By Lisa Salter
Montreal travel advisor · Updated July 23, 2026
"Just get an eSIM" is easy advice — until you see a dozen brands and freeze. This is the complete Canadian buyer's guide: how travel eSIMs work, how the five major providers actually compare, which one fits your destination, how much data you really need, and the mistakes we see travellers make every season.
Want the easy route? Get an eSIM set up for your trip.
See eSIM plansQuick pick
Airalo
Lowest cost for light, pay-as-you-go data across 200+ destinations.
Holafly
Unlimited-data plans and 24/7 chat — no counting gigabytes.
Saily
From the makers of NordVPN, with ad and malware blocking built in.
Nomad
Fair per-GB pricing and data packs in a clean, simple app.
ZetSIM
Aggressive per-GB pricing, plans with voice + SMS, and credit that doesn't die when your trip ends.
Set up by Lisa
A plan chosen for your destination and installed with you — bilingual, before you fly. See plans →
What matters if you are buying from Canada
Keep your number
Every travel eSIM here is data-only and runs alongside your Rogers, Bell, Telus or Videotron line, so your Canadian number stays active for calls and texts.
Watch the currency
Most eSIM brands price in USD, so your card adds an FX premium on top of the sticker price — worth factoring in before you decide which one is "cheapest".
Match the destination
Coverage and the partner network vary by country. Confirm your exact destination is covered before you buy, not just the region.
Right-size your data
A beach week needs very little. Japan and Europe trips, with maps and translation running all day, need noticeably more.
Why Canadian travellers need a travel eSIM
Canadian roaming is among the most expensive in the world. The big three carriers all charge daily roam-like-home fees — roughly $12–14 per day in the U.S. and $14–16 per day everywhere else. For a couple on a two-week vacation in Europe, that's easily $400+ just to keep your phones on. Pay-per-use roaming without a daily plan is worse still, billed per megabyte at rates that turn one video call into a three-figure line item.
A travel eSIM replaces all of that with a local or regional data plan you buy before you leave — typically $10–40 for an entire trip. You keep your Canadian SIM active for calls and texts to your own number, and the eSIM quietly handles data. No store visits at the airport, no swapping tiny plastic cards, no surprise bill when you get home.
The catch is choice. There are now dozens of eSIM brands, their pricing structures don't line up neatly, and "cheapest" changes depending on the destination and how much data you use. That's why a real comparison matters — and why this page exists.
What is an eSIM and how does it work?
An eSIM (embedded SIM) is a digital version of the SIM card that's already built into your phone. Instead of inserting plastic, you scan a QR code (or tap an install link), and a travel data plan downloads directly onto the device. Most phones sold since about 2019 support it — iPhone XS and newer, Samsung Galaxy S20 and newer (plus the Z series), Google Pixel 3 and newer, and most recent Motorola and Huawei flagships.
Who can use one
Two conditions: your phone must support eSIM, and it must be unlocked (not tied to a carrier contract). Canadian phones sold since December 2017 are unlocked by law, so unless your device is very old or from abroad, you're almost certainly fine.
Settings → General → About → look for "Digital SIM" or available eSIM.
Settings → Connections/Network → SIM manager.
When an eSIM is NOT the right tool
The benefits over roaming, in plain terms
A trip's worth of data usually costs less than two days of Canadian roaming fees.
Your Canadian number stays live for texts (banking codes included) while the eSIM carries data.
Plans arrive by email in minutes and install before you leave home.
Top up from your phone mid-trip instead of hunting for a phone store.
How we evaluated the providers
This comparison is based on the criteria that actually decide whether you have a good trip:
Does it work where you're going, on which local networks.
Not just the headline price.
How hard is installation for a non-technical traveller.
Can you reach a human, in what language, how fast.
App quality, hotspot/tethering rules, regional and global plan options, unlimited-data availability.
Which local networks the eSIM rides on, and the refund policy when something goes wrong.
Airalo review
Airalo is the biggest name in travel eSIMs, with plans in 200+ countries and regions. Its strength is the entry price: light data packs (1 GB / 7 days) often start around $4–5 USD, which makes it the default for short trips and light users. The app is mature, top-ups are easy, and regional plans (like Eurolink for Europe) cover multi-country itineraries. Some destinations now offer voice/SMS add-ons.
Pay-as-you-go packs; cheap to start, but per-GB cost rises quickly if you keep topping up small amounts.
Short trips, light data users, unusual destinations the smaller providers don't cover.
You're a heavy data user (unlimited is not Airalo's game), or you want human hand-holding — support is app-chat based and can be slow at peak season.
