American Airlines Flight 8645 Deals & Information (2026/2027)

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American Airlines Flight 8645 Route Deals From $399

The cheapest prices found with in the last 7 days for return flights were $485 and $399 for one-way flights to Miami Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Apr 27 - Tue, May 5
MAD
Adolfo Suárez Madrid-Barajas
MIA
Miami Intl.
$485 Roundtrip, just found
$485
Roundtrip
just found
Select American Airlines flight, departing Mon, Apr 27 from Adolfo Suárez Madrid-Barajas to Miami Intl., returning Tue, May 5, priced at $485 just found
Mon, Apr 27 - Tue, May 5
MAD
Adolfo Suárez Madrid-Barajas
MIA
Miami Intl.
$491 Roundtrip, just found
$491
Roundtrip
just found
Select American Airlines flight, departing Mon, Apr 27 from Adolfo Suárez Madrid-Barajas to Miami Intl., returning Tue, May 5, priced at $491 just found