How long would to take for a letter get Russia which is sent from the UK?

The delivery time for a letter sent from the UK to Russia can vary depending on the shipping method and the specific location within Russia. Here are some general estimates:

Standard Airmail: 5-10 business days

Priority Airmail: 3-5 business days

Express Mail Service (EMS): 2-3 business days

Please note that these are just estimates, and the actual delivery time may be affected by factors such as customs clearance, postal delays, and the current global situation. It's always best to check with the postal service or shipping provider for the most up-to-date information on delivery times.