Can I Buy Visitor Insurance After Arriving in the USA? — 2026 Guide

Yes — you can absolutely buy visitor insurance after arriving in the USA. The process is just as simple as buying before departure: go online, enter today's date as the start date, select your coverage, and your policy documents arrive by email within minutes. But there's a critical catch that every family needs to understand: most plans impose a waiting period before illness coverage begins.

Accidents are covered immediately on after-arrival purchases — day one, from the moment you buy. Illness is a different story. The standard waiting period is 5 days, meaning if your parent develops a fever, respiratory infection, or any other sickness within the first 5 days of the policy, that illness will not be covered. This is why insurance professionals consistently recommend buying before the traveler arrives in the US whenever possible.

That said, "before arrival" isn't always possible. Parents sometimes arrive unexpectedly, trips get extended, or families simply forget until after the visit has already started. This guide explains exactly how after-arrival purchase works, what the waiting period means in practice, and how to minimize your risk if you're buying coverage for someone who is already in the US.

The 5-Day Waiting Period Explained

The waiting period exists to prevent fraud — specifically, to prevent families from purchasing insurance only after a loved one is already sick, then filing a claim for a condition that existed before the policy was bought. It is an industry-standard protection built into virtually all visitor insurance plans sold in the US.

Here's how it works in practice: if you buy a policy today (let's call it Day 1), illness coverage begins on Day 6. Any sickness that first presents symptoms between Day 1 and Day 5 is not covered — it will be considered either a pre-existing condition or a condition that began before the waiting period ended.

Accidents follow different rules. A slip and fall, a sports injury, a car accident — any physical injury caused by an external event — is covered immediately from Day 1, even on an after-arrival purchase. The waiting period applies only to illness (sickness) claims.

After-Arrival Waiting Periods by Plan

Real-World Waiting Period Scenarios

To make this concrete: your parent arrives on January 1 and you purchase insurance on January 3 (Day 1 of the policy).

What Counts as "Illness" vs. "Accident"?

Understanding this distinction matters when you're buying after arrival.

How to Buy After Arrival

The process is simple and takes under 5 minutes online:

1. Use Tower Hill's online quote engine — enter today's date as the policy start date
2. Enter the traveler's age, country of origin, and desired end date
3. Select your coverage amount ($100K–$1M) and deductible preference
4. Compare plan options and prices side-by-side
5. Complete the purchase — policy documents arrive by email immediately
6. Accident coverage begins same day; illness coverage begins Day 6

Tips for After-Arrival Purchase

• Buy as soon as possible after arrival: The 5-day waiting period clock starts running the moment you purchase. Every day you delay is a day added to your unprotected window.
• Don't wait if someone already has symptoms: If your parent is showing any signs of illness when you buy, that specific condition will not be covered. Purchase before symptoms appear.
• Check on pre-existing conditions: Even after the waiting period, conditions that existed before the policy was purchased (managed hypertension, diabetes, etc.) are excluded except under the acute onset provision of premium plans.
• Consider calling an expert: If your situation is complex — the visitor has existing health issues, they've been in the US for a while already, or they need urgent coverage — contact Tower Hill directly to find the best plan for your specific scenario.
• Keep your policy documents accessible: Save the PDF to your phone immediately after purchase. You may need your policy number at an urgent care clinic within hours of buying.

After-Arrival vs. Before-Arrival: Cost Difference

There is no price difference between buying visitor insurance before arrival and after arrival. The premium is calculated based on age, coverage amount, deductible, and policy duration — not on when during the trip you purchased it. The only difference is the 5-day illness waiting period that applies when you buy after arrival. You pay the same price either way, but buying before arrival gives you full coverage from day one.

Frequently Asked Questions

Related: Compare Plans · Best Plans for Parents · Multiple Entry Visitors