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Unlimited Medical Holiday Insurance
Unlimited medical holiday insurance provides a policy where there is no fixed financial cap on emergency medical expenses. While many standard UK policies offer limits between £5 million and £15 million, an unlimited policy ensures that the insurer covers all necessary costs regardless of the final bill. This level of cover is particularly relevant for travellers visiting countries with high healthcare costs or those with complex health needs. This guide explains how unlimited cover works, why it is necessary for specific destinations, and how to declare pre-existing conditions correctly to ensure your policy remains valid.



Key facts
- Typical cost range
- £20-£65 per person for a 1-week trip to the USA (2026 pricing)
- Standard medical limit
- £5 million to £15 million on most mid-range UK policies
- Repatriation cost
- Up to £80,000 for a medical flight from Asia or the Americas
- GHIC coverage
- Covers state-provided healthcare in EU countries only
- FOS complaint rate
- Medical claims are among the most common travel insurance disputes

TL;DR
Unlimited medical holiday insurance provides uncapped financial protection for emergency treatment and repatriation. It is essential for high-cost destinations like the USA and for travellers with complex health needs. Always declare pre-existing conditions and keep your insurer's emergency contact number saved to ensure your cover remains valid during a crisis.
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Why unlimited medical cover matters
While £10 million in medical cover sounds like a vast sum, complex medical emergencies can exhaust standard limits surprisingly quickly. If a UK traveller requires a prolonged intensive care stay followed by a private air ambulance repatriation from a distant country, the costs can escalate into hundreds of thousands of pounds. Unlimited medical holiday insurance removes the risk of exceeding a policy limit, providing peace of mind that the insurer will manage all costs associated with emergency treatment and getting you home safely. This is especially important for destinations where medical inflation is high or where private healthcare is the only viable option for foreign nationals.
- Eliminates the risk of exceeding fixed financial caps
- Covers expensive long-haul air ambulance repatriations
- Essential for high-cost regions like North America or the Caribbean
- Provides 24/7 access to emergency medical assistance teams
- Includes the cost of additional accommodation for a travelling companion
What is typically covered
An unlimited medical policy focuses on emergency care rather than routine health check-ups. It covers the cost of hospitalisation, surgery, and medications prescribed during an emergency. Crucially, it also covers repatriation- the cost of flying you back to the UK under medical supervision if you are too unwell to use your original ticket. Most policies also include a small daily benefit for every 24 hours spent in a public hospital to cover incidental costs like phone calls or television hire, though this specific benefit usually has a fixed daily cap rather than being unlimited.
- Emergency dental treatment for immediate pain relief
- In-patient and out-patient hospital fees
- Emergency surgery and diagnostic tests
- Medical escort or air ambulance back to the UK
- Reasonable travel costs for a relative to stay with you
Common exclusions to watch for
Even with unlimited medical cover, certain situations will invalidate a claim. Most notably, insurers will not pay out if the injury or illness is a result of a pre-existing condition that was not declared during the application process. Furthermore, incidents involving alcohol or drug abuse are standard exclusions. If you choose to travel against the advice of the Foreign, Commonwealth and Development Office (FCDO), your medical cover will likely be voided entirely. It is also important to note that elective procedures or non-essential cosmetic surgeries are never covered under emergency holiday insurance policies.
Typical costs and pricing factors
The cost of unlimited medical holiday insurance depends heavily on your age, destination, and health history. For a healthy traveller in their 30s visiting Europe for a week, a premium policy might start from £15 to £25. However, for a trip to the USA, prices can double or triple due to the extreme cost of American healthcare. Older travellers or those with multiple pre-existing conditions will see higher premiums because the statistical likelihood of a claim is greater. Comparing policies is essential to ensure you are not overpaying for add-ons you do not need, such as extreme sports cover or high-value gadget protection.
Pre-existing conditions and medical screening
When applying for unlimited medical holiday insurance, you must be entirely honest about your medical history. UK insurers use a system called medical screening, which involves a series of questions about your health, medications, and recent hospital visits. A pre-existing condition is generally defined as any illness or injury you have sought medical advice for in the last two to five years. Failing to disclose a condition- even if you think it is minor- can lead to a total rejection of a claim, even if the claim is for an unrelated issue. Specialist insurers are available for those with serious chronic conditions who find standard providers refuse them cover.
- Declare all prescribed medications from the last two years
- Include any condition currently under investigation by a GP
- Update your insurer if your health changes after buying the policy
- Understand that 'stable' conditions still require declaration
- Check if your specialist has cleared you for air travel
Evidence required for a medical claim
If you fall ill abroad, you or a companion must contact the insurer's 24-hour emergency assistance line as soon as possible. They will often deal directly with the hospital to settle bills. You will need to provide your policy number and details of your location. To support a claim later, keep copies of all medical reports, discharge summaries, and receipts for any out-of-pocket expenses like pharmacy bills or taxi fares to the clinic. The Financial Ombudsman Service (FOS) often sees disputes where travellers failed to contact their insurer before agreeing to expensive private treatment, so early communication is vital.
The role of GHIC and FCDO advice
The Global Health Insurance Card (GHIC) is a valuable tool for UK residents travelling in the EU, but it is not a substitute for unlimited medical insurance. The GHIC only provides access to state healthcare at the same rate as a local citizen; it does not cover private care or repatriation to the UK. Additionally, always check the FCDO website before booking. If the FCDO advises against 'all but essential travel' to your destination, most insurance policies will not cover you if you go anyway, regardless of the medical limits offered.
Practical checklist for travellers
Before you set off, ensure your insurance documents are accessible both digitally and in print. Share your policy details with your emergency contact in the UK. Verify that the 'medical emergency' section of your policy specifically states 'unlimited' or a sufficiently high limit for your destination. If you are travelling to a country with high medical costs, double-check that your policy includes 24-hour assistance services that speak English, as this will be your primary point of contact during a crisis.
Policy checklist
- Medical cover limit at least £2 million (£5m+ for long-haul)
- Cancellation limit covers the full cost of your trip
- Excess you'd be willing to pay per claim
- Activity list includes everything you've planned
- Age limits and medical screening completed
- Cruise / winter sports / golf extras if needed
Insurance disclaimer: This page is general guidance, not regulated financial advice. Cover, limits, excesses and exclusions vary by insurer and policy. Always read the policy wording.
Affiliate disclosure: Holiday Insured may earn a commission when you click through to a provider and buy a policy. This does not affect what you pay or which policies we describe. Read our full affiliate disclosure.
Related guides
Frequently asked questions
Plain English answers to common holiday insurance questions.

Sources and further reading
- FCDO foreign travel advice
- NHS GHIC information
- MoneyHelper on travel insurance
- Financial Ombudsman Service
Sources are independent UK authorities. Holiday Insured is not affiliated with any of the bodies listed. Read our editorial policy.
Written by
Holiday Insured Editorial Team
Reviewed by
Josh T.
Last updated
12 June 2026
Read our editorial policy. This content is general guidance and not regulated financial or medical advice.