Graphic: Ash cloud and live flight data, 4.00pm April 19

This graphic from Sabre Flight Explorer shows the extent of the volcanic ash plume and its effect on flight routes. Based on live flight data at 4.00pm GMT, April 19.

Key

Red/orange zones: extent of volcanic ash plume

Straight blue lines: daily published flight routes designated for eastbound and westbound trans-oceanic flights

• 
  
  No westbound flight routes from northern Europe
  
  
• 
  
  Routes A, B and C: eastbound flight routes into southern Europe – currently in heavy use
  
  
• 
  
  Routes Y and Z: westbound flight routes from Europe – only two routes in operation

Blue arrows: high altitude global jet streams

Aircraft icons: airlines currently flying

More on the crisis

April 19

• Royal Navy lined up to rescue stranded Brits
  
• Tui rescues 5,000 clients from Spain by coach and ship
  
• IATA slams European governments over ash cloud handling
  
• Ash flights ban costs Tui £20m and rising

April 16

• Majority of UK flights restricted
  
• Flight chaos predicted for returning Easter holidaymakers
  
• Travel insurance not designed to cover all risks
  
• Volcano disruption ‘incredibly challenging’, says agent
  

April 15

• Opinion: Ash happens. Let’s keep it in perspective  
  
• Volcanic eruption ‘could last months’
  
• Volcano latest: operators and airlines react
  
• Ash disruption may not be covered by insurers
  
• First person: Inside operator HQs as ash chaos descends