How to prove financial support for a Schengen visa

A Sponsorship Letter helps clearly explain who covers the costs of a Schengen visit and why the trip is financially realistic. While not always mandatory, attaching a separate sponsorship letter can strengthen your application, especially for stricter countries.
If you’re a European partner inviting your Thai girlfriend to visit you, one of the most important parts of the application is proving that the trip is financially realistic. This is where a Sponsorship Letter can help. It’s a simple, formal statement where you confirm that you will cover the costs of the trip and you have the financial ability to do so.

What is a Sponsorship Letter?

A Sponsorship Letter is a short letter written by the European partner to the embassy, confirming that you will financially support your Thai partner during her stay in Europe. It typically covers:
  • Who the sponsor is (your details)
  • Who the applicant is (your girlfriend’s details)
  • What you will pay for (travel, accommodation, daily costs)
  • Which dates the sponsorship applies to
  • Which financial documents you attach as proof

Is a Sponsorship Letter always required?

No. In many cases, you can include the sponsorship statement inside the Invitation Letter, and it may be accepted. However, we strongly recommend attaching a separate Sponsorship Letter, especially if:
  • Your girlfriend has limited income or savings
  • You are covering most or all costs
  • You apply to stricter countries (for example Switzerland or Germany)
  • You want to make the application clearer and easier to review
Embassy staff review many applications daily. A separate Sponsorship Letter makes it faster for them to understand the financial plan without guessing.

What should you include in your Sponsorship Letter?

Keep it short, clear, and factual. A strong Sponsorship Letter usually includes:
  • Your full name, address, contact details, and passport number
  • Your girlfriend’s full name, address in Thailand, and passport number
  • A clear statement that you will sponsor the trip
  • The purpose of the visit (visit, travel, spend time together)
  • The exact travel dates
  • Where she will stay (your home or hotel)
  • A list of attachments (bank statements, income proof)
  • Your signature (preferably by hand)

Which documents should you attach?

You don’t need to overcomplicate this. In most cases, these are enough:
  • Recent bank statements (usually last 3 months)
  • Proof of income (employment letter, payslips, or business income proof)
  • Any extra documents if your situation is special (optional)
Tip: Make sure the letter and the bank statements match each other in names and dates. Consistency matters.

Our recommendation

A Sponsorship Letter is one of the easiest ways to make your application look more “embassy-ready” without adding unnecessary pages or complicated explanations. Even when it’s not mandatory, it can reduce confusion and strengthen trust, especially in stricter countries.

Download our Sponsorship Letter Template

If you want a clean, proven structure that you can fill in within minutes, use our Sponsorship Letter Template. It is based on real, successful applications and helps you include the exact details embassies expect, without writing from scratch or guessing what to say.

A proven, ready-to-use sponsorship letter template for Schengen visa applications. Show the embassy you can fully support your Thai partner’s visit clearly, and with confidence.

Final thoughts

You don’t need to write a long letter. You just need a clear, consistent financial story that matches the rest of your documents. If you sponsor your girlfriend’s trip, a separate Sponsorship Letter is often the simplest way to make that clear.

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