KLM flight KL 6527: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 07:00 Montreal-Trudeau (YUL) 10:07 Atlanta (ATL) I KL 6527 Non-stop Airbus A319 (319) 3:07 Effective 2025-10-26 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 2643)
Daily 07:00 Montreal-Trudeau (YUL) 10:06 Atlanta (ATL) I KL 6527 Non-stop Airbus A320 (320) 3:06 Effective 2025-12-20 through 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 2643)
Daily 07:00 Montreal-Trudeau (YUL) 10:19 Atlanta (ATL) I KL 6527 Non-stop Airbus A319 (319) 3:19 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 2643)
Mon,Thu,Fri 14:23 Atlanta (ATL) S 15:00 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:37 Valid until 2025-05-05 Codeshare flight, operated by Delta Air Lines.(DL 2392)
Sun 14:33 Atlanta (ATL) S 15:11 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:38 Operates only on 2025-05-04 Codeshare flight, operated by Delta Air Lines.(DL 2392)
Sat 15:15 Atlanta (ATL) S 15:55 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-05-10 through 2025-05-17 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Sat 15:15 Atlanta (ATL) S 15:55 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:40 Effective 2025-05-31 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Mon-Fri,Sun 15:56 Atlanta (ATL) S 16:35 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:39 Effective 2025-05-07 through 2025-05-23 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Daily 15:56 Atlanta (ATL) S 16:35 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:39 Effective 2025-05-24 through 2025-05-30 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Mon-Fri,Sun 15:56 Atlanta (ATL) S 16:35 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:39 Effective 2025-06-01 through 2025-06-06 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Sat 17:00 Saint Louis (STL) 1 19:38 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:38 Effective 2025-05-10 through 2025-05-17 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Sat 17:00 Saint Louis (STL) 1 19:38 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:38 Effective 2025-05-31 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Tue,Wed,Sat 17:23 Saint Louis (STL) 1 20:04 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-06-10 through 2025-06-21 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Mon-Thu,Sat,Sun 17:23 Saint Louis (STL) 1 20:04 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-06-22 through 2025-07-03 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Fri,Sat 17:23 Saint Louis (STL) 1 20:04 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-07-04 through 2025-07-05 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Mon-Fri,Sun 17:40 Saint Louis (STL) 1 20:23 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:43 Effective 2025-05-07 through 2025-05-23 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Daily 17:40 Saint Louis (STL) 1 20:23 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:43 Effective 2025-05-24 through 2025-05-30 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Mon-Fri,Sun 17:40 Saint Louis (STL) 1 20:23 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:43 Effective 2025-06-01 through 2025-06-06 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Daily 17:40 Saint Louis (STL) 1 20:25 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-900 (739) 1:45 Effective 2025-07-07 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Daily 17:40 Saint Louis (STL) 1 20:20 Atlanta (ATL) S KL 6527 Non-stop Boeing 737-800 (738) 1:40 Effective 2025-09-08 through 2025-10-25 Codeshare flight, operated by Delta Air Lines.(DL 1485)
Sat 22:55 Atlanta (ATL) S 23:36 Saint Louis (STL) 1 KL 6527 Non-stop Boeing 737-900 (739) 1:41 Valid until 2025-05-03 Codeshare flight, operated by Delta Air Lines.(DL 3090)

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This flight number is listed as serving the following routes:

Montreal-Trudeau (YUL) - Atlanta (ATL)
Saint Louis (STL) - Atlanta (ATL)

All KLM flights

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KLM flight KL 6527: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

KLM KL6527

07:00

Montreal-Trudeau (YUL)

10:07

Atlanta (ATL) I

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2643)

Duration: 3:07, non-stop
Airbus A319 (319)

KLM KL6527

07:00

Montreal-Trudeau (YUL)

10:06

Atlanta (ATL) I

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2643)

Duration: 3:06, non-stop
Airbus A320 (320)

KLM KL6527

07:00

Montreal-Trudeau (YUL)

10:19

Atlanta (ATL) I

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2643)

Duration: 3:19, non-stop
Airbus A319 (319)

KLM KL6527

14:23

Atlanta (ATL) S

15:00

Saint Louis (STL) 1

Valid until 2025-05-05

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2392)

Duration: 1:37, non-stop
Boeing 737-900 (739)

KLM KL6527

14:33

Atlanta (ATL) S

15:11

Saint Louis (STL) 1

Operates only on 2025-05-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2392)

Duration: 1:38, non-stop
Boeing 737-900 (739)

KLM KL6527

15:15

Atlanta (ATL) S

15:55

Saint Louis (STL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:40, non-stop
Boeing 737-900 (739)

KLM KL6527

15:15

Atlanta (ATL) S

15:55

Saint Louis (STL) 1

Effective 2025-05-31 through 2025-06-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:40, non-stop
Boeing 737-900 (739)

KLM KL6527

15:56

Atlanta (ATL) S

16:35

Saint Louis (STL) 1

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:39, non-stop
Boeing 737-900 (739)

KLM KL6527

15:56

Atlanta (ATL) S

16:35

Saint Louis (STL) 1

Effective 2025-05-24 through 2025-05-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:39, non-stop
Boeing 737-900 (739)

KLM KL6527

15:56

Atlanta (ATL) S

16:35

Saint Louis (STL) 1

Effective 2025-06-01 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:39, non-stop
Boeing 737-900 (739)

KLM KL6527

17:00

Saint Louis (STL) 1

19:38

Atlanta (ATL) S

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:38, non-stop
Boeing 737-900 (739)

KLM KL6527

17:00

Saint Louis (STL) 1

19:38

Atlanta (ATL) S

Effective 2025-05-31 through 2025-06-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:38, non-stop
Boeing 737-900 (739)

KLM KL6527

17:23

Saint Louis (STL) 1

20:04

Atlanta (ATL) S

Effective 2025-06-10 through 2025-06-21

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:41, non-stop
Boeing 737-900 (739)

KLM KL6527

17:23

Saint Louis (STL) 1

20:04

Atlanta (ATL) S

Effective 2025-06-22 through 2025-07-03

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:41, non-stop
Boeing 737-900 (739)

KLM KL6527

17:23

Saint Louis (STL) 1

20:04

Atlanta (ATL) S

Effective 2025-07-04 through 2025-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:41, non-stop
Boeing 737-900 (739)

KLM KL6527

17:40

Saint Louis (STL) 1

20:23

Atlanta (ATL) S

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:43, non-stop
Boeing 737-900 (739)

KLM KL6527

17:40

Saint Louis (STL) 1

20:23

Atlanta (ATL) S

Effective 2025-05-24 through 2025-05-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:43, non-stop
Boeing 737-900 (739)

KLM KL6527

17:40

Saint Louis (STL) 1

20:23

Atlanta (ATL) S

Effective 2025-06-01 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:43, non-stop
Boeing 737-900 (739)

KLM KL6527

17:40

Saint Louis (STL) 1

20:25

Atlanta (ATL) S

Effective 2025-07-07 through 2025-09-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

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

KLM KL6527

17:40

Saint Louis (STL) 1

20:20

Atlanta (ATL) S

Effective 2025-09-08 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1485)

Duration: 1:40, non-stop
Boeing 737-800 (738)

KLM KL6527

22:55

Atlanta (ATL) S

23:36

Saint Louis (STL) 1

Valid until 2025-05-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 3090)

Duration: 1:41, non-stop
Boeing 737-900 (739)

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This flight number is listed as serving the following routes:

Montreal-Trudeau (YUL) - Atlanta (ATL)
Saint Louis (STL) - Atlanta (ATL)

All KLM flights

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