eSIM Guam from NZ$13.36

HelloRoam is a global eSIM provider offering instant mobile data in 185+ countries. Buy prepaid travel eSIM plans with no extra fees, no contracts, and instant activation on any eSIM-compatible device.

HelloRoam eSIM for Guam starts at NZ$13.36 per day across 204+ carrier networks. Scan a QR code to activate in under two minutes on any eSIM compatible phone. Your Spark, One NZ, or 2degrees mobile number stays active. 180-day money-back guarantee and 24/7 live support included.

194+
network coverage
4G
5G support
2 minutes
to activate

Last updatedMay 2026

eSIM Guam data plans from HelloRoam

eSIM plans for Guam start from NZ$13.36 per day. Local 4G LTE and 5G mobile data on trusted carrier networks. Works on all eSIM compatible phones. Pay in NZD. Guam is a popular Pacific stopover for Kiwis heading to Asia or Hawaii, and Won Pat Airport kiosks charge resort-island rates. HelloRoam delivers an eSIM for Guam before you leave New Zealand, starting at NZ$13.36 on GTA Wireless 4G networks.

Guam eSIM with fast 4G coverage

HelloRoam offers eSIM plans for Guam starting from $15.76. Connect on 5G networks including IT&E Wireless. NZ travellers can activate before leaving Auckland and arrive in Hagatna connected.

Plans start at NZ$13.36 with 4G speeds
Coverage from GTA Wireless
Instant activation in under 2 minutes
180-day money-back guarantee
Guam coverage across major cities

Network: 4G
Plans From: NZ$13.36
Activation: Under 2 min
Guarantee: 180 days

Plans changed? No dramas. You're covered.

Travel plans change. With HelloRoam, you can request a full refund for any unused eSIM within 180 days of purchase. No dramas.

Learn more about our refund policy

HelloRoam Guam eSIM vs Spark, Vodafone NZ and 2degrees

Comparing an e SIM vs Spark, 2degrees, or One NZ roaming for Guam? Spark charges NZ$6/day, 2degrees NZ$5/day, and One NZ around NZ$5/day. HelloRoam eSIM starts from NZ$13.36 with local network speeds and a full money-back guarantee on unused plans. You pay less than a single day of carrier roaming and get no surprise bills.

HelloRoam Guam eSIM vs Spark, Vodafone NZ and 2degrees
Feature		Local provider	Limited data eSIM
180-day refund guarantee
Live chat support
NZ$0 activation fees
99.8% uptime
No data overage fees
QR code delivered instantly
Premium Guam carrier networks

Why Kiwi Travellers Pick HelloRoam for Their Guam Trip

HelloRoam vs Other eSIM Providers for Guam

Kiwi travellers who've used HelloRoam rate the refund guarantee, zero activation fees, and 24/7 live support as the top reasons they choose it again. See how HelloRoam stacks up against Airalo, Holafly, Saily, and other eSIM providers for your Guam trip.

Feature comparison
Feature comparison		Airalo	Holafly	Nomad	Saily	Ubigi
180-day refund policy
24/7 live chat support
NZ$0 activation fees
99.8% uptime guarantee
No data overage charges
Instant QR code delivery
Premium Guam carrier networks
Own branded carrier identity (SPN)

Mobile connectivity guide for Guam

Guam has 5G mobile coverage in Hagatna and major urban areas. IT&E Wireless are the main networks. NZ travellers find Guam coverage reliable in tourist areas and city centres.

A HelloRoam eSIM sorted before your Auckland departure means you step off the plane in Hagatna already connected without Spark, Vodafone NZ, or One NZ international roaming charges. keeps you online the whole trip.

HelloRoam connects to GTA Wireless 4G in Guam
5G coverage in Hagatna and main cities
Connect on IT&E Wireless
Set it up in Auckland before you fly

eSIM Travel Tips for Guam

Set up your eSIM before leaving New Zealand
Buy your HelloRoam plan for Guam at home, scan the QR code in your phone settings, and activate data when you land. No airport SIM card counters. No setup hassle after a long-haul flight to Hagatna.
Your NZ number stays reachable on dual SIM
Keep your Spark, Vodafone NZ, or One NZ SIM active for calls and texts while using HelloRoam for data. Whānau and colleagues back in NZ can reach you on your regular number. Use HelloRoam as your default data line in Guam.
Offline maps are a must for long-haul trips
NZ travellers often make the most of long-haul flights by planning side trips. Download Google Maps or Maps.me offline for Hagatna and surrounding areas before leaving New Zealand. Coverage in Guam is generally good in cities but variable in remote areas.
Currency and card tips from NZ
NZ debit cards work at most ATMs and card terminals in Hagatna. Notify your NZ bank of your travel dates. Carry some local currency for markets, taxis, and smaller shops. The HelloRoam eSIM keeps currency converters and banking apps running throughout your Guam trip.
Time zone planning for NZ departures
New Zealand's long flight times mean planning ahead is important. Buy and install your HelloRoam eSIM at home before your overnight Air New Zealand or connecting flight. Arrive in Hagatna already connected rather than scrambling for Wi-Fi on arrival.

