Delta Air Lines
flug
DL 1223:
Multiple routes
FLUGPLAN
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-24 through 2026-02-07
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 2:16, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Operates only on 2026-02-08
Mo
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Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 2:16, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-04-13 through 2026-06-06
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:17, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-06-07 through 2026-07-06
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:17, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-07-07 through 2026-10-05
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:13, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective from 2026-10-06
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:20, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Valid until 2026-01-04
Mo
Di
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Mi
-
-
Do
Fr
Sa
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-
So
Duration: 2:16, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Valid until 2026-01-03
Mo
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Di
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Mi
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Do
-
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Fr
-
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Sa
So
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Duration: 2:16, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-12 through 2026-03-06
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:15, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-05 through 2026-01-16
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:15, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-19 through 2026-02-06
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:15, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-09 through 2026-02-11
Mo
Di
Mi
Do
-
-
Fr
-
-
Sa
-
-
So
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-
Duration: 2:15, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-05-07 through 2026-05-22
Mo
Di
-
-
Mi
-
-
Do
Fr
Sa
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-
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-05-25 through 2026-06-05
Mo
Di
-
-
Mi
-
-
Do
Fr
Sa
-
-
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-06-07 through 2026-07-06
Mo
Di
-
-
Mi
-
-
Do
Fr
Sa
-
-
So
Duration: 2:10, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-07-09 through 2026-08-09
Mo
Di
-
-
Mi
-
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Do
Fr
Sa
-
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So
Duration: 2:18, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-08-10 through 2026-09-09
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:18, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-09-10 through 2026-10-05
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:18, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective from 2026-10-06
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:09, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-24 through 2026-02-07
Mo
-
-
Di
-
-
Mi
-
-
Do
-
-
Fr
-
-
Sa
So
-
-
Duration: 2:11, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Operates only on 2026-02-08
Mo
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Di
-
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Mi
-
-
Do
-
-
Fr
-
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Sa
-
-
So
Duration: 2:11, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-04-13 through 2026-05-06
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-05-09 through 2026-05-23
Mo
-
-
Di
Mi
Do
-
-
Fr
-
-
Sa
So
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-
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-05-24 through 2026-05-30
Mo
-
-
Di
Mi
Do
-
-
Fr
-
-
Sa
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-06-02 through 2026-06-06
Mo
-
-
Di
Mi
Do
-
-
Fr
-
-
Sa
So
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-
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-06-13 through 2026-07-04
Mo
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Di
-
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Mi
-
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Do
-
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Fr
-
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Sa
So
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Duration: 2:10, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-07-11 through 2026-08-08
Mo
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Di
-
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Mi
-
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Do
-
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Fr
-
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Sa
So
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Duration: 2:18, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Operates only on 2026-02-14
Mo
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Di
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Mi
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Do
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Fr
-
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Sa
So
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Duration: 2:10, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-15 through 2026-02-21
Mo
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Di
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Mi
-
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Do
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Fr
-
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Sa
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-28 through 2026-03-07
Mo
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Di
-
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Mi
-
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Do
-
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Fr
-
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Sa
So
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Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-12 through 2026-02-20
Mo
Di
Mi
Do
Fr
Sa
-
-
So
-
-
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-22 through 2026-03-06
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-05 through 2026-01-16
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-01-19 through 2026-02-06
Mo
Di
Mi
Do
Fr
Sa
-
-
So
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-02-09 through 2026-02-11
Mo
Di
Mi
Do
-
-
Fr
-
-
Sa
-
-
So
-
-
Duration: 2:10, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direktflüge:
Delta Air Lines DL1223
Valid until 2026-01-03
Mo
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Di
-
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Mi
-
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Do
-
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Fr
-
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Sa
So
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-
Duration: 2:12, non-stop
Airbus A319 (319)
Airbus A319 (319)
Direktflüge:
Delta Air Lines DL1223
Valid until 2026-01-04
Mo
Di
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-
Mi
-
-
Do
Fr
Sa
-
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So
Duration: 2:12, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direktflüge:
Delta Air Lines DL1223
Effective 2026-03-08 through 2026-03-14
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 1:07, non-stop
Airbus A220-100 (221)
The flight arrives 1 day after departure.
Airbus A220-100 (221)
The flight arrives 1 day after departure.
Direktflüge:
Delta Air Lines DL1223
Effective 2026-03-15 through 2026-04-12
Mo
Di
Mi
Do
Fr
Sa
So
Duration: 1:08, non-stop
Airbus A220-100 (221)
The flight arrives 1 day after departure.
Airbus A220-100 (221)
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:
- Atlanta (ATL) - Houston George Bush (IAH)
- Seattle-Tacoma (SEA) - Spokane (GEG)