KLM flight KL 6437: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed,Thu 15:25 Seattle-Tacoma (SEA) 16:24 Portland (PDX)
KL 6437 Non-stop Embraer EMB 175 (E7W) 0:59 Valid until 2026-01-01
Codeshare flight, operated by Delta Air Lines.(DL 4065)
Mon,Tue,Fri-Sun 15:34 Seattle-Tacoma (SEA) 16:40 Portland (PDX)
KL 6437 Non-stop Embraer EMB 175 (E7W) 1:06 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 4065)
Mon,Fri,Sun 17:25 Portland (PDX) 18:36 Seattle-Tacoma (SEA)
KL 6437 Non-stop Embraer EMB 175 (E7W) 1:11 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 4065)
Daily 18:30 Minneapolis/Saint Paul (MSP) 1 21:32 San Antonio (SAT) A
KL 6437 Non-stop Airbus A220-300 (223) 3:02 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 2773)
Daily 20:45 Atlanta (ATL) S 21:48 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 737-800 (738) 2:03 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2626)
Daily 20:45 Atlanta (ATL) S 21:50 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 737-800 (738) 2:05 Effective 2026-04-13 through 2026-09-13
Codeshare flight, operated by Delta Air Lines.(DL 2626)
Mon 20:45 Atlanta (ATL) S 21:50 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 717 (717) 2:05 Effective 2026-09-14 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 2626)
Tue-Sun 20:45 Atlanta (ATL) S 21:50 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 737-800 (738) 2:05 Effective 2026-09-15 through 2026-10-04
Codeshare flight, operated by Delta Air Lines.(DL 2626)
Tue-Sun 20:45 Atlanta (ATL) S 21:51 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 737-800 (738) 2:06 Effective 2026-10-06 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 2626)
Mon 20:45 Atlanta (ATL) S 21:52 Cedar Rapids (CID)
KL 6437 Non-stop Boeing 717 (717) 2:07 Effective 2026-10-12 through 2026-10-19
Codeshare flight, operated by Delta Air Lines.(DL 2626)
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This flight number is listed as serving the following routes:


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KLM flight KL 6437: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6437
15:25
Seattle-Tacoma (SEA)

16:24
Portland (PDX)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4065)
Duration: 0:59, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6437
15:34
Seattle-Tacoma (SEA)

16:40
Portland (PDX)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4065)
Duration: 1:06, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6437
17:25
Portland (PDX)

18:36
Seattle-Tacoma (SEA)
Valid until 2026-01-04
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4065)
Duration: 1:11, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6437
18:30
Minneapolis/Saint Paul (MSP) 1

21:32
San Antonio (SAT) A
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2773)
Duration: 3:02, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:48
Cedar Rapids (CID)
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:03, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:50
Cedar Rapids (CID)
Effective 2026-04-13 through 2026-09-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:05, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:50
Cedar Rapids (CID)
Effective 2026-09-14 through 2026-10-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:05, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:50
Cedar Rapids (CID)
Effective 2026-09-15 through 2026-10-04
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:05, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:51
Cedar Rapids (CID)
Effective 2026-10-06 through 2026-10-24
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:06, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
KLM KL6437
20:45
Atlanta (ATL) S

21:52
Cedar Rapids (CID)
Effective 2026-10-12 through 2026-10-19
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2626)
Duration: 2:07, non-stop
Boeing 717 (717)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Cedar Rapids (CID)
  • Minneapolis/Saint Paul (MSP) - San Antonio (SAT)
  • Portland (PDX) - Seattle-Tacoma (SEA)
All KLM flights
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