How many flights depart from Louisville to United States on average per day?

As of February 2026, 71 flights take off from Louisville and land in United States each day. The most common flight departure time for this route is 12:00PM, with 50% of daily flights taking off in the afternoon.

What airlines fly to United States?

Frontier, Delta and American Airlines are the top three most popular airlines that fly to United States from Louisville according to our data. Frontier is the first choice among our users, with 38% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 9 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

How many flights depart from Louisville to United States on average per week?

As of February 2026, there are 497 flights per week flying from Louisville to United States. The most common day of the week flights depart is Fri, with 17% of flights taking off on this day.

What is the cheapest airline that flies from Louisville Intl to United States?

Allegiant Air, Breeze Airways, and Spirit Airlines are the most popular carriers operating from Louisville Intl to United States

When did momondo last update prices for flights from Louisville Intl Airport to United States?

Prices for flights from Louisville Intl Airport to United States refresh daily.

How many operators does momondo search for flights from Louisville Intl Airport to United States?

The number of operators available for flights from Louisville Intl Airport to United States is 8 as of February 2026.

How old do you have to be to fly from Louisville Intl Airport to United States?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to United States.

What documentation or ID do you need to fly to United States?

The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$47 Cheap Flights from Louisville to the United States in 2026

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Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:48 pm - 10:12 pm

