Aeromexico flight AM 3978: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:07 Dulles, Washington (IAD) 07:59 Minneapolis/Saint Paul (MSP) 1 AM 3978 Non-stop Embraer EMB 175 (E7W) 2:52 Effective 2025-12-20 through 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 3996)
Daily 06:15 Dulles, Washington (IAD) 08:15 Minneapolis/Saint Paul (MSP) 1 AM 3978 Non-stop Embraer EMB 175 (E7W) 3:00 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 3996)
Sun 12:29 New York LaGuardia (LGA) C 14:51 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:22 Operates only on 2025-07-06 Codeshare flight, operated by Delta Air Lines.(DL 994)
Thu,Sun 12:59 New York LaGuardia (LGA) C 15:27 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:28 Valid until 2025-05-04 Codeshare flight, operated by Delta Air Lines.(DL 994)
Mon-Fri,Sun 12:59 New York LaGuardia (LGA) C 15:23 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:24 Effective 2025-05-07 through 2025-06-06 Codeshare flight, operated by Delta Air Lines.(DL 994)
Sun 12:59 New York LaGuardia (LGA) C 15:21 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:22 Effective 2025-06-08 through 2025-06-29 Codeshare flight, operated by Delta Air Lines.(DL 994)
Mon-Fri 12:59 New York LaGuardia (LGA) C 15:25 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:26 Effective 2025-06-09 through 2025-07-04 Codeshare flight, operated by Delta Air Lines.(DL 994)
Mon,Tue,Fri,Sat 13:00 New York LaGuardia (LGA) C 15:26 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:26 Effective 2025-05-02 through 2025-05-06 Codeshare flight, operated by Delta Air Lines.(DL 994)
Sat 13:00 New York LaGuardia (LGA) C 15:22 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:22 Effective 2025-05-10 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 994)
Daily 13:00 New York LaGuardia (LGA) C 15:36 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:36 Effective 2025-07-07 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 994)
Daily 13:00 New York LaGuardia (LGA) C 15:37 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:37 Effective 2025-09-08 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 994)
Sat 14:00 New York LaGuardia (LGA) C 16:29 Atlanta (ATL) S AM 3978 Non-stop Airbus A321 (321) 2:29 Effective 2025-06-14 through 2025-07-05 Codeshare flight, operated by Delta Air Lines.(DL 988)

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This flight number is listed as serving the following routes:

Dulles, Washington (IAD) - Minneapolis/Saint Paul (MSP)
New York LaGuardia (LGA) - Atlanta (ATL)

All Aeromexico flights

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Aeromexico flight AM 3978: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Aeromexico AM3978

06:07

Dulles, Washington (IAD)

07:59

Minneapolis/Saint Paul (MSP) 1

Effective 2025-12-20 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 3996)

Duration: 2:52, non-stop
Embraer EMB 175 (E7W)

Aeromexico AM3978

06:15

Dulles, Washington (IAD)

08:15

Minneapolis/Saint Paul (MSP) 1

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 3996)

Duration: 3:00, non-stop
Embraer EMB 175 (E7W)

Aeromexico AM3978

12:29

New York LaGuardia (LGA) C

14:51

Atlanta (ATL) S

Operates only on 2025-07-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:22, non-stop
Airbus A321 (321)

Aeromexico AM3978

12:59

New York LaGuardia (LGA) C

15:27

Atlanta (ATL) S

Valid until 2025-05-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:28, non-stop
Airbus A321 (321)

Aeromexico AM3978

12:59

New York LaGuardia (LGA) C

15:23

Atlanta (ATL) S

Effective 2025-05-07 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:24, non-stop
Airbus A321 (321)

Aeromexico AM3978

12:59

New York LaGuardia (LGA) C

15:21

Atlanta (ATL) S

Effective 2025-06-08 through 2025-06-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:22, non-stop
Airbus A321 (321)

Aeromexico AM3978

12:59

New York LaGuardia (LGA) C

15:25

Atlanta (ATL) S

Effective 2025-06-09 through 2025-07-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:26, non-stop
Airbus A321 (321)

Aeromexico AM3978

13:00

New York LaGuardia (LGA) C

15:26

Atlanta (ATL) S

Effective 2025-05-02 through 2025-05-06

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:26, non-stop
Airbus A321 (321)

Aeromexico AM3978

13:00

New York LaGuardia (LGA) C

15:22

Atlanta (ATL) S

Effective 2025-05-10 through 2025-06-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:22, non-stop
Airbus A321 (321)

Aeromexico AM3978

13:00

New York LaGuardia (LGA) C

15:36

Atlanta (ATL) S

Effective 2025-07-07 through 2025-09-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:36, non-stop
Airbus A321 (321)

Aeromexico AM3978

13:00

New York LaGuardia (LGA) C

15:37

Atlanta (ATL) S

Effective 2025-09-08 through 2025-12-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 994)

Duration: 2:37, non-stop
Airbus A321 (321)

Aeromexico AM3978

14:00

New York LaGuardia (LGA) C

16:29

Atlanta (ATL) S

Effective 2025-06-14 through 2025-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 988)

Duration: 2:29, non-stop
Airbus A321 (321)

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Parallax here -

This flight number is listed as serving the following routes:

Dulles, Washington (IAD) - Minneapolis/Saint Paul (MSP)
New York LaGuardia (LGA) - Atlanta (ATL)

All Aeromexico flights

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