Compare the best travel eSIM plans for Guam in 2026

Compare the best eSIMs for Guam across 980 plans from 38 providers.

See all unlimited plans See Guam discounts

Heading to Guam? eSIM Giga compares 980 live plans from 38 providers. Last catalogue refresh: 2 August 2026 at 15:42.

The lowest price in the catalogue starts at $1.00 (0.5 GB, 1 days, iRoamly). Best observed price per GB: $0.87/GB.

Guam is outside free EU roaming. Classic international roaming can cost more than a full eSIM plan in a single day. For most trips, a travel eSIM is the simplest way to lock your data budget before you fly.

Use the table below to filter by duration, data volume and budget. Verified partner promo codes appear on the matching offers.

Not sure which eSIM plan to choose for Guam? We'll hand-pick the best ones just for you

Personalised selection with promo codes & direct links, then reminders before you leave

Compare the best esim plans for Guam in 2026

980 plans found · Last update: August 10, 2026

Filter:

#	Plan	Data	Duration	Price/GB	Code	Price
1	7 days - 1GB5G Saily Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	1.00GB	7 days	$13.62	-10%	$13.62$15.13
2	Guam GoMoWorld Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	9.00GB	30 days	$1.20	-10%	$10.78$11.98
3	Guam – 15 jours GigSkyDocomo Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	3.00GB	15 days	$8.03	-15%	$24.08$28.33
4	30 days - 3GB5G eSIMoeSIMo Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	3.00GB	30 days	$9.31	-30%	$27.93$39.90
5	7 jours - Data illimitée Holafly Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	Unlimited	7 days	∞	-5%	$27.85$29.32
6	Guam 7 days 3GB Voyeglobal Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	3.00GB	7 days	$2.16	-15%	$6.49$7.63
7	Guam 10 GB for 30 days LinkeSIMDocomo Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	10.00GB	30 days	$4.10	-	$41.00
8	Guam - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	150.00GB	30 days	$0.32	-15%	$48.58$57.15
9	Guam/Saipan - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	150.00GB	30 days	$0.33	-15%	$50.01$58.83
10	Guam - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	100.00GB	20 days	$0.40	-15%	$39.70$46.70
11	Guam/Saipan - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	100.00GB	20 days	$0.41	-15%	$40.89$48.10
12	Guam 1GB5G EskimoPTI Pacifica Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	1.00GB	730 days	$14.00		$14.00
13	Guam - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	75.00GB	15 days	$0.43	-15%	$32.59$38.34
14	Guam/Saipan - 5GB/day5G SuperalinkDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	75.00GB	15 days	$0.45	-15%	$33.54$39.46
15	50 GB - 30 Days RoamifyDocomo Pacific Compatible apps WhatsAppMapsInstagramTikTok+6 Coverage:	50.00GB	30 days	$0.91	-5%	$45.60$48.00

7 days - 1GB

Saily

Compatible apps

Coverage:

Data

1.00GB

Duration

7 days

Price/GB

$13.62

Code-10% With discount

$13.62

$15.13

Guam

GoMoWorld

Compatible apps

Coverage:

Data

9.00GB

Duration

30 days

Price/GB

$1.20

Code-10% With discount

$10.78

$11.98

Guam – 15 jours

GigSky · Docomo

Compatible apps

Coverage:

Data

3.00GB

Duration

15 days

Price/GB

$8.03

Code-15% With discount

$24.08

$28.33

30 days - 3GB

eSIMo · eSIMo

Compatible apps

Coverage:

Data

3.00GB

Duration

30 days

Price/GB

$9.31

Code-30% With discount

$27.93

$39.90

7 jours - Data illimitée

Holafly

Compatible apps

Coverage:

Data

Unlimited

Duration

7 days

Price/GB

∞

Code-5% With discount

$27.85

$29.32

Guam 7 days 3GB

Voyeglobal

Compatible apps

Coverage:

Data

3.00GB

Duration

7 days

Price/GB

$2.16

Code-15% With discount

$6.49

$7.63

Guam 10 GB for 30 days

LinkeSIM · Docomo

Compatible apps

Coverage:

Data

10.00GB

Duration

30 days

Price/GB

$4.10

$41.00

Guam - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

150.00GB

Duration

30 days

Price/GB

$0.32

Code-15% With discount

$48.58

$57.15

Guam/Saipan - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

150.00GB

Duration

30 days

Price/GB

$0.33

Code-15% With discount

$50.01

$58.83

#10

Guam - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

100.00GB

Duration

20 days

Price/GB

$0.40

Code-15% With discount

$39.70

$46.70

#11

Guam/Saipan - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

100.00GB

Duration

20 days

Price/GB

$0.41

Code-15% With discount

$40.89

$48.10

#12

Guam 1GB

Eskimo · PTI Pacifica

Compatible apps

Coverage:

Data

1.00GB

Duration

730 days

Price/GB

$14.00

Code

$14.00

#13

Guam - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

75.00GB

Duration

15 days

Price/GB

$0.43

Code-15% With discount

$32.59

$38.34

#14

Guam/Saipan - 5GB/day

Superalink · Docomo Pacific

Compatible apps

Coverage:

Data

75.00GB

Duration

15 days

Price/GB

$0.45

Code-15% With discount

$33.54

$39.46

#15

50 GB - 30 Days

Roamify · Docomo Pacific

Compatible apps

Coverage:

Data

50.00GB

Duration

30 days

Price/GB

$0.91

Code-5% With discount

$45.60

$48.00

Need additional countries? Open Filters and pick countries to keep only compatible eSIM plans.

