Flywire API

The Flywire API allows you to integrate Flywire’s payment services into your own system. You can build a custom user interface while taking advantage of Flywire’s payment network, ensuring a smooth and secure payment experience.

Your Back-Office
Payment
Delivered
ReferenceFWU125675432
CustomerPeter Payer
Amount paid$500.00
Issue Refund
Refund amount$100.00
External referenceRefund 123AB
Emails to payer
By Flywire
By us
Click any field to see the matching API data →
POST/payments/FWU125675432/refunds
{
"amount": 10000,
"external_reference": "Refund 123AB",
"notifications_url": "https://webhooks/notifications/refunds",
"enable_payer_email_notifications": true
}