This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $677 fare is the cheapest current round-trip from Miami (MIA) to MAD on Virgin Atlantic flight VS3177, departing 2026-07-21 at 18:00 with return on 2026-07-28.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.