Finnair flight AY 4052: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sat 12:29 Dallas Fort Worth (DFW) 14:50 Seattle-Tacoma (SEA)
AY 4052 Non-stop Airbus A321 (321) 4:21 Effective 2025-06-07 through 2025-06-14
Codeshare flight, operated by American Airlines.(AA 757)
Mon,Wed,Thu,Sun 13:09 Portland (PDX) 19:14 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:05 Effective 2025-06-08 through 2025-06-18
Codeshare flight, operated by American Airlines.(AA 3303)
Wed,Thu,Sun 13:09 Portland (PDX) 19:14 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:05 Effective 2025-06-22 through 2025-06-29
Codeshare flight, operated by American Airlines.(AA 3303)
Mon,Wed,Thu 13:09 Portland (PDX) 19:14 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:05 Effective 2025-06-30 through 2025-07-03
Codeshare flight, operated by American Airlines.(AA 3303)
Tue-Sun 13:15 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:03 Effective 2025-07-05 through 2025-07-13
Codeshare flight, operated by American Airlines.(AA 3303)
Mon,Tue,Thu,Fri,Sun 13:15 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:03 Effective 2025-07-14 through 2025-07-22
Codeshare flight, operated by American Airlines.(AA 3303)
Mon-Fri,Sun 13:15 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:03 Effective 2025-07-23 through 2025-07-29
Codeshare flight, operated by American Airlines.(AA 3303)
Tue,Thu-Sun 13:15 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:03 Effective 2025-07-31 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 3303)
Sat 13:24 Portland (PDX) 19:29 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Airbus A321 (321) 4:05 Operates only on 2025-05-24
Codeshare flight, operated by American Airlines.(AA 1257)
Mon 13:40 London Heathrow (LHR) 3 18:10 Miami (MIA)
AY 4052 Non-stop Boeing 777-300ER (77W) 9:30 Operates only on 2025-09-01
Codeshare flight, operated by American Airlines.(AA 57)
Wed,Fri 13:40 London Heathrow (LHR) 3 18:20 Miami (MIA)
AY 4052 Non-stop Boeing 777-300ER (77W) 9:40 Effective 2025-09-03 through 2025-09-05
Codeshare flight, operated by American Airlines.(AA 57)
Fri 15:10 Luis Munoz Marin, San Juan (SJU) C 19:30 Dallas Fort Worth (DFW)
AY 4052 Non-stop Boeing 737-800 (738) 5:20 Effective 2025-08-22 through 2025-08-29
Codeshare flight, operated by American Airlines.(AA 3159)
Thu 15:43 Tucson (TUS) 20:00 Dallas Fort Worth (DFW)
AY 4052 Non-stop Airbus A321 (321) 2:17 Operates only on 2025-09-04
Codeshare flight, operated by American Airlines.(AA 1591)
Tue 17:05 Dallas Fort Worth (DFW) 18:11 Tulsa (TUL)
AY 4052 Non-stop Boeing 737-800 (738) 1:06 Effective 2025-06-10 through 2025-06-17
Codeshare flight, operated by American Airlines.(AA 2353)
Daily 18:17 Rochester (ROC) 19:17 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2025-05-05 through 2025-05-23
Codeshare flight, operated by American Airlines.(AA 3445)
Daily 18:17 Rochester (ROC) 19:17 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2025-05-25 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 3445)
Daily 18:19 Rochester (ROC) 19:19 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Valid until 2025-05-04
Codeshare flight, operated by American Airlines.(AA 3984)
Mon-Sat 18:50 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2025-08-06 through 2025-08-16
Codeshare flight, operated by American Airlines.(AA 3582)
Mon-Thu,Sat,Sun 18:50 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2025-08-17 through 2025-08-25
Codeshare flight, operated by American Airlines.(AA 3582)
Wed,Thu,Sat 18:50 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3
AY 4052 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2025-08-27 through 2025-08-30
Codeshare flight, operated by American Airlines.(AA 3582)
Fri 21:04 Chicago O'Hare (ORD) 3 23:26 San Diego (SAN) 2
AY 4052 Non-stop Airbus A321 (321) 4:22 Effective 2025-06-06 through 2025-06-27
Codeshare flight, operated by American Airlines.(AA 1861)
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This flight number is listed as serving the following routes:


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Finnair flight AY 4052: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Finnair AY4052
12:29
Dallas Fort Worth (DFW)

