Best eSIM for Vietnam in 2025

Traveling across Hanoi, Ho Chi Minh City, and Da Nang is easier with the right eSIM. It lets you skip local SIM hassles, avoid roaming costs, and stay connected the moment you land. Some of the eSIM options include Holafly for unlimited data and wide coverage, Airalo for low-cost capped plans if you mostly stay in cities and Jetpac for short trips and simple QR setup. You’ll also find aloSIM, Yesim, and FlexiRoam handy for flexible plans, global use, and easy in-app management.

Quick picks: Holafly for unlimited data, Airalo for budget plans, Jetpac for short stays, and FlexiRoam for multi-country coverage.

Vietnam eSIM Prices and Data Plans

In 2025, Vietnam offers a variety of eSIM options, from budget daily packs to unlimited data plans. These eSIMs provide flexible pricing, reliable coverage, and easy setup for travelers and remote workers. Below is a comparison of the top providers to help you choose the best fit.

Best 6 eSIMs for Vietnam

Travelers to Vietnam in 2025 have a range of eSIM options to choose from, each catering to different needs. Some focus on unlimited data for heavy users, others prioritize affordability, while a few offer multi-network or privacy-focused features. Below, we break down the top six eSIM providers, highlighting what makes each one unique so you can pick the best fit for your trip.

1.Holafly: Best for Unlimited Data

Holafly offers unlimited data plans that let heavy users stay online without worrying about running out. Perfect for streaming, video calls, or long-term travel.

Holafly works on Vietnam’s major networks, providing fast 4G and 5G speeds in most cities. Activation is instant via the app, with no physical SIM required. It is ideal for travelers who need uninterrupted connectivity throughout their trip.

If you’re unhappy with the service or something hasn’t gone to plan, you can find guides on how to request a Holafly refund.

Key Features

• No data caps or speed throttling, perfect for heavy data users
• Get your eSIM right away via email and activate it with a simple scan
• Stay connected on Viettel and Vinaphone’s high-speed networks across the country
• Choose from 1-day to 90-day plans, all with straightforward pricing
• Share data with friends or devices while on the move
• Get help anytime with Holafly’s responsive live chat service
  

Pros

• Unlimited data with no speed throttling
• Reliable coverage with Viettel and Vinaphone
• Flexible plans from 1 to 90 days
• 500MB daily hotspot sharing
• 24/7 customer support

Cons

• Hotspot limited to 500MB/day
• Relatively higher pricing compared to pay-per-GB plans

Verdict: Choose Holafly if you need unlimited data and seamless connectivity. The trade-off is a higher price compared with smaller plans.

2. Airalo: Best for Budget Travelers

Airalo offers a convenient alternative to traditional SIM cards, removing the need to visit stores, which is especially useful if you’re arriving in busy cities like Hanoi or Ho Chi Minh City. Perfect for travelers looking for affordable, prepaid data and simple setup via QR code.

Thanks to its partnerships with Vietnam’s largest telecom providers, Airalo ensures reliable 4G/LTE coverage in urban areas. For city travelers, Airalo provides fast internet speeds perfect for everyday use like navigation, social media, and messaging apps. While it works great in major cities, performance can be less dependable in more remote areas, such as Ha Giang’s mountains or the villages in the Mekong Delta.

If you’re unhappy with the service or something hasn’t gone to plan, you can follow their instructions on how to get an Airalo eSIM refund.

Key Features

• Provides reliable data connectivity
• Available in over 200 countries
• Instantly activate your eSIM with a simple QR code scan
• Flexible data packages ranging from 1GB to 20GB
• Email and chat assistance in multiple languages
• Pay-as-you-go structure for flexible budgeting

Pros

• No need for physical SIM cards, ideal for busy city arrivals
• Fast and stable internet speeds for everyday use in urban areas
• Quick and easy setup with a QR code
• Works in over 200 countries, perfect for international travel
• Pay-as-you-go data options that fit varying travel needs
  

Cons

• Airalo does not offer unlimited data plans for Vietnam
• Less reliable in rural or remote areas
• Users report delays in rural network switching and refund processing
• Response times from customer support may lag during peak periods

Verdict: Best for budget-conscious travelers or short-term trips. The trade-off is limited data.

3. Jetpac: Best for Frequent Flyers and Multi-Country Travelers

Jetpac offers a straightforward and efficient eSIM solution for travelers heading to Vietnam. It stands out for its wide international coverage, affordable plans, and added travel perks like airport lounge access through its SmartDelay program.

