KLM flight KL 5631: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 11:55 Seattle-Tacoma (SEA) 19:51 Atlanta (ATL) S
KL 5631 Non-stop Airbus A321neo (32Q) 4:56 Effective 2025-03-30 through 2025-04-13
Codeshare flight, operated by Delta Air Lines.(DL 542)
Tue,Thu 11:55 Seattle-Tacoma (SEA) 19:57 Atlanta (ATL) S
KL 5631 Non-stop Boeing 737-900 (739) 5:02 Effective 2025-04-15 through 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 542)
Tue 11:55 Seattle-Tacoma (SEA) 19:58 Atlanta (ATL) S
KL 5631 Non-stop Boeing 757-300 (753) 5:03 Effective 2025-05-13 through 2025-05-27
Codeshare flight, operated by Delta Air Lines.(DL 542)
Sat 12:39 Detroit (DTW) M 14:50 Austin (AUS)
KL 5631 Non-stop Airbus A320 (320) 3:11 Operates only on 2024-10-26
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Mon-Fri,Sun 12:50 Detroit (DTW) M 15:01 Austin (AUS)
KL 5631 Non-stop Airbus A320 (320) 3:11 Effective 2024-10-07 through 2024-10-25
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Daily 13:45 Seattle-Tacoma (SEA) 21:50 Atlanta (ATL) S
KL 5631 Non-stop Boeing 757-300 (753) 5:05 Effective from 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 542)
Mon,Thu,Fri 14:35 Austin (AUS) 18:39 Detroit (DTW) M
KL 5631 Non-stop Airbus A319 (319) 3:04 Valid until 2024-09-05
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Sun 14:35 Austin (AUS) 18:39 Detroit (DTW) M
KL 5631 Non-stop Airbus A319 (319) 3:04 Operates only on 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Daily 14:40 Austin (AUS) 18:38 Detroit (DTW) M
KL 5631 Non-stop Airbus A319 (319) 2:58 Effective 2024-09-09 through 2024-10-06
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Fri 15:00 Austin (AUS) 19:05 Detroit (DTW) M
KL 5631 Non-stop Airbus A319 (319) 3:05 Operates only on 2024-09-06
Codeshare flight, operated by Delta Air Lines.(DL 2371)
Mon-Fri,Sun 15:00 New York LaGuardia (LGA) C 16:22 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2024-11-03 through 2024-11-10
Codeshare flight, operated by Delta Air Lines.(DL 5727)
Mon-Fri,Sun 15:00 New York LaGuardia (LGA) C 16:25 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2024-11-11 through 2024-11-27
Codeshare flight, operated by Delta Air Lines.(DL 5727)
Mon-Fri,Sun 15:00 New York LaGuardia (LGA) C 16:25 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2024-12-01 through 2024-12-20
Codeshare flight, operated by Delta Air Lines.(DL 5727)
Mon-Fri,Sun 15:00 New York LaGuardia (LGA) C 16:22 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2025-01-06 through 2025-03-07
Codeshare flight, operated by Delta Air Lines.(DL 5727)
Tue-Fri,Sun 16:59 New York LaGuardia (LGA) C 18:20 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2024-10-27 through 2024-11-01
Codeshare flight, operated by Delta Air Lines.(DL 5725)
Daily 17:00 New York LaGuardia (LGA) C 18:25 Boston Logan (BOS) A
KL 5631 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-03-09 through 2025-03-28
Codeshare flight, operated by Delta Air Lines.(DL 5725)
This flight number is listed as serving the following routes:


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KLM flight KL 5631: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL5631
11:55
Seattle-Tacoma (SEA)

19:51
Atlanta (ATL) S
Effective 2025-03-30 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 542)
Duration: 4:56, non-stop
Airbus A321neo (32Q)
KLM KL5631
11:55
Seattle-Tacoma (SEA)

19:57
Atlanta (ATL) S
Effective 2025-04-15 through 2025-05-06
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 542)
Duration: 5:02, non-stop
Boeing 737-900 (739)
KLM KL5631
11:55
Seattle-Tacoma (SEA)

19:58
Atlanta (ATL) S
Effective 2025-05-13 through 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 542)
Duration: 5:03, non-stop
Boeing 757-300 (753)
KLM KL5631
12:39
Detroit (DTW) M

14:50
Austin (AUS)
Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 3:11, non-stop
Airbus A320 (320)
KLM KL5631
12:50
Detroit (DTW) M

15:01
Austin (AUS)
Effective 2024-10-07 through 2024-10-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 3:11, non-stop
Airbus A320 (320)
KLM KL5631
13:45
Seattle-Tacoma (SEA)

21:50
Atlanta (ATL) S
Effective from 2025-06-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 542)
Duration: 5:05, non-stop
Boeing 757-300 (753)
KLM KL5631
14:35
Austin (AUS)

18:39
Detroit (DTW) M
Valid until 2024-09-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 3:04, non-stop
Airbus A319 (319)
KLM KL5631
14:35
Austin (AUS)

18:39
Detroit (DTW) M
Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 3:04, non-stop
Airbus A319 (319)
KLM KL5631
14:40
Austin (AUS)

18:38
Detroit (DTW) M
Effective 2024-09-09 through 2024-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 2:58, non-stop
Airbus A319 (319)
KLM KL5631
15:00
Austin (AUS)

19:05
Detroit (DTW) M
Operates only on 2024-09-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2371)
Duration: 3:05, non-stop
Airbus A319 (319)
KLM KL5631
15:00
New York LaGuardia (LGA) C

16:22
Boston Logan (BOS) A
Effective 2024-11-03 through 2024-11-10
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5727)
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
KLM KL5631
15:00
New York LaGuardia (LGA) C

16:25
Boston Logan (BOS) A
Effective 2024-11-11 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5727)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
KLM KL5631
15:00
New York LaGuardia (LGA) C

16:25
Boston Logan (BOS) A
Effective 2024-12-01 through 2024-12-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5727)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
KLM KL5631
15:00
New York LaGuardia (LGA) C

16:22
Boston Logan (BOS) A
Effective 2025-01-06 through 2025-03-07
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5727)
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
KLM KL5631
16:59
New York LaGuardia (LGA) C

18:20
Boston Logan (BOS) A
Effective 2024-10-27 through 2024-11-01
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5725)
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
KLM KL5631
17:00
New York LaGuardia (LGA) C

18:25
Boston Logan (BOS) A
Effective 2025-03-09 through 2025-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5725)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
This flight number is listed as serving the following routes:
  • Detroit (DTW) - Austin (AUS)
  • New York LaGuardia (LGA) - Boston Logan (BOS)
  • Seattle-Tacoma (SEA) - Atlanta (ATL)
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