Finnair flight AY 4125: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Fri 06:30 Luis Munoz Marin, San Juan (SJU) C 10:55 Dallas Fort Worth (DFW)
AY 4125 Non-stop Airbus A321 (321) 5:25 Effective 2025-05-09 through 2025-05-16
Codeshare flight, operated by American Airlines.(AA 2867)
Wed 11:45 Chicago O'Hare (ORD) 3 14:18 Seattle-Tacoma (SEA)
AY 4125 Non-stop Boeing 737-800 (738) 4:33 Effective 2025-06-11 through 2025-06-25
Codeshare flight, operated by American Airlines.(AA 3266)
Tue 12:14 Memphis (MEM) 13:58 Dallas Fort Worth (DFW)
AY 4125 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:44 Effective 2025-05-06 through 2025-06-03
Codeshare flight, operated by American Airlines.(AA 4161)
Sat,Sun 12:40 Memphis (MEM) 14:26 Dallas Fort Worth (DFW)
AY 4125 Non-stop Embraer EMB 175 (E75) 1:46 Effective 2025-05-10 through 2025-06-01
Codeshare flight, operated by American Airlines.(AA 4161)
Mon,Thu 17:07 Dallas Fort Worth (DFW) 20:52 Fort Lauderdale (FLL) 3
AY 4125 Non-stop Boeing 737-800 (738) 2:45 Effective 2025-05-26 through 2025-06-02
Codeshare flight, operated by American Airlines.(AA 2099)
Tue 17:07 Kansas City (MCI) 18:47 Chicago O'Hare (ORD) 3
AY 4125 Non-stop Airbus A319 (319) 1:40 Effective 2025-06-10 through 2025-06-17
Codeshare flight, operated by American Airlines.(AA 3134)
Wed 17:28 Huntsville (HSV) 19:39 Dallas Fort Worth (DFW)
AY 4125 Non-stop Embraer EMB 175 (E75) 2:11 Operates only on 2025-05-28
Codeshare flight, operated by American Airlines.(AA 4296)
Wed 18:17 Tampa (TPA) 20:00 Dallas Fort Worth (DFW)
AY 4125 Non-stop Airbus A321 (321) 2:43 Effective 2025-08-06 through 2025-08-20
Codeshare flight, operated by American Airlines.(AA 2510)
Fri 18:19 Memphis (MEM) 20:00 Dallas Fort Worth (DFW)
AY 4125 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2025-08-22 through 2025-08-29
Codeshare flight, operated by American Airlines.(AA 3947)
Wed,Fri 18:22 Knoxville (TYS) 19:44 Dallas Fort Worth (DFW)
AY 4125 Non-stop Airbus A321 (321) 2:22 Effective 2025-07-30 through 2025-08-01
Codeshare flight, operated by American Airlines.(AA 2550)
Fri 18:36 Knoxville (TYS) 20:00 Dallas Fort Worth (DFW)
AY 4125 Non-stop Boeing 737-800 (738) 2:24 Effective 2025-08-08 through 2025-08-15
Codeshare flight, operated by American Airlines.(AA 2550)
Wed 18:36 Knoxville (TYS) 20:00 Dallas Fort Worth (DFW)
AY 4125 Non-stop Boeing 737-800 (738) 2:24 Operates only on 2025-08-27
Codeshare flight, operated by American Airlines.(AA 2550)
Sat 19:01 Chicago O'Hare (ORD) 3 21:05 Las Vegas Harry Reid (LAS) 1
AY 4125 Non-stop Boeing 737-800 (738) 4:04 Effective 2025-06-07 through 2025-06-28
Codeshare flight, operated by American Airlines.(AA 3292)
Tue,Thu,Sun 19:10 Los Angeles (LAX) 20:44 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:34 Effective 2025-12-04 through 2025-12-16
Codeshare flight, operated by American Airlines.(AA 3176)
Tue,Thu,Sun 19:15 Los Angeles (LAX) 20:44 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:29 Effective 2025-12-18 through 2026-01-04
Codeshare flight, operated by American Airlines.(AA 3176)
Tue,Thu,Sun 19:30 Los Angeles (LAX) 20:55 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-11-02 through 2025-11-11
Codeshare flight, operated by American Airlines.(AA 3176)
Tue,Thu,Sun 19:30 Los Angeles (LAX) 20:55 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-11-16 through 2025-11-25
Codeshare flight, operated by American Airlines.(AA 3176)
Tue,Sun 19:30 Los Angeles (LAX) 20:55 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:25 Effective 2025-11-30 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 3176)