SDF

FLL

2h 24mnonstop

9:00 am - 11:34 am

FLL

SDF

2h 34mnonstop

$95Allegiant Air

Mon, May 11 - Wed, May 20

7:48 pm - 10:12 pm

SDF

FLL

2h 24mnonstop

4:22 pm - 6:58 pm

FLL

SDF

2h 36mnonstop

$100Allegiant Air

Mon, Apr 20 - Fri, May 1

6:00 am - 7:44 am

SDF

DFW

2h 44mnonstop

7:55 pm - 11:03 pm

DFW

SDF

2h 08mnonstop

$147American Airlines

Sat, Mar 14 - Sat, Mar 21

11:59 am - 9:24 pm

SDF

DFW

10h 25m

1 stop

8:50 pm - 11:58 pm

DFW

SDF

2h 08mnonstop

$174American Airlines

Sat, Mar 14 - Sat, Mar 21

8:10 am - 12:31 pm

SDF

DFW

5h 21m

1 stop

5:30 am - 11:53 am

DFW

SDF

5h 23m

1 stop

$177Delta

Tue, May 5 - Sat, May 9

5:55 pm - 11:13 pm

SDF

DFW

6h 18m

1 stop

7:10 am - 1:33 pm

DFW

SDF

5h 23m

1 stop

$197Delta

Sat, Mar 14 - Sat, Mar 21

6:17 am - 8:29 am

SDF

EWR

2h 12mnonstop

7:55 pm - 10:22 pm

EWR

SDF

2h 27mnonstop

$199United Airlines

Wed, May 6 - Tue, May 12

6:00 am - 8:11 am

SDF

EWR

2h 11mnonstop

9:26 pm - 11:59 pm

EWR

SDF

2h 33mnonstop

$204United Airlines

Sat, Mar 7 - Fri, Mar 27

6:20 am - 2:15 pm

SDF

MIA

7h 55m

1 stop

6:35 am - 12:55 pm

MIA

SDF

6h 20m

1 stop

$239Southwest

Wed, Apr 22 - Sat, Apr 25

12:10 pm - 6:20 pm

SDF

MIA

6h 10m

1 stop

7:20 am - 12:40 pm

MIA

SDF

5h 20m

1 stop

$247Southwest

Wed, Apr 22 - Tue, Apr 28

Delta flights from Louisville to United States

Our best Delta deals on Louisville to United States flight tickets

Delta

May 5

SDF8:10 amLouisville Intl

5h 21m

1 stop

DFW12:31 pmDallas/Fort Worth

May 9

DFW5:30 amDallas/Fort Worth

5h 23m

1 stop

SDF11:53 amLouisville Intl

$177

Delta

Mar 14

SDF5:55 pmLouisville Intl

6h 18m

1 stop

DFW11:13 pmDallas/Fort Worth

Mar 21

DFW7:10 amDallas/Fort Worth

5h 23m

1 stop

SDF1:33 pmLouisville Intl

$197

Delta

Apr 29

SDF6:00 amLouisville Intl

4h 55m

1 stop

EWR10:55 amNewark

May 3

EWR8:30 amNewark

4h 39m

1 stop

SDF1:09 pmLouisville Intl

$219

Southwest flights from Louisville to United States

Our best Southwest deals on Louisville to United States flight tickets

Southwest

Mar 31

SDF8:55 amLouisville Intl

8h 45m

2 stops

ATL5:40 pmAtlanta Hartsfield-Jackson

Apr 1

ATL7:35 amAtlanta Hartsfield-Jackson

5h 10m

1 stop

SDF12:45 pmLouisville Intl

$210

Southwest

Mar 31

SDF8:55 amLouisville Intl

8h 40m

2 stops

ATL5:35 pmAtlanta Hartsfield-Jackson

Apr 1

ATL6:55 amAtlanta Hartsfield-Jackson

8h 15m

2 stops

SDF3:10 pmLouisville Intl

$215

Southwest

Apr 16

SDF2:40 pmLouisville Intl

4h 15m

1 stop

ATL6:55 pmAtlanta Hartsfield-Jackson

Apr 21

ATL12:25 pmAtlanta Hartsfield-Jackson

5h 35m

1 stop

SDF6:00 pmLouisville Intl

$220

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleFort Lauderdale

SDF - FLL

SDFFLL

Louisville Intl

Mon 5/11

7:48 pm-10:12 pm

Nonstop2h 24m

Fort Lauderdale

Wed 5/20

9:00 am-11:34 am

Nonstop2h 34m

$95

LouisvilleFort Lauderdale

SDF - FLL

SDFFLL

Louisville Intl

Mon 4/20

7:48 pm-10:12 pm

Nonstop2h 24m

Fort Lauderdale

Fri 5/1

4:22 pm-6:58 pm

Nonstop2h 36m

$100

LouisvilleDallas

SDF - DFW

SDFDFW

Louisville Intl

Sat 3/14

6:00 am-7:44 am

Nonstop2h 44m

Dallas/Fort Worth

Sat 3/21

7:55 pm-11:03 pm

Nonstop2h 08m

$147

LouisvilleDallas

SDF - DFW

SDFDFW

Louisville Intl

Sat 3/14

11:59 am-9:24 pm

1 stop10h 25m

Dallas/Fort Worth

Sat 3/21

8:50 pm-11:58 pm

Nonstop2h 08m

$174

LouisvilleDallas

SDF - DFW

SDFDFW

Louisville Intl

Tue 5/5

8:10 am-12:31 pm

1 stop5h 21m

Dallas/Fort Worth

Sat 5/9

5:30 am-11:53 am

1 stop5h 23m

$177

LouisvilleDallas

SDF - DFW

SDFDFW

Louisville Intl

Sat 3/14

5:55 pm-11:13 pm

1 stop6h 18m

Dallas/Fort Worth

Sat 3/21

7:10 am-1:33 pm

1 stop5h 23m

$197

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Wed 5/6

6:17 am-8:29 am

Nonstop2h 12m

Newark

Tue 5/12

7:55 pm-10:22 pm

Nonstop2h 27m

$199

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Sat 3/7

6:00 am-8:11 am

Nonstop2h 11m

Newark

Fri 3/27

9:26 pm-11:59 pm

Nonstop2h 33m

$204

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Wed 4/22

6:20 am-2:15 pm

1 stop7h 55m

Miami

Sat 4/25

6:35 am-12:55 pm

1 stop6h 20m

$239

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Wed 4/22

12:10 pm-6:20 pm

1 stop6h 10m

Miami

Tue 4/28

7:20 am-12:40 pm

1 stop5h 20m

$247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to United States?

In general, July is the cheapest month to fly from Louisville to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $240. If you aren’t able to travel during the month of July, then book flights to United States from Louisville during May instead. Flights to United States in May, while not as cheap as those in July, still average around $244.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Louisville. The lowest ticket price found for a Thursday departure recently was $312. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $449. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $196. Try not to purchase tickets at noon because they tend to be around $562. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Louisville Intl to United States flight route?

Fly from Louisville Intl to Orlando for the best Louisville Intl - United States flight prices

What cabin class options are available on Louisville Intl to United States flights?

There are 4 cabin classes available to choose from on Louisville Intl to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Louisville to United States flights?

You could potentially save up to 4% on your flight if you consider stops on a Louisville to United States flight.

