Airline business cost structure improved by EasyJet:

Cost borne by all airlines
including EasyJet

Telesales Staff
Cabin crew
Pilot
Group handling
Insurance
Aircraft ownerships cost
Air traffic control fees
Maintenance
Fuel

Costs reduced by EasyJet

Advertising & Marketing expenditures
Airport and landing fees
Aircraft non-utilisation due to delays at congested airports

Costs eliminated by EasyJet

In-flight catering
Business class cabin crew
Travel agent commission