Cambodia eSIM - Travel Internet at the Best Price
eSIM Plans for Cambodia
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Need Broader Coverage? - Regional & Global Plans
Check out our regional and global eSIMs - prices shown are the starting rate, and coverage includes this destination.
Why choose AviaeSIM?
Instant activation
193 countries
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Network Coverage in Cambodia - 4G/5G Carriers
Local Carriers
40 eSIM plans available for Cambodia on local carrier networks.
How to Activate eSIM in Cambodia - 3 Steps
Choose Your Plan
Pick the right plan and check out securely online
Scan the QR Code
Get your QR code by email and scan it with your phone
Connect & Go
Turn on mobile data and you're online the moment you land
Frequently Asked Questions - Cambodia eSIM
Yes - eSIMs work fully in Cambodia on local carrier networks. Activation is simple: buy a plan, get a QR code by email, scan it in Settings → Cellular → Add eSIM, and turn on mobile data. The whole thing takes 2–3 minutes.
Our eSIMs run on local 4G/5G networks in Cambodia. Urban speeds average 30–100 Mbps - plenty for video calls, streaming, and social media. Rural coverage can be slower, but 3G is widely available as a fallback.
eSIM is supported by iPhone XS and newer, Samsung Galaxy S20+, Google Pixel 3 and newer, Huawei P40 Pro+, and most other modern smartphones. Run your phone through our compatibility checker before buying.
Most eSIM plans are data-only. For calls and messages, use WhatsApp, Viber, Telegram, or similar apps over Wi-Fi or mobile data. A handful of plans include a local phone number - that's clearly flagged on the plan details.
Just buy a new plan straight from our website or app - your new QR code arrives within seconds. Unlimited plans never run out.
Most modern phones hold 8–10 eSIM profiles, but only one can be active at a time. Delete old eSIMs and add new ones whenever you need to.
Local plans cover one country and are usually the cheapest option. Regional plans cover a group of countries (e.g., across Europe) and are ideal for multi-country trips. Global plans work in 173 countries - more expensive, but you pay once for worldwide coverage.
Yes - eSIMs are completely safe. They're embedded in your phone, so they can't be physically stolen or lost, and data is encrypted just like on a regular SIM card.
Support
Need help? Email us at [email protected] — we reply 24/7 in multiple languages.
All Cambodia eSIM plans
- 1 GB · 7 daysfrom $3.24
- 2 GB · 15 daysfrom $5.22
- 3 GB · 30 daysfrom $6.30
- 5 GB · 30 daysfrom $9.54
- Unlimited · 3 daysfrom $12.60
- 10 GB · 30 daysfrom $16.02
- Unlimited · 5 daysfrom $20.34
- Unlimited · 7 daysfrom $23.76
- 20 GB · 30 daysfrom $25.74
- Unlimited · 10 daysfrom $30.78
- Unlimited · 15 daysfrom $58.14
- Unlimited · 30 daysfrom $82.26
- 1 GB · 7 daysfrom $2.70
- 500 MB · 3 daysfrom $2.75
- 2 GB · 15 daysfrom $3.60
- 3 GB · 30 daysfrom $4.14
- 5 GB · 30 daysfrom $5.58
- Unlimited · 3 daysfrom $8.46
- 10 GB · 30 daysfrom $9.18
- Unlimited · 5 daysfrom $11.88
- 20 GB · 30 daysfrom $14.04
- Unlimited · 7 daysfrom $14.94
- Unlimited · 10 daysfrom $17.82
- Unlimited · 15 daysfrom $34.38
- Unlimited · 30 daysfrom $48.24
- 50 GB · 90 daysfrom $50.22
- 100 GB · 180 daysfrom $92.16
- 300 MB · 3 daysfrom $1.80