Mobile networks in Guam: what NZ visitors need to know

HelloRoam eSIM for Guam connects on IT&E Wireless. These are the leading 5G networks in Guam with good coverage in Hagatna and major tourist destinations. Your eSIM automatically selects the strongest available signal.

GTA Wireless: 4G

Best times for NZ travellers to visit Guam

NZ travellers typically visit Guam during the NZ autumn and winter months (April to August) when long-haul travel is most popular. The best weather in Guam depends on the Pacific climate cycle.

Liam O'Brien

Check Device Compatibility Data Usage Calculator

Prices verified: 31 May 2026

Guam eSIM Questions

An eSIM for Guam from HelloRoam starts at NZ$13.36 on GTA Wireless 4G networks. HelloRoam activates by QR code before you fly from New Zealand. Coverage spans Hagåtña and Tumon Bay. No physical SIM card swap, no roaming charges from your Kiwi carrier.

Kiwis on a Pacific stopover pick a Guam eSIM from HelloRoam on GTA Wireless 4G networks. Plans start at NZ$13.36 with no contract. Activate by QR code at home before boarding. No airport SIM kiosk, no NZ carrier roaming fees on arrival.

For Kiwi travellers, HelloRoam is the top pick for Guam. Plans start from NZ$13.36 per day across carrier networks in 185+ countries. Buy online, scan the QR code at home on Wi-Fi, and connect the moment you land. It's cheaper than Spark roaming at NZ$6/day, 2degrees at NZ$5/day, and One NZ travel passes. You get local 4G LTE and 5G speeds, a full refund guarantee on unused plans, and 24/7 live chat support.

eSIM plans for Guam start from NZ$13.36 per day. That's well under what Spark charges for roaming ($6/day) or 2degrees ($5/day for selected countries). Fixed data plans run from 1GB to 20GB. Unlimited daily plans suit longer stays, OE trips, and remote work. All plans include local 4G LTE and 5G with no overage charges and no carrier contract.

HelloRoam connects to local carrier networks in Guam and your phone picks the strongest 4G LTE or 5G signal on arrival. Coverage spans major cities, airports, highways, and popular tourist areas. For Kiwis heading out of Auckland (AKL), Wellington (WLG), Christchurch (CHC), or Queenstown (ZQN), data is ready the moment you land.

Buy your Guam eSIM on helloroam.com or the HelloRoam app before you fly from AKL, WLG, CHC, or ZQN. Scan the QR code in your phone Settings to install at home on Wi-Fi. Your eSIM activates automatically when you land in Guam. The whole process takes under two minutes. No airport kiosk, no SIM swap.

iPhone XS and all newer models support eSIM for Guam. Open Settings, tap Mobile Data, then Add eSIM, and scan the HelloRoam QR code. Your Spark, One NZ, or 2degrees number stays active on the physical SIM line while HelloRoam handles data in Guam. That includes iPhone 15, 16, and SE models from 2020 onward.

HelloRoam is a top eSIM option for NZ travellers visiting Guam, connecting on IT&E Wireless 5G networks. Plans start at $7.99, which is far less than Spark, Vodafone NZ, or One NZ international roaming. Buy online, scan a QR code in Auckland, and land in Hagatna already connected.

Yes, HelloRoam eSIM works in Guam on IT&E Wireless 5G networks. Activate at home in New Zealand before your flight and connect the moment you land at Hagatna airport. HelloRoam eSIM for Guam connects to IT&E Wireless / GTA TeleGuam with 5G coverage across major tourist and urban areas. Plans start from $7.99. Activate by scanning a QR code before departure. No physical SIM card or airport queue needed.

HelloRoam eSIM for Guam connects on IT&E Wireless 5G networks. Your phone automatically selects the best available signal as you travel in Guam. IT&E Wireless and GTA TeleGuam are among the strongest 5G providers in the area, covering tourist attractions, airports, and city centers. HelloRoam automatically selects the best available signal so you stay connected without manual network switching.

Yes. Spark, Vodafone NZ, and One NZ charge $5 to $15 NZD per day for international data. A HelloRoam eSIM for Guam starts at $7.99 and covers multiple days of data use. HelloRoam eSIM for Guam connects to IT&E Wireless / GTA TeleGuam with 5G coverage across major tourist and urban areas. Plans start from $7.99. Activate by scanning a QR code before departure. No physical SIM card or airport queue needed.

