Top picks for Belfast Wi-Fi & SIM cards

Discover 28 Wi-Fi & SIM cards in Belfast on Trip.com, updated December 29, 2025, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From EUR 0.21 per person, with an average total of EUR 3.32. Choose the option that suits your plan.

With 12.476k verified reviews, Wi-Fi & SIM cards Belfast boast an average rating of 4.5.

This week's most popular Wi-Fi & SIM cards: "Global (66 countries) | 5G/4G eSIM | Total Package | 24H Billing | 1-7 days | QR code", with 3.303k reviews and a 4.5 rating.

The next available day tour departs on December 30, 2025. Book now to secure your spot!

Belfast Wi-Fi & SIM cards usually take about 1 hours — perfect for a relaxed, immersive experience!

December is the perfect time to visit Belfast! Choose from Wi-Fi & SIM cards available day tours, including seasonal favorites like Global (66 countries) | 5G/4G eSIM | Total Package | 24H Billing | 1-7 days | QR code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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28 results for Belfast Wi-Fi & SIM cards

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Reviews/Trip Moments

Reviews: Europe 4G/5G eSIM | DayPass /Total | 500MB/day-total 30GB | 1-30 days | 24-hour system | QR code
Guest User2025-11-22
I've repurchased this multiple times. It's ready to use immediately upon arrival, and renewals are very convenient. Checking usage on the website is easy, and data sharing is supported. Internet connectivity is consistently smooth across different locations in Spain.
Reviews: Global (66 countries) | 5G/4G eSIM | Total Package | 24H Billing | 1-7 days | QR code
Guest User2025-11-13
Very friendly family run Homestay , close to walking street and the room is clean , walk thru alley and no cars pass by but accessible with motorcycle
Reviews: Europe 4G/5G eSIM | Day Pass/Data Package | 1-30 Days | 24-Hour Billing | QR code
Guest User2025-12-28
Easy to install and use. I’ve used it in Germany and Greece. In both countries, I have good connection.
Reviews: Global 77 Countries 4G/5G eSIM | Day Pass/Total Data Package | 1-30 Days | 24-Hour Billing | QR Code
Guest User2025-11-04
I always use it when I come back to Japan during my trip around the world. It's easy to connect to the internet, so I can use mobile payments like Mobile Suica and Rakuten Pay.
Reviews: Global (100 countries) 4G/5G eSIM | DayPass/Total | 500MB/day - 30GB Total Data | 1-30 days | 24-hour billing | QR code
Guest User2025-12-29
Setting up the service is very easy. It works in many countries. It might be slow at times depending on the signal quality in your area. Overall, it's good, especially because the data doesn't leak like with regular SIM cards I've used before.
Reviews: Europe (33 countries) | 5G/4G eSIM | Day Pass/Total Package | Natural Day Billing | 1-90 days | QR code
Guest User2025-12-25
Esim from Trip.com is working very good. I like booking my hotel and flights as well from this website
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