DL1633 DetroitDTW · 20:15 HoustonIAH · 22:05
DL1633 by Delta Air Lines flies from Detroit (DTW) to Houston (IAH) for the Sun, Sep 13 departure.
departs DTW · on schedule
board checked 7m ago · checking again in 45s
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at DTW and IAH 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Detroit to Houston flights today
same route · Delta Air LinesIf DL1633 is cancelled, these are the other Delta Air Lines nonstop flights from Detroit to Houston on the same day, with scheduled departure times in DTW local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How DL1633 actually runs
Pro Flight Search has tracked every published board update for DL1633 across the DTW and IAH boards: schedule changes, gate pushes and actual clocks. Early read — pattern not clear yet. Only 1 completed leg so far: landed -5 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how DL1633 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as DTW and IAH published them.
Planning around DL1633? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — DL1633 Detroit to Houston on-time performance, measured from the DTW and IAH airport boards.
https://proflightsearch.com/flight/DL1633
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