United Kingdom SIM Card

Compare prepaid SIM cards for United Kingdom

The best virtual SIM card for the United Kingdom depends on your trip length and data needs. A local digital SIM provides immediate mobile data upon arrival, avoiding the need to search for a physical SIM.

Connect to local networks for best coverage
Instant activation
Keep your main SIM for calls and SMS

Destination

Prefer to buy an eSIM instead?

Check out the best eSIM for United Kingdom

Last updated: 16 April 2026

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Best ESIM For United Kingdom

Best value / GB

PERIOD30 DAYS

DATA500 GB

PRICE$50.00= $0.10 / GB

As of April 2026, Roamify offers the best eSIM in United Kingdom — 30 days, 500 GB for $50.00 ($0.10/GB).

Buy eSIM from Roamify

Cheapest ESIM For United Kingdom

Cheapest price / GB

PERIOD7 DAYS

DATA1 GB

PRICE$1.42

As of April 2026, Manet offers the cheapest United Kingdom eSIM — 1 GB for $1.00 over 7 days. Need more data? It may not be the best value. Roamify offers a better rate at $0.10/GB — cheaper per GB than Manet.

Buy eSIM from Manet

Unlimited Data For United Kingdom

Best for heavy users

PERIOD7 DAYS

DATA∞

PRICE$18.50

As of April 2026, Roamify offers the cheapest unlimited plan in United Kingdom — 7 days for $18.00 ($2.64/day). Note: speeds may be throttled after heavy use. For longer trips, Roamify's 30-day plan is faster.

Buy eSIM from Roamify

Sort by

TRIP DURATION

4 tested providers·32 data plans for United Kingdom·Prices from $2.45 to $490.00·Final price may vary slightly.

(7742)

PERIOD

NO EXPIRATION

DATA

1 GB

PRICE

$2.45

virtual SIM card

Instant activation

(26594)

PERIOD

NO EXPIRATION

DATA

1 GB

PRICE

$2.47

virtual SIM card

Instant activation

(7742)

PERIOD

NO EXPIRATION

DATA

2 GB

PRICE

$4.90=$2.45/GB

virtual SIM card

Instant activation

(1503)

PERIOD

NO EXPIRATION

DATA

1 GB

PRICE

$5.49

virtual SIM card

Instant activation

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User Reviews (2)

Share your experience! Have you used a Kingdom SIM Card eSIM from one of the providers mentioned? Let us know your thoughts! Or if you're still deciding, check out user reviews to make the best choice for your trip.

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Greg Dummerused in United Kingdom

Very Poor experience . Worked ok in England but hopeless in Ireland. Lots of trouble shooting and emails but no luck. Changed back to my primary sim and worked fine. Very disappointed with Jetpac.

20 July 2025

Vlad used in United Kingdom