Buy your plan at helloroam.com, scan the QR code in your phone's eSIM settings, and enable data when you land in Hagatna. Setup is about five minutes over Wi-Fi at home in NZ. The setup takes about five minutes. Buy your plan at helloroam.com, scan the QR code under Settings, then Mobile Data, then Add eSIM. Do this before you leave home using Wi-Fi. When you land in Guam, enable mobile data and the plan activates immediately on IT&E Wireless / GTA TeleGuam.

Two weeks in Guam using maps, messages, and social media typically uses 5 to 10 GB. NZ travellers on longer trips benefit from a 10 GB or 20 GB plan to avoid running out mid-trip. For a week of typical travel (Google Maps navigation, WhatsApp messages, and social media) you need 3 to 5 GB. If you stream video or make video calls daily, choose a 8 to 10 GB plan. The HelloRoam app shows your remaining data balance in real time.

HelloRoam eSIM plans for Guam come in durations from 12 to 30 days depending on the data size you choose. Guam has 4G coverage via GTA Wireless. A longer plan suits NZ travellers on extended OEs or big trips. Select your plan, scan the QR code at home, and connect from the moment you land.

Yes, Guam has 4G coverage through GTA Wireless. HelloRoam eSIM plans connect on the best available 4G signal across Guam. Install your eSIM in New Zealand before you leave and connect on arrival. HelloRoam eSIM for Guam connects to IT&E Wireless / GTA TeleGuam with 5G coverage across major tourist and urban areas. Plans start from $7.99. Activate by scanning a QR code before departure. No physical SIM card or airport queue needed.

What to Know Before You Buy

eSIM requires an unlocked, eSIM-compatible device. Check your phone settings before buying.
Most travel eSIM plans provide data only. Your existing phone number stays active for calls and texts on your primary SIM.
Coverage quality varies by location within Guam. Urban areas typically have strong 4G/5G coverage, while rural or remote areas may have limited connectivity.
Install your eSIM before you head off. Activation requires an internet connection, which may not be available at your destination airport.

Transparency Notice

Service Provider Name (SPN): HelloRoam appears as the carrier name on your phone's status bar through the SPN, a standardized field in the eSIM profile. Unlike most travel eSIM resellers, HelloRoam provisions its own Service Provider Name.
Public Network Name (PNN): HelloRoam holds a registered Public Network Name, the official carrier identity filed with telecommunications authorities. HelloRoam is recognized as a licensed service provider, not a white-label reseller.
Access Point Name (APN): HelloRoam eSIMs auto-configure their Access Point Name during installation. Your device connects to the strongest local network infrastructure without manual settings.

Prices are our retail rates across 185+ countries. Plan recommendations use real traveller feedback and network performance data. Every purchase includes a 180-day money-back guarantee.

Future Syncs Limited124 City Road, London, EC1V 2NX, UK+44 203 916 6249help@helloroam.comReg. No. 15950168

Number of days	Price
1 day	NZ$22.77
3 days	NZ$65.47
7 days	NZ$152.77
15 days	NZ$316.71
22 days	NZ$443.62
30 days	NZ$583.58

Category	Recommended	Local Guam SIM card	Spark, Vodafone NZ, or One NZ roaming
Typical cost	From NZ$26.35 total	NZ$33.44–NZ$83.59 total	NZ$16.72–NZ$33.44/day
Details	Plans from $15.76. Buy before your flight from Auckland, scan the QR code at home, and arrive in Hagatna already on 5G local data.	Purchasable at Hagatna airport after landing but requires setup time and paperwork. Unused data typically expires when you return to NZ.	NZ carrier international roaming outside Australia can cost $5 to $15 NZD per day. A two-week trip to Guam on roaming can add $70 to $210 NZD to your phone bill. HelloRoam plans start at $15.76.

Number of days	Price
1 day	NZ$22.77
3 days	NZ$65.47
7 days	NZ$152.77
15 days	NZ$316.71
22 days	NZ$443.62
30 days	NZ$583.58

Category	Recommended	Local Guam SIM card	Spark, Vodafone NZ, or One NZ roaming
Typical cost	From NZ$26.35 total	NZ$33.44–NZ$83.59 total	NZ$16.72–NZ$33.44/day
Details	Plans from $15.76. Buy before your flight from Auckland, scan the QR code at home, and arrive in Hagatna already on 5G local data.	Purchasable at Hagatna airport after landing but requires setup time and paperwork. Unused data typically expires when you return to NZ.	NZ carrier international roaming outside Australia can cost $5 to $15 NZD per day. A two-week trip to Guam on roaming can add $70 to $210 NZD to your phone bill. HelloRoam plans start at $15.76.