What airlines fly to Louisville?

American Airlines, Delta and Frontier are the top three most popular airlines that fly to Louisville from United States according to our data. American Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 12 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

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

366 flights are operational weekly from United States to Louisville as of August 2026. The most popular departure day for this route is Sat, with 27% of flights per week taking off on this day.

How long does it take to fly to Louisville?

If you’re flying from a popular airport in United States, such as New York or Boston, and flying into Louisville, then you can expect flight times to average 2h 09m and 2h 25m, respectively.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on the United States to Louisville flights?

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

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

Delta, Southwest, and American Airlines are the most popular carriers operating from United States to Louisville Intl

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

52 flights are operational daily from United States to Louisville as of August 2026. The most popular departure time for this route is 8:00PM, with 43% of flights per day taking off in the evening.

What is the most punctual flight time for the United States to Louisville flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

Prices for flights from United States to Louisville Intl Airport are refreshed on a daily basis.

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

As of August 2026, there are 6 operators available to choose from for flights from United States to Louisville Intl Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The necessary travel and health documents for your Louisville Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$75 Cheap Flights from the United States to Louisville in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Louisville

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from the United States to Louisville

Enter your travel dates to find the best prices.

10:25 pm - 10:11 am

ATL

SDF

11h 46m

1 stop

9:09 pm - 2:46 pm

SDF

ATL

17h 37m

1 stop

$172Multiple Airlines

Tue, Sep 8 - Thu, Sep 10

7:00 am - 2:16 pm

ATL

SDF

7h 16m

1 stop

11:19 am - 11:59 pm

SDF

ATL

12h 40m

1 stop

$174Multiple Airlines

Wed, Aug 26 - Mon, Aug 31

9:31 am - 12:49 pm

DFW

SDF

2h 18mnonstop

11:46 am - 1:06 pm

SDF

DFW

2h 20mnonstop

$217American Airlines

Wed, Sep 2 - Wed, Sep 9

3:09 pm - 6:18 pm

DFW

SDF

2h 09mnonstop

7:03 pm - 8:30 pm

SDF

DFW

2h 27mnonstop

$217American Airlines

Wed, Sep 2 - Tue, Sep 8

5:00 pm - 12:05 am

IAD

SDF

7h 05m

1 stop

7:00 am - 11:35 am

SDF

IAD

4h 35m

1 stop

$235Delta

Wed, Nov 11 - Sun, Nov 15

8:28 am - 2:18 pm

IAD

SDF

5h 50m

1 stop

8:05 am - 2:05 pm

SDF

IAD

6h 00m

1 stop

$235Delta

Thu, Aug 20 - Sun, Aug 23

8:35 am - 10:18 am

IAD

SDF

1h 43mnonstop

6:00 am - 7:35 am

SDF

IAD

1h 35mnonstop

$235United Airlines

Thu, Aug 20 - Sun, Aug 23

6:25 pm - 8:09 pm

IAD

SDF

1h 44mnonstop

6:00 am - 7:35 am

SDF

IAD

1h 35mnonstop

$235United Airlines

Sat, Sep 19 - Sun, Sep 20

2:30 pm - 8:35 pm

LGA

SDF

6h 05m

1 stop

2:15 pm - 8:20 pm

SDF

LGA

6h 05m

1 stop

$269Southwest

Tue, Aug 25 - Thu, Aug 27

9:40 am - 6:30 pm

LGA

SDF

8h 50m

1 stop

9:00 am - 3:20 pm

SDF

LGA

6h 20m

1 stop

$269Southwest

Thu, Aug 27 - Sat, Aug 29

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Southwest flights from United States to Louisville

