RoamRoamCalc › UK
The UK: the practical basics
A UK trip usually centres on London plus a few train day trips, with plenty of transit planning on the go.
| Topic | Short answer | |
|---|---|---|
| Mobile data | About 8GB for a typical 7-day trip (10GB plan) | Calculate |
| Plugs & voltage | Type G, 230V 50Hz | Details |
| Tipping | 10–12.5% if not already added at restaurants (GBP) | Calculator |
Phone and data tips
- Citymapper and Google Maps both work well for London's buses and Underground.
- Train and station Wi-Fi exists but is often slow. Treat it as a backup.
- Contactless payment works across London transit, so you rarely need ticket apps there.
Plan the rest of your UK trip
FlightsFind cheap flights to the UK · AviasalesTravel insuranceMedical and trip cover for the UK · EKTAAirport transfersPre-book a ride from the airport in the UK · Welcome PickupsAttractions & museumsSkip-the-line tickets and experiences in the UK · Tiqets
More transfer options: GetTransfer
Partner links. We may earn a commission at no extra cost to you.