Discounted flights are being offered by Eva Air flights to mark 30 years flying from Heathrow to Bangkok and Taipei.
Rates are being cut by between £30 and £60 depending on cabin class.
For bookings on the routes made between March 27 and April 10 for travel from May 1 until December 9.
Return tickets are also being given away in a prize draw on the carrier’s Facebook and Instagram pages.
The 30th anniversary sale will be promoted by the Taiwanese airline, which operates daily from Heathrow, on 175 London buses.