Which eSIM fits your trip to Guam?

Three common travel styles, three focused picks. Enter the partner promo code at checkout, then fine-tune plans in the comparison table above.

Short stay or city break
A few days on the ground: maps, messaging and socials.
Recommended minimum: 5 GB
For short stays, compare data, duration and price across providers: enough for maps, messaging and socials without overpaying.
Up to 3 plans that match this travel style
- GoMoWorld
  9 GB·30 days
  $11.98$10.78
  Coverage:
  -10%
- Superalink
  60 GB·12 days
  $32.06$27.25
  Coverage:
  -15%
- LinkeSIM
  10 GB·30 days
  $41.00
  Coverage:
Family & hotspot sharing
Several phones, mixed usage, you want peace of mind.
Recommended minimum: 20 GB
For families, favor large buckets or unlimited for the whole trip, then double-check hotspot rules and fair-use policies.
Up to 3 plans that match this travel style
- GoMoWorld
  20 GB·30 days
  $21.79$19.61
  Coverage:
  -10%
- Holafly
  Unlimited·7 days
  $29.32$27.85
  Coverage:
  -5%
- Superalink
  60 GB·12 days
  $32.06$27.25
  Coverage:
  -15%
Remote work & digital nomads
Video calls, large files, sustained mobile usage.
Recommended minimum: 30 GB
For remote work, aim for a comfortable allowance (often 30+ GB) or unlimited, and validate network coverage and stability for your destination.
Up to 3 plans that match this travel style
- GoMoWorld
  30 GB·30 days
  $32.69$29.42
  Coverage:
  -10%
- Superalink
  75 GB·15 days
  $38.34$32.59
  Coverage:
  -15%
- Roamify
  50 GB·30 days
  $48.00$45.60
  Coverage:
  -5%

How to choose an eSIM for Guam

Focus on three things: trip length, data volume (maps, messaging, social, streaming), and whether you need unlimited data or hotspot tethering.

Tight budget: start from the cheapest plan ($1.00 with iRoamly), then step up data if needed.
Heavy usage: the most accessible unlimited plan starts at $3.50 (RedteaGO, 1 days).
Best balance: our ranking currently highlights iRoamly ($1.00, 0.5 GB).

Mobile networks in Guam

Based on plan records in our database, eSIMs for Guam often use: Coverage area and list of operators, Docomo, Docomo Pacific, eSIMo, GTA, GTA Wireless, IT&E, IT&E Wireless. Real-world 4G/5G coverage still depends on the local operator and where you travel.

Catalogue region: Oceania.

Install your eSIM before you land in Guam

Pick a plan in the comparator (duration and data that match your trip).
Buy from the provider: you usually get a QR code or eSIM profile by email within minutes.
Install on stable Wi-Fi before departure (iPhone XS+, Samsung Galaxy S20+, Google Pixel 3+, and most recent smartphones).
On arrival, enable the eSIM data line. Keep your primary SIM for calls/SMS if you want.

Top Guam eSIM picks 2026

Below is a shortlist built from our ranking and live catalogue prices (August 2026). The full table remains the source of truth for every offer.

Comparatif

Top 5 eSIM picks for Guam (2026)

#	Fournisseur	Data	Durée	Prix	Code promo	Idéal pour
1	iRoamly	0.5 GB	1 days	$1.00	—	Top pick from our ranking
2	RedteaGO	Unlimited	1 days	$3.50		RedteaGO
3	Roamify	50 GB	15 days	$43.70		Roamify
4	eSIM4Travel	1 GB	7 days	$1.80	—	eSIM4Travel
5	iRoamly	1 GB	1 days	$2.00	—	iRoamly

All promo codes

Why compare on eSIM Giga

980 offers aggregated for Guam, refreshed regularly.
Price, data, duration and networks visible before the affiliate click.
Verified partner promo codes when available.
Country, unlimited and promo pages to match how you travel.

FAQ

How much do eSIMs for Guam cost?

In our live catalogue, the cheapest plan starts at $1.00 (0.5 GB, 1 days from iRoamly). We currently list 980 offers from 38 providers.

Do I need an eSIM in Guam?

In most cases yes: outside free EU roaming, classic roaming fees add up fast. A travel eSIM locks your data cost before you leave.

Which local networks do eSIMs use in Guam?

According to our plan database: Coverage area and list of operators, Docomo, Docomo Pacific, eSIMo, GTA, GTA Wireless, IT&E, IT&E Wireless. The exact network depends on the eSIM provider you choose.

What is the best unlimited eSIM for Guam?

The most accessible unlimited plan in our catalogue is from RedteaGO at $3.50 for 1 days. Also compare fair-use and hotspot terms on the plan card.

When was the Guam eSIM comparison last updated?

Catalogue data last refreshed: 2 August 2026 at 15:42. Provider prices and availability can still change.

Written and reviewed by

Valentin FourierDigital Nomad

Developer and digital nomad, I lived between Canada and the United States before continuing to explore the world. After struggling with internet connectivity abroad one too many times, I created eSIMPlanet to compare plans clearly and honestly. Every article is carefully written and reviewed to save you time and money.

Last updated : August 2, 2026 at 01:42 PM