bmi plans to resume flights from London Heathrow at 1200 BST on Wednesday 21 April.A limited schedule of flights will also be operated from regional UK airports.
Passengers are advised to visit www.flybmi.com for travel updates and individual flight status.
Safety is bmi's number one priority and the decision to cancel flights is based on continuing advice from the UK Met Office and NATS (air traffic control), who are tracking a cloud of ash which is moving through UK airspace and affecting all airlines.
Customers whose flights are cancelled are entitled to a full refund.
Customers who choose to rebook can do so within three weeks for travel within two months. Normal refund conditions apply.
To apply for a refund or to rebook, please call 0844 8484 888 (UK).