Holafly review
Holafly built its brand on one word: unlimited. Its plans are priced per day rather than per gigabyte, and for travellers who stream, video-call and navigate constantly, not thinking about data is worth real money. Support chat runs 24/7 and its Spanish/European network partnerships are solid.
Premium per-day pricing for unlimited data — typically $6–9 CAD per travel day depending on destination and length.
Heavy users, longer stays, travellers who'd rather overpay slightly than monitor usage.
You're a light user on a budget — you'd be paying unlimited prices for maps and WhatsApp.
Nomad review
Nomad occupies the sensible middle: per-GB prices that frequently undercut Airalo on popular routes, a clean app, and flexible data packs (1–20 GB, and unlimited in some destinations). Coverage is strong in the destinations Canadians actually visit — U.S., Europe, Japan, Mexico — though thinner than Airalo's list at the edges.
Competitive per-GB packs with frequent promos; watch per-country variance, which is bigger than most rivals.
Data-savvy travellers who compare prices per destination and want good value without going unlimited.
Your destination is less common, or you want voice/SMS included.
Saily review
Saily is the newest of the five, launched by Nord Security (the NordVPN people), and it shows in the product's angle: every plan includes security extras — an ad blocker, malware protection and a virtual-location feature. Prices are competitive with Airalo's, the app is polished, and coverage now spans roughly 200 destinations.
Entry-level packs priced to compete head-on with Airalo, with the security layer as the differentiator rather than a price premium.
Travellers who use public Wi-Fi and hotel networks and want built-in protection; anyone already in the Nord ecosystem.
You want unlimited data or voice plans, or you're headed somewhere on the thinner edge of a young coverage map.
ZetSIM review
ZetSIM is the value pick of the five — and the one most Canadians haven't heard of yet. It's the consumer travel brand of Zetexa Global, operating eSIMs in 180+ destinations, and it competes primarily on price per gigabyte: single-country plans frequently start in the $3–6 USD range, with regional plans for Europe, Asia, the Americas, the Middle East and Africa, plus global multi-country options. Delivery is instant — the QR code arrives by email at checkout and the plan installs the same way as every other provider here.
Three things genuinely distinguish it. First, plan variety: alongside fixed-data and unlimited options, ZetSIM sells data + voice + SMS plans — useful for travellers who need a working local number, which most travel eSIMs simply don't offer. Second, validity: ZetSIM's SIM profile doesn't expire with your trip — you can top up the same eSIM for a future trip instead of buying and installing a new profile each time. Third, the extras ecosystem: an iOS/Android app for balance checks and top-ups, a rewards program (ZetCoins cashback), and ZetPass, a paid discount pass that cuts plan prices substantially for frequent travellers — worth the math if you take several trips a year, skippable if you don't. The company also states it operates as a registered MVNO in Canada, the U.S. and the U.K., and advertises a full refund policy — as with every provider here, read the current refund terms before you buy.
Undercut the big names per GB and win on flexibility rather than brand recognition.
Value-focused travellers, multi-country itineraries on regional plans, anyone who needs voice/SMS abroad, and repeat travellers who benefit from top-up validity or ZetPass.
You want the longest-established brand with the deepest review history — Airalo and Holafly have years more track record — or your destination sits outside its 180+ list.
What is the best Airalo alternative?
For most travellers the best Airalo alternative is Nomad — similar country coverage at a lower effective cost per GB, with hotspot sharing left uncapped. If you would rather not count gigabytes at all, Holafly's unlimited plans are the alternative worth paying more for. If you just want the lowest headline price on a short trip, Saily usually matches or undercuts Airalo on the same destinations.
Airalo is still the safest pick when an itinerary crosses several countries or lands somewhere unusual — its 200+ destination list is the broadest here. People generally leave it for one of three reasons: the per-GB price is no longer the lowest, speeds get throttled on some plans, and unused data is not refundable. Match the reason you are switching to the provider that fixes it:
- Cheaper per GB, same breadth of coverage — Nomad or Saily.
- Unlimited data, no counting — Holafly.
- Calls and texts on the eSIM itself — ZetSIM, on select plans.
- Someone else to set it up before you fly — our own eSIM plans.
Comparison table
| Airalo | Holafly | Nomad | Saily | ZetSIM | |
|---|---|---|---|---|---|
| Destinations | 200+ | ~200 | ~170 | ~200 | 180+ |
| Entry price | ~$4.50 US/1 GB | Per-day pricing | ~$4 US/1 GB | ~$4 US/1 GB | ~$3–5 US/1 GB |
| Unlimited plans | Limited | Yes — core offer | Some destinations | Some destinations | Yes, many destinations |
| Voice + SMS | Some add-ons | Rare | No | No | Yes, on select plans |
| Hotspot | Yes | Often capped | Yes | Yes | Plan-dependent — verify |
| Support | App chat | 24/7 chat | Chat/email | 24/7 chat | App + chat |
| Stand-out | Coverage + brand | Unlimited data | Per-GB value | Security features | Price + voice + validity |
Prices are typical mid-2026 entry points in USD and move often — always check the provider's live page for your destination. Data-only unless noted; fair-use policies apply to most unlimited plans.
