KLM flight KL 6921: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:45 Salt Lake City (SLC) KL 6921 Non-stop Boeing 737-900 (739) 1:45 Valid until 2025-05-06 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sat 06:00 Ontario, Los Angeles (ONT) 2 08:47 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:47 Effective 2025-05-10 through 2025-05-17 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sat,Sun 06:00 Ontario, Los Angeles (ONT) 2 08:46 Salt Lake City (SLC) KL 6921 Non-stop Airbus A321 (321) 1:46 Effective 2025-05-24 through 2025-05-31 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sat 06:00 Ontario, Los Angeles (ONT) 2 08:46 Salt Lake City (SLC) KL 6921 Non-stop Airbus A321 (321) 1:46 Operates only on 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sat 06:00 Ontario, Los Angeles (ONT) 2 08:52 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-300 (223) 1:52 Effective 2025-06-14 through 2025-06-28 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Daily 06:00 Ontario, Los Angeles (ONT) 2 08:52 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-300 (223) 1:52 Effective 2025-06-29 through 2025-07-05 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sat 06:00 Ontario, Los Angeles (ONT) 2 08:51 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-300 (223) 1:51 Effective 2025-07-12 through 2025-08-09 Codeshare flight, operated by Delta Air Lines.(DL 2708)
Sun 09:44 Ontario, Los Angeles (ONT) 2 12:36 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:52 Operates only on 2025-07-06 Codeshare flight, operated by Delta Air Lines.(DL 1345)
Mon-Fri,Sun 09:55 Ontario, Los Angeles (ONT) 2 12:46 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:51 Effective 2025-07-07 through 2025-08-15 Codeshare flight, operated by Delta Air Lines.(DL 2636)
Daily 09:55 Ontario, Los Angeles (ONT) 2 12:46 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:51 Effective 2025-08-16 through 2025-08-31 Codeshare flight, operated by Delta Air Lines.(DL 2636)
Sat 09:55 Ontario, Los Angeles (ONT) 2 12:45 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:50 Operates only on 2025-10-25 Codeshare flight, operated by Delta Air Lines.(DL 2636)
Mon-Fri,Sun 10:01 Ontario, Los Angeles (ONT) 2 12:50 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:49 Effective 2025-05-07 through 2025-05-23 Codeshare flight, operated by Delta Air Lines.(DL 2106)
Mon-Fri,Sun 10:01 Ontario, Los Angeles (ONT) 2 12:50 Salt Lake City (SLC) KL 6921 Non-stop Airbus A220-100 (221) 1:49 Effective 2025-05-26 through 2025-06-06 Codeshare flight, operated by Delta Air Lines.(DL 2106)
Daily 13:00 Ontario, Los Angeles (ONT) 2 15:51 Salt Lake City (SLC) KL 6921 Non-stop Embraer EMB 175 (E7W) 1:51 Effective 2025-09-08 through 2025-10-24 Codeshare flight, operated by Delta Air Lines.(DL 3987)
Daily 14:10 Chicago O'Hare (ORD) 5 17:44 Boston Logan (BOS) A KL 6921 Non-stop Airbus A220-300 (223) 2:34 Effective 2025-10-26 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 2679)
Daily 14:10 Chicago O'Hare (ORD) 5 17:38 Boston Logan (BOS) A KL 6921 Non-stop Embraer EMB 175 (E75) 2:28 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 5606)
Mon,Wed,Fri-Sun 16:45 Chicago O'Hare (ORD) 5 20:20 Boston Logan (BOS) A KL 6921 Non-stop Embraer EMB 175 (E75) 2:35 Effective 2025-12-20 through 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 5591)

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This flight number is listed as serving the following routes:

Chicago O'Hare (ORD) - Boston Logan (BOS)
Ontario, Los Angeles (ONT) - Salt Lake City (SLC)

All KLM flights

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KLM flight KL 6921: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:45

Salt Lake City (SLC)

Valid until 2025-05-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:45, non-stop
Boeing 737-900 (739)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:47

Salt Lake City (SLC)

Effective 2025-05-10 through 2025-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:47, non-stop
Airbus A220-100 (221)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:46

Salt Lake City (SLC)

Effective 2025-05-24 through 2025-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:46, non-stop
Airbus A321 (321)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:46

Salt Lake City (SLC)

Operates only on 2025-06-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:46, non-stop
Airbus A321 (321)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:52

Salt Lake City (SLC)

Effective 2025-06-14 through 2025-06-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:52, non-stop
Airbus A220-300 (223)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:52

Salt Lake City (SLC)

Effective 2025-06-29 through 2025-07-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:52, non-stop
Airbus A220-300 (223)

KLM KL6921

06:00

Ontario, Los Angeles (ONT) 2

08:51

Salt Lake City (SLC)

Effective 2025-07-12 through 2025-08-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2708)

Duration: 1:51, non-stop
Airbus A220-300 (223)

KLM KL6921

09:44

Ontario, Los Angeles (ONT) 2

12:36

Salt Lake City (SLC)

Operates only on 2025-07-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1345)

Duration: 1:52, non-stop
Airbus A220-100 (221)

KLM KL6921

09:55

Ontario, Los Angeles (ONT) 2

12:46

Salt Lake City (SLC)

Effective 2025-07-07 through 2025-08-15

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2636)

Duration: 1:51, non-stop
Airbus A220-100 (221)

KLM KL6921

09:55

Ontario, Los Angeles (ONT) 2

12:46

Salt Lake City (SLC)

Effective 2025-08-16 through 2025-08-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2636)

Duration: 1:51, non-stop
Airbus A220-100 (221)

KLM KL6921

09:55

Ontario, Los Angeles (ONT) 2

12:45

Salt Lake City (SLC)

Operates only on 2025-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2636)

Duration: 1:50, non-stop
Airbus A220-100 (221)

KLM KL6921

10:01

Ontario, Los Angeles (ONT) 2

12:50

Salt Lake City (SLC)

Effective 2025-05-07 through 2025-05-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2106)

Duration: 1:49, non-stop
Airbus A220-100 (221)

KLM KL6921

10:01

Ontario, Los Angeles (ONT) 2

12:50

Salt Lake City (SLC)

Effective 2025-05-26 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2106)

Duration: 1:49, non-stop
Airbus A220-100 (221)

KLM KL6921

13:00

Ontario, Los Angeles (ONT) 2

15:51

Salt Lake City (SLC)

Effective 2025-09-08 through 2025-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 3987)

Duration: 1:51, non-stop
Embraer EMB 175 (E7W)

KLM KL6921

14:10

Chicago O'Hare (ORD) 5

17:44

Boston Logan (BOS) A

Effective 2025-10-26 through 2025-12-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2679)

Duration: 2:34, non-stop
Airbus A220-300 (223)

KLM KL6921

14:10

Chicago O'Hare (ORD) 5

17:38

Boston Logan (BOS) A

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 5606)

Duration: 2:28, non-stop
Embraer EMB 175 (E75)

KLM KL6921

16:45

Chicago O'Hare (ORD) 5

20:20

Boston Logan (BOS) A

Effective 2025-12-20 through 2026-01-05

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 5591)

Duration: 2:35, non-stop
Embraer EMB 175 (E75)

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Parallax here -

This flight number is listed as serving the following routes:

Chicago O'Hare (ORD) - Boston Logan (BOS)
Ontario, Los Angeles (ONT) - Salt Lake City (SLC)

All KLM flights

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- CACHE: False - LANG: en - IS_EU: False