Whatever mode of transport travelers use, they will need to move quickly as many services will likely be full by this afternoon.
British Airways charges £ 452 for the cheapest tickets for a direct flight from Paris to London Heathrow, according to the PA news agency.
The same trip on Saturday can be done with the airline for just £ 66.
The cheapest Eurostar train ticket between Paris and London costs £ 210, compared to £ 165 on Saturdays.
The cost of the Channel Tunnel car journey on Eurotunnel Le Shuttle services on Fridays is £ 260.
That’s £ 60 more than journeys made on Saturdays.
P&O Ferries has limited availability, but a person traveling with a car from Calais to Dover can purchase a ticket for £ 200.
Travelers from the south of France are struggling to return to the UK before the 4 a.m. quarantine deadline on Saturday.
On Friday, many direct flights to the UK are fully booked.
Flight booking site Skyscanner suggested that there were no direct flights between Biarritz and London.
The cheapest option offered was to take a flight to Paris, another to Belfast and a third arriving at London Stansted shortly before midnight, for a total cost of £ 284.
The cheapest ticket with just two flights is £ 579 with Air France, changing in Paris.