Which provider is best for your destination?
Europe
Multi-country regional plans matter most. Airalo's Eurolink, Nomad's Europe packs and ZetSIM's Europe regional plans all cover 30+ countries on one eSIM; Holafly if you want unlimited. See our Europe travel guide for itinerary help.
Japan
All five perform well in Japan. Heavy map-and-translation use burns data fast — 5 GB minimum for a week, or Holafly/ZetSIM unlimited for two.
USA
Competitive market: entry plans from every provider. If your Canadian plan includes U.S. roaming, you may not need an eSIM for a short hop; for longer stays, per-GB plans beat daily roaming fees within two days.
Mexico
Resort Wi-Fi is patchier than travellers expect. A 3–5 GB plan covers most one-week all-inclusive stays; see our Mexico guide for resort picks.
Caribbean
The trickiest region — island-by-island coverage varies more than anywhere. Check the exact island on each provider's list; regional Caribbean/Americas plans (Airalo, ZetSIM) simplify multi-island cruises. More in our Caribbean hub.
Cruises
Careful: eSIMs work in ports, not at sea (ship satellite networks bill separately and brutally). Buy a regional plan for port days and keep the eSIM off on board. Our cruise planning guide covers this in detail.
Digital nomads
Long validity and cheap top-ups win: Nomad and ZetSIM per-GB packs, or ZetPass if you move country-to-country often.
Families
One eSIM per phone — or one unlimited plan (Holafly/ZetSIM) on a parent's phone with hotspot for the kids' devices, if the plan's tethering rules allow it. Check first.
Short trips
Airalo, Saily or ZetSIM entry packs — $5 or less buys enough data for a long weekend of maps and messaging.
Heavy data users
Unlimited or nothing: Holafly first, ZetSIM unlimited where available, and compare the fair-use fine print on both.
Business travellers
Reliability and voice matter more than price: ZetSIM's data + voice + SMS plans or Holafly unlimited with your Canadian line for calls. Hotspot rules matter for laptop work — verify before you rely on it.
How much data do you actually need?
| What you do | Typical usage | A week needs about |
|---|---|---|
| Maps + WhatsApp texts | ~50–100 MB/day | 1 GB |
| + social scrolling (Instagram, TikTok) | ~300–700 MB/day | 3–5 GB |
| + photo uploads, Spotify, YouTube clips | ~1 GB/day | 5–8 GB |
| Video calls (Zoom/FaceTime) or streaming TV | ~1–3 GB/day | 10 GB+ or unlimited |
Two Canadian-specific tips: TikTok and Instagram Reels are the silent data killers — an hour of Reels can burn 1 GB. And download your Google/Apple Maps region and Netflix shows over hotel Wi-Fi; offline maps cut daily usage in half.
Common mistakes Canadians make
- Buying too little data. The $4.50 1-GB plan feels thrifty until day three. Mid-trip top-ups usually cost more per GB than buying right the first time.
- Installing at the airport. Install at home on Wi-Fi, days before departure. You need a connection to download the eSIM profile — the worst place to discover that is a foreign arrivals hall.
- Not checking compatibility or lock status. Two minutes in Settings saves the whole plan. Phones bought on contract abroad may still be locked.
- Confusing the eSIM's "roaming" toggle with Canadian roaming. Turning ON data roaming for the travel eSIM line is required and costs nothing extra — it's the eSIM's own data. Keep roaming OFF on your Canadian line.
- Deleting the eSIM profile mid-trip. Deleting is not the same as toggling off — many profiles can't be reinstalled without buying again.
- Forgetting entry requirements while planning connectivity. Data won't help if the paperwork's wrong — check our travel requirements tool before any international trip.
Frequently asked questions
Which travel eSIM is cheapest?
Per gigabyte, ZetSIM and Nomad usually price lowest on popular routes, with Airalo close behind on entry packs. But cheapest changes by destination — compare your exact country, and remember mid-trip top-ups often cost more than buying enough data upfront.
Which eSIM has unlimited data?
Holafly built its brand on unlimited plans; ZetSIM offers unlimited in many destinations too, often at lower prices. Both apply fair-use policies, so heavy hotspot users should read the fine print.
Is Airalo or Holafly better?
Airalo for low cost and light use; Holafly for unlimited data and heavier use. Choose based on how much data you'll actually use, not the headline price.
