Which Travel eSIM Is Best for Singaporeans in 2026?

The best travel eSIM for Singaporeans in 2026 is a data-only eSIM for your exact destination, on a known local network, with enough daily data for your trip. According to Trip.com at the time of writing, a Japan eSIM starts from about S$1.98 for 1GB a day over 3 days, while Singtel lists ReadyRoam Asia at S$18 for 6GB. Klook, Pelago and Trip.com all sell travel eSIMs, so compare the same plan on each.

New to ShopBack? ShopBack Singapore is a free app and website. When you tap through from ShopBack to a partner site like Klook, Pelago or Trip.com and buy as normal, part of what you spend comes back to your ShopBack account as cash. Sign up to ShopBack Singapore for free.

Which travel eSIM is best for Singaporeans?

The best eSIM is the one that matches your country, your days and your data use, at the lowest final price. There is no single brand that wins every trip. What changes from trip to trip is the local network behind the eSIM, the data allowance, and how long the plan lasts.

A good travel eSIM for a Singapore traveller usually ticks these boxes:

• It covers the exact country you are visiting. A single-country plan is usually cheaper than a regional one if you are only going to one place. A regional plan makes sense for a multi-country trip.
• It runs on a well-known local network. Klook's listings, for example, name the network for each country: SoftBank 5G and DOCOMO 4G LTE in Japan, SKT in South Korea, AIS in Thailand, Viettel in Vietnam, CSL in Hong Kong, Taiwan Mobile in Taiwan and Verizon in the United States, at the time of writing.
• The data matches how you travel. Daily plans reset every day; total data plans give you one pool for the whole trip.
• The plan length covers your whole trip. Trip.com's guide suggests letting your plan run one day past your return flight so you are not offline at the airport.
• It installs before you fly. You want to set it up at home on Wi-Fi and switch it on when you land.

Once you know what you need, the choice of booking site comes down to price for that exact plan and which rewards you collect.

eSIM Singapore: what Klook, Pelago and Trip.com sell

All three sell travel eSIMs that Singapore travellers can buy and install before the trip. Here is what each one lists at the time of writing.

Klook. Klook's eSIM, SIM card and pocket WiFi section covers more than 50 countries, according to the page title. Its eSIM listings show validity from 1 to 30 days, 5G or 4G LTE speeds, and data-only service. Klook's Japan eSIM shows a 4.6 rating from more than 48,000 reviews and more than 2 million bookings at the time of writing, and its South Korea SKT eSIM shows more than 1 million bookings.

Pelago. Pelago is a Singapore Airlines company, and its Travel eSIMs section listed 218 eSIM and SIM products at the time of writing. These include Pelago's own eSIMs for Japan, South Korea, Malaysia, China, Thailand, Vietnam, Indonesia, Australia, the United Kingdom, the United States, Europe and Asia, plus a KDDI Japan unlimited data eSIM. Pelago says members can earn KrisFlyer miles on every booking and use miles to pay for purchases.

Trip.com. Trip.com sells eSIMs alongside its flights, hotels and attractions, and publishes country guides for Japan, Thailand, China and Malaysia eSIMs. Its Japan guide lists daily data plans with prices in Singapore dollars, shown in the next section.

What a travel eSIM costs compared with roaming

For data, a travel eSIM usually costs less than roaming for a short trip. Trip.com's Japan eSIM guide lists these starting prices at the time of writing:

Japan eSIM plan on Trip.com	Starting price
1GB a day, 3 days	S$1.98
1GB a day, 5 days	S$3.38
1GB a day, 7 days	S$4.75
2GB a day, 3 days	S$3.35
2GB a day, 5 days	S$5.20
2GB a day, 7 days	S$7.07

Singtel's roaming page lists these packs at the time of writing:

• ReadyRoam Asia: S$18 for 6GB, valid for 30 days across 19 destinations including Australia, Japan and South Korea.
• Unlimited Data Single Destination, 7 days: S$20 for destinations such as Japan, South Korea, Taiwan and Vietnam, with 1GB a day at high speed.
• UnlimitedRoam Asia: S$35 for 14 days across the same 19 destinations, with 15GB at high speed under a fair usage policy.

So on a one-week Japan trip, a 2GB-a-day eSIM listed at about S$7 compares with S$18 to S$20 for a Singtel roaming pack. Roaming still has real strengths: your Singapore number works for calls and bank SMS codes with no setup, and you do not need an eSIM-ready phone. Many travellers use both, with roaming off for data and the eSIM doing the browsing.

