DL688: Delta flight 688
New York JFK (JFK) → Seattle (SEA) · departs 7:29p, lands 11:04p 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: JFK → SEADrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
DL688 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 25–31.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| JFK → SEANew York JFK to Seattle | 7:29p | 11:04p | 6h35m | Daily |
Other nonstops from New York JFK to Seattle
The departures either side of DL688. Times are New York JFK time.
| Flight | Departs | Days |
|---|---|---|
| Alaska AS23 | 1:00p | Daily |
| Alaska AS31 | 4:36p | Daily |
| Delta DL740 | 4:40p | Mon, Wed, Thu, Fri, Sat, Sun |
| This flight DL688 | 7:29p | Daily |
| Alaska AS17 | 8:25p | Mon, Wed, Thu, Fri, Sun |
All 8 flights from JFK to SEA, by time →
Flying back from Seattle
Delta flies Seattle to New York JFK nonstop 27 times a week, from 7:15a to 10:59p: 11:50a DL415 · 4:00p DL1065 · 10:59p DL452 · every nonstop SEA → JFK →
How DL688 ran in our sample
7 of 7 departures left within 15 minutes of schedule (Oct 25–31). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Airbus A321neo on 7 of 7.
What time does DL688 leave New York JFK?
DL688 is scheduled to depart New York JFK (JFK) at 7:29p (daily), New York JFK time, and to land in Seattle (SEA) at about 11:04p local time, a scheduled 6h35m. Times are the published ones from the flights we sampled Oct 25–31; check Delta for today's.
What plane is DL688?
Airbus A321neo on 7 of the 7 DL688 flights from JFK we sampled Oct 25–31. Airlines swap aircraft, so the plane on a given day can differ.
Does DL688 fly every day?
Yes — DL688 flew New York JFK to Seattle every day of the week we sampled (Oct 25–31).
Is DL688 usually on time?
Of 7 DL688 departures from JFK we sampled Oct 25–31, 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 New York JFK
Timetable from Delta departures we observed; DL688 is a Delta Air Lines flight number, and Hop Nonstop is not affiliated with Delta. Schedules change — confirm with the airline before you travel.