Mistakes happen and plans change, so we've worked with travelsupermarket.com to compare the costs imposed by UK and Eire's airlines to make any changes to your bookings. The cost of changing a flight or flight date can vary from £15 per person plus fare up to £40 per person.The price for changing the name on a ticket varies from £25 per person with up to £120 and some airlines don't allow you do it at all.If you need to cancel your flight and want a refund then the charge for this vary from £15 to £40 and some airlines don't offer any refunds at all.istakes happen and plans change, so we've worked with travelsupermarket.com to compare the costs imposed by UK and Eire's airlines to make any changes to your bookings. The cost of changing a flight or flight date can vary from £15 per person plus fare up to £40 per person.