Good sale, and some fantastic fares (and 2x miles too
), but the travel period is a bit restrictive: outbound 25 June - 3 Sep, return by 30 Sep
In the same vein (not quite as cheap, but more flexible booking conditions), you have one more day left to use your Austrian 20% off voucher ex-LHR. Voucher code
EASTERUK, valid on OS flights only (not BD LHR-VIE), book by 4 April - makes it GBP1520 to BKK and GBP1330 to PEK