ITA Airways
flight
AZ 4378:
Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:
ITA Airways AZ4378
Operates only on 2026-03-05
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Codeshare flight, operated by United Airlines.
(UA 1507)
Duration: 2:19, non-stop Airbus A319 (319)
Direct Codeshare Flights:
ITA Airways AZ4378
Effective 2026-03-12 through 2026-03-26
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Codeshare flight, operated by United Airlines.
(UA 1507)
Duration: 2:19, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
ITA Airways AZ4378
Operates only on 2026-01-07
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Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:46, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4378
Operates only on 2026-03-01
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Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:44, non-stop Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
ITA Airways AZ4378
Effective 2026-03-06 through 2026-03-27
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Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:42, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4378
Effective 2026-03-29 through 2026-04-29
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Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:46, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4378
Effective 2026-04-30 through 2026-05-20
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Tue
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Sun
Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:34, non-stop Boeing 737-900 (739)
Direct Codeshare Flights:
ITA Airways AZ4378
Effective 2026-05-21 through 2026-10-24
Mon
Tue
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Codeshare flight, operated by United Airlines.
(UA 2136)
Duration: 1:34, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
ITA Airways AZ4378
Valid until 2026-01-04
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Codeshare flight, operated by United Airlines.
(UA 441)
Duration: 1:46, non-stop Airbus A320 (320)
Direct Codeshare Flights:
ITA Airways AZ4378
Operates only on 2026-01-02
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Codeshare flight, operated by United Airlines.
(UA 441)
Duration: 1:46, non-stop Airbus A319 (319)
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This flight number is listed as serving the following routes:
- Boston Logan (BOS) - Washington Dulles (IAD)
- Salt Lake City (SLC) - San Francisco (SFO)