Get to London first
Eurostar does not start in Frome.
London St Pancras to the continent — after a Frome train, not instead of one.
Eurostar is the Channel Tunnel shop. From Frome that means GWR or Trainline to Paddington, across London, then St Pancras. It is a trip, not a Somerset day out.
Pair it with a travel eSIM so you are not roaming blind the minute you leave Folkestone.
Passport and luggage rules live on their site. We do not invent a fare.
Best from: St Pancras after a Frome or Westbury train
Shop type: International rail
What to weigh before you click through.
Eurostar does not start in Frome.
Add a travel SIM before you board if you want data in France.
Arrive earlier than a domestic train. Their site has the current time.
FlixBus to Paris is a different, slower shop.
Same click-through idea. Official shops only.