- 200 MB · 30 daysfrom $2.43
- 1 GB · 5 daysfrom $4.50
- 1 GB · 7 daysfrom $5.76
- 2 GB · 15 daysfrom $9.72
- 3 GB · 30 daysfrom $12.06
- 5 GB · 60 daysfrom $18.90
- 5 GB · 30 daysfrom $18.90
- 10 GB · 30 daysfrom $32.40
- 20 GB · 30 daysfrom $52.56
- 10 GB · 180 daysfrom $90.00
- 20 GB · 365 daysfrom $105.30
- 60 GB · 125 daysfrom $268.20
Why Travelers Choose an eSIM for Cambodia
Flying into Siem Reap (REP) for Angkor Wat sunrise, Phnom Penh (PNH) for the Royal Palace, or crossing overland from Ho Chi Minh City or Bangkok for a Southeast Asia loop? A Cambodia eSIM connects to Smart Axiata, Cellcard or Metfone the moment your plane lands — no Russian Market kiosk visit, no passport photocopy at a tourist SIM counter. Activate a plan in two minutes, scan the QR code, and you're online for PassApp ride-hailing in Phnom Penh, Ta Prohm temple-run photography, or Koh Rong ferry-schedule checks. Choose a 7-day plan for a Siem Reap + Phnom Penh weekend, a 30-day plan for a full Cambodia circuit including Koh Rong, Battambang and the Tonle Sap, or — for common two-country trips — a regional eSIM covering Cambodia + Vietnam or Cambodia + Thailand on one QR code.
eSIM vs Smart / Cellcard Tourist SIM — Which Works Best in Cambodia?
Smart Axiata and Cellcard kiosks at Siem Reap and Phnom Penh airports sell tourist SIMs, but activation needs a passport copy and tourist form. A Cambodia travel eSIM activates before you land, and regional Southeast Asia eSIMs handle common Cambodia + Vietnam or Cambodia + Thailand trips on a single QR.
| eSIM | Smart / Cellcard Tourist SIM | |
|---|---|---|
| Setup time | ≈ 2 minutes (QR scan pre-flight) | 10–25 minutes (REP/PNH kiosk) |
| Paperwork | none | passport copy at purchase |
| Cross-border | regional eSIM covers VN / TH | Cambodia only — roaming at borders |
| Cost | from ~$0.50/day | USD 3–8 tourist pack |
| Coverage | Smart / Cellcard 4G | same carriers |
Cambodia eSIM FAQ — Angkor Wat Coverage, Smart Axiata & Southeast Asia Combo Travel
Which is the best eSIM for Cambodia?
The best eSIM for Cambodia depends on your itinerary — a 7-day plan fits a Siem Reap + Phnom Penh highlights weekend, a 30-day plan covers a full Cambodia circuit including Battambang, Tonle Sap floating villages and Koh Rong beach-time, and Cambodia eSIM unlimited data suits longer NGO or volunteer stays. Our Cambodia eSIMs run on Smart Axiata and Cellcard, with strong 4G around Siem Reap, Phnom Penh and Sihanoukville.
Is there a best eSIM for Vietnam and Cambodia together?
Yes — a regional Southeast Asia eSIM covers Vietnam + Cambodia on one QR code, so you don't need to swap SIMs at the Bavet / Moc Bai land border when you cross from Ho Chi Minh City to Phnom Penh. Same applies for Cambodia + Thailand overland routes via Poipet / Aranyaprathet — one eSIM handles both sides of the border, which is much simpler than buying a separate Smart / Cellcard and Viettel / AIS SIM per country.
Does a Cambodia eSIM work for Angkor Wat and Koh Rong?
Yes — Smart Axiata and Cellcard both have reliable 4G across the Angkor Archaeological Park (including Angkor Wat, Bayon and Ta Prohm), throughout central Siem Reap and along the Phnom Penh–Siem Reap highway. Koh Rong and Koh Rong Sanloem get solid 4G near the pier villages, with some drops on remote beach coves — plan offline maps for jungle trails.