DL640: Delta flight 640
San Francisco (SFO) → Atlanta (ATL) · departs 8:00a, lands 3:31p local · Daily
The timetable below has every scheduled departure; for today's flight, check Delta.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
Live status at Delta →The route
One hop: SFO → ATLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
DL640 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 4–10.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| SFO → ATLSan Francisco to Atlanta | 8:00a | 3:31p | 4h31m | Daily |
Other nonstops from San Francisco to Atlanta
The departures either side of DL640. Times are San Francisco time.
| Flight | Departs | Days |
|---|---|---|
| Delta DL570 | 6:00a | Daily |
| This flight DL640 | 8:00a | Daily |
| United UA1896 | 8:53a | Mon, Tue, Wed, Thu, Sat, Sun |
| United UA702 | 10:40a | Daily |
| Delta DL693 | 11:44a | Daily |
All 13 flights from SFO to ATL, by time →
Flying back from Atlanta
Delta flies Atlanta to San Francisco nonstop 51 times a week, from 8:24a to 9:49p: 8:24a DL693 · 1:55p DL823 · 5:59p DL517 · 8:49p DL545 · 9:49p DL656 · every nonstop ATL → SFO →
How DL640 ran in our sample
7 of 7 departures left within 15 minutes of schedule (Oct 4–10). Only flights that departed are counted: cancellations are not in our data.
What time does DL640 leave San Francisco?
DL640 is scheduled to depart San Francisco (SFO) at 8:00a (daily), San Francisco time, and to land in Atlanta (ATL) at about 3:31p local time, a scheduled 4h31m. Times are the published ones from the flights we sampled Oct 4–10; check Delta for today's.
Does DL640 fly every day?
Yes — DL640 flew San Francisco to Atlanta every day of the week we sampled (Oct 4–10).
Is DL640 usually on time?
Of 7 DL640 departures from SFO we sampled Oct 4–10, 7 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More Delta flights from San Francisco
Timetable from Delta departures we observed; DL640 is a Delta Air Lines flight number, and Hop Nonstop is not affiliated with Delta. Schedules change — confirm with the airline before you travel.