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

DL 669 · New York (JFK) → San Francisco (SFO)

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

Arrives on time74%within 15 minutes, of 170 flights
Cancelled3.5%of scheduled flights
An hour or more late4%of flights that operated
When late, on average47 minlate, among flights 15+ min late

Schedule

Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (San Francisco is 3 h behind New York).

Leaves JFK
09:00
Arrives SFO
12:27
Flight time
6h 27m
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 late26%
30+ min late16%
1h+ late4%
2h+ late2%
10%20%30%40%50% 015301h1h302h3h

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

Its hour at JFK

All flights leaving New York (JFK) at 9–10 am, wherever they’re going: 86% left within 15 minutes and 2.5% were cancelled (9,051 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.