How much data you actually need

Most people need 1GB to 3GB a day. Trip.com's Japan eSIM guide breaks it down like this:

• Light use, 1GB to 2GB a day: messaging, maps, quick searches and a little social media.
• Moderate use, 2GB to 3GB a day: frequent Instagram or TikTok posts, photo backups, music and the odd video call.
• Heavy use, 3GB or more a day: streaming video, sharing data by hotspot, or working remotely.

It says a 2GB or 3GB daily plan usually covers most visitors. If you travel as a family, check whether the plan allows hotspot sharing before you rely on one phone for everyone.

eSIM Singapore 2026: phone check and setup

Check that your phone supports eSIM and is not locked to one network before you buy. Apple says an iPhone XS, iPhone XS Max, iPhone XR or later supports eSIM, and that an iPhone can hold eight or more eSIMs. On Android, look for an Add eSIM or Download SIM option in your settings.

Trip.com's guide gives this setup order:

1. Buy the plan and wait for the activation email with a QR code.
2. Connect to Wi-Fi at home in Singapore.
3. Scan the QR code to add the eSIM, through Settings, then Cellular on iPhone or SIM card management on Android.
4. Keep the eSIM line turned off until you land.
5. When you arrive, switch on the eSIM and turn on data roaming for that line.

Trip.com also warns not to delete the eSIM if activation fails, because it can usually only be installed once on one device. Contact the seller's customer service instead.

Searching for an eSIM for visitors to Singapore? Pelago also lists tourist SIMs and eSIMs from Singtel, StarHub and M1 for people arriving in Singapore, some with an EZ-Link transport card option.

eSIM Singapore best deals in 2026

The best deal is the lowest final price for the plan you need, after any reward that lowers your cost. These habits usually get you there:

• Buy only the days you need. Count your nights, add one day for the flight home, and stop there.
• Pick daily or total data on purpose. A total data plan can be cheaper if some days are spent in a hotel on Wi-Fi.
• Check the network, not just the price. A cheaper plan on a weaker network in the places you are going is not a deal.
• Use the site's own programme. Trip.com Rewards gives Platinum members one free global eSIM data package of 1GB for 3 days, and Diamond members a 3GB, 5-day package, according to its loyalty page at the time of writing. Pelago members earn KrisFlyer miles.
• Book from ShopBack. Open the store from ShopBack Singapore before you pay, so the cash that comes back lowers your effective price.

Klook vs Pelago eSIM Singapore price comparison 2026

Neither Klook nor Pelago is cheaper every time, so compare the same plan on both. The two sites list different networks and plan sizes for the same country, which means the cheapest option changes by destination and trip length.

To compare fairly:

1. Pick one country and one plan type, for example Japan, 2GB a day, 7 days.
2. Search that exact plan on Klook and on Pelago.
3. Check the network name, speed, validity and whether hotspot use is allowed.
4. Compare the final price at checkout in Singapore dollars.
5. Then weigh the rewards: KrisFlyer miles on Pelago, or Klook's own promotions if you already use Klook for attractions.

Where they differ in character: Klook shows network names, ratings and booking counts clearly on each listing, which helps you pick a proven plan. Pelago carries its own eSIM range across Asia, Europe and Australia, plus local tourist SIMs for Singapore, and links bookings to KrisFlyer.

Klook, Pelago or Trip.com: which one fits you

Pick the site that fits the rest of your trip.

• Klook suits travellers who already book attractions, rail passes or airport transfers there and want everything in one account, with ratings to guide the choice.
• Pelago suits KrisFlyer members who want miles on every booking, especially if they are flying Singapore Airlines or Scoot.
• Trip.com suits travellers who book flights and hotels on Trip.com and collect Trip Coins, worth about S$1.28 per 100 at the time of writing, which can be used on later prepaid bookings.

All three are on ShopBack Singapore: the Klook page on ShopBack, the Pelago page on ShopBack and the Trip.com page on ShopBack.

Booking your eSIM through ShopBack

The steps are the same on all three sites:

1. Open the ShopBack Singapore app or website.
2. Search for Klook, Pelago or Trip.com.
3. Tap through from the store page on ShopBack.
4. Choose your eSIM and pay as normal on the site you picked.

Each store page on ShopBack lists which booking types are eligible and the current rate, so check it before you tap through.

Why ShopBack is the last step before you book

The last step before you book flights, hotels or a travel eSIM: open ShopBack. Tapping through from the store page is what lets eligible bookings earn cash back.

