KLM flight KL 6399: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:00 Palm Springs (PSP) 08:52 Salt Lake City (SLC)
KL 6399 Non-stop Embraer EMB 175 (E7W) 1:52 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 4030)
Daily 06:00 Palm Springs (PSP) 08:50 Salt Lake City (SLC)
KL 6399 Non-stop Embraer EMB 175 (E7W) 1:50 Effective 2026-01-05 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 4030)
Daily 06:00 Palm Springs (PSP) 08:48 Salt Lake City (SLC)
KL 6399 Non-stop Embraer EMB 175 (E7W) 1:48 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 4030)
Sat 06:00 Palm Springs (PSP) 08:48 Salt Lake City (SLC)
KL 6399 Non-stop Embraer EMB 175 (E7W) 1:48 Operates only on 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 4030)
Sat 08:20 Atlanta (ATL) I 10:00 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:40 Effective 2026-04-04 through 2026-04-11
Codeshare flight, operated by Delta Air Lines.(DL 2361)
Sat 11:15 Atlanta (ATL) I 12:25 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:10 Effective 2026-06-13 through 2026-07-04
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Sat 11:15 Atlanta (ATL) I 12:15 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:00 Effective 2026-07-11 through 2026-08-08
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Mon-Fri,Sun 11:20 Atlanta (ATL) I 13:00 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:40 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Daily 11:25 Atlanta (ATL) I 12:46 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:21 Effective 2026-04-13 through 2026-05-06
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Sat 11:25 Atlanta (ATL) I 12:46 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:21 Effective 2026-05-09 through 2026-06-06
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Sat 11:50 Atlanta (ATL) I 12:50 San Jose del Cabo (SJD) 2
KL 6399 Non-stop Boeing 737-900 (739) 4:00 Effective 2026-10-10 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 1945)
Daily 15:15 Minneapolis/Saint Paul (MSP) 1 19:11 Boston Logan (BOS) A
KL 6399 Non-stop Airbus A321 (321) 2:56 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 2591)
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This flight number is listed as serving the following routes:


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KLM flight KL 6399: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL6399
06:00
Palm Springs (PSP)

08:52
Salt Lake City (SLC)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4030)
Duration: 1:52, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6399
06:00
Palm Springs (PSP)

08:50
Salt Lake City (SLC)
Effective 2026-01-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4030)
Duration: 1:50, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6399
06:00
Palm Springs (PSP)

08:48
Salt Lake City (SLC)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4030)
Duration: 1:48, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6399
06:00
Palm Springs (PSP)

08:48
Salt Lake City (SLC)
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4030)
Duration: 1:48, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
KLM KL6399
08:20
Atlanta (ATL) I

10:00
San Jose del Cabo (SJD) 2
Effective 2026-04-04 through 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2361)
Duration: 4:40, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:15
Atlanta (ATL) I

12:25
San Jose del Cabo (SJD) 2
Effective 2026-06-13 through 2026-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:10, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:15
Atlanta (ATL) I

12:15
San Jose del Cabo (SJD) 2
Effective 2026-07-11 through 2026-08-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:00, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:20
Atlanta (ATL) I

13:00
San Jose del Cabo (SJD) 2
Effective 2026-03-29 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:40, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:25
Atlanta (ATL) I

12:46
San Jose del Cabo (SJD) 2
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:21, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:25
Atlanta (ATL) I

12:46
San Jose del Cabo (SJD) 2
Effective 2026-05-09 through 2026-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:21, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
11:50
Atlanta (ATL) I

12:50
San Jose del Cabo (SJD) 2
Effective 2026-10-10 through 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1945)
Duration: 4:00, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
KLM KL6399
15:15
Minneapolis/Saint Paul (MSP) 1

19:11
Boston Logan (BOS) A
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2591)
Duration: 2:56, non-stop
Airbus A321 (321)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - San Jose del Cabo (SJD)
  • Minneapolis/Saint Paul (MSP) - Boston Logan (BOS)
  • Palm Springs (PSP) - Salt Lake City (SLC)
All KLM flights
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