KLM
flight
KL 5644:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL5644
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3750)
Duration: 1:45, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL5644
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3750)
Duration: 1:52, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL5644
Effective 2026-10-06 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3750)
Duration: 1:54, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL5644
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 3736)
Duration: 2:27, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL5644
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2740)
Duration: 3:08, non-stop Airbus A220-300 (223)
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Parallax here -
This flight number is listed as serving the following routes:
- Boise (BOI) - Seattle-Tacoma (SEA)
- Denver (DEN) - Seattle-Tacoma (SEA)
- San Jose (SJC) - Seattle-Tacoma (SEA)