Aeromexico flight AM 4278: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon 07:20 San Jose (SJC) A 09:48 Seattle-Tacoma (SEA)
AM 4278 Non-stop Embraer EMB 175 (E7W) 2:28 Operates only on 2025-08-11
Codeshare flight, operated by Delta Air Lines.(DL 4041)
Daily 11:48 Tucson (TUS) 13:33 Los Angeles (LAX) 3
AM 4278 Non-stop Embraer EMB 175 (E7W) 1:45 Effective 2025-05-07 through 2025-06-02
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Tue-Sat 11:48 Tucson (TUS) 13:32 Los Angeles (LAX) 3
AM 4278 Non-stop Canadair CRJ 700 (CR7) 1:44 Effective 2025-06-03 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 3766)
Daily 13:15 Los Angeles (LAX) 3 21:50 New York John F. Kennedy (JFK) 4
AM 4278 Non-stop Boeing 767 (76W) 5:35 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 426)
Tue-Sun 13:20 Atlanta (ATL) S 14:48 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:28 Effective 2025-08-12 through 2025-08-17
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Daily 13:20 Atlanta (ATL) S 14:44 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:24 Effective 2025-11-06 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Daily 13:20 Atlanta (ATL) S 14:45 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:25 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Daily 13:45 Atlanta (ATL) S 15:13 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:28 Effective 2025-07-07 through 2025-08-10
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Daily 13:45 Atlanta (ATL) S 15:11 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:26 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Daily 13:58 Atlanta (ATL) S 15:18 Tampa (TPA)
AM 4278 Non-stop Boeing 757 (757) 1:20 Effective 2025-06-26 through 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 1720)
Mon-Wed,Sun 22:55 Seattle-Tacoma (SEA) 23:51 Portland (PDX)
AM 4278 Non-stop Airbus A220-100 (221) 0:56 Effective 2025-11-02 through 2025-11-05
Codeshare flight, operated by Delta Air Lines.(DL 2384)
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This flight number is listed as serving the following routes:


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Aeromexico flight AM 4278: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Aeromexico AM4278
07:20
San Jose (SJC) A

09:48
Seattle-Tacoma (SEA)
Operates only on 2025-08-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4041)
Duration: 2:28, non-stop
Embraer EMB 175 (E7W)
Aeromexico AM4278
11:48
Tucson (TUS)

13:33
Los Angeles (LAX) 3
Effective 2025-05-07 through 2025-06-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:45, non-stop
Embraer EMB 175 (E7W)
Aeromexico AM4278
11:48
Tucson (TUS)

13:32
Los Angeles (LAX) 3
Effective 2025-06-03 through 2025-06-07
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3766)
Duration: 1:44, non-stop
Canadair CRJ 700 (CR7)
Aeromexico AM4278
13:15
Los Angeles (LAX) 3

21:50
New York John F. Kennedy (JFK) 4
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 426)
Duration: 5:35, non-stop
Boeing 767 (76W)
Aeromexico AM4278
13:20
Atlanta (ATL) S

14:48
Tampa (TPA)
Effective 2025-08-12 through 2025-08-17
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:28, non-stop
Boeing 757 (757)
Aeromexico AM4278
13:20
Atlanta (ATL) S

14:44
Tampa (TPA)
Effective 2025-11-06 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:24, non-stop
Boeing 757 (757)
Aeromexico AM4278
13:20
Atlanta (ATL) S

14:45
Tampa (TPA)
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:25, non-stop
Boeing 757 (757)
Aeromexico AM4278
13:45
Atlanta (ATL) S

15:13
Tampa (TPA)
Effective 2025-07-07 through 2025-08-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:28, non-stop
Boeing 757 (757)
Aeromexico AM4278
13:45
Atlanta (ATL) S

15:11
Tampa (TPA)
Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:26, non-stop
Boeing 757 (757)
Aeromexico AM4278
13:58
Atlanta (ATL) S

15:18
Tampa (TPA)
Effective 2025-06-26 through 2025-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1720)
Duration: 1:20, non-stop
Boeing 757 (757)
Aeromexico AM4278
22:55
Seattle-Tacoma (SEA)

23:51
Portland (PDX)
Effective 2025-11-02 through 2025-11-05
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2384)
Duration: 0:56, non-stop
Airbus A220-100 (221)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Tampa (TPA)
  • Los Angeles (LAX) - New York John F. Kennedy (JFK)
  • San Jose (SJC) - Seattle-Tacoma (SEA)
  • Seattle-Tacoma (SEA) - Portland (PDX)
  • Tucson (TUS) - Los Angeles (LAX)
All Aeromexico flights
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