As of 28JAN15, ETIHAD’s planned Summer 2015 operation changes, effective 29MAR15 as follow. Further changes remain highly possible.

Abu Dhabi – Algiers Planned NEW 3 weekly A330-300 service from 17JUN15, is now cancelled
Abu Dhabi – Belgrade eff 01JUN15 1 daily A319 service operated by ETIHAD aircraft, instead of Air Serbia
Abu Dhabi – Chennai eff 01MAY15 2nd daily EY268/269 operated by A321, replacing A320
Abu Dhabi – Ho Chi Minh
29MAR15 – 31MAY15 Service reduced from daily to 4 weekly (Day x135), A330-200 operation
eff 01JUL15 Airbus A330-300 begins operating on 3 of 7 weekly flights (Day 135), including launch of First Class service

Abu Dhabi – Hong Kong eff 15JUN15 Planned 4 weekly A330-200 service remain unchanged. However, flight number changes for the 2nd time to EY834/833 (EY854/855 > EY880/881 > EY834/833)
EY834 AUH2145 – 0945+1HKG 332 x247
EY833 HKG1855 – 2325AUH 332 x135

Abu Dhabi – Hyderabad eff 01AUG15 2nd daily EY274/275 operated by Jet Airways 777-300ER, replacing ETIHAD A330-200 (Except Day 7 from AUH, Day 1 from HYD)
Abu Dhabi – Islamabad eff 01SEP15 2nd daily EY233/234 operated by A321, replacing A320 (Overall 2 daily A321)
Abu Dhabi – Istanbul Ataturk Continuation of 5 weekly service instead of daily, as Day 13 service remains closed for reservation
Abu Dhabi – Khartoum eff 01JUN15 Airbus A320 replacing A319, 1 daily service
Abu Dhabi – Kochi 2nd daily EY280/281 operated by A321, replacing A320 (Overall 2 daily A321)
Abu Dhabi – Kozhikode eff 01OCT15 2nd daily EY250/251 operated by A321, replacing A320
Abu Dhabi – Kuala Lumpur eff 01JUN15 EY418/411 operates with A330-200 6 times a week, 777-300ER 1 weekly, instead of daily 777-300ER
Abu Dhabi – Male Winter A330-200 operation extended till 30APR15. A320 operates from 01MAY15
Abu Dhabi – Mumbai Planned Boeing 787-9 operation on EY206/205 is replaced by Boeing 777-200LR aircraft (787-9 operates from 02MAR15 to 28MAR15 only); EY204/203 operated by Jet Airways 777-300ER, replacing A320 (ETIHAD 777 from 01AUG15)
Abu Dhabi – Munich eff 01JUN15 EY003/004 operates with A340-600, replacing A330-300 (Overall 2 daily A340-600 service)
Abu Dhabi – New York JFK eff 01AUG15 Jet Airways Boeing 777-300ER aircraft operates on EY101/100, instead of EY103/102
Abu Dhabi – Paris CDG 2nd Daily EY037/038 operates with A340-600 on daily basis. Planned 6 weekly 777-300ER and 1 weekly A340-600 will only operate in June and July 2015
Abu Dhabi – Sydney
eff 31MAY15 A380 operation moves forward to 31MAY15 instead of 01JUN15, on EY454/455
01JUN15 – 31JUL15 EY454/455 A380 operates 6 weekly (Day x5 from AUH, Day x6 from SYD); EY450/451 switches from A340-600 to 777-300ER
eff 01AUG15 EY454/455 A380 operates daily; EY450/451 1 of 4 weekly operates with A340-600 instead of 777

Abu Dhabi – Thiruvananthapuram eff 01JUN15 A321 replacing A320, 1 daily service

Previously reported changes:
Abu Dhabi – Baku eff 01OCT15 NEW 4 weekly A320 service
Abu Dhabi – Brisbane eff 01JUN15 NEW Daily nonstop Boeing 787-9 service, replacing 1-stop via Singapore with A330-200
Abu Dhabi – Dallas 3 weekly 777-200LR continues on/after 16APR15, instead of planned daily
Abu Dhabi – Delhi eff 01MAY15 NEW 3rd daily service with A320
Abu Dhabi – Dusseldorf eff 01APR15 Boeing 787-9 replaces A330 (A330 operates during March 2015)
Abu Dhabi – Edinburgh eff 08JUN15 NEW 1 daily A330-200 service
Abu Dhabi – Entebbe eff 01MAY15 NEW 1 daily A320 service
Abu Dhabi – London Heathrow EY019/020 operates with A380 from 01MAY15, EY017/018 from 01AUG15 (3 daily A380 by 01AUG15)
Abu Dhabi – Madrid eff 30MAR15 NEW 4 weekly A330-200 service, instead of planned 7 weekly
Abu Dhabi – Melbourne eff 01AUG15 NEW 2nd daily service with 777-300ER
Abu Dhabi – Moscow Domodedovo eff 01JUN15 EY6069/068 operated by Boeing 787-9, replacing A321
Abu Dhabi – Rome 2-class Boeing 777-300ER replaces A330
Abu Dhabi – Sao Paulo 29MAR15 – 30APR15 Airbus A340-600 replaces 777-200LR
Abu Dhabi – Singapore eff 01JUN15 Operation becomes terminator service, ending Singapore – Brisbane sector. A330-300 replaces -200, including introduction of First Class product
Abu Dhabi – Tbilisi eff 02OCT15 NEW 3 weekly A320 service

A number of routes will also see operational schedule changes.