Finnair
flight
AY 4055:
Multiple routes
FLIGHT SCHEDULE
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-02-12 through 2026-02-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:58, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-03-02 through 2026-03-07
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:58, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-03-29 through 2026-04-03
Mon
Tue
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by American Airlines.
(AA 2193)
Duration: 2:58, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-01-06 through 2026-01-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:54, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-01-22 through 2026-02-02
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:54, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-02-03 through 2026-02-10
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:54, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Operates only on 2026-02-11
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:54, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Operates only on 2026-03-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by American Airlines.
(AA 3133)
Duration: 2:55, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-10-05 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4405)
Duration: 2:28, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Finnair AY4055
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4405)
Duration: 2:28, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4405)
Duration: 2:29, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Finnair AY4055
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3089)
Duration: 2:53, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 2333)
Duration: 2:55, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-08-05 through 2026-08-08
Mon
-
-
Tue
-
-
Wed
Thu
Fri
Sat
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 6326)
Duration: 1:56, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1453)
Duration: 2:24, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1453)
Duration: 2:12, non-stop Boeing 737-800 (738)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY4055
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 4509)
Duration: 1:36, non-stop Embraer EMB 175 (E75)
This flight number is listed as serving the following routes:
- Chicago O'Hare (ORD) - Hartford (BDL)
- Chicago O'Hare (ORD) - Nashville (BNA)
- Chicago O'Hare (ORD) - New York John F. Kennedy (JFK)
- Dallas Fort Worth (DFW) - Miami (MIA)
- New York John F. Kennedy (JFK) - Norfolk (ORF)