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Singapore · 1networks · Updated May 2026

How Much Does Roaming Cost in Singapore in 2026?

1 carrier compared · Updated May 2026 · By Roaming Experts

$79+
You save
per 7-day trip to Singapore
AT&T $84.00 · eSIM $5.49

Short Answer:

AT&T charges $12/day for roaming in Singapore. A 7-day trip costs $84.00 in carrier fees.HelloRoam covers that same week for $5.49 total1GB on local networks. You save $78.51 with HelloRoam. No contract changes needed. Prices verified May 2026.

The pain

What carriers charge in Singapore

Daily rate, total cost, and what you actually get.

US carrier roaming costs in Singapore, verified May 2026
CarrierDaily7-day14-dayDataVerdict
AT&T
Day Pass
$12.00$84.00$168.002GB high-speed/dayExpensive
Verizon
TravelPass
$12.00$84.00$168.005GB high-speed/dayExpensive
T-Mobile
Magenta
$0.00$0.00$0.00Unlimited at 2G (128kbps)Free but slow
T-Mobile
International Pass
$10.00$70.00$140.002GB high-speed/dayCostly

Prices verified May 28, 2026. Updated weekly from provider websites.

Unlimited option

Save even more with unlimited data in Singapore

Unlimited daily data. Longer trips unlock bigger discounts.

Unlimited Daily Data for Singapore
Unlimited daily data. Longer stays unlock bigger discounts.
Up to 18% off
Unlimited eSIM pricing tiers vs carrier roaming for Singapore, verified May 2026
DurationeSIM TotalPer DayAT&T CostYou Save
1 day$3.35$3.35$12.00$8.65(72%)
3 days8% off$9.63$3.21$36.00$26.37(73%)
7 days8% off$22.48$3.21$84.00$61.52(73%)
14 days11% off$43.49$3.11$168.00$124.51(74%)
30 days18% off$85.85$2.86$360.00$274.15(76%)
Unlimited daily data at full LTE/5G speed. AT&T comparison uses $12/day International Day Pass rate. Prices verified May 2026.
Trip cost

Your trip to Singapore

Real cost breakdown for a typical 4-day visit.

The average trip to Singapore runs 4 days. Over that time, AT&T charges $48.00 in Day Pass fees. Verizon TravelPass comes to $48.00.

Even T-Mobile's $10/day upgrade adds up to $40.00. A travel eSIM for Singapore covers all 4 days for $5.49 total — that's a $42.51 saving over AT&T, or 89% less.

Travelers in Singapore typically use 2.0GB of mobile data per day — 1GB comfortably covers a 4-day trip. Singapore has excellent Wi-Fi coverage in hotels and cafes, so you can stretch your eSIM data further by offloading heavy tasks to Wi-Fi. Most visitors arrive during Dec-Jan and Jun-Aug; book your eSIM before departure to lock in today's price.

Avg trip
4 days
AT&T total
$48.00
eSIM total
$5.49
You save
$42.51
The relief

The eSIM alternative for Singapore

Verified providers. Same data, fraction of the cost.

HelloRoam ranks first among the providers listed here — 204+ carrier networks across 185+ countries at the lowest verified per-GB rate.

Winner
HelloRoam logo
HelloRoam
Singapore · 1GB · 7 days
$5.49
$0.78 / day
  • 204+ carrier networks worldwide
  • 180-day refund policy
  • Instant QR install
Get HelloRoam for $5.49 (opens in new tab)
Airalo logo
Airalo
Singapore · 10GB · 30 days
$25.00
$0.83 / day
  • Instant QR install
  • 5G where available
  • Keep your home number
View Airalo (opens in new tab)
Holafly logo
Holafly
Singapore · Unlimited · 30 days
$57.00
$1.90 / day
  • Instant QR install
  • 5G where available
  • Keep your home number
View Holafly (opens in new tab)
Saily logo
Saily
Singapore · 10GB · 30 days
$18.99
$0.63 / day
  • Instant QR install
  • 5G where available
  • Keep your home number
View Saily (opens in new tab)
Nomad logo
Nomad
Singapore · 10GB · 30 days
$15.00
$0.50 / day
  • Instant QR install
  • 5G where available
  • Keep your home number
View Nomad (opens in new tab)
The math

