Singapore Airlines flight SQ 1237: New York John F. Kennedy - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Sat 18:30 New York John F. Kennedy (JFK) 7 21:55 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:25 Effective 2025-10-25 through 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Thu,Sat 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:22 Effective 2025-06-12 through 2025-06-23
Codeshare flight, operated by Alaska Airlines.(AS 17)
Wed,Fri 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2025-06-13 through 2025-06-20
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Wed,Thu,Sat 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:22 Effective 2025-06-25 through 2025-07-26
Codeshare flight, operated by Alaska Airlines.(AS 17)
Fri 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2025-06-27 through 2025-07-25
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Fri 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2025-07-28 through 2025-08-01
Codeshare flight, operated by Alaska Airlines.(AS 17)
Wed 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737-800 (73H) 6:22 Operates only on 2025-07-30
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Wed,Thu,Sat 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:22 Effective 2025-07-31 through 2025-08-06
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Thu,Fri 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2025-08-07 through 2025-08-11
Codeshare flight, operated by Alaska Airlines.(AS 17)
Wed,Thu,Sat 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:22 Effective 2025-08-09 through 2025-08-16
Codeshare flight, operated by Alaska Airlines.(AS 17)
Mon,Fri 18:53 New York John F. Kennedy (JFK) 7 22:15 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 MAX 9 (7M9) 6:22 Effective 2025-08-15 through 2025-08-18
Codeshare flight, operated by Alaska Airlines.(AS 17)
Daily 20:29 New York John F. Kennedy (JFK) 7 23:54 Seattle-Tacoma (SEA)
SQ 1237 Non-stop Boeing 737 (73J) 6:25 Effective from 2026-02-12
Codeshare flight, operated by Alaska Airlines.(AS 32)
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Singapore Airlines flight SQ 1237:
New York John F. Kennedy - Seattle-Tacoma
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Codeshare Flights:

Singapore Airlines SQ1237
Effective 2025-10-25 through 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:25, non-stop
Boeing 737 (73J)

Singapore Airlines SQ1237
Effective 2025-06-12 through 2025-06-23
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 (73J)

Singapore Airlines SQ1237
Effective 2025-06-13 through 2025-06-20
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Singapore Airlines SQ1237
Effective 2025-06-25 through 2025-07-26
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 (73J)

Singapore Airlines SQ1237
Effective 2025-06-27 through 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Singapore Airlines SQ1237
Effective 2025-07-28 through 2025-08-01
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Singapore Airlines SQ1237
Operates only on 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737-800 (73H)

Singapore Airlines SQ1237
Effective 2025-07-31 through 2025-08-06
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 (73J)

Singapore Airlines SQ1237
Effective 2025-08-07 through 2025-08-11
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Singapore Airlines SQ1237
Effective 2025-08-09 through 2025-08-16
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 (73J)

Singapore Airlines SQ1237
Effective 2025-08-15 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 17)
Duration: 6:22, non-stop
Boeing 737 MAX 9 (7M9)

Singapore Airlines SQ1237
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 32)
Duration: 6:25, non-stop
Boeing 737 (73J)
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  • SQ 1237 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 (plus 1h DST), and the timezone of the arrival airport is UTC-8 (plus 1h DST). Current time at the point of departure is 6:45am, and 3:45am at the point of arrival. There is a -3 hour time difference between the airports.
  • For direct flights, the flight time varies between 6:22 and 6:25.