Our best Southwest deals on United States to Louisville flight tickets

Southwest

Aug 25

LGA6:00 amNew York LaGuardia

5h 20m

1 stop

SDF11:20 amLouisville Intl

Aug 31

SDF3:20 pmLouisville Intl

8h 00m

2 stops

LGA11:20 pmNew York LaGuardia

$274

Southwest

Aug 19

LGA6:55 amNew York LaGuardia

5h 15m

1 stop

SDF12:10 pmLouisville Intl

Aug 20

SDF9:00 amLouisville Intl

8h 55m

1 stop

LGA5:55 pmNew York LaGuardia

$275

Southwest

Sep 10

LGA10:45 amNew York LaGuardia

9h 50m

2 stops

SDF8:35 pmLouisville Intl

Sep 14

SDF1:45 pmLouisville Intl

8h 30m

2 stops

LGA10:15 pmNew York LaGuardia

$280

United Airlines flights from United States to Louisville

Our best United Airlines deals on United States to Louisville flight tickets

United Airlines

Aug 20

IAD5:25 pmWashington, D.C. Dulles Intl

1h 50m

SDF7:15 pmLouisville Intl

Aug 23

SDF6:00 amLouisville Intl

1h 35m

IAD7:35 amWashington, D.C. Dulles Intl

$235

United Airlines

Oct 8

IAD8:35 amWashington, D.C. Dulles Intl

1h 43m

SDF10:18 amLouisville Intl

Oct 11

SDF6:00 amLouisville Intl

1h 35m

IAD7:35 amWashington, D.C. Dulles Intl

$237

United Airlines

Oct 31

IAD5:35 pmWashington, D.C. Dulles Intl

1h 55m

SDF7:30 pmLouisville Intl

Nov 3

SDF2:11 pmLouisville Intl

1h 38m

IAD3:49 pmWashington, D.C. Dulles Intl

$241

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Tue 9/8

10:25 pm-10:11 am

1 stop11h 46m

Louisville Intl

Thu 9/10

9:09 pm-2:46 pm

1 stop17h 37m

$172

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Wed 8/26

7:00 am-2:16 pm

1 stop7h 16m

Louisville Intl

Mon 8/31

11:19 am-11:59 pm

1 stop12h 40m

$174

DallasLouisville

DFW - SDF

DFWSDF

Dallas/Fort Worth

Wed 9/2

9:31 am-12:49 pm

Nonstop2h 18m

Louisville Intl

Wed 9/9

11:46 am-1:06 pm

Nonstop2h 20m

$217

DallasLouisville

DFW - SDF

DFWSDF

Dallas/Fort Worth

Wed 9/2

3:09 pm-6:18 pm

Nonstop2h 09m

Louisville Intl

Tue 9/8

7:03 pm-8:30 pm

Nonstop2h 27m

$217

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Wed 11/11

5:00 pm-12:05 am

1 stop7h 05m

Louisville Intl

Sun 11/15

7:00 am-11:35 am

1 stop4h 35m

$235

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 8/20

8:28 am-2:18 pm

1 stop5h 50m

Louisville Intl

Sun 8/23

8:05 am-2:05 pm

1 stop6h 00m

$235

Quickest round-trip

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 8/20

8:35 am-10:18 am

Nonstop1h 43m

Louisville Intl

Sun 8/23

6:00 am-7:35 am

Nonstop1h 35m

$235

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 9/19

6:25 pm-8:09 pm

Nonstop1h 44m

Louisville Intl

Sun 9/20

6:00 am-7:35 am

Nonstop1h 35m

$235

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Tue 8/25

2:30 pm-8:35 pm

1 stop6h 05m

Louisville Intl

Thu 8/27

2:15 pm-8:20 pm

1 stop6h 05m

$269

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 8/27

9:40 am-6:30 pm

1 stop8h 50m

Louisville Intl

Sat 8/29

9:00 am-3:20 pm

1 stop6h 20m

$269

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 United States to Louisville

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

Delays

Other information

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of January, then departing from United States during the month August is also very affordable. Most momondo users find prices during this month for around $355.

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from United States is on a Saturday. momondo users have found tickets for Saturday departures for as low as $324. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United States to Louisville on a Sunday will generally be more expensive and average around $649. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest United States to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $357. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $420 per ticket.

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

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

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

There are 4 cabin classes available to choose from on United States to Louisville 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 United States to Louisville flights?

No. A direct flight is the cheapest option for a flight between United States to Louisville.

Cheap United States to Louisville flight deals and tips

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

Best Price Found	$44
Fastest flight time	0h 55m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from United States in the past 72 hours is $44. The best round-trip flight deal from United States to Louisville found on momondo in the last 72 hours is $83.

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

Direct flights go from United States to Louisville every day.

There is 1 airport in Louisville. From United States there are direct flights to Louisville Intl (SDF).

Search flight deals

Frequently asked questions about flying from the United States to Louisville

When did momondo last update prices for flights from United States to Louisville Intl Airport?
Prices for flights from United States to Louisville Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Louisville Intl Airport?
As of August 2026, there are 6 operators available to choose from for flights from United States to Louisville Intl Airport.
How old do you have to be to fly from United States to Louisville Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The necessary travel and health documents for your Louisville Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from United States to Louisville?
Based on momondo bookings for flights between United States and Louisville, the leading plane model is Embraer 175, making up 21.50% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 16.90%, Canadair (Bombardier) Regional Jet 900 with 8.85%, and Boeing 737 MAX 8 with 8.02%.

Best airlines flying from United States to Louisville

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $76	Free Cancellation	Rating 7.3 678 reviews	Search Allegiant Air flights
Breeze Airways	PriceFrom $129	Free Cancellation	Rating 8.2 304 reviews	Search Breeze Airways flights
Delta	PriceFrom $171	Free Cancellation	Rating 7.8 8,493 reviews	Search Delta flights
Southwest	PriceFrom $172	Free Cancellation	Rating 8.0 4,229 reviews	Search Southwest flights
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.1 11,848 reviews	Search American Airlines flights
United Airlines	PriceFrom $214	Free Cancellation	Rating 7.4 10,061 reviews	Search United Airlines flights
JetBlue	PriceFrom $246	Free Cancellation	Rating 7.1 3,031 reviews	Search JetBlue flights

French Lick

Elizabethtown

Jeffersonville

West Baden Springs

Bardstown

New Albany

Shepherdsville

Elizabeth

Corydon

Charlestown

Brandenburg

Georgetown

Springfield

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Louisville. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Louisville from United States which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential United States to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of United States to Louisville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from the United States to Louisville from $84

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Louisville departing on 9/5. 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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Southwest flights from United States to Louisville

Our best Southwest deals on United States to Louisville flight tickets

United Airlines flights from United States to Louisville

Our best United Airlines deals on United States to Louisville flight tickets

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

See travel insights to Louisville from

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

What is the cheapest month to fly to Louisville?

What is the cheapest day to depart on your flight to Louisville?

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

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

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

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

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

What airlines fly to Louisville?

How often are flights from the United States to Louisville delayed?

What is the most punctual flight time for the United States to Louisville flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on the United States to Louisville flights?

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

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

How long does it take to fly to Louisville?

Cheap United States to Louisville flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Louisville

Frequently asked questions about flying from the United States to Louisville

Best airlines flying from United States to Louisville

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

Traveling to a place near Louisville?

Why use momondo?

An easier way to manage your Louisville 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

Airports servicing Kentucky

Fly your favorite airline to Louisville

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

Cabin classes currently available on flights to Louisville

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

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