The Civil Aviation Authority, who are responsible for regulating air travel in the UK publishes a helpful guide to the prices changed by various airlines for different services.
Did you know Aer Lingus charges £1 for a text message? BA only charges 25p.
Flybe charges £30 for sports equipment, and this will only be carried on a space available basis. Ryanair charges £50. BA let’s you have it as part of your free allowance.
Ryanair charges 2% of the ticket price to use a credit card, most other airlines seem to charge £4.50.
You can download the document here.
Well worth a read if you are taking a flight from the UK and want to understand extra fees you might have to pay.