Fri 19:33 Chicago O'Hare (ORD) 3 23:02 Providence (PVD)
AY 4125 Non-stop Embraer EMB 175 (E75) 2:29 Operates only on 2025-05-23
Codeshare flight, operated by American Airlines.(AA 4411)
Sun 19:35 Los Angeles (LAX) 20:58 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:23 Effective 2025-06-08 through 2025-06-22
Codeshare flight, operated by American Airlines.(AA 2061)
Tue,Sun 19:35 Los Angeles (LAX) 20:58 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:23 Effective 2025-06-24 through 2025-06-29
Codeshare flight, operated by American Airlines.(AA 2061)
Tue,Thu,Sun 19:36 Los Angeles (LAX) 21:00 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:24 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3176)
Wed 20:00 Chicago O'Hare (ORD) 3 22:42 Los Angeles (LAX)
AY 4125 Non-stop Boeing 737-800 (738) 4:42 Effective 2025-05-07 through 2025-05-21
Codeshare flight, operated by American Airlines.(AA 3194)
Fri 20:00 Chicago O'Hare (ORD) 3 22:42 Los Angeles (LAX)
AY 4125 Non-stop Boeing 737-800 (738) 4:42 Operates only on 2025-05-30
Codeshare flight, operated by American Airlines.(AA 3194)
Thu,Sun 20:05 Los Angeles (LAX) 21:25 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:20 Effective 2025-10-09 through 2025-10-23
Codeshare flight, operated by American Airlines.(AA 3175)
Tue,Thu,Sun 20:05 Los Angeles (LAX) 21:25 San Francisco (SFO) 1
AY 4125 Non-stop Boeing 737-800 (738) 1:20 Effective 2025-10-26 through 2025-10-30
Codeshare flight, operated by American Airlines.(AA 1556)
Mon,Tue,Thu,Sat,Sun 20:25 Los Angeles (LAX) 21:51 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2025-07-05 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 6260)
Mon,Thu 20:30 New York John F. Kennedy (JFK) 8 23:55 Miami (MIA)
AY 4125 Non-stop Boeing 737-800 (738) 3:25 Effective 2025-06-09 through 2025-06-26
Codeshare flight, operated by American Airlines.(AA 3277)
Tue,Thu,Sun 20:30 Los Angeles (LAX) 21:58 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:28 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 6260)
Mon,Tue,Thu,Sat,Sun 20:34 Los Angeles (LAX) 21:57 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-09-04 through 2025-09-22
Codeshare flight, operated by American Airlines.(AA 4904)
Mon,Thu,Sat,Sun 20:34 Los Angeles (LAX) 21:57 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2025-09-25 through 2025-10-02
Codeshare flight, operated by American Airlines.(AA 4904)
Sun 20:34 Los Angeles (LAX) 21:57 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:23 Operates only on 2025-10-05
Codeshare flight, operated by American Airlines.(AA 4904)
Fri 20:46 Chicago O'Hare (ORD) 3 23:01 Las Vegas Harry Reid (LAS) 1
AY 4125 Non-stop Boeing 737-800 (738) 4:15 Operates only on 2025-05-02
Codeshare flight, operated by American Airlines.(AA 3323)
Mon,Tue,Thu,Sat,Sun 20:57 Los Angeles (LAX) 22:19 San Francisco (SFO) 1
AY 4125 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2025-08-07 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 6260)
Mon,Thu 21:04 Dallas Fort Worth (DFW) 22:50 Sacramento (SMF) A
AY 4125 Non-stop Airbus A321 (321) 3:46 Effective 2025-05-05 through 2025-05-22
Codeshare flight, operated by American Airlines.(AA 2666)
Wed,Fri 22:30 Dallas Fort Worth (DFW) 23:43 Little Rock (LIT)
AY 4125 Non-stop Airbus A319 (319) 1:13 Effective 2025-09-03 through 2025-09-05
Codeshare flight, operated by American Airlines.(AA 3300)
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This flight number is listed as serving the following routes:
Finnair flight AY 4125: Multiple routes
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FLIGHT SCHEDULE
Direct Codeshare Flights:

