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 at night have, in the past, seen delays more frequently in comparison.

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 35% 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.

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

Friday 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.

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

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

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 14m and 2h 25m, respectively.

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

According to our data, Spirit Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

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

494 flights are operational weekly from United States to Louisville as of January 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

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

70 flights are operational daily from United States to Louisville as of January 2026. The most popular departure time for this route is 7:00PM, with 39% of flights per day taking off in the evening.

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 January 2026, there are 5 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.

$69 Cheap Flights from the United States to Louisville in 2026

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

Historically, on average around 17% of flights between United States and Louisville have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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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.

5:25 am - 2:38 pm

ATL

SDF

9h 13m

1 stop

1:19 pm - 11:33 pm

SDF

ATL

10h 14m

1 stop

$145Spirit Airlines

Thu, Feb 19 - Mon, Feb 23

10:30 pm - 1:26 pm

ATL

SDF

14h 56m

1 stop

6:54 pm - 10:24 am

SDF

ATL

15h 30m

1 stop

$172Multiple Airlines

Sat, Feb 7 - Mon, Feb 9

8:39 am - 10:42 am

DCA

SDF

2h 03mnonstop

6:00 am - 7:42 am

SDF

DCA

1h 42mnonstop

$189American Airlines

Sat, Feb 21 - Mon, Feb 23

11:50 am - 5:18 pm

EWR

SDF

5h 28m

1 stop

5:00 am - 9:35 am

SDF

EWR

4h 35m

1 stop

$189American Airlines

Wed, Mar 11 - Wed, Mar 18

5:43 pm - 7:42 pm

IAD

SDF

1h 59mnonstop

2:35 pm - 4:13 pm

SDF

IAD

1h 38mnonstop

$189United Airlines

Sat, Feb 28 - Tue, Mar 3

5:43 pm - 7:42 pm

IAD

SDF

1h 59mnonstop

9:50 am - 11:33 am

SDF

IAD

1h 43mnonstop

$201United Airlines

Sat, Feb 21 - Wed, Feb 25

8:55 am - 4:19 pm

DCA

SDF

7h 24m

1 stop

10:46 am - 5:04 pm

SDF

DCA

6h 18m

1 stop

$209Delta

Thu, Feb 26 - Mon, Mar 2

7:35 pm - 11:58 pm

IAD

SDF

4h 23m

1 stop

6:44 pm - 11:09 pm

SDF

IAD

4h 25m

1 stop

$209Delta

Fri, Feb 20 - Sun, Feb 22

3:05 pm - 12:05 am

DCA

SDF

9h 00m

2 stops

2:50 pm - 8:50 pm

SDF

DCA

6h 00m

1 stop

$214Southwest

Thu, Feb 26 - Sat, Feb 28

3:05 pm - 12:05 am

DCA

SDF

9h 00m

2 stops

6:40 am - 2:55 pm

SDF

DCA

8h 15m

2 stops

$220Southwest

Thu, Feb 26 - Sat, Feb 28

Southwest flights from United States to Louisville

Our best Southwest deals on United States to Louisville flight tickets

Southwest

Feb 26

DCA6:10 amWashington, D.C. Reagan-National

7h 15m

1 stop

SDF1:25 pmLouisville Intl

Feb 28

SDF6:40 amLouisville Intl

9h 40m

2 stops

DCA4:20 pmWashington, D.C. Reagan-National

$214

Southwest

Feb 24

ATL1:10 pmAtlanta Hartsfield-Jackson

9h 35m

2 stops

SDF10:45 pmLouisville Intl

Feb 25

SDF6:45 amLouisville Intl

8h 20m

2 stops

ATL3:05 pmAtlanta Hartsfield-Jackson

$218

Southwest

Feb 26

DCA3:05 pmWashington, D.C. Reagan-National

9h 00m

2 stops

SDF12:05 amLouisville Intl

Feb 28

SDF6:40 amLouisville Intl

8h 15m

2 stops

DCA2:55 pmWashington, D.C. Reagan-National

$220

American Airlines flights from United States to Louisville

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

American Airlines

Mar 11

EWR11:50 amNewark

5h 28m

1 stop

SDF5:18 pmLouisville Intl

Mar 18

SDF5:00 amLouisville Intl

4h 35m

1 stop

EWR9:35 amNewark

$189

American Airlines

Feb 14

DCA6:49 pmWashington, D.C. Reagan-National

2h 02m

SDF8:51 pmLouisville Intl

Feb 15

SDF6:00 amLouisville Intl

1h 42m

DCA7:42 amWashington, D.C. Reagan-National

$190

American Airlines

Feb 26

DCA7:37 pmWashington, D.C. Reagan-National

2h 02m

SDF9:39 pmLouisville Intl

Feb 28

SDF6:00 amLouisville Intl

1h 42m

DCA7:42 amWashington, D.C. Reagan-National

$204

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

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Thu 2/19

5:25 am-2:38 pm

1 stop9h 13m

Louisville Intl

Mon 2/23

1:19 pm-11:33 pm

1 stop10h 14m

$145

AtlantaLouisville

ATL - SDF

ATLSDF

Atlanta Hartsfield-Jackson

Sat 2/7

10:30 pm-1:26 pm

1 stop14h 56m

Louisville Intl

Mon 2/9

6:54 pm-10:24 am

1 stop15h 30m

$172

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Sat 2/21

8:39 am-10:42 am

Nonstop2h 03m

Louisville Intl

Mon 2/23

6:00 am-7:42 am

Nonstop1h 42m

$189

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Wed 3/11

11:50 am-5:18 pm

1 stop5h 28m

Louisville Intl

Wed 3/18

5:00 am-9:35 am

1 stop4h 35m

$189

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 2/28

5:43 pm-7:42 pm

Nonstop1h 59m

Louisville Intl

Tue 3/3

2:35 pm-4:13 pm

Nonstop1h 38m

$189

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 2/21

5:43 pm-7:42 pm

Nonstop1h 59m

Louisville Intl

Wed 2/25

9:50 am-11:33 am

Nonstop1h 43m

$201

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 2/26

8:55 am-4:19 pm

