HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$77+ Cheap flights from Connecticut to Louisville (SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SDF
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Connecticut to Louisville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Connecticut to Louisville

Cheapest flights from Connecticut to Louisville
Explore the most affordable flight options available from Connecticut to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Fri 6/2610:35 am
SDF
-
BDL
Nonstop2h 10m
Breeze Airways
Deal found 2/10$122
This Breeze Airways deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Mon 6/810:35 am
SDF
-
BDL
Nonstop2h 10m
Breeze Airways
Deal found 2/11$128
This Cheapflightsfares deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:00 am
EWR
-
SDF
1 stop7h 21m
Spirit Airlines
Wed 3/1812:09 pm
SDF
-
EWR
1 stop11h 40m
Spirit Airlines
Deal found 2/11$195
This Priceline deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:00 am
EWR
-
SDF
1 stop7h 21m
Spirit Airlines
Wed 3/111:19 pm
SDF
-
EWR
1 stop10h 00m
Spirit Airlines
Deal found 2/11$196
This Kiwi.com deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/227:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Thu 6/256:55 pm
SDF
-
BDL
1 stop27h 53m
Breeze Airways
Deal found 2/10$198
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/139:26 pm
EWR
-
SDF
Nonstop2h 33m
United Airlines
Sun 3/156:00 am
SDF
-
EWR
Nonstop2h 11m
United Airlines
Deal found 2/9$199
This Kiwi.com deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:59 pm
EWR
-
SDF
1 stop19h 39m
Multiple Airlines
Mon 3/169:13 pm
SDF
-
EWR
1 stop11h 56m
Multiple Airlines
Deal found 2/9$201
This CheapOair deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:05 am
EWR
-
SDF
1 stop26h 16m
Spirit Airlines
Tue 3/103:33 pm
SDF
-
EWR
1 stop23h 21m
Spirit Airlines
Deal found 2/9$202
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:05 pm
EWR
-
SDF
Nonstop2h 26m
United Airlines
Tue 3/176:00 am
SDF
-
EWR
Nonstop2h 11m
United Airlines
Deal found 2/9$204
This Delta deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/139:00 am
LGA
-
SDF
Nonstop2h 25m
Delta
Mon 3/165:04 pm
SDF
-
LGA
Nonstop2h 06m
Delta
Deal found 2/10$209
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/209:26 pm
EWR
-
SDF
Nonstop2h 33m
United Airlines
Tue 3/246:00 am
SDF
-
EWR
Nonstop2h 11m
United Airlines
Deal found 2/10$210
This Cheapflightsfares deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:30 am
LGA
-
SDF
1 stop5h 51m
Spirit Airlines
Thu 3/123:33 pm
SDF
-
LGA
1 stop8h 25m
Spirit Airlines
Deal found 2/11$211

Find flight deals from Connecticut to Louisville

Keep the following information in mind while searching for Connecticut to Louisville flight deals. Data was last updated February 12, 2026.

Round-trip from

$122
(Kiwi.com)

One-way from

$77
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$367
From Connecticut to Louisville Intl
Search Deals
One-way flight from Connecticut to Louisville Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
Use the filters below to find and compare flights from Connecticut to Louisville that are best for you.

