Local eSIM
Hong Kong eSIM plans
The Airport Express reaches Central in twenty-four minutes, and a Hong Kong plan is connected before the train leaves Chek Lap Kok. The city is dense, vertical and almost entirely covered, including the MTR, the ferries and the Peak, and the same eSIM runs a stopover, a week of dim sum and hikes, or the ferry to Macau if the plan lists it.
The cheapest Hong Kong eSIM is $1.10 for 500 MB · 7 days; unlimited data costs $1.24 a day (the first 500 MB each day at high speed, then 512 Kbps under the fair use policy). Plans run on csl and SmarTone, with 5G. Prices checked 9 November 2026.
Cheapest plans for Hong Kong
Prices checked 9 November 2026.
- 500 MB · 7 daysHigh speed500 MBYou get 500 MB at high speed to use within 7 days. When it runs out, you can top up to keep going.Validity7 daysNetwork5GTop-upUp to 9 timesOperatorscsl +1 $1.10View plan
- Unlimited dataFair use policyAfter 500 MB each dayYou get 500 MB at high speed each day. After that, the fair use policy slows data to 512 Kbps until the next day, so you are never cut off.Validity1–30 daysNetwork5GTop-upNot availableOperatorscsl +1 $1.24per dayView plan
- 1 GB · 7 daysHigh speed1 GBYou get 1 GB at high speed to use within 7 days. When it runs out, you can top up to keep going.Validity7 daysNetwork5GTop-upUp to 9 timesOperatorscsl +1 $1.93View plan
- Unlimited dataFair use policyAfter 1 GB each dayYou get 1 GB at high speed each day. After that, the fair use policy slows data to 1 Mbps until the next day, so you are never cut off.Validity1–30 daysNetwork5GTop-upUp to 9 timesOperatorscsl +1 $2.20per dayView plan
- Unlimited dataFair use policyAfter 1 GB each dayYou get 1 GB at high speed each day. After that, the fair use policy slows data to 512 Kbps until the next day, so you are never cut off.Validity1–30 daysNetwork5GTop-upUp to 9 timesOperatorscsl +1 $2.34per dayView plan
- Unlimited dataFair use policyAfter 2 GB each dayYou get 2 GB at high speed each day. After that, the fair use policy slows data to 1 Mbps until the next day, so you are never cut off.Validity1–30 daysNetwork5GTop-upUp to 9 timesOperatorscsl +1 $4.13per dayView plan
Where you will use it
Around Hong Kong
Full coverage in Central, Tsim Sha Tsui, Mong Kok, Causeway Bay, Lantau on every plan.
- Add an Octopus card to your phone wallet before you fly; it pays for the MTR, buses, ferries, trams and most shops.
- The Star Ferry and the Peak Tram are the two things to do on day one; book the Peak Tram online to skip the queue.
- Signal is strong everywhere, including the Dragon’s Back and Lantau trails; only the far corners of the Sai Kung country park thin out.
Good to know
Hong Kong eSIM questions
How much does an eSIM for Hong Kong cost?
Plans start at $1.10 for 500 MB · 7 days. Unlimited daily data costs $1.24 a day (the first 500 MB each day at high speed, then 512 Kbps under the fair use policy). Prices are in US dollars and include everything: no roaming fees, no subscription.
Does the eSIM work in Macau as well?
Only if the plan lists Macau; it is a separate territory with its own networks. Some Hong Kong plans include it; otherwise pick a regional Asia plan for the day trip.
Is a Hong Kong plan filtered like mainland China?
No. Hong Kong networks run the open internet, so Google, WhatsApp and the rest work as at home. A mainland trip needs a China plan, which routes through Hong Kong to keep those working.
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