Is ZetSIM legit?
Yes — ZetSIM is the consumer brand of Zetexa Global, with eSIMs in 180+ destinations, an iOS/Android app, and a published refund policy. It states it's a registered MVNO in Canada, the U.S. and the U.K. It's newer to Canadian travellers than Airalo or Holafly, which is mainly a brand-recognition gap rather than a product one. (Disclosure: ZetSIM is a partner of this site — our comparison above treats all five providers by the same criteria.)
ZetSIM vs Airalo — which should I pick?
Airalo if your destination is unusual (its coverage list is the longest) or you want the most established brand. ZetSIM if you want lower per-GB pricing, a voice + SMS option, or plan to reuse the same eSIM with top-ups on future trips.
ZetSIM vs Holafly — which is better for unlimited data?
Holafly has the longer unlimited track record and 24/7 chat; ZetSIM's unlimited plans are typically cheaper. Compare the fair-use policy for your specific destination — that fine print matters more than the brand.
Do travel eSIMs include a phone number?
Most are data-only — calls happen over WhatsApp or FaceTime. If you need a real local number for calls and SMS, look at ZetSIM's data + voice + SMS plans or Airalo's voice add-ons in select destinations.
Will my Canadian number still work abroad?
Yes — that's the point of dual SIM. Your Canadian line stays active for incoming texts (including banking codes) while the eSIM carries data. Just keep data roaming off on the Canadian line so you're not billed by your carrier.
How do I avoid Canadian roaming charges completely?
Before departure: turn OFF data roaming on your Canadian line, set the travel eSIM as your data line, and turn ON data roaming for the eSIM line only. Your carrier's daily fee triggers only if the Canadian line uses data or you make/take a traditional call.
Do eSIMs work on cruises?
In ports, yes. At sea, no — ships use satellite networks that bill separately. Turn the eSIM off on board and use it on port days.
Can I hotspot from a travel eSIM?
Usually yes on fixed-data plans; unlimited plans often cap or exclude tethering. If feeding a laptop matters, verify the specific plan's hotspot policy — this is the single most common fine-print surprise.
How do I install a travel eSIM?
Buy the plan, receive a QR code by email within minutes, scan it from Settings while on Wi-Fi at home, and label the new line "Travel." At your destination, enable the line and its data roaming. Total honest time: under ten minutes.
Do I need Wi-Fi to activate an eSIM?
You need a connection to download the profile, so install at home. Activation at the destination happens automatically when the line connects to a partner network.
Can I use one eSIM in multiple countries?
Yes — regional plans (Europe, Asia, Americas, Caribbean) cover dozens of countries on one profile. Airalo, Nomad and ZetSIM all sell them; it's the right tool for multi-stop itineraries and cruises.
What happens when my data runs out?
Data stops — no overage billing, which is the anti-roaming safety net. Top up in the provider's app, or buy a fresh plan. ZetSIM's profiles accept top-ups indefinitely; most others expire with the plan.
Is my phone eSIM-compatible?
iPhone XS or newer, Samsung Galaxy S20 or newer (and Z series), Google Pixel 3 or newer, and most recent flagships. Check Settings, and confirm the phone is unlocked — Canadian phones sold since late 2017 are unlocked by law.
Are travel eSIMs secure?
The eSIM standard itself is as secure as a physical SIM. On public Wi-Fi, a VPN adds protection — or pick Saily, which builds ad/malware blocking into the plan.
Can I keep using my eSIM after the trip?
Most expire with the plan's validity. ZetSIM is the exception in this group — its profile stays valid for future top-ups, so repeat travellers skip reinstalling.
eSIM vs local SIM card at the destination?
Local SIMs can be marginally cheaper for long stays but cost you airport time, a swapped-out Canadian SIM (goodbye banking texts), and often ID registration. For trips under a month, the eSIM convenience is worth the small premium.
What's the best eSIM for Europe from Canada?
For most travellers: a regional Europe plan — Airalo Eurolink, Nomad Europe, or ZetSIM's Europe regional — sized to your data habits from the table above. Holafly unlimited if you don't want to think about it. One profile covers the whole itinerary, including country-hopping.
Should I buy the eSIM before I leave Canada?
Always. Install on home Wi-Fi days ahead, verify it shows in Settings, and travel knowing data works the moment you land — that's also when you can still get help calmly if anything's odd.
What if I want help choosing?
That's exactly what Lisa does — she'll match a plan to your destination and trip length and set it up with you, in French or English, as part of planning your trip. See eSIM plans →
Too many options? Lisa Salter, a Montréal travel advisor, cuts through the noise — one eSIM, chosen for your trip and set up before you fly, with a real person to call. Ask Lisa →