Finnair AY4125
Effective 2025-05-09 through 2025-05-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2867)
Duration: 5:25, non-stop
Airbus A321 (321)

Finnair AY4125
Effective 2025-06-11 through 2025-06-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3266)
Duration: 4:33, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-05-06 through 2025-06-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4161)
Duration: 1:44, non-stop
Embraer EMB 170 / EMB 175 (E70)

Finnair AY4125
Effective 2025-05-10 through 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4161)
Duration: 1:46, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-05-26 through 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2099)
Duration: 2:45, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-06-10 through 2025-06-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3134)
Duration: 1:40, non-stop
Airbus A319 (319)

Finnair AY4125
Operates only on 2025-05-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4296)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-08-06 through 2025-08-20
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2510)
Duration: 2:43, non-stop
Airbus A321 (321)

Finnair AY4125
Effective 2025-08-22 through 2025-08-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3947)
Duration: 1:41, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-07-30 through 2025-08-01
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2550)
Duration: 2:22, non-stop
Airbus A321 (321)

Finnair AY4125
Effective 2025-08-08 through 2025-08-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2550)
Duration: 2:24, non-stop
Boeing 737-800 (738)

Finnair AY4125
Operates only on 2025-08-27
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2550)
Duration: 2:24, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3292)
Duration: 4:04, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-12-04 through 2025-12-16
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:34, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-12-18 through 2026-01-04
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:29, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-11-02 through 2025-11-11
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:25, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-11-16 through 2025-11-25
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:25, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-11-30 through 2025-12-02
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:25, non-stop
Boeing 737-800 (738)

Finnair AY4125
Operates only on 2025-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4411)
Duration: 2:29, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-06-08 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2061)
Duration: 1:23, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-06-24 through 2025-06-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2061)
Duration: 1:23, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective from 2026-02-12
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3176)
Duration: 1:24, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-05-07 through 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3194)
Duration: 4:42, non-stop
Boeing 737-800 (738)

Finnair AY4125
Operates only on 2025-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3194)
Duration: 4:42, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-10-09 through 2025-10-23
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3175)
Duration: 1:20, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-10-26 through 2025-10-30
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1556)
Duration: 1:20, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-07-05 through 2025-08-05
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6260)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-06-09 through 2025-06-26
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3277)
Duration: 3:25, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2026-01-06 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 6260)
Duration: 1:28, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-09-04 through 2025-09-22
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4904)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-09-25 through 2025-10-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4904)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Operates only on 2025-10-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4904)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Operates only on 2025-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3323)
Duration: 4:15, non-stop
Boeing 737-800 (738)

Finnair AY4125
Effective 2025-08-07 through 2025-09-02
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6260)
Duration: 1:22, non-stop
Embraer EMB 175 (E75)

Finnair AY4125
Effective 2025-05-05 through 2025-05-22
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2666)
Duration: 3:46, non-stop
Airbus A321 (321)

Finnair AY4125
Effective 2025-09-03 through 2025-09-05
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3300)
Duration: 1:13, non-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Las Vegas Harry Reid (LAS)
  • Chicago O'Hare (ORD) - Los Angeles (LAX)
  • Chicago O'Hare (ORD) - Providence (PVD)
  • Chicago O'Hare (ORD) - Seattle-Tacoma (SEA)
  • Dallas Fort Worth (DFW) - Fort Lauderdale (FLL)
  • Dallas Fort Worth (DFW) - Little Rock (LIT)
  • Dallas Fort Worth (DFW) - Sacramento (SMF)
  • Huntsville (HSV) - Dallas Fort Worth (DFW)
  • Kansas City (MCI) - Chicago O'Hare (ORD)
  • Knoxville (TYS) - Dallas Fort Worth (DFW)
  • Los Angeles (LAX) - San Francisco (SFO)
  • Luis Munoz Marin, San Juan (SJU) - Dallas Fort Worth (DFW)
  • Memphis (MEM) - Dallas Fort Worth (DFW)
  • New York John F. Kennedy (JFK) - Miami (MIA)
  • Tampa (TPA) - Dallas Fort Worth (DFW)