1 stop7h 24m

Louisville Intl

Mon 3/2

10:46 am-5:04 pm

1 stop6h 18m

$209

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Fri 2/20

7:35 pm-11:58 pm

1 stop4h 23m

Louisville Intl

Sun 2/22

6:44 pm-11:09 pm

1 stop4h 25m

$209

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 2/26

3:05 pm-12:05 am

2 stops9h 00m

Louisville Intl

Sat 2/28

2:50 pm-8:50 pm

1 stop6h 00m

$214

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 2/26

3:05 pm-12:05 am

2 stops9h 00m

Louisville Intl

Sat 2/28

6:40 am-2:55 pm

2 stops8h 15m

$220

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 July, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around $283.

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 $300. 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 $382. 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 afternoon. Our users have found flights to Louisville in the afternoon for as low as $312. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $397 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 Intl flights?

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

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

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	$68
Fastest flight time	1h 00m
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 $68. The best round-trip flight deal from United States to Louisville found on momondo in the last 72 hours is $50.

The fastest flight from United States to Louisville takes 1h 00m

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

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 January 2026, there are 5 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 20.70% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 16.89%, Boeing 737 MAX 8 with 10.66%, and Canadair (Bombardier) Regional Jet 900 with 10.22%.

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
Spirit Airlines	PriceFrom $41	Free Cancellation	Rating 6.3 8,362 reviews	Search Spirit Airlines flights
Southwest	PriceFrom $131	Free Cancellation	Rating 8.0 4,266 reviews	Search Southwest flights
Breeze Airways	PriceFrom $134	Free Cancellation	Rating 8.2 259 reviews	Search Breeze Airways flights
Delta	PriceFrom $138	Free Cancellation	Rating 7.9 8,086 reviews	Search Delta flights
American Airlines	PriceFrom $177	Free Cancellation	Rating 7.2 11,172 reviews	Search American Airlines flights
United Airlines	PriceFrom $208	Free Cancellation	Rating 7.4 9,190 reviews	Search United Airlines flights

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Corydon

Elizabeth

Charlestown

Brandenburg

Springfield

Georgetown

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 $69

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 2/10. 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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Find the cheapest flights from the United States to Louisville

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Southwest flights from United States to Louisville

Our best Southwest deals on United States to Louisville flight tickets

American Airlines flights from United States to Louisville

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

momondo Fare Finder

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?

If you are unable to visit Louisville during the month of July, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around $283.

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?

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 Intl flights?

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

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

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

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

What airlines fly to Louisville?

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

Historically, on average around 17% of flights between United States and Louisville have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

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 at night have, in the past, seen delays more frequently in comparison.

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

Friday 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, Spirit Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

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

70 flights are operational daily from United States to Louisville as of January 2026. The most popular departure time for this route is 7:00PM, with 39% of flights per day taking off in the evening.

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

494 flights are operational weekly from United States to Louisville as of January 2026. The most popular departure day for this route is Mon, with 16% 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 14m and 2h 25m, respectively.

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

Fastest flight time

Direct flights

Airports in Louisville

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

How many operators does momondo search 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?

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

What is the most popular plane model from 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?

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

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

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

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

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