Bonus segment tier points would reduce this but it is out of reach for most leisure travellers or small businesses. This is why most flights on partner airlines continue to earn tier points based on distance flown and travel class. Tier point arbitrage still existsThe airlines in the top list above are where you should be looking to earn cheap(er) tier points. This will earn you just over 6,000 British Airways Club tier points in the new system. In comparison, a BA flight to Bangkok costing £4,000 would, netting out taxes and charges, only earn you around 3,500 tier points at 1 per £1 spent, plus whatever bonus tier points per segment you receive.