KLM
flug
KL 5421:
Multiple routes
FLUGPLAN
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-02-12 through 2026-02-20
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 1:01, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-02-22 through 2026-03-04
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 1:01, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-03-05 through 2026-03-06
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 1:01, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-02-12 through 2026-02-20
Mo
Di
Mi
Do
Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 0:56, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-02-22 through 2026-03-04
Mo
Di
Mi
Do
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Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 0:56, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-03-05 through 2026-03-06
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 1896)
Duration: 0:56, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-03-29 through 2026-04-12
Mo
Di
Mi
Do
Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:41, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-04-13 through 2026-05-22
Mo
Di
Mi
Do
Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-05-25 through 2026-06-12
Mo
Di
Mi
Do
Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-06-13 through 2026-07-06
Mo
Di
Mi
Do
Fr
Sa
So
Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-07-07 through 2026-10-05
Mo
Di
Mi
Do
Fr
Sa
So
Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:51, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-10-06 through 2026-10-24
Mo
Di
Mi
Do
Fr
Sa
So
Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:46, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Valid until 2026-01-04
Mo
Di
Mi
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Do
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Codeshare flight, operated by Delta Air Lines.
(DL 4883)
Duration: 1:04, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective from 2026-10-25
Mo
Di
Mi
Do
Fr
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Codeshare flight, operated by Delta Air Lines.
(DL 2398)
Duration: 2:24, non-stop Boeing 737-900 (739)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-04-04 through 2026-04-11
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:43, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-04-18 through 2026-05-23
Mo
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Do
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Fr
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-05-24 through 2026-05-30
Mo
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Di
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Do
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Fr
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-06-06
Mo
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Di
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Mi
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Codeshare flight, operated by Delta Air Lines.
(DL 5308)
Duration: 1:48, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Valid until 2026-01-04
Mo
Di
Mi
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Do
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Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 4883)
Duration: 1:04, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-14
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 5426)
Duration: 0:58, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-14
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 5426)
Duration: 1:03, non-stop Canadair CRJ 900 (CR9)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-01-19 through 2026-02-06
Mo
Di
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Mi
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Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 0:54, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-09
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 0:54, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-26
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 2285)
Duration: 0:54, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-03-08 through 2026-03-28
Mo
Di
Mi
Do
Fr
Sa
So
Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 0:55, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-01-19 through 2026-02-06
Mo
Di
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Mi
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Do
Fr
Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 1:17, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-09
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 1:17, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Operates only on 2026-02-26
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 2285)
Duration: 1:15, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-03-08 through 2026-03-27
Mo
Di
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Mi
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Sa
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 1:11, non-stop Boeing 717 (717)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-01-20 through 2026-02-07
Mo
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Mi
Do
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Fr
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 0:58, non-stop Boeing 737-800 (738)
Direkte Codeshareflüge:
KLM KL5421
Effective 2026-02-08 through 2026-02-11
Mo
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Codeshare flight, operated by Delta Air Lines.
(DL 3171)
Duration: 0:58, non-stop Boeing 737-800 (738)
This flight number is listed as serving the following routes:
- Atlanta (ATL) - New York John F. Kennedy (JFK)
- Huntsville (HSV) - Atlanta (ATL)
- Lafayette (LFT) - Atlanta (ATL)