Lines
DL803departs 09:36

If DL870 is cancelled, this is the other Delta Air Lines nonstop flight from Seattle to Dallas-Fort Worth on the same day, with scheduled departure times in SEA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How DL870 actually runs

Pro Flight Search has tracked every published board update for DL870 across the SEA and DFW boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 2 completed legs so far: landed -16 min. Not enough to call it.

The verdict above is that record speaking, so it reflects how DL870 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-12SEA 17:56DFW 23:53 23:47 (−6)
11-11SEA 17:56DFW 23:53 23:32 (−21)
11-10SEA DFW 23:53 23:41 (−12)

Aircraft

Recent tails: N311DU, N325DU.

Board clocks recorded as SEA and DFW published them.

Planning around DL870? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: DL870 Seattle to Dallas-Fort Worth on-time performance, measured from the SEA and DFW airport boards.

Canonical URL
https://proflightsearch.com/flight/DL870
How we measure this →