Frankfurt (FRA) to Madrid (MAD): 882 miles (1,420 km) great-circle, about 2h 15m nonstop by our estimate. Cheapest fare observed: $145 round-trip on Ryanair, with 1 stop, departing May 6, 2026.
$145 round-trip, Ryanair FR4921, departing 2026-05-06 at 16:05, returning 2026-05-13. The recorded itinerary left on a Wednesday, returning on a Wednesday 7 nights later; the fare was observed 11 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $145, it ranked 3rd of the 30 round-trip fares we recorded from FRA (median $409). That is 16.4 cents per great-circle mile (round-trip price over one-way distance), below the FRA median of 21.5 cents across 30 round-trip routes.
Routes from FRA of similar length: Chisinau (954 mi) at $181 and Riga (790 mi) at $235.
Ryanair had the cheapest fare on 5 of 30 FRA routes. It is the 25th longest of the 30 routes we track from FRA.
Of 35 departure airports with a fare to Madrid, Frankfurt (FRA) ranked 7th at $145. Lowest: $46 from Lisbon (LIS); highest: $1698 from Sydney (SYD); 13 nonstop. Cheapest-fare airlines (routes): United Airlines (4), Wizz Air (4), Air China (2), American Airlines (2), Ryanair (2) and TAP Portugal (2), plus 17 more.
That depends on your passport and trip, so check the official source for Spain: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/Berlin, Europe/Madrid; flight time is our estimate.