Turkish Airlines
flight
TK 1031:
Istanbul - Sofia
Istanbul - Sofia
FLIGHT SCHEDULE
Direct Flights:
Turkish Airlines TK1031
Effective 2026-03-29 through 2026-10-24
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Airbus A321 (32B)
Airbus A321 (32B)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-03-31 through 2026-10-20
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Airbus A321neo (32Q)
Airbus A321neo (32Q)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-04-01 through 2026-10-21
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Turkish Airlines TK1031
Valid until 2026-01-04
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 1:20, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
Turkish Airlines TK1031
Valid until 2026-01-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-02 through 2026-01-09
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Airbus A321 (32B)
Airbus A321 (32B)
Direct Flights:
Turkish Airlines TK1031
Operates only on 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:20, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Turkish Airlines TK1031
Operates only on 2026-01-08
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Airbus A320 (320)
Airbus A320 (320)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-10 through 2026-01-20
Mon
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-11 through 2026-03-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 1:20, non-stop
Boeing 737 (73J)
Boeing 737 (73J)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-14 through 2026-01-16
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-21 through 2026-01-28
Mon
Tue
Wed
Thu
-
-
Fri
Sat
Sun
-
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Turkish Airlines TK1031
Operates only on 2026-01-22
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Airbus A321 (321)
Airbus A321 (321)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-29 through 2026-01-30
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Turkish Airlines TK1031
Effective 2026-01-31 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Turkish Airlines TK1031
Effective from 2026-10-25
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Turkish Airlines TK1031
Effective from 2026-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
- TK 1031 is an international flight departing from Istanbul airport, Turkey (IST) and arriving at Sofia airport, Bulgaria (SOF).
- The flight distance is 291 miles, or 469 km.
- The timezone of the departure airport is UTC+3 , and the timezone of the arrival airport is UTC+2 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 1:15 and 1:20.