Found these latest working coupons:
10% off Cabin Classes - AMXD0830
10% Off on all cabin classes across the Global Etihad Network – Mobile Only Terms: Available on all Cabin Classes and all Etihad routes across their network. Purchases must be made on Mobile.
Offer ends at midnight tonight.
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10% off Flight to Selected Destinations - 102018
Book before 20 September and get 10% discount to: Amsterdam, Athens, Baku, Berlin, Budapest, Casablanca, Copenhagen, Dublin, Edinburgh, Frankfurt, London, Madrid, Manchester, Minsk, Moscow, Munich, Paris, Rabat, Rome, Venice, Vienna.
Offer ends on 20/9/2018
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20% off Flight to Belgrade, Brussels, Dusseldrof, Geneva, Istanbul, Milan & Zurich - 202018
Etihad Airways-10% & 20% discounts on flights to Europe for Etihad Guest members (free membership)
Offer ends on 20/9/2018.
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source: couponese