Delta Air Lines flight DL 688: New York John F. Kennedy - Seattle-Tacoma

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 18:40 New York John F. Kennedy (JFK) 4 22:16 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:36 Effective 2026-04-13 through 2026-10-05
Daily 18:40 New York John F. Kennedy (JFK) 4 22:12 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:32 Effective from 2026-10-06
Daily 18:55 New York John F. Kennedy (JFK) 4 22:22 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:27 Effective 2026-02-12 through 2026-03-07
Mon,Tue,Fri,Sun 18:59 New York John F. Kennedy (JFK) 4 22:23 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:24 Valid until 2026-01-04
Daily 18:59 New York John F. Kennedy (JFK) 4 22:25 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:26 Effective 2026-01-06 through 2026-02-11
Daily 18:59 New York John F. Kennedy (JFK) 4 22:20 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:21 Effective 2026-03-08 through 2026-03-14
Daily 18:59 New York John F. Kennedy (JFK) 4 22:22 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:23 Effective 2026-03-15 through 2026-04-12
Sat 19:00 New York John F. Kennedy (JFK) 4 22:24 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:24 Operates only on 2026-01-03
Mon 19:00 New York John F. Kennedy (JFK) 4 22:25 Seattle-Tacoma (SEA)
DL 688 Non-stop Airbus A321neo (32Q) 6:25 Operates only on 2026-01-05
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Delta Air Lines flight DL 688:
New York John F. Kennedy - Seattle-Tacoma
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL688
18:40
New York John F. Kennedy (JFK) 4

22:16
Seattle-Tacoma (SEA)
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:36, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:40
New York John F. Kennedy (JFK) 4

22:12
Seattle-Tacoma (SEA)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:32, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:55
New York John F. Kennedy (JFK) 4

22:22
Seattle-Tacoma (SEA)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:27, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:59
New York John F. Kennedy (JFK) 4

22:23
Seattle-Tacoma (SEA)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:24, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:59
New York John F. Kennedy (JFK) 4

22:25
Seattle-Tacoma (SEA)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:26, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:59
New York John F. Kennedy (JFK) 4

22:20
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:21, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
18:59
New York John F. Kennedy (JFK) 4

22:22
Seattle-Tacoma (SEA)
Effective 2026-03-15 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:23, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
19:00
New York John F. Kennedy (JFK) 4

22:24
Seattle-Tacoma (SEA)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:24, non-stop
Airbus A321neo (32Q)
Direct Flights:
Delta Air Lines DL688
19:00
New York John F. Kennedy (JFK) 4

22:25
Seattle-Tacoma (SEA)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:25, non-stop
Airbus A321neo (32Q)
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Parallax here JFK-SEA
  • DL 688 is a domestic flight departing from the New York John F. Kennedy airport (JFK) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 2414 miles, or 3884 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 6:21 and 6:36.
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