The three things you most want to avoid on an international trip: a huge medical bill for an injury or illness, theft or damage to your phone and luggage, and delayed or canceled flights. Travel insurance exists for exactly these. The short answer up front: for most people, the smart approach is to start from your card’s travel cover, and top up only what’s missing with a standalone policy. This guide covers when card cover is enough and when it isn’t, which benefits to check in a standalone policy, and when to buy — using a Europe trip as the working example (the figures come from the Japanese market, but the logic travels).
First, check the insurance attached to your credit card
Many credit cards include travel insurance. Watch for two traps.
- “Automatic” or “usage-based”? — usage-based cover only becomes valid once you’ve paid for that trip’s flights or tour with that specific card. Simply carrying the card can leave you with no cover at all
- Low medical caps — card cover often caps medical treatment at a few hundred thousand to around ¥2–3 million, while hospitalization and surgery in Europe can run to several million yen. On its own, it is frequently not enough
Start by checking your own cards’ trigger conditions (automatic vs usage-based) and medical cap. If you hold several cards, medical cover can often be combined across them (death and permanent-disability cover doesn’t stack — only the single highest card counts).
What European healthcare costs, and what policies cost (as of July 2026)
Put real numbers on “European healthcare is expensive.” According to the Portugal edition of the medical-costs-abroad guide published by Japan’s foreign ministry, major private hospitals in Lisbon charge from around €270–300 per day for the hospital stay alone (treatment and tests billed separately), and uninsured emergency patients can be asked for a deposit of €150–500 up front. Insurer claims data tells the same story: published case data (SBI Insurance, based on JI Accident & Fire figures for fiscal 2015–2023) lists injury and infection hospitalizations on Spain and Portugal trips costing roughly ¥300,000–650,000 per claim, with severe cases involving medical evacuation reaching several million yen and beyond.
Standalone policies, meanwhile, cost less than most people expect: an online-only policy for a week in Europe runs around ¥2,000–3,000 (one insurer’s official quote: ¥2,890 for 7 days in Europe with ¥10,000,000 medical cover, ¥10,000,000 rescue cover and ¥200,000 personal-effects cover, from Sompo Japan). Prices move with age and cover levels, so treat these as ballparks and get quotes from several insurers.
When to top up with a standalone policy
- Your medical cover is short: if the card’s cap is low, use a standalone policy to secure unlimited or ¥10,000,000-plus medical and rescue cover
- Your card is usage-based only: pay for the trip with a different card, or locally, and you may fail the trigger conditions and travel uninsured
- Pre-existing conditions, older travelers, long stays: the classic exclusions and expiry points of card cover
- You want strong baggage and delay cover: expensive cameras and gear, or an itinerary with risky connections
Card cover vs standalone policy — a quick comparison
The tendencies compare as follows. Differences between individual cards and products are large — always make the final call against the policy wording and official sites.
| Item | Card-attached cover | Standalone policy |
|---|---|---|
| Medical cap (tendency) | often a few hundred thousand to around ¥2–3 million | choose from ¥10,000,000 up to unlimited |
| Cashless treatment | may be unavailable — you pay first and claim back | many products offer it at partner hospitals |
| Family cover | usually the cardholder only (family riders on some cards) | family plans and group contracts can cover children |
| Cost | annual card fee only (no extra outlay) | from around ¥2,000–3,000 for a week in Europe (ballpark) |
The benefits to check in a standalone policy
- Medical and rescue cover (the one that matters): European healthcare is expensive — unlimited or ¥10,000,000-plus is the comfortable line
- Personal liability: injuring someone or damaging their property
- Personal effects: theft and damage. Check the caps and deductibles for phones and cameras
- Flight delay and cancellation: hotel and meal costs on missed connections
- Cashless treatment: whether partner hospitals bill the insurer directly. On the ground, this makes an enormous difference
The classic failure patterns
Real trouble rarely starts with “I had no insurance” — it starts with “I thought I was insured.” The usual traps (all of them vary by card and product — these are general tendencies):
- The usage-based trigger was never met — conditions like “pay for the trip’s public transport or tour with this card” define what counts card by card. Miss them and nothing is paid out, ever
- Confusing family cards with family riders — supplementary cardholders are usually covered like the main holder, but children too young to hold a card often are not. For family trips, use a card with a family rider or a family-type standalone policy
- Phones excluded from personal-effects cover — some products exclude mobile phones and smartphones from baggage cover entirely. Check how phones, cameras and laptops are each treated in the wording
- Death and disability don’t stack — medical cover can often be combined across cards, but death and permanent-disability cover pays only from the single highest card. Having more cards doesn’t double everything
Every pattern resolves to the same answer: “it depends on the product.” The only real defense is to read your own cards’ terms and the policy wording before departure.
When to buy, and the final checks
- Buy before you leave (many policies cannot be bought once your trip has started). Airport counters work, but tend to cost more
- Make sure the cover period spans the whole trip (early-morning departures, late-night returns)
- Card cover and standalone policies can be combined — overlapping medical cover can usually be claimed across both
- Theft claims need a police report (a condition of personal-effects claims). See our guide to safety and scams in Portugal
Leaving with “the card cover will probably do” is how people discover mid-crisis that it doesn’t — the cover falls short, or the trigger conditions were never met. Check the trigger conditions and the medical cap, then fill exactly the gap with a standalone policy — protection that fits, with nothing wasted.
Primary sources
The medical-cost figures above come from the country-by-country medical guides published by Japan’s foreign ministry and from insurer-published claims data (both in Japanese). Wherever you’re from, the same checks apply: your government’s travel-advice pages for destination safety and healthcare, your card issuer’s benefit terms, and the insurer’s policy wording. This article describes general tendencies only, and cover and conditions differ product by product. Always confirm against the policy wording, the key-facts documents and each provider’s official site before you buy.
Where to go from here
- ETIAS travel authorization guide — the pre-travel clearance short visits to Europe will require
- Is Portugal safe? — what to do after a theft, and getting the police report
- Best time to visit Portugal — when to go and what the whole trip costs
- Portugal Travel Guide — every Portugal article in one place
