The USA has several time zones so there is not a single answer to your question.
Also, daylight savings time is different between the two places so that will have to be know to answer as well.
5pm
5pm GMT
If it is 5pm in Bangkok, Thailand, it would be 4am in Oklahoma, US.
Regular trading hours which is 9AM - 5PM UK time
If it's 1 pm in the Bahamas, it will be 6 pm in London
Western Australia is 8 hours ahead of London UK GMT so 12.00 (midday) is 8.00 pm. So to answer your question 5pm in Western Australia the time in London UK is 9.00am. Hope that helps
To arrive in Chicago at 5pm local time, you would need to leave London in the morning, typically around 11am or noon, to account for the time difference of approximately 6-7 hours. This would allow for an average flight duration of 8-9 hours to reach Chicago O'Hare International Airport from London Heathrow.
5pm UTC = 9am PST = 10am PDT
Eastern is always one hour more. 5PM CST->6PM EST
The time difference between the western US (Pacific Time) and London is usually 8 hours. London is 8 hours ahead of the western US.
4 am estBetween the last Sun. of Mar. & the last Sun. of Oct., 9 AM BST in London = 3 AM EST in Canada & the Caribbean and 6 PM EST in Australia.Between the last Sun. of Oct. & the last Sun. of Mar., 9 AM GMT in London = 4 AM EST in North America and 7 PMEST in Australia.
At 12:00 AM in Sydney, it will be 1:00 PM in London.