Derek Robbins, a senior lecturer at Bournemouth University, told MailOnline Travel: ‘In mid 2000s the fuel cost on short haul flights was estimated at 20 per cent of total costs based on UK figures. ‘Whilst the price of oil has fallen considerably, it should be noted that many airlines have hedged the cost of their fuel so have not received the full benefit of the falling oil price. ‘ The crew cost of the journey, calculated using average salaries on jobs website Glassdoor, comes to just $1.50 (£1.03) per passenger, including both the pilots and stewards.

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explaining flight costs