American Airlines Flight 3866 Deals & Information (2026/2027)

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American Airlines Flight 3866 Route Deals From $272

The cheapest prices found with in the last 7 days for return flights were $478 and $272 for one-way flights to Piedmont Triad Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$478 Roundtrip, found 2 days ago
$478
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $478 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$488 Roundtrip, found 2 days ago
$488
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $488 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$498 Roundtrip, found 2 days ago
$498
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $498 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$507 Roundtrip, found 2 days ago
$507
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $507 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$517 Roundtrip, found 2 days ago
$517
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $517 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$522 Roundtrip, found 2 days ago
$522
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $522 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$530 Roundtrip, found 2 days ago
$530
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $530 found 2 days ago
Fri, Feb 26 - Sun, Feb 28
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$533 Roundtrip, found 6 days ago
$533
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Feb 26 from Miami Intl. to Piedmont Triad Intl., returning Sun, Feb 28, priced at $533 found 6 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$536 Roundtrip, found 2 days ago
$536
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $536 found 2 days ago
Sat, Dec 12 - Tue, Jan 19
MIA
Miami Intl.
GSO
Piedmont Triad Intl.
$540 Roundtrip, found 2 days ago
$540
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Dec 12 from Miami Intl. to Piedmont Triad Intl., returning Tue, Jan 19, priced at $540 found 2 days ago

Frequently asked questions

What route does flight number AA3866 take?
AA3866 serves multiple routes, but the most common is between DFW and Killeen, TX Airport (GRK-Killeen-Fort Hood Regional). If you're lucky enough to score a direct flight, you'll arrive in 57 minutes. Multi-stop flights can also travel under this number, as can services on other routes.
What kind of plane is on flight number AA3866?
It's more than likely you'll be traveling aboard an Embraer 175 if you've booked a ticket on flight AA3866 from Dallas-Fort Worth Intl. Airport (DFW) to Killeen, TX Airport (GRK-Killeen-Fort Hood Regional). This is the most commonly used aircraft on this particular route.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA3866 flight with Travelocity, please visit our Customer Service Portal.