American Airlines Flight AA3999 Deals & Information (2025/2026)

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American Airlines Flight 3999 Route Deals From $143

The cheapest prices found with in the last 7 days for return flights were $246 and $143 for one-way flights to Birmingham Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 20 - Mon, Feb 24
DFW
Dallas-Fort Worth Intl.
BHM
Birmingham Intl.
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Feb 20 from Dallas-Fort Worth Intl. to Birmingham Intl., returning Mon, Feb 24, priced at $246 found 1 day ago
Mon, Mar 10 - Fri, Mar 14
DFW
Dallas-Fort Worth Intl.
BHM
Birmingham Intl.
$255 Roundtrip, found 6 hours ago
$255
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Mar 10 from Dallas-Fort Worth Intl. to Birmingham Intl., returning Fri, Mar 14, priced at $255 found 6 hours ago
Wed, Feb 19 - Wed, Feb 26
DFW
Dallas-Fort Worth Intl.
BHM
Birmingham Intl.
$258 Roundtrip, found 1 day ago
$258
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Feb 19 from Dallas-Fort Worth Intl. to Birmingham Intl., returning Wed, Feb 26, priced at $258 found 1 day ago
Sun, Mar 2 - Mon, Mar 3
DFW
Dallas-Fort Worth Intl.
BHM
Birmingham Intl.
$276 Roundtrip, found 4 days ago
$276
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Mar 2 from Dallas-Fort Worth Intl. to Birmingham Intl., returning Mon, Mar 3, priced at $276 found 4 days ago
Mon, Mar 10 - Sat, Mar 15
DFW
Dallas-Fort Worth Intl.
BHM
Birmingham Intl.
$305 Roundtrip, found 6 hours ago
$305
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Mar 10 from Dallas-Fort Worth Intl. to Birmingham Intl., returning Sat, Mar 15, priced at $305 found 6 hours ago