Cheapest eSIM for Guam in 2026

Name: Cheapest eSIM for Guam
Brand: HelloRoam

$3.74/GB

HelloRoam · 20GB · 30 days · GTA Wireless

Price Summary:

HelloRoam offers the cheapest Guam eSIM at $3.74/GB (20GB, 30 days, $74.77 total). Next cheapest: HelloRoam at $3.99/GB. Airport SIM kiosks charge $30-55. 5 providers compared. Prices verified May 2026.

5 plans · sorted by $/GB ascending

Every plan, cheapest first

Prices in USD · verified weekly

eSIM plan prices for Guam, verified May 2026
#	Provider	$/GB ↑	Plan	Total	Network	Days	30d	Action
🥇	HelloRoamCheapest	$3.74	20GB	$74.77	GTA Wireless	30d	→	Get HelloRoam plan →
🥈	HelloRoam	$3.99	10GB	$39.87	GTA Wireless	30d	→	Get HelloRoam plan →
🥉	HelloRoam	$3.99	5GB	$19.95	GTA Wireless	30d	→	Get HelloRoam plan →
4	HelloRoam	$4.24	3GB	$12.71	GTA Wireless	30d	→	Get HelloRoam plan →
5	HelloRoam	$7.99	1GB	$7.99	GTA Wireless	7d	→	Get HelloRoam plan →

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

Plan tiers

Pick by how much data you need

Budget

$7.99/GB

1GB · 7 days · $7.99

Cheapest entry point for a few days

Get 1GB →

Best Value

Best $/GB

$3.74/GB

20GB · 30 days · $74.77

Lowest per-GB rate available

Get 20GB →

Heavy use

$3.74/GB

20GB · 30 days · $74.77

Most data for streaming and tethering

Get 20GB →

Unlimited data

Unlimited daily data price breakdown

The cheapest unlimited daily data plan for Guam. Longer trips get automatic volume discounts. The table below shows what you pay at each duration.

Unlimited eSIM pricing for Guam, verified May 2026
Duration	Per day	Total	Discount
1 day	$13.62/day	$13.62	4% off
3 days	$13.05/day	$39.16	8% off
7 days	$13.05/day	$91.38	8% off
2 weeks	$12.63/day	$176.81	11% off
30 daysBest Value	$11.64/day	$349.07	18% off

$13.62/day for 1 day vs $11.64/day for 30 days— save 18%

Price intelligence

Guam eSIM market rates

Guam has 5 eSIM plans from 1 provider, ranging from $3.74/GB to $7.99/GB. Median per-GB across all 5 plans is $3.99/GB. The per-GB spread is $4.25, meaning the priciest plan costs 114% more per gigabyte than the cheapest.

Provider breakdown

Who sells eSIMs for Guam

HelloRoam leads Guam with 5 plans, starting at $74.77 ($3.74/GB, 20GB, 30 days). HelloRoam plans support top-up and tethering. Across all providers, hotspot tethering and top-up support are available — check individual plans for eligibility.

vs. Airport SIM

The airport markup

Airport SIM kiosk

$30-55

5-8GB · physical SIM · 30 days · queue at counter

PrepaidSIM cheapest

$74.77

20GB · eSIM · 30 days · activate before takeoff

The cheapest eSIM for Guam costs $74.77 and activates instantly before departure.

vs. Pocket WiFi

Daily cost compared

Pocket WiFi rental

$8-12/day

Pick-up + return required · device to carry · battery to charge

eSIM daily cost

$2.49/day

20GB / 30 days at $74.77 — no device, no return

Savings · 7 days$53-$67

Price trends

Guam eSIM pricing signals

Plan trend summary

0trending down

5stable

0trending up

5 plans tracked · checked weekly

Current cheapest

$3.74/GB

HelloRoam · 20GB/30d for $74.77

Guam eSIM prices are stable. 5 of 5 plans show no price change in recent weeks. The current cheapest plan is HelloRoam at $3.74/GB ($74.77 for 20GB, 30 days).

Value picks

Best plan for each trip length

Use-case picks for Guam based on plan data: Weekend (2-3 days): HelloRoam 3GB at $12.71 (3GB, 30 days). Week trip (7 days): HelloRoam 5GB at $19.95 (5GB, 30 days). Two-week vacation: HelloRoam 10GB at $39.87 (10GB, 30 days). Digital nomad (30 days): HelloRoam 20GB at $74.77 (20GB, 30 days).

Connectivity

Guam mobile networks

Guam's primary carriers are GTA and DOCOMO Pacific. US territory — US plans may include Guam. Emergency number: 911.

Compare providers

Where to buy Guam eSIM

HelloRoam

185 countries · from $1.34/GBCheapest eSIM for most countries. 185 destinations, instant activation.Get HelloRoam eSIM →

What is an eSIM

What Is an eSIM for Guam?

An eSIM for Guam is a prepaid digital SIM card with no physical component. The cheapest Guam eSIM costs $3.74/GB — up to 80% less than airport SIM counters. You purchase online, scan a QR code, and connect to local 4G/5G networks in under 2 minutes.

FAQ

Guam eSIM — frequently asked

What is the cheapest eSIM for Guam?

HelloRoam offers the cheapest Guam eSIM at $3.74/GB. The 20GB plan costs $74.77 for 20GB over 30 days, verified May 2026. 5 providers are tracked and re-ranked weekly. HelloRoam is next at $3.99/GB, 7% more expensive per gigabyte.

How much does an eSIM cost for Guam?

Guam eSIM plans start at $74.77 for 20GB over 30 days — that works out to $3.74/GB from HelloRoam. HelloRoam charges $3.99/GB for a comparable plan, a 7% premium. Airport SIM kiosks typically charge $30-55 for similar data, making an eSIM significantly cheaper. Prices verified May 2026.

Which eSIM has the lowest price per GB for Guam?

HelloRoam holds the lowest per-GB rate for Guam at $3.74/GB on the 20GB plan ($74.77 total, 20GB, 30 days). HelloRoam sits 7% higher at $3.99/GB. Rankings across all 5 plans are rechecked weekly and sorted cheapest-first. Verified May 2026.

Are there eSIM plans under $5 for Guam?

No plans under $5 are currently tracked for Guam. The cheapest option is $74.77 from HelloRoam (20GB, 30 days, $3.74/GB). All 5 plans update weekly — check back if budget options become available. Verified May 2026.

How do eSIM prices compare for Guam?

HelloRoam ranks #1 for Guam at $3.74/GB on the 20GB plan. HelloRoam ranks #2 at $3.99/GB, a 7% difference. 5 plans from multiple providers are tracked and normalized to USD weekly. The full ranked table above shows every plan sorted by cost-per-gigabyte, verified May 2026.

Does eSIM price include taxes for Guam?

Prices shown for Guam eSIM plans are what providers display at checkout time. Some providers — including HelloRoam — bundle local taxes or VAT into the listed price, while others add them as a separate line item at checkout. The cheapest tracked plan is $74.77 from HelloRoam before any additional taxes. Always review the provider's checkout page for the final amount before purchasing. Verified May 2026.

What is the best value eSIM plan for Guam?

HelloRoam offers the best value Guam eSIM at $3.74/GB — the lowest cost-per-gigabyte across all 5 plans tracked. The 20GB plan gives 20GB over 30 days for $74.77 total, verified May 2026. Rankings are based purely on price data with no editorial weighting. Local carriers include GTA and DOCOMO Pacific.

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.