IF YOU REQUIRE FLIGHTS, MAY WE SUGGEST:

Scheduled flights:
www.ryanair.com
www.easyjet.com
www.flymonarch.com (charter service also)
www.thomsonfly.com
www.flythomascook.com

Other flight operators and agents :
www.airflights.co.uk
       01702 393939
www.flightline.co.uk
www.tenerifetravel.co.uk
www.fly-4-less.com
www.onlinetravel.com
www.travelsupermarket.com
www.travelrepublic.co.uk
www.avro.com
www.1callflights.com
www.1fly.co.uk
www.airparade.co.uk
www.bargainholidays.com
www.BestAirFares.co.uk
www.flightsavers.co.uk
www.grabaflight.com

A Google (or similar) search for tenerife flights will result in a large number of options.