Fly from

Connecticut

Fly to

Louisville

Route

Depart

Return

Price

HartfordLouisville

BDL - SDF

BDLSDF

Hartford Bradley Intl

Fri 6/5

7:35 am-9:55 am

Nonstop2h 20m

Louisville Intl

Mon 6/8

10:35 am-12:45 pm

Nonstop2h 10m

$128

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Wed 4/22

8:45 pm-11:12 pm

Nonstop2h 27m

Louisville Intl

Tue 4/28

8:47 am-11:00 am

Nonstop2h 13m

$199

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 3/13

9:26 pm-11:59 pm

Nonstop2h 33m

Louisville Intl

Mon 3/16

6:00 am-8:11 am

Nonstop2h 11m

$199

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Tue 3/10

5:05 pm-7:31 pm

Nonstop2h 26m

Louisville Intl

Tue 3/17

6:00 am-8:11 am

Nonstop2h 11m

$204

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Fri 6/12

10:30 am-12:56 pm

Nonstop2h 26m

Louisville Intl

Sun 6/14

1:59 pm-4:12 pm

Nonstop2h 13m

$209

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 3/19

6:15 pm-8:42 pm

Nonstop2h 27m

Louisville Intl

Mon 3/23

6:35 am-8:53 am

Nonstop2h 18m

$209

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 4/16

11:00 am-1:31 pm

Nonstop2h 31m

Louisville Intl

Sun 4/19

6:55 am-9:08 am

Nonstop2h 13m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 3/20

3:18 pm-10:13 pm

1 stop6h 55m

Louisville Intl

Tue 3/24

8:15 am-10:27 am

Nonstop2h 12m

$209

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Wed 3/11

6:15 pm-8:42 pm

Nonstop2h 27m

Louisville Intl

Sun 3/15

6:35 am-8:53 am

Nonstop2h 18m

$219

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Wed 4/22

5:10 pm-10:30 pm

1 stop5h 20m

Louisville Intl

Tue 4/28

10:00 am-3:18 pm

1 stop5h 18m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Connecticut to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Connecticut with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Connecticut to Louisville

What is the cheapest month to book a flight from Connecticut to Louisville?

Currently, June is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $100). Flying from Connecticut to Louisville in April is currently the most expensive (average of $276). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Connecticut to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Connecticut?

    Most people fly into Louisville Intl (SDF) if they book a flight to Louisville from Connecticut. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Connecticut to Louisville?

    Breeze Airways, United Airlines, and Delta can get you from Connecticut to Louisville in just under 2h 20m. Your travel time will be generally consistent. Airlines will cover a distance of 736 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from Connecticut to Louisville one-way?

    $108 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $128 and $128, respectively.

  • What are the most popular routes from Connecticut to Louisville?

    The most popular route from Connecticut to Louisville is Newark - Louisville Intl. You may also consider New York John F Kennedy Intl - Louisville Intl or New York LaGuardia - Louisville Intl.

  • Can I find deals for flights from Connecticut to Louisville that include hotel bookings?

    Yes. In addition to deals on Connecticut to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Connecticut to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Connecticut to Louisville.

  • Can I find deals for business class flights from Connecticut to Louisville?

    Yes. Cheapflights offers flight deals from Connecticut to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Connecticut to Louisville?

    Currently, June is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $100). Flying from Connecticut to Louisville in April is currently the most expensive (average of $276). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Connecticut to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Nashville flights
Newark to Nashville flights
Boston to Nashville flights
Los Angeles to Nashville flights
LaGuardia to Nashville flights
O'Hare Intl to Nashville flights
Philadelphia to Nashville flights
Dulles Intl to Nashville flights
Minneapolis to Nashville flights
Reagan-National to Nashville flights
Dallas/Fort Worth to Nashville flights
Baltimore to Nashville flights
John F Kennedy Intl to Cincinnati flights
Denver to Nashville flights
San Francisco to Nashville flights
Hobby to Nashville flights
LaGuardia to Cincinnati flights
Newark to Cincinnati flights
Seattle to Nashville flights
Raleigh to Nashville flights
Detroit to Nashville flights
Sky Harbor Intl to Nashville flights
Ontario to Nashville flights
Midway to Nashville flights
Boston to Cincinnati flights
George Bush Intcntl to Nashville flights
Fort Lauderdale to Nashville flights
Austin to Nashville flights
Orlando to Nashville flights
San Diego to Nashville flights
Miami to Nashville flights
Denver to Cincinnati flights
LaGuardia to Knoxville flights
Denver to Knoxville flights
Charlotte to Nashville flights
Santa Ana to Nashville flights
Newark to Louisville flights
Burbank to Nashville flights
Tampa to Cincinnati flights
Dallas/Fort Worth to Cincinnati flights
Los Angeles to Cincinnati flights
Hartford to Nashville flights
Atlanta to Louisville flights
Tampa to Nashville flights
Sacramento to Nashville flights
Baltimore to Cincinnati flights
Portland to Nashville flights
John F Kennedy Intl to Knoxville flights
Providence to Nashville flights
John F Kennedy Intl to Louisville flights

Top 4 airlines flying from Connecticut to Louisville

Discover the top 4 airlines that operate flights from Connecticut to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$203Average$366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$270Average$384FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$436FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$280Average$386FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.