DL4688Delta Air Lines · MDW → DTW
live · 57m ago
Route confirmed Delta Air Lines

DL4688 ChicagoMDW · 13:27 DetroitDTW · 15:42

DL4688 by Delta Air Lines flies from Chicago (MDW) to Detroit (DTW) for the Wed, Oct 28 departure.

Right nowScheduled · gate A7 · as of 01:28
13:27

departs MDW · on schedule

Typical gate push−10 minmedian posted departure
Typical arrival−32 minmedian over 7 operations
Wins back in air~22 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-28
−33 arrival
10-27
−12 gate · −33 arrival
10-26
−7 gate · −32 arrival
10-25
−10 gate · −33 arrival
10-24
−12 gate · −31 arrival
10-23
−4 gate · −23 arrival
10-22
−14 gate · −30 arrival

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

The last 30 days

arrival outcome per operation

median arrival −32 min · 0 cancelled · 7 operations tracked

The route today

live boards
MDWChicagoOn-time likelyMDW delay board →
DTWDetroitOn-time likelyDTW delay board →
MDW→DTWevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
29%Chance of 15+ min delay
1.3%Chance of cancellation
+8 minAvg hub delay right now

Conditions at MDW and DTW are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 on this route

Forecast

Chicago to Detroit with Delta Air Lines · Thu 29 Oct, local date

Outlook: about usual
Chance a departure is cancelled
0.4%2.1× usual
Chance a departure leaves 60+ min late
7.1%0.8× usual

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 3 departures a day on this route with this airline. · 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 Chicago to Detroit flights today

same route · Delta Air Lines
DL5373departs 09:29
DL4677departs 18:44
DL4690departs 19:01

If DL4688 is cancelled, these are the other Delta Air Lines nonstop flights from Chicago to Detroit on the same day, with scheduled departure times in MDW local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How DL4688 actually runs

Pro Flight Search has tracked every published board update for DL4688 across the MDW and DTW boards: schedule changes, gate pushes and actual clocks. Usually lands ~23 min early. Based on 7 confirmed landings · 7/7 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how DL4688 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
10-28MDW 13:27DTW 15:42 15:09 (−33)
10-27MDW 13:27 13:15 (−12)DTW 15:42 15:09 (−33)
10-26MDW 13:27 13:20 (−7)DTW 15:42 15:10 (−32)
10-25MDW 13:27 13:17 (−10)DTW 15:42 15:09 (−33)
10-24MDW 13:27 13:15 (−12)DTW 15:42 15:11 (−31)
10-23MDW 13:27 13:23 (−4)DTW 15:42 15:19 (−23)
10-22MDW 13:27 13:13 (−14)DTW 15:42 15:12 (−30)

Aircraft

Recent tails: N390CA, N933XJ, N137EV, N368CA.

Board clocks recorded as MDW and DTW published them.

Planning around DL4688? 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 — DL4688 Chicago to Detroit on-time performance, measured from the MDW and DTW airport boards.

Canonical URL
https://proflightsearch.com/flight/DL4688
How we measure this →