Såhär säger ExpertFlyer gällande konvertering från "Z" på SAS till Ethiopian:
Booking Class Table
Search: Departing ARN on 05/09/15 for ADD
Fare basis code ZSEBIZ
Flying SK
Routing via Eastern Hemisphere
Booking Class
>$LB17
017 STOADD 09MAY15 SK SEK 14643 ZSEBIZ STAY-SU/-- BK-Z
FARE CLS EXPLANATION BOOK CODES
-------- ---------------------- ----------
ZSEBIZ BUSINESS RESTRICTED FARES Z
ZSEBIZ BETWEEN EUROPE AND AREA 2 FOR ROUND TRIP FARES
BOOKING CODE EXCEPTIONS
IF VIA SK Z- FARES
VIA DX C REQUIRED
Alternate Airline (ETHIOPIAN AIRLINES (ET))
>$LB17/ET
017 STOADD 09MAY15 SK SEK 14643 ZSEBIZ STAY-SU/-- BK-Z
FARE CLS EXPLANATION BOOK CODES
-------- ---------------------- ----------
ZSEBIZ BUSINESS RESTRICTED FARES Z
ZSEBIZ BETWEEN EUROPE AND AREA 2 FOR ROUND TRIP FARES
BOOKING CODE EXCEPTIONS FOR CARRIER: ET
VIA ET NO BOOKING CODE DATA EXISTS FLTS
0001-0099
IF VIA SK ALL BUSINESS
VIA ET D REQUIRED WHEN AVAILABLE
IF VIA ** ALL CARRIERS EXCEPT ET
Summa summarum.. "Z" på SAS biljett blir "D" på ET.