TOP 1
€6.79€7.99
Duration7 days
DataUnlim.
JamboSim
All Portugal Unlimited Plans (437)
Unlimited data plans sorted by price. Enjoy exclusive promo codes.
2
Europe (37 countries)
RedteaGO
€0.58
€0.64
Coverage
+34
+34Data Unlimited
Duration 1 day
Price/GB -
5G —
3
Unlimited Data - 1 Days5G
RoamifyNos
€1.84
€1.94
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
4
eSIM Portugal - 1 Day / Unlimited5G
abesteSIMNos
€1.76
€1.95
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
5
Portugal eSIM 5G - 1 Day / Unlimited5G
MicroEsimNos
€2.29
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
6
Europe eSIM 36 Countries - 1 Day / Unlimited 10Mbps5G
MicroEsim
€2.52
Coverage
+32
+32Data Unlimited
Duration 1 day
Price/GB -
5G Yes
7
CocoRoam Unlimited 1d5G
CocoRoamO2
€2.57
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
9
Europe eSIM 33 Countries - 1 Day / Unlimited5G
MicroEsimOptimus
€2.68
Coverage+30
+30Data Unlimited
Duration 1 day
Price/GB -
5G Yes
11
Portugal – 1 jours5G
GigSkyMeo
€2.52
€2.97
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
13
Unlimited Data - 2 Days5G
RoamifyNos
€2.89
€3.04
Coverage
Data Unlimited
Duration 2 days
Price/GB -
5G Yes
15
Portugal-eSIM-Unlimited-Data-1 Day-Daily5G
iRoamlyNos, Vodafone, Digi
€3.21
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
16
Global (130+ areas)
RedteaGO
€2.89
€3.21
Coverage+135
+135Data Unlimited
Duration 1 day
Price/GB -
5G —
18
Portugal-eSIM-Unlimited-Data-1 Day-Daily5G
iRoamlyOptimus, Vodafone, Digi
€3.21
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
19
Europe eSIM 42 Countries - 1 Day / Unlimited5G
MicroEsimOptimus
€3.34
Coverage
+38
+38Data Unlimited
Duration 1 day
Price/GB -
5G Yes
20
CocoRoam Unlimited 1d · plus5G
CocoRoamO2
€3.39
Coverage
Data Unlimited
Duration 1 day
Price/GB -
5G Yes
Portugal Unlimited eSIM Comparison 2026
Unlimited eSIM plans for Portugal are the ideal solution for travelers who don't want to worry about their data usage. Stream, video call and work remotely — subject to each provider's fair-use policy.
Our partners like Holafly, Saily and Airalo offer quality unlimited plans with 4G/5G coverage. Compare prices and durations to find the perfect plan for your stay.
Unlimited data
Subject to provider fair-use policy
National coverage
Depends on the plan’s partner networks
Frequently Asked Questions
Plans marked "unlimited" usually have no advertised volume cap, but remain subject to each provider's fair-use policy — often around 1 GB/day. Check the provider's terms before purchase.