With coverage across over 200 destinations worldwide, Jetpac ensures you stay connected with fast and reliable internet wherever you go. The service runs on Vietnam’s top 4G/LTE and 5G networks (Viettel, Vinaphone, Mobifone), providing strong performance in major cities and tourist areas. Jetpac’s eSIM is data-only, meaning it doesn’t support voice calls or SMS services, but it’s perfect for travelers relying on apps like WhatsApp, Google Maps, or social media to stay in touch and navigate. Activation is simple through a QR code, making it ideal for both tech-savvy users and beginners.

Key Features

• Focused on providing reliable data access
• Free access to over 1,100 airport lounges worldwide
• Quick and easy activation with a QR code
• Works in over 200 countries, including all major destinations in Vietnam
• Choose from short-term plans ranging from 4 to 30 days
• Supports 3G, LTE, 4G, and 5G connectivity
  

Pros

• Affordable and flexible plans for travelers
• SmartDelay lounge access with flight delays
• Easy QR code activation and instant setup
• Global coverage in over 200 countries, including Vietnam
  

Cons

• Data-only service with no voice calls or SMS
• No unlimited data options
• Only available as part of a 6-country bundle, no standalone Vietnam plan
  

Verdict : Jetpac is perfect for frequent flyers and travelers visiting multiple countries who value convenience and extras. The SmartDelay lounge benefit adds unique value, and the flexible pricing makes it appealing for both short and extended stays. The main trade-off is its data-only limitation and lack of single-country plans, but it’s still one of the best travel-friendly eSIMs available.

4. aloSIM: Best for flexible global connectivity

With coverage in over 170 destinations worldwide, including Vietnam, aloSIM offers an easy-to-use service that provides reliable data for all your travel needs. aloSIM is ideal for travelers who want a simple, flexible eSIM experience at a reasonable price point.

 In Vietnam, aloSIM runs on Viettel, Vinaphone, and Mobifone networks (4G/LTE), offering solid speeds in most urban and tourist areas. Setup is simple: purchase your plan, scan the QR code, and your eSIM activates instantly. You can manage your balance, data top-ups, and settings through the aloSIM app, making it easy to stay connected wherever you go.

Key features

• Available in over 170 countries, including Vietnam
• Perfect for navigation apps, social media, and staying connected via messaging apps
• Get a temporary phone number for verification during your travels
• Choose from data packages ranging from 1GB to unlimited
• Instant eSIM activation via a simple QR code
• Access customer service through the app (although initial responses come from an AI chatbot)

Pros

• Covers over 170 countries, making it ideal for multi-destination travelers
• No physical SIM required, and activation is quick with a QR code
• Offers a temporary Hushed number, useful for registration or verification
• A range of plans to suit different travel durations and data needs
  

Cons

• No support for voice calls or SMS
• Coverage may be less reliable in rural areas or off-the-beaten-path locations
• AI chatbot responses can be slow, and live support may take time (especially during peak periods)

Verdict: aloSIM provides smooth connectivity across Vietnam’s major cities and is ideal for travelers wanting flexibility and quick setup. The trade-off is less consistent coverage in rural regions.

5. Yesim: Best for flexible app-based data management

Yesim is a relatively new but growing player in the eSIM market, providing travelers with an adaptable solution to stay connected across more than 150 countries. With both limited and unlimited data plans, Yesim is ideal for users who want full control over their data usage and easy plan management through an app.

In Vietnam, coverage is strong across most regions, ensuring smooth data access in cities and tourist destinations. Yesim operates through local partner networks for reliable 4G/LTE connectivity. Setup is straightforward: simply download the Yesim app, choose a plan, scan the QR code, and activate your eSIM instantly. The app allows quick balance checks, plan renewals, and customer support access, making it easy to stay online during your trip.

Key features

• Available in over 150 countries, including Vietnam
• Both limited and unlimited data plans to suit different needs
• Instant activation via the Yesim app with a simple QR code
• Access to customer support at any time through the app
• Pay via credit/debit cards, PayPal, Apple Pay, and more
• Works with VoIP apps like WhatsApp, Zalo, and Viber for calls
  

Pros

• Manage your eSIM and plans easily through the Yesim app
• Choose between limited and unlimited data options based on your needs
• Great coverage in over 150 countries
• 24/7 support available for peace of mind during travels
  

Cons

• Plans can be more expensive compared to other eSIM providers
• Inconsistent service in remote areas
• Delays in customer support response
  

Verdict: Yesim offers convenient eSIM management and strong coverage for travelers who prefer app-based control and flexible data plans. The trade-off is a higher price point and slower support response in some cases.

6. FlexiRoam: Best for multi-country travelers needing global coverage

Known for its wide range of affordable data plans and user-friendly app, FlexiRoam has become a go-to choice for travelers. It’s especially popular for its reliable performance and fast support, making it ideal for those visiting multiple countries or seeking seamless data connectivity.

