I am not sure but I believe the booking class is 'V'. When I try to book the same flight on Expedia then it shows me following message :
We understand that sometimes plans change. We do not charge a cancel or change fee. When the airline charges such fees in accordance with its own policies, the cost will be passed on to you.
- Tickets are nonrefundable and nontransferable. A fee of $135 per ticket is charged for itinerary changes. Name changes are not allowed.
- Please read the complete penalty rules for changes and cancellations applicable to this fare.
here is the full text of fare rules from turkish aireline's website on the payment page.
FN2/P16
QUOTE 01
02 ABC-XYZ SAT-08AUG15 TK NUC523.00 VHV3XPC
16.PENALTIES
ORIGINATING THE UNITED STATES -
CHANGES
ANY TIME
CHARGE USD 135.00 FOR REISSUE/REVALIDATION.
NOTE -
REPRICING CONDITIONS-
--------------------
A-BEFORE DEPARTURE-
ITINERARY MUST BE RE-PRICED USING CURRENT FARES
IN EFFECT ON THE DATE THE TICKET IS REISSUED
THE ITINERARY MUST MEET ALL RULE PROVISIONS OF
THE NEWLY TICKETED FARE INCLUDING ADVANCE
PURCHASE
--AP MEANS-
TKT MUST BE PURCHASED A MINIMUM NUMBER OF DAYS
BEFORE THE FLIGHT DEPARTS
-
A CHANGE IS A DATE/FLIGHT/ROUTING/BOOKING CODE
CHANGE.
-
CHARGE APPLIES PER TRANSACTION - PER PERSON FOR
ADULT CHILD AND INFANT WITH SEAT.
INFANTS WITHOUT A SEAT ARE NOT CHARGED THE FEE
-
NEW FARE MAY BE EQUAL OR HIGHER. WHEN THE
NEW
-
ITINERARY RESULTS IN A HIGHER
FARE THE DIFFERENCE WILL BE COLLECTED AND THE
CHANGE FEE WILL BE APPLIED.
-
CHARGES SHALL NOT BE WAIVED FOR MEDICAL
REASON
-
WHERE THIS FARE IS COMBINED WITH ANOTHER FARE AND
ONLY ONE FARE COMPONENT IS CHANGED THE PENALTY
CONDITIONS OF THE CHANGED FARE COMPONENT WILL
APPLY
WHEN MORE THAN ONE FARE COMPONENT IS BEING
CHANGED THE HIGHEST PENALTY OF ALL CHANGED FARE
COMPONENTS WILL APPLY
-
FOR DOMESTIC TURKEY SECTORS - WITHOUT CHARGE
-
-
B-AFTER DEPARTURE-
-
THE ITINERARY MUST BE RE-PRICED USING HISTORICAL
FARES IN EFFECT ON THE ORIGINAL TICKETING DATE.
THE NEW ITINERARY MUST MEET ALL THE RULE
PROVISIONS OF THE NEWLY TICKETED FARES SUCH THAT
THE RECALCULATED FARE COULD HAVE BEEN USED FOR
THE NEW ITINERARY IF PURCHASED ON THE ORIGINAL
TICKET ISSUE DATE
-
A CHANGE IS A DATE/FLIGHT/ROUTING/BOOKING CODE
CHANGE.
-
CHARGE APPLIES PER TRANSACTION - PER PERSON FOR
ADULT CHILD AND INFANT WITH SEAT.
INFANTS WITHOUT A SEAT ARE NOT CHARGED THE FEE
-
NEW FARE MAY BE EQUAL OR HIGHER. WHEN THE
NEW
-
ITINERARY RESULTS IN A HIGHER
FARE THE DIFFERENCE WILL BE COLLECTED AND THE
CHANGE FEE WILL BE APPLIED.
-
WHERE THIS FARE IS COMBINED WITH ANOTHER FARE AND
ONLY ONE FARE COMPONENT IS CHANGED THE PENALTY
CONDITIONS OF THE CHANGED FARE COMPONENT WILL
APPLY
WHEN MORE THAN ONE FARE COMPONENT IS BEING
CHANGED THE HIGHEST PENALTY OF ALL CHANGED FARE
COMPONENTS WILL APPLY
--
CHARGES SHALL NOT BE WAIVED FOR MEDICAL
REASON
-
-
FOR DOMESTIC TURKEY SECTORS - WITHOUT CHARGE
-
-
NOTE-
SEQUENTIAL USE OF FLIGHT COUPONS - THIS FARE IS
ONLY VALID IF THE FLIGHTS ARE TAKEN IN THE BOOKED
SEQUENCE. OTHERWISE THE FARE WILL BE RECALCULATED
BASED ON THE ACTUAL FLIGHT ROUTING.
--
ANY TIME-
--
REVALIDATION/REBOOKING/REROUTING MUST BE
FINALIZED BEFORE DEPARTURE OF THE ORIGINAL FLIGHT
BEING CHANGED PROVIDED ALL CONDITIONS EXCEPT
ADVANCE PURCHASE ARE COMPLIED WITH.
CHARGE USD 270.00 FOR NO-SHOW.
NOTE -
FLIGHT COUPON OF A PASSENGER HAVING A RESERVED
SEAT BUT NOT SHOWING UP CHECK IN DESK FOR ON
TIME IS ACCEPTED AS NO-SHOW
RESERVATION NEEDS TO CANCELLED AND TICKET NEEDS
TO REISSUED BEFORE THE ORIGINAL FLIGHT
OTHERWISE IS ACCEPTED AS NO SHOW
-
CHARGES SHALL NOT BE WAIVED FOR MEDICAL REASON -
CANCELLATIONS
TICKET IS NON-REFUNDABLE IN CASE OF NO-SHOW.
NOTE -
NOT PERMITTED EVEN FOR MEDICAL REASON
FOR NON REFUNDABLE TICKETS THE -YR- SURCHARGE
WILL NOT BE REFUNDED.
--
-
WHEN FARES ARE COMBINED THE MOST RESTRICTIVE
CONDITIONS APPLY
-
BEFORE DEPARTURE
TICKET IS NON-REFUNDABLE IN CASE OF CANCEL/REFUND.
NOTE -
NOT PERMITTED EVEN FOR MEDICAL REASON
FOR NON REFUNDABLE TICKETS THE -YR- SURCHARGE
WILL NOT BE REFUNDED.
-
-
WHEN FARES ARE COMBINED THE MOST RESTRICTIVE
CONDITIONS APPLY
-
AFTER DEPARTURE
TICKET IS NON-REFUNDABLE IN CASE OF CANCEL/REFUND.
NOTE -
NOT PERMITTED EVEN FOR MEDICAL REASON
FOR NON REFUNDABLE TICKETS THE -YR- SURCHARGE
WILL NOT BE REFUNDED.
-
-
WHEN FARES ARE COMBINED THE MOST RESTRICTIVE
CONDITIONS APPLY
-