14:50
Seattle-Tacoma (SEA)
Effective 2025-06-07 through 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 757)
Duration: 4:21, non-stop
Airbus A321 (321)
Finnair AY4052
13:09
Portland (PDX)

19:14
Chicago O'Hare (ORD) 3
Effective 2025-06-08 through 2025-06-18
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:05, non-stop
Airbus A321 (321)
Finnair AY4052
13:09
Portland (PDX)

19:14
Chicago O'Hare (ORD) 3
Effective 2025-06-22 through 2025-06-29
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:05, non-stop
Airbus A321 (321)
Finnair AY4052
13:09
Portland (PDX)

19:14
Chicago O'Hare (ORD) 3
Effective 2025-06-30 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:05, non-stop
Airbus A321 (321)
Finnair AY4052
13:15
Portland (PDX)

19:18
Chicago O'Hare (ORD) 3
Effective 2025-07-05 through 2025-07-13
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:03, non-stop
Airbus A321 (321)
Finnair AY4052
13:15
Portland (PDX)

19:18
Chicago O'Hare (ORD) 3
Effective 2025-07-14 through 2025-07-22
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:03, non-stop
Airbus A321 (321)
Finnair AY4052
13:15
Portland (PDX)

19:18
Chicago O'Hare (ORD) 3
Effective 2025-07-23 through 2025-07-29
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:03, non-stop
Airbus A321 (321)
Finnair AY4052
13:15
Portland (PDX)

19:18
Chicago O'Hare (ORD) 3
Effective 2025-07-31 through 2025-08-05
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3303)
Duration: 4:03, non-stop
Airbus A321 (321)
Finnair AY4052
13:24
Portland (PDX)

19:29
Chicago O'Hare (ORD) 3
Operates only on 2025-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 1257)
Duration: 4:05, non-stop
Airbus A321 (321)
Finnair AY4052
13:40
London Heathrow (LHR) 3

18:10
Miami (MIA)
Operates only on 2025-09-01
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 57)
Duration: 9:30, non-stop
Boeing 777-300ER (77W)
Finnair AY4052
13:40
London Heathrow (LHR) 3

18:20
Miami (MIA)
Effective 2025-09-03 through 2025-09-05
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 57)
Duration: 9:40, non-stop
Boeing 777-300ER (77W)
Finnair AY4052
15:10
Luis Munoz Marin, San Juan (SJU) C

19:30
Dallas Fort Worth (DFW)
Effective 2025-08-22 through 2025-08-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3159)
Duration: 5:20, non-stop
Boeing 737-800 (738)
Finnair AY4052
15:43
Tucson (TUS)

20:00
Dallas Fort Worth (DFW)
Operates only on 2025-09-04
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1591)
Duration: 2:17, non-stop
Airbus A321 (321)
Finnair AY4052
17:05
Dallas Fort Worth (DFW)

18:11
Tulsa (TUL)
Effective 2025-06-10 through 2025-06-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2353)
Duration: 1:06, non-stop
Boeing 737-800 (738)
Finnair AY4052
18:17
Rochester (ROC)

19:17
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3445)
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
Finnair AY4052
18:17
Rochester (ROC)

19:17
Chicago O'Hare (ORD) 3
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3445)
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
Finnair AY4052
18:19
Rochester (ROC)

19:19
Chicago O'Hare (ORD) 3
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3984)
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
Finnair AY4052
18:50
Rochester (ROC)

19:50
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-08-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3582)
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Finnair AY4052
18:50
Rochester (ROC)

19:50
Chicago O'Hare (ORD) 3
Effective 2025-08-17 through 2025-08-25
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3582)
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Finnair AY4052
18:50
Rochester (ROC)

19:50
Chicago O'Hare (ORD) 3
Effective 2025-08-27 through 2025-08-30
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3582)
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Finnair AY4052
21:04
Chicago O'Hare (ORD) 3

23:26
San Diego (SAN) 2
Effective 2025-06-06 through 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1861)
Duration: 4:22, non-stop
Airbus A321 (321)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - San Diego (SAN)
  • Dallas Fort Worth (DFW) - Seattle-Tacoma (SEA)
  • Dallas Fort Worth (DFW) - Tulsa (TUL)
  • London Heathrow (LHR) - Miami (MIA)
  • Luis Munoz Marin, San Juan (SJU) - Dallas Fort Worth (DFW)
  • Portland (PDX) - Chicago O'Hare (ORD)
  • Rochester (ROC) - Chicago O'Hare (ORD)
  • Tucson (TUS) - Dallas Fort Worth (DFW)
All Finnair flights
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