Flight history · Aug 2025 – Jul 2026 · US DOT on-time records

DL 810 · Seattle (SEA) → Detroit (DTW)

Sold by Delta. Still flying: 56 of the last 56 days (Daily).

Arrives on time88%within 15 minutes, of 361 flights
Cancelled1.1%of scheduled flights
An hour or more late4%of flights that operated
When late, on average72 minlate, among flights 15+ min late

Schedule

Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Detroit is 3 h ahead of Seattle).

Leaves SEA
23:10
Arrives DTW
06:27
Flight time
4h 17m
Days flown, last 8 weeks
56 of 56

Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.

How late it arrives

Share of flights that operated arriving more than this late.

15+ min late12%
30+ min late8%
1h+ late4%
2h+ late1%
10%20%30%40% 015301h1h302h3h

Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.

Its hour at SEA

All flights leaving Seattle (SEA) at 11 pm–12 am, wherever they’re going: 80% left within 15 minutes and 1.6% were cancelled (8,191 flights in the year). Other Delta flights on this route →

Upcoming forecasts

Our odds that this flight is late or cancelled on the days we publish.