For business travelers, mobile data is not a nice-to-have. They need it to reach the hotel, join a call from the taxi, approve an expense or receive a rebooking notice when a flight is cancelled. Yet in many travel programs, connectivity is still left to each traveler: some rely on roaming, some buy a local SIM at the airport, and some simply go without until they find Wi-Fi.
eSIM gives travel management companies (TMCs) and corporate travel managers a way to make connectivity part of the program instead of an afterthought. This guide covers where it fits and how to roll it out step by step.
Why connectivity belongs in the travel program
Duty of care: a traveler who cannot be reached cannot receive safety alerts, itinerary changes or support from your travel desk. Making sure travelers are connected on arrival supports the obligations employers already have.
Cost visibility: roaming charges usually appear weeks later on individual phone bills or expense claims, spread across many cost centers. Prepaid eSIM data plans are bought up front, so the cost is known before the trip.
Traveler experience: arriving connected removes one of the most common small frustrations of business travel, and it reflects well on the travel program.
How eSIM works for business travelers
An eSIM is a digital SIM profile installed on a compatible phone, usually by scanning a QR code or following an activation link. The traveler keeps their regular number active for calls and SMS (subject to their own carrier), while the eSIM provides data in the destination country or region.
Two practical points matter for corporate programs. First, the device must support eSIM and be unlocked; many company phones are, but it is worth checking your fleet. Second, travelers should install the eSIM before departure and switch data to it on arrival, so short pre-trip instructions make a real difference.
Ways a TMC can offer eSIM
As an optional add-on at booking, offered alongside flights and hotels for international trips.
As a policy default for selected routes or traveler groups, for example frequent travelers or high-risk destinations, with the eSIM sent with the itinerary.
As a managed service for a client, where the TMC issues eSIMs in bulk for a corporate account and reports on usage.
Each model changes who pays, how it is invoiced and who supports the traveler, so agree these points with each corporate client first.
Questions to ask an eSIM partner
Which countries and regions are covered for your clients’ actual travel patterns, and with what plan durations and data allowances?
Can eSIMs be issued in bulk and delivered digitally, and what does the activation process look like for travelers?
What usage data and reporting will you receive, and in what format?
Who handles first-line traveler support, and how are issues escalated?
What integration options exist or are planned for your booking and mid-office systems?
A simple rollout plan
Start with a pilot: one corporate client or one traveler group, a short list of top destinations and a manual delivery process. Track how many travelers activate the eSIM, what support questions come up and how costs compare with previous roaming spend. Use what you learn to set policy defaults and decide whether deeper integration is worth the investment.
AeroLink Cloud is onboarding early-access partners for this kind of program: eSIM supply, bulk issuance and usage data are available on partnership onboarding, and API integration is on our roadmap. If you manage corporate travel and want to explore eSIM, tell us about your travelers and destinations.
Join early access
Tell us about your travelers, destinations and systems, and we will follow up about partnership onboarding.
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