Savings breakdown for Singapore

Carrier cost vs eSIM for different trip lengths.

eSIM vs carrier roaming savings for Singapore, verified May 2026
Trip LengthAT&T CosteSIM CostYou Save
7 days$84.00$5.49$78.51
14 days$168.00$5.49$162.51
30 days$360.00$5.49$354.51
Seasonal

Best time to visit Singapore

Peak season and what it means for your trip budget.

eSIM prices do not change by season — you pay the same rate year-round regardless of when you travel. Peak season in Singapore runs Dec-Jan and Jun-Aug. Year-round destination; peak during Christmas/New Year and European summer holidays Prices stable year-round; frequent promotions at carrier stores

Annual visitors: 16.5M (2024)
Peak: Dec-Jan
Peak: Jun-Aug
By carrier

Carrier deep-dives for Singapore

AT&T in Singapore

AT&T's International Day Pass connects your phone to Singtel, StarHub. You pay $12 every day your device touches the network in Singapore — background app syncs count. There is no daily cap on the charge.

Activation fee
$0
Data
Unlimited
Networks
Singtel, StarHub
Verdict
Expensive

T-Mobile in Singapore

T-Mobile Magenta includes free roaming in Singapore at 128 kbps (2G speeds). Local networks in Singapore average 355 Mbps — your eSIM runs at that full speed. Maps and plain text work at 2G; photos, video, and real browsing do not. Go5G Plus customers get 5GB free high-speed included. The $10/day International Pass unlocks LTE/5G for all other plans.

Base speed
128kbps (2G)
Intl Pass
$10/day for LTE
Networks
Singtel, StarHub
Verdict
Free but slow

Verizon in Singapore

Verizon TravelPass is $12/day on Singtel, StarHub. After 5GB at LTE speed, your connection reduces to 3G. Charged any day you use service in Singapore — even one background app sync. Verizon auto-enrolls TravelPass; opt out in the My Verizon app before you depart.

Speed change at
5GB/day
Auto-enroll
Yes (opt-out)
Networks
Singtel, StarHub
Verdict
Expensive
Singapore network context

5G coverage is widespread in Singapore. AT&T's International Day Pass connects your phone to Singtel, StarHub, M1. You pay $12 every day your device touches the network — background app syncs count. T-Mobile Magenta includes free roaming in Singapore at 128 kbps (2G speeds). Mobile speeds in Singapore average 355 Mbps — eSIM data runs at the same 355 Mbps — over 2773.4x faster.

Verizon TravelPass is $12/day on Singtel, StarHub, M1. High-speed data is capped at 5GB — after that your connection drops to 3G. Verizon auto-enrolls TravelPass; you must opt out in the app before departure. Singapore has expensive local SIMs compared to Southeast Asian neighbors — but excellent value compared to Western roaming rates.

Local value

Savings in SGD

What your eSIM saving means in Singapore's local currency.

Carrier roaming fees are billed in USD and feel abstract until converted. The $78.51 you save on a 7-day trip with a travel eSIM — compared to AT&T — is real money. That's roughly the cost of two decent meals, a day tour, or several taxi rides in Singapore. Your bank converts the $5.49 eSIM charge to S$ (SGD) at the spot rate with no markup; carrier fees hit your bill weeks later, often with additional currency conversion charges from your carrier.

Currency: S$ SGD
eSIM cost (USD): $5.49
AT&T 7-day (USD): $84.00
How to switch

How to avoid roaming charges in Singapore

  1. 1
    Put your phone in airplane mode before takeoff.
    Prevents auto-enrollment in carrier roaming passes during the flight or on landing.
  2. 2
    Buy a travel eSIM for Singapore ($5.49 typical).
    Travel eSIM providers (HelloRoam, Airalo, and Saily) sell pre-purchased plans with QR-code activation.
  3. 3
    Install the eSIM and label it.
    Install in airplane mode. Label the line "Singapore — data only." Keep your carrier line for SMS.
  4. 4
    Enable the eSIM line for data after landing.
    Switch default data to the eSIM. Leave your carrier line off for data, on for incoming SMS. Emergency number in Singapore: 999/995.
  5. 5
    Back home: switch data back to your carrier.
    The eSIM stays available for your next trip. No re-purchase needed if data remains.
Data tips

