Flights to Dalaman are available from many UK airports. some websites to try are:-

  www.meridiantravel.co.uk

  www.excelairways.com

  www.skyvalue.co.uk

  www.mytravel.com

  www.flightline.co.uk

  www.flythomascook.co.uk

  www.cheapestflights.co.uk

  www.meridianlinetravel.co.uk

  www.dialaflight.com

  www.freedomflights.co.uk

  www.travelrepublic.co.uk