In Vietnam, coverage is strong across major regions, with dependable 4G/LTE speeds through local partner networks. FlexiRoam’s eSIM works instantly after QR activation via the app, and users can manage plans or top up data in just a few taps. his makes it convenient for both short-term and long-term travelers who need steady data while exploring cities like Hanoi, Da Nang, or Ho Chi Minh City.T

Key features

• Available in 200+ countries and regions
• Reliable 4G/LTE connectivity in most major cities
• Simple eSIM activation and management
• Available via WhatsApp, email, and app for assistance
• Fast issue resolution for installation and usage problems
• Compatible with data-only services like WhatsApp, Zalo, and Viber
  

Pros

• Fast and responsive customer service, especially via WhatsApp
• Global coverage across major travel destinations
• Easy-to-use app for quick activation and plan management
• Reliable connectivity in urban areas and top destinations
  

Cons

• Pricing concerns due to recent price increases
• Limited customer support hours with delayed responses during peak times
• Inconsistent coverage in remote locations
• No 24/7 live chat support, leaving users to wait for email or WhatsApp replies
  

Verdict: FlexiRoam is best for travelers visiting multiple destinations who want a reliable global eSIM with easy activation and solid support. The trade-off is slightly higher pricing and inconsistent performance in remote areas.

Why You Need an eSIM in Vietnam

If you're heading to Vietnam, using an eSIM is an excellent way to stay connected throughout your trip without the hassle of local SIM cards or unreliable public Wi-Fi.

• Local internet realities: As soon as you land in Vietnam, your eSIM connects to local networks such as Viettel, Vinaphone, or Mobifone. This gives instant access to essential services like Google Maps, translation apps, ride-hailing services like Grab, YouTube, and Spotify.
  
• Why roaming and public Wi-Fi fall short: Forget about searching for a SIM card at the airport or local store. With an eSIM, everything is handled digitally. Traditional roaming can be expensive and public Wi-Fi is often slow, unreliable, or insecure for navigation, streaming, or online payments.
  
• How eSIM (and VPN where relevant) solves pain points: eSIMs can be purchased and activated before your trip, offering instant connectivity without in-country setup. Dual SIM functionality allows you to keep your home SIM active for calls and SMS while using your Vietnam eSIM for data and hotspot. Many providers also include privacy-focused features or VPN access for secure browsing.
  
• Flexible data plans: Whether you’re in Vietnam for a short city break or a longer stay exploring the countryside, eSIM providers offer a range of affordable plans tailored to your needs. From light users to heavy streamers and remote workers, there’s a plan to fit every budget and travel style.
  
• Additional travel convenience: With your eSIM ready on arrival, you can focus on your trip and other essentials, like checking Vietnam plug types or combining with pocket Wi-Fi if needed.

Where and How to Buy an eSIM for Vietnam

Online before your trip:
The easiest and most convenient way to get connected in Vietnam is to buy an eSIM before you travel. Top global providers include Holafly (unlimited data and 24/7 support), Airalo (budget-friendly plans with flexible data options), Yesim (simple setup and good multi-country coverage), Alosim (affordable regional plans with easy activation), Flexiroam (strong global reach and reliable app-based management), and Jetpac (fast setup and secure connectivity for frequent travelers). Each can be activated instantly via app or QR code, so you’re online the moment you land.

On arrival (local carriers):
If you prefer a local option, you can buy an eSIM from carriers like Viettel, Vinaphone, or Mobifone at major airports, malls, or mobile shops. Bring your passport or ID for registration, as Vietnam requires identification for SIM activation. Staff can usually help with setup, though English assistance may vary outside major cities. Local eSIMs tend to be cheaper but can take more time to activate.

Pro tip: Why online is simplest
Buying online lets you compare plans, avoid language barriers, and activate your eSIM before you even leave home. Always save your QR code or activation email offline, since you’ll need internet access to complete setup once you land.

How to Activate an eSIM for Vietnam

Activating an eSIM for Vietnam is quick and can usually be done in just a few minutes. Follow these simple steps to get connected:

1. Buy your eSIM plan from a trusted provider such as Holafly, Airalo, FlexiRoam, Jetpac, Yesim, or aloSIM. You’ll receive a QR code or installation link by email or in the provider’s app.
   
2. Install the eSIM by scanning the QR code or following the app instructions. Make sure you have a stable Wi-Fi connection during setup.
   
3. Set your data line to the new eSIM under your phone’s mobile network settings so that your device knows to use it for internet access.
   
