KLM flight KL 5521: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:05 Dayton (DAY) 07:56 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:51 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 669)
Daily 12:30 Greensboro/High Point (GSO) 13:53 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:23 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 3052)
Mon-Fri,Sun 14:37 Dayton (DAY) 16:28 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:51 Effective 2026-01-19 through 2026-02-06
Codeshare flight, operated by Delta Air Lines.(DL 2763)
Mon-Wed 14:37 Dayton (DAY) 16:28 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:51 Effective 2026-02-09 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 2763)
Sun 14:37 Dayton (DAY) 16:26 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:49 Effective 2026-02-22 through 2026-03-01
Codeshare flight, operated by Delta Air Lines.(DL 2089)
Mon-Fri 14:39 Dayton (DAY) 16:28 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:49 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 2089)
Daily 14:50 Dayton (DAY) 16:35 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:45 Effective 2026-03-08 through 2026-03-28
Codeshare flight, operated by Delta Air Lines.(DL 2763)
Tue,Thu,Sat 15:28 New York John F. Kennedy (JFK) 4 17:24 Toronto Pearson (YYZ) 3
KL 5521 Non-stop Canadair CRJ 900 (CR9) 1:56 Effective 2026-03-31 through 2026-04-11
Codeshare flight, operated by Delta Air Lines.(DL 5106)
Sat 16:00 Dayton (DAY) 17:57 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:57 Effective 2026-01-24 through 2026-02-07
Codeshare flight, operated by Delta Air Lines.(DL 2763)
Sun 16:00 Dayton (DAY) 17:57 Atlanta (ATL) S
KL 5521 Non-stop Boeing 717 (717) 1:57 Operates only on 2026-02-08
Codeshare flight, operated by Delta Air Lines.(DL 2763)
Tue,Thu,Sat 18:10 Toronto Pearson (YYZ) 3 20:06 New York John F. Kennedy (JFK) 4
KL 5521 Non-stop Canadair CRJ 900 (CR9) 1:56 Effective 2026-04-14 through 2026-05-23
Codeshare flight, operated by Delta Air Lines.(DL 5042)
Sat,Sun 18:10 Toronto Pearson (YYZ) 3 20:06 New York John F. Kennedy (JFK) 4
KL 5521 Non-stop Canadair CRJ 900 (CR9) 1:56 Effective 2026-05-24 through 2026-05-30
Codeshare flight, operated by Delta Air Lines.(DL 5042)
Sat 18:10 Toronto Pearson (YYZ) 3 20:06 New York John F. Kennedy (JFK) 4
KL 5521 Non-stop Canadair CRJ 900 (CR9) 1:56 Effective 2026-06-06 through 2026-10-03
Codeshare flight, operated by Delta Air Lines.(DL 5042)
Daily 18:10 Toronto Pearson (YYZ) 3 20:12 New York John F. Kennedy (JFK) 4
KL 5521 Non-stop Canadair CRJ 900 (CR9) 2:02 Effective 2026-10-06 through 2026-10-24
Codeshare flight, operated by Delta Air Lines.(DL 5042)
Tue,Thu,Sat 18:14 Toronto Pearson (YYZ) 3 20:17 New York John F. Kennedy (JFK) 4
KL 5521 Non-stop Canadair CRJ 900 (CR9) 2:03 Effective 2026-03-31 through 2026-04-11
Codeshare flight, operated by Delta Air Lines.(DL 5106)
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This flight number is listed as serving the following routes:


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KLM flight KL 5521: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
KLM KL5521
06:05
Dayton (DAY)

07:56
Atlanta (ATL) S
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 669)
Duration: 1:51, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
12:30
Greensboro/High Point (GSO)

13:53
Atlanta (ATL) S
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3052)
Duration: 1:23, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
14:37
Dayton (DAY)

16:28
Atlanta (ATL) S
Effective 2026-01-19 through 2026-02-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2763)
Duration: 1:51, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
14:37
Dayton (DAY)

16:28
Atlanta (ATL) S
Effective 2026-02-09 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2763)
Duration: 1:51, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
14:37
Dayton (DAY)

16:26
Atlanta (ATL) S
Effective 2026-02-22 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2089)
Duration: 1:49, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
14:39
Dayton (DAY)

16:28
Atlanta (ATL) S
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2089)
Duration: 1:49, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
14:50
Dayton (DAY)

16:35
Atlanta (ATL) S
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2763)
Duration: 1:45, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
15:28
New York John F. Kennedy (JFK) 4

17:24
Toronto Pearson (YYZ) 3
Effective 2026-03-31 through 2026-04-11
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5106)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL5521
16:00
Dayton (DAY)

17:57
Atlanta (ATL) S
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2763)
Duration: 1:57, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
16:00
Dayton (DAY)

17:57
Atlanta (ATL) S
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2763)
Duration: 1:57, non-stop
Boeing 717 (717)
Direct Codeshare Flights:
KLM KL5521
18:10
Toronto Pearson (YYZ) 3

20:06
New York John F. Kennedy (JFK) 4
Effective 2026-04-14 through 2026-05-23
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5042)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL5521
18:10
Toronto Pearson (YYZ) 3

20:06
New York John F. Kennedy (JFK) 4
Effective 2026-05-24 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5042)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL5521
18:10
Toronto Pearson (YYZ) 3

20:06
New York John F. Kennedy (JFK) 4
Effective 2026-06-06 through 2026-10-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5042)
Duration: 1:56, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL5521
18:10
Toronto Pearson (YYZ) 3

20:12
New York John F. Kennedy (JFK) 4
Effective 2026-10-06 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5042)
Duration: 2:02, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
KLM KL5521
18:14
Toronto Pearson (YYZ) 3

20:17
New York John F. Kennedy (JFK) 4
Effective 2026-03-31 through 2026-04-11
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5106)
Duration: 2:03, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Dayton (DAY) - Atlanta (ATL)
  • Greensboro/High Point (GSO) - Atlanta (ATL)
  • Toronto Pearson (YYZ) - New York John F. Kennedy (JFK)
All KLM flights
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- CACHE: False - LANG: en - IS_EU: False