American Airlines Flight 5142 Deals & Information (2025/2026)

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American Airlines Flight 5142 Route Deals From $174

The cheapest prices found with in the last 7 days for return flights were $335 and $174 for one-way flights to Blue Grass for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 14 - Mon, Aug 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$335 Roundtrip, found 8 hours ago
$335
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Mon, Aug 18, priced at $335 found 8 hours ago
Thu, Oct 16 - Sat, Oct 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$335 Roundtrip, found 4 days ago
$335
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Oct 16 from Charlotte-Douglas Intl. to Blue Grass, returning Sat, Oct 18, priced at $335 found 4 days ago
Thu, Aug 14 - Mon, Aug 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$338 Roundtrip, found 8 hours ago
$338
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Mon, Aug 18, priced at $338 found 8 hours ago
Fri, Aug 15 - Sat, Aug 16
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$350 Roundtrip, found 1 day ago
$350
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Aug 15 from Charlotte-Douglas Intl. to Blue Grass, returning Sat, Aug 16, priced at $350 found 1 day ago
Thu, Aug 14 - Mon, Aug 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$350 Roundtrip, found 8 hours ago
$350
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Mon, Aug 18, priced at $350 found 8 hours ago
Sat, Aug 9 - Sun, Aug 10
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$385 Roundtrip, found 5 days ago
$385
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Aug 9 from Charlotte-Douglas Intl. to Blue Grass, returning Sun, Aug 10, priced at $385 found 5 days ago
Thu, Aug 14 - Mon, Aug 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$413 Roundtrip, found 8 hours ago
$413
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Mon, Aug 18, priced at $413 found 8 hours ago
Sun, Sep 21 - Sat, Sep 27
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$449 Roundtrip, found 2 days ago
$449
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Sep 21 from Charlotte-Douglas Intl. to Blue Grass, returning Sat, Sep 27, priced at $449 found 2 days ago
Thu, Aug 14 - Mon, Aug 18
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$456 Roundtrip, found 8 hours ago
$456
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Mon, Aug 18, priced at $456 found 8 hours ago
Thu, Aug 14 - Thu, Aug 21
CLT
Charlotte-Douglas Intl.
LEX
Blue Grass
$462 Roundtrip, found 1 day ago
$462
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Aug 14 from Charlotte-Douglas Intl. to Blue Grass, returning Thu, Aug 21, priced at $462 found 1 day ago

Frequently asked questions

What route does flight number AA5142 take?
AA5142 takes multiple routes. The most popular is Philadelphia Intl. Airport (PHL) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), which flies direct. This service typically takes 2 hours and 38 minutes. However, there may possibly be other flights with this number that are multi-stop.
What terminal does AA5142 fly out of?
If you're leaving from PHL, there's every chance you'll board the aircraft from Terminal F. The most frequented route for flight number AA5142 is Philadelphia Airport to STL, which is a nonstop flight.
What kind of plane is on flight number AA5142?
AA5142 is a flight number that's used on many routes. If you've booked a seat on the most frequent route, Philadelphia Airport to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), there's a good chance you'll be boarding the Bombardier CRJ900.
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 AA5142 flight with Travelocity, please visit our Customer Service Portal.