Data usage tips for Singapore

Download offline maps before you go
Google Maps and Apple Maps both support offline areas. Download your destination city to avoid burning data on navigation.
Wi-Fi is excellent in Singapore
Wireless@SG provides free public WiFi island-wide; excellent coverage in MRT, malls, and public spaces Save your eSIM data for when you actually need mobile connectivity.
Turn off automatic app updates
iOS and Android both update apps in the background. Disable auto-updates over cellular to keep data usage predictable.
Travelers use ~2.0GB/day here
The average traveler in Singapore uses 2.0GB of mobile data per day. Plan your eSIM data accordingly — 1GB covers a comfortable trip.
Calculate

Your exact savings for Singapore

Pick your carrier, trip length, and data usage.

1Your carrier
2Destination
3Trip length
4Data usage
You save
$74.60
on a 7-day trip to Japan
AT&T · 7d
$84.00
Best eSIM · moderate usage
$9.40
FAQ

Common Singapore roaming questions

How much does AT&T charge for roaming in Singapore?

AT&T charges $12/day via International Day Pass in Singapore, connecting you to Singtel and StarHub. A 7-day trip costs $84 in roaming fees. That charge applies any day your phone connects — including background syncs. AT&T caps Day Pass charges at $120/month (10 days), so a two-week trip still costs $120 before the cap kicks in.

Is T-Mobile international data free in Singapore?

T-Mobile includes unlimited data in Singapore at no charge, but the speed is capped at 128 kbps — roughly 100x slower than LTE. Maps load slowly. Photos won't send. Video is unusable. A $10/day upgrade gets you LTE speeds on Singtel and StarHub. At that rate, a 7-day trip still costs $70. Singapore has widespread 5G — your eSIM will run at full 5G speeds where available.

How do I avoid roaming charges in Singapore?

Put your phone in airplane mode before takeoff. Buy a travel eSIM for Singapore before you leave and install it via QR code scan. When you land, switch your default data line to the eSIM. Your carrier number still receives calls and texts over Wi-Fi. Most travelers complete the full setup in under 5 minutes. Airport SIM cards in Singapore typically cost $12-30 for 100GB / 7-28 days — but that requires queuing on arrival and registering with a passport.

What is the cheapest way to use my phone in Singapore?

A travel eSIM is the cheapest option. The average trip to Singapore is 4 days. The cheapest verified plan for Singapore is 1GB for $5.49 — about $0.78/day on Singtel and StarHub. That's 80–90% less than AT&T or Verizon per day. For a 7-day trip, the saving over AT&T Day Pass is $78.51. Travel eSIMs are prepaid — you pay a fixed price before your trip with no monthly subscription or recurring charges.

Does my phone plan cover data in Singapore?

Most US plans cover Singapore through a paid daily roaming pass. AT&T charges $12/day. Verizon charges $12/day. T-Mobile includes free 2G data at 128 kbps — usable for text, not for maps or video. None of these compare to a local eSIM running on Singtel and StarHub at full LTE speed for $5.49 total.

How much can I save with an eSIM vs roaming in Singapore?

A 7-day trip with AT&T costs $84 in roaming fees. A travel eSIM for Singapore costs $5.49. That's a saving of $78.51 on a single trip — same data, same networks. The cheapest eSIM runs at $0.78/day versus $12/day for AT&T, an 89% reduction on data cost alone.

Are there hidden fees for international roaming in Singapore?

Yes. AT&T's Day Pass charges you for any day your phone touches the network in Singapore — including background app syncs. One iMessage fallback during a layover triggers the full $12 fee. Verizon auto-enrolls TravelPass unless you opt out in the My Verizon app before departure. T-Mobile's "free" plan is technically free but runs at 2G speeds — practically unusable for maps or browsing.

Is it eSIM, e-SIM, or e SIM?

eSIM, e-SIM, and e SIM all refer to the same technology — an embedded SIM built into your phone. The official industry term is eSIM (embedded SIM), standardized by the GSMA. Whether you search for e-SIM or e SIM, you will find the same digital SIM card technology. No physical card needed.
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