Finnair flight AY 4052: Multiple routes

FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon 11:19 Richmond (RIC) 13:49 Dallas Fort Worth (DFW) AY 4052 Non-stop Embraer EMB 175 (E75) 3:30 Operates only on 2026-01-05 Codeshare flight, operated by American Airlines.(AA 3691)
Mon-Wed,Fri-Sun 11:20 Richmond (RIC) 13:50 Dallas Fort Worth (DFW) AY 4052 Non-stop Embraer EMB 175 (E75) 3:30 Valid until 2026-01-04 Codeshare flight, operated by American Airlines.(AA 3691)
Tue 12:45 Richmond (RIC) 15:30 Dallas Fort Worth (DFW) AY 4052 Non-stop Airbus A319 (319) 3:45 Effective 2026-03-10 through 2026-03-31 Codeshare flight, operated by American Airlines.(AA 2067)
Daily 13:20 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 3:58 Effective 2026-08-05 through 2026-08-14 Codeshare flight, operated by American Airlines.(AA 3303)
Tue-Fri,Sun 13:20 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 3:58 Effective 2026-08-16 through 2026-09-04 Codeshare flight, operated by American Airlines.(AA 3303)
Tue,Sat,Sun 13:20 Portland (PDX) 19:18 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 3:58 Effective 2026-09-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 3303)
Daily 13:28 Portland (PDX) 19:45 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 4:17 Effective 2026-10-05 through 2026-10-23 Codeshare flight, operated by American Airlines.(AA 2515)
Tue,Fri 13:28 Portland (PDX) 19:45 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 4:17 Effective from 2026-10-27 Codeshare flight, operated by American Airlines.(AA 2515)
Daily 13:40 Portland (PDX) 19:45 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 4:05 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 3303)
Daily 13:42 Portland (PDX) 19:45 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Airbus A321 (321) 4:03 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 3303)
Sat 18:28 Rochester (ROC) 19:48 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:20 Operates only on 2026-04-04 Codeshare flight, operated by American Airlines.(AA 3582)
Mon,Wed,Thu,Sun 18:35 Rochester (ROC) 19:55 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-03-29 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 3582)
Tue-Sun 18:38 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:12 Effective 2026-09-09 through 2026-09-27 Codeshare flight, operated by American Airlines.(AA 3582)
Daily 18:38 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:12 Effective 2026-09-28 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 3582)
Mon,Wed,Thu,Sat,Sun 18:50 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-04-08 through 2026-04-30 Codeshare flight, operated by American Airlines.(AA 3820)
Daily 18:50 Rochester (ROC) 19:50 Chicago O'Hare (ORD) 3 AY 4052 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-05-01 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3820)
Tue,Wed 19:22 Dallas Fort Worth (DFW) 21:47 Seattle-Tacoma (SEA) AY 4052 Non-stop Airbus A321 (321) 4:25 Effective 2026-01-06 through 2026-01-20 Codeshare flight, operated by American Airlines.(AA 1241)
Tue,Wed 19:22 Dallas Fort Worth (DFW) 21:47 Seattle-Tacoma (SEA) AY 4052 Non-stop Airbus A321 (321) 4:25 Effective 2026-01-28 through 2026-02-03 Codeshare flight, operated by American Airlines.(AA 1241)
Tue,Wed 19:22 Dallas Fort Worth (DFW) 21:47 Seattle-Tacoma (SEA) AY 4052 Non-stop Airbus A321 (321) 4:25 Effective 2026-02-10 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 1241)

This flight number is listed as serving the following routes:

Dallas Fort Worth (DFW) - Seattle-Tacoma (SEA)
Portland (PDX) - Chicago O'Hare (ORD)
Richmond (RIC) - Dallas Fort Worth (DFW)
Rochester (ROC) - Chicago O'Hare (ORD)

All Finnair flights

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Finnair flight AY 4052: Multiple routes

FLIGHT SCHEDULE

Direct Codeshare Flights:

Finnair AY4052

11:19

Richmond (RIC)

13:49

Dallas Fort Worth (DFW)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 3691)

Duration: 3:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Finnair AY4052

11:20

Richmond (RIC)

13:50

Dallas Fort Worth (DFW)

Valid until 2026-01-04

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3691)

Duration: 3:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Finnair AY4052

12:45

Richmond (RIC)

15:30

Dallas Fort Worth (DFW)

Effective 2026-03-10 through 2026-03-31

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 2067)

Duration: 3:45, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Finnair AY4052

13:20

Portland (PDX)

19:18

Chicago O'Hare (ORD) 3

Effective 2026-08-05 through 2026-08-14

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3303)

Duration: 3:58, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:20

Portland (PDX)

19:18

Chicago O'Hare (ORD) 3

Effective 2026-08-16 through 2026-09-04

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 3303)

Duration: 3:58, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:20

Portland (PDX)

19:18

Chicago O'Hare (ORD) 3

Effective 2026-09-05 through 2026-09-08

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3303)

Duration: 3:58, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:28

Portland (PDX)

19:45

Chicago O'Hare (ORD) 3

Effective 2026-10-05 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 2515)

Duration: 4:17, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:28

Portland (PDX)

19:45

Chicago O'Hare (ORD) 3

Effective from 2026-10-27

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 2515)

Duration: 4:17, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:40

Portland (PDX)

19:45

Chicago O'Hare (ORD) 3

Effective 2026-05-21 through 2026-07-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3303)

Duration: 4:05, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

13:42

Portland (PDX)

19:45

Chicago O'Hare (ORD) 3

Effective 2026-07-02 through 2026-08-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3303)

Duration: 4:03, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

18:28

Rochester (ROC)

19:48

Chicago O'Hare (ORD) 3

Operates only on 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by American Airlines. (AA 3582)

Duration: 2:20, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Finnair AY4052

18:35

Rochester (ROC)

19:55

Chicago O'Hare (ORD) 3

Effective 2026-03-29 through 2026-04-06

Mon

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 3582)

Duration: 2:20, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Finnair AY4052

18:38

Rochester (ROC)

19:50

Chicago O'Hare (ORD) 3

Effective 2026-09-09 through 2026-09-27

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3582)

Duration: 2:12, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Finnair AY4052

18:38

Rochester (ROC)

19:50

Chicago O'Hare (ORD) 3

Effective 2026-09-28 through 2026-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3582)

Duration: 2:12, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Finnair AY4052

18:50

Rochester (ROC)

19:50

Chicago O'Hare (ORD) 3

Effective 2026-04-08 through 2026-04-30

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3820)

Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Finnair AY4052

18:50

Rochester (ROC)

19:50

Chicago O'Hare (ORD) 3

Effective 2026-05-01 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3820)

Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Finnair AY4052

19:22

Dallas Fort Worth (DFW)

21:47

Seattle-Tacoma (SEA)

Effective 2026-01-06 through 2026-01-20

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 1241)

Duration: 4:25, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

19:22

Dallas Fort Worth (DFW)

21:47

Seattle-Tacoma (SEA)

Effective 2026-01-28 through 2026-02-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 1241)

Duration: 4:25, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Finnair AY4052

19:22

Dallas Fort Worth (DFW)

21:47

Seattle-Tacoma (SEA)

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 1241)

Duration: 4:25, non-stop
Airbus A321 (321)

This flight number is listed as serving the following routes:

Dallas Fort Worth (DFW) - Seattle-Tacoma (SEA)
Portland (PDX) - Chicago O'Hare (ORD)
Richmond (RIC) - Dallas Fort Worth (DFW)
Rochester (ROC) - Chicago O'Hare (ORD)

All Finnair flights

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