Cheap Louisville to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to United States

Best Price Found	$68
Fastest flight time	0h 55m
Direct flights	Every day
Airports in United States	4,296 airports

The best one-way flight to United States from Louisville in the past 72 hours is $68. The best round-trip flight deal from Louisville to United States found on momondo in the last 72 hours is $120.

The fastest flight from Louisville to United States takes 0h 55m

Direct flights go from Louisville to United States every day.

There are 4,296 airports in United States. From Louisville there are direct flights to Tampa (TPA), Orlando (MCO), Atlanta Hartsfield-Jackson (ATL), New York John F Kennedy Intl (JFK).

Search flight deals

When did momondo last update prices for flights from Louisville Intl Airport to United States?
Prices for flights from Louisville Intl Airport to United States refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to United States?
The number of operators available for flights from Louisville Intl Airport to United States is 8 as of February 2026.
How old do you have to be to fly from Louisville Intl Airport to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Louisville to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Louisville to United States is Boeing 737 MAX 8 (19.24% of total bookings). The next most popular plane models are Embraer 175 (13.15%), Boeing 737-800 Passenger/BBJ2 (winglets) (10.28%), and Embraer 175 (Enhanced Winglets) (9.94%).

Best airlines flying from Louisville to United States

Compare and see reviews for airlines that fly from Louisville to United States with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $50	Free Cancellation	Rating 6.3 8,453 reviews	Search Spirit Airlines flights
Allegiant Air	PriceFrom $70	Free Cancellation	Rating 7.2 711 reviews	Search Allegiant Air flights
Southwest	PriceFrom $137	Free Cancellation	Rating 8.0 4,286 reviews	Search Southwest flights
Breeze Airways	PriceFrom $138	Free Cancellation	Rating 8.1 270 reviews	Search Breeze Airways flights
Delta	PriceFrom $142	Free Cancellation	Rating 7.9 8,207 reviews	Search Delta flights
United Airlines	PriceFrom $150	Free Cancellation	Rating 7.4 9,294 reviews	Search United Airlines flights
American Airlines	PriceFrom $168	Free Cancellation	Rating 7.2 11,295 reviews	Search American Airlines flights
JetBlue	PriceFrom $189	Free Cancellation	Rating 7.2 2,898 reviews	Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to United States?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisville to United States for you.

Can I find flights from Louisville to United States with flexible booking policies on momondo?

All flight searches from Louisville to United States on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to United States?

momondo helps you find the best flight between Louisville and United States by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisville to United States right now. Can momondo alert me if prices change?

Price alerts on flights to United States from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to New Yorkfrom $52

Flights to Los Angelesfrom $52

Flights to Miamifrom $49

Flights to Chicagofrom $53

Flights to Orlandofrom $49

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $25

Flights to Bostonfrom $69

Flights to Atlantafrom $49

Flights to Dallasfrom $49

Flights to Seattlefrom $51

Cheap flights from Louisville to the United States from $47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to the United States departing on 5/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Louisville to United States

Our best Delta deals on Louisville to United States flight tickets

Southwest flights from Louisville to United States

Our best Southwest deals on Louisville to United States flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to the United States that are best for you.

See travel insights to the United States from

How to get the cheapest flight ticket from Louisville to United States

What is the cheapest month to fly to United States?

What is the cheapest day to depart on your flight to United States?

What is the cheapest time of day to depart on your flight to United States?

What is the cheapest Louisville Intl to United States flight route?

What cabin class options are available on Louisville Intl to United States flights?

Can stopping save me money on Louisville to United States flights?

What is the cheapest airline that flies from Louisville Intl to United States?

What airlines fly to United States?

How many flights depart from Louisville to United States on average per day?

How many flights depart from Louisville to United States on average per week?

Cheap Louisville to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to United States

Best Price Found

Fastest flight time

Direct flights

Airports in United States

Best airlines flying from Louisville to United States

Compare and see reviews for airlines that fly from Louisville to United States with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to United States?

Can I find flights from Louisville to United States with flexible booking policies on momondo?

How can momondo help me find flights from Louisville to United States?

I’m not ready to book a flight from Louisville to United States right now. Can momondo alert me if prices change?

An easier way to manage your United States trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Louisville flight routes

According to popular flight searches on momondo this year

United States flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to the United States

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in the United States. Availability may vary depending on flight origin and airline.

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