$185 Cheap United flights Louisville (SDF) to Charlotte (CLT)

View $185 flight on Thu, Sep 11, 2025Opens in a new window

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$185 Cheap United flights Louisville (SDF) to Charlotte (CLT)

Prices were available within the past 7 days and start at $185 for one-way flights and $282 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 5 - Thu, Aug 21
SDF
Louisville
CLT
Charlotte
$282 Roundtrip, just found
$282
Roundtrip
just found
Select United flight, departing Tue, Aug 5 from Louisville to Charlotte, returning Thu, Aug 21, priced at $282 just found
United
Tue, Aug 26 - Tue, Sep 2
SDF
Louisville
CLT
Charlotte
$359 Roundtrip, found 1 hour ago
$359
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Aug 26 from Louisville to Charlotte, returning Tue, Sep 2, priced at $359 found 1 hour ago
Flights from Louisville (SDF) to Charlotte (CLT)
Origin airport
Louisville Intl.
Destination airport
Charlotte-Douglas Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines, Spirit Airlines, United
Popular airline
American Airlines
Distance
335 mi
Average flight time
1 hour 42 mins

Frequently asked questions

How much is a United Airlines flight from Louisville Intl. Airport (SDF) to Charlotte-Douglas Intl. Airport (CLT)?
You can discover cheap round-trip United Airlines flights from $282 from SDF to CLT by filtering your results from "Price (lowest to highest)" on Expedia. Or search for deals from $185 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SDF to CLT with United Airlines?
January is one of the most affordable months to travel to Charlotte with United Airlines. You could also find great prices on one-way and round-trip fares in February.
What is the cheapest time to book flights from Louisville Intl. Airport (SDF) to Charlotte-Douglas Intl. Airport (CLT) with United Airlines?
Look for cheap United Airlines flights from Louisville Intl. Airport (SDF) to Charlotte-Douglas Intl. Airport (CLT) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Louisville Intl. Airport (SDF) to Charlotte-Douglas Intl. Airport (CLT)?
To figure out if there's a direct journey from SDF to CLT with United Airlines or another carrier, use our "Nonstop" filter when looking for tickets.
What is the earliest United Airlines flight from SDF to CLT?
Find United Airlines's earliest flights from SDF to CLT by using our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Charlotte?
Charlotte-Douglas Intl. Airport (CLT) is the primary Charlotte gateway for United Airlines flights from Louisville Intl. Airport (SDF).
Why fly with United Airlines from SDF to CLT?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to fly from SDF to CLT with United Airlines. Plus, when you join our One Key™ program, you can earn OneKeyCash™* alongside United Airlines's loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Louisville Intl. Airport (SDF) to Charlotte-Douglas Intl. Airport (CLT)?
Depending on your fare type, a fee typically applies if you cancel or change your booking more than 24 hours after it's been confirmed. To secure plane tickets with more flexibility, select our "Changes included" or "No cancel fee" filter while looking for flights. For additional information on canceling or modifying your reservation, go to "Trips," select your flight and click on "Manage Booking."

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