Your effective price is what you pay minus the cash ShopBack returns. Cashback lowers what you actually pay for an order. It comes back as cash, so it works like a discount on the price, not like points or miles. You can still collect KrisFlyer miles or Trip Coins under each site's own programme terms.

Here is how it works on a bigger booking. On a S$200 trip booking at an illustrative 5% rate, S$10 comes back to your ShopBack account, so the effective price is S$190. This rate is only an example; check the live rate on the store's ShopBack page before you tap through, because rates and eligible categories differ by site.

When you compare eSIM sites, compare effective prices, not just checkout prices.

FAQ

Which travel eSIM is best for Singaporeans? There is no single best eSIM for every trip. For most Singaporeans, the best pick is a data-only eSIM for your exact country, on a known local network, with enough data per day for your trip. Klook, Pelago and Trip.com all sell travel eSIMs, so compare the same country, data allowance and number of days on each before you buy.

How much does a travel eSIM for Japan cost from Singapore? According to Trip.com's Japan eSIM guide at the time of writing, plans start from about S$1.98 for 1GB a day over 3 days, S$4.75 for 1GB a day over 7 days and S$7.07 for 2GB a day over 7 days. Prices change often, so check the live price on the booking site before you pay.

Is an eSIM cheaper than Singtel roaming? Usually, for data. Singtel lists ReadyRoam Asia at S$18 for 6GB over 30 days and UnlimitedRoam Asia at S$35 for 14 days at the time of writing. A short trip on a travel eSIM often costs less, while roaming keeps your Singapore number active for calls and SMS codes without changing settings.

Is Klook or Pelago cheaper for an eSIM? Neither is cheaper every time. Klook and Pelago both sell eSIMs for popular destinations from Singapore, and prices move with the network, data allowance and number of days. Search the same country and plan length on both, compare the final price, and then think about which rewards you value, such as KrisFlyer miles on Pelago.

Does my phone support an eSIM? Apple says an iPhone XS, iPhone XS Max, iPhone XR or later supports eSIM. Many recent Android phones do too, but check your phone's settings for an Add eSIM option and make sure the phone is not locked to one network before you buy.

When should I install my travel eSIM? Install it in Singapore while you are on Wi-Fi, then keep the eSIM line turned off until you land. Trip.com's guide says to switch on the eSIM and data roaming after you arrive, and not to delete the eSIM if activation fails, because it can usually only be installed once.

How much data do I need per day on holiday? Trip.com's Japan eSIM guide suggests 1GB to 2GB a day for maps, messaging and light social media, 2GB to 3GB for frequent posting and video calls, and 3GB or more for streaming or hotspot use. It says a 2GB or 3GB daily plan usually covers most visitors.

Can I keep my Singapore number while using a travel eSIM? Usually, yes, on a dual SIM phone. Keep your Singapore line on for calls and SMS, set the travel eSIM as your data line, and turn data roaming off on your Singapore line so you are not charged roaming data by mistake. Check your telco's roaming charges for calls and SMS before you go.

Can I earn rewards when I buy an eSIM? Each site has its own programme. Pelago, a Singapore Airlines company, says you can earn KrisFlyer miles on every booking. Trip.com Rewards members earn Trip Coins, worth about S$1.28 per 100 Trip Coins at the time of writing, and Platinum and higher tiers get free global eSIM data packages. Check each programme's terms for eSIM eligibility.

How does ShopBack lower the price of a travel eSIM? The last step before you book flights, hotels or an eSIM is to open ShopBack. Go to the Klook, Pelago or Trip.com page on ShopBack Singapore, tap through and buy as usual. Eligible purchases earn cashback that comes back to your ShopBack account as cash, so your effective price is what you pay minus the cash ShopBack returns. The live rate is shown on each store page.

Is cashback the same as KrisFlyer miles or Trip Coins? No. Cashback lowers what you actually pay for an order. It comes back as cash, so it works like a discount on the price, not like points or miles. KrisFlyer miles and Trip Coins are rewards you spend inside those programmes.

Disclaimer

The information in this article is provided for general informational purposes only and does not constitute financial, legal, or travel advice. eSIM prices, networks, roaming packs, rewards programmes, cashback rates and eligible booking types change over time and may vary by destination, date or account. Check current prices and terms with the eSIM seller, your telco and on the relevant ShopBack Singapore store page before you buy. Brand names are used for editorial reference only and do not imply endorsement by those companies.