4. Enable data roaming for the eSIM profile to ensure seamless connectivity across Vietnam’s local networks.

Country-specific note: If you plan to use a VPN, install and test it before arriving in Vietnam. This ensures smooth access to your usual sites and services, since connectivity settings may vary between regions.

Dual-SIM tip: Keep your home SIM active for calls and SMS while using your eSIM for data. This setup helps you stay reachable for verification codes or messages without expensive roaming charges.

How Do I Know if My Device is eSIM-Compatible

Before purchasing an eSIM for Vietnam, it’s important to quickly check if your iPhone or Android device supports eSIM functionality to avoid setup issues.

iPhone:

• Settings > Cellular > Add Cellular Plan
• Look for Digital SIM or Available
• Check IMEI under Settings > General > About
• iOS 12.1 or later required
  

Android:

• Settings > Connections > SIM Card Manager or Network & Internet
• Look for Add mobile plan or Download SIM
• Device must support Dual SIM (eSIM + physical SIM)

Tip for Android devices: Manage your mobile data effectively after eSIM setup by using the guide How to Use Data Saver on Android to Cut Down Mobile Data Usage.

If you’d like a more detailed walkthrough, you can check out our handy guide that shows exactly how to check if your phone is eSIM compatible on both iPhone and Android devices.

Insider Tips for Your Vietnam eSIM

Make the most of your eSIM and data plans in Vietnam with these practical, time-saving tips:

• Install your eSIM at home while you have a strong Wi-Fi connection. This avoids activation issues at the airport or in transit.
  
• Use the provider’s app (Holafly, Airalo, Nomad, etc.) to track remaining data, manage top-ups, or contact support directly.
  
• Delay activation if your eSIM provider offers that option, since some plans start counting data as soon as they’re installed.
  
• Turn on data-saving features like Low Data Mode or restrict background app refresh to stretch your plan further.
  
• Set up a VPN before arrival if you need unrestricted access to certain sites or apps, ensuring smooth streaming and browsing.
  
• Check device compatibility before purchase, as older or carrier-locked phones may not support eSIM technology.
  
• Use hotspot wisely since some providers limit tethering, so confirm if sharing data with laptops or tablets is included.
  
• Avoid common pitfalls like deleting your eSIM profile too early or forgetting to save your activation QR code offline.

eSIM vs. Physical SIM Card in Vietnam

Choosing between an eSIM and a physical SIM card comes down to convenience and flexibility. eSIMs let you connect instantly, manage prepaid data, and keep your home number active, while physical SIMs require in-person setup and offer less flexibility.

How we chose the best eSIMs for Vietnam

We understand that each traveler has unique needs, whether you're a digital nomad, a casual tourist, or an adventure seeker. That's why we thoroughly evaluated various eSIM providers based on specific criteria to help you find the perfect match for your trip.

• Coverage & reliability: Nationwide coverage is essential. We prioritized eSIM providers that partner with Vietnam's top telecom networks, such as Viettel, Vinaphone, and Mobifone.
  
• Plans & pricing / cost per GB: We looked for flexible pricing and plans to suit different budgets and data needs, evaluating cost relative to the data provided.
  
• Firewall / VPN access: Assessed which providers allow access to restricted sites or offer VPN integration for secure browsing.
  
• Setup ease: We tested how easy it is to activate each eSIM, prioritizing hassle-free processes for first-time users.
  
• Device compatibility: Checked support across iOS and Android devices, ensuring seamless installation for all travelers.
  
• Support & refunds: Evaluated customer service responsiveness and refund policies to handle issues efficiently.
  
• Real-world reviews / tests: We reviewed user feedback from multiple platforms to understand how each provider performs in Vietnam.

By considering these factors including coverage, pricing, ease of use, plan value, and real-world feedback, we’ve compiled a list of the best eSIM providers for Vietnam. Our goal was to ensure you can stay connected with peace of mind, no matter where you are.

Verdict: What is the Best eSIM for Vietnam?

For travelers to Vietnam, the best eSIM depends on your usage and priorities. Heavy users will appreciate unlimited data, budget travelers want cost-effective short-term plans, and those seeking privacy or multi-network flexibility need specialized features. The eSIM options we reviewed cater to these different needs, helping you stay connected, secure, and in control of your data plans throughout your trip.

Quick recommendations:

• Unlimited / heavy users → Holafly for seamless, unlimited 4G/5G data.
• Budget / short trips → Airalo for affordable, flexible data plans.
• Multi-network / flexibility → Yesim for travelers visiting multiple countries or regions.
• Privacy / VPN-first → Flexiroam for secure, tracker-blocking, and VPN-ready connections.

For more travel preparation, see our guides on when is the best time to visit Vietnam

Best eSIM for Vietnam FAQ