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$45+ 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SDF
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Connecticut to Louisville

Keep the following information in mind while searching for Connecticut to Louisville flight deals. Data was last updated April 30, 2025.

Round-trip from

$171
(Cheapflightsfares)

One-way from

$45
(FlightHub)
From Connecticut to Louisville Intl
Search Deals
One-way flight from Connecticut to Louisville Intl
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Find 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 April 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 5/126:48 amEWR - SDF
Nonstop2h 12mSpirit Airlines
Fri 5/1612:07 pmSDF - EWR
1 stop6h 52mSpirit Airlines
Deal found 4/28$171
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/196:00 amLGA - SDF
1 stop11h 53mSpirit Airlines
Thu 5/2211:23 amSDF - LGA
1 stop7h 41mSpirit Airlines
Deal found 4/29$201
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/512:59 pmLGA - SDF
Nonstop2h 23mAmerican Airlines
Fri 8/87:12 amSDF - LGA
Nonstop2h 13mAmerican Airlines
Deal found 4/29$203
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/225:00 amEWR - SDF
1 stop27h 56mMultiple Airlines
Fri 7/2510:27 amSDF - EWR
Nonstop2h 20mMultiple Airlines
Deal found 4/29$205
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/193:54 pmBDL - SDF
1 stop7h 44mSpirit Airlines
Mon 6/235:03 amSDF - BDL
1 stop28h 06mSpirit Airlines
Deal found 4/29$206
This Delta deal was found by Cheapflights users on 4/28. 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.
Thu 7/39:14 amLGA - SDF
Nonstop2h 25mDelta
Sun 7/612:18 pmSDF - LGA
Nonstop2h 16mDelta
Deal found 4/28$209
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 7/318:29 pmEWR - SDF
Nonstop2h 29mUnited Airlines
Sun 8/36:30 amSDF - EWR
Nonstop2h 12mUnited Airlines
Deal found 4/28$209
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/57:59 pmLGA - SDF
1 stop15h 15mMultiple Airlines
Mon 6/96:48 pmSDF - LGA
1 stop28h 36mMultiple Airlines
Deal found 4/29$211
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/812:27 pmBDL - SDF
1 stop29h 26mMultiple Airlines
Wed 6/119:34 amSDF - BDL
1 stop23h 35mMultiple Airlines
Deal found 4/28$216
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 9/106:00 amJFK - SDF
1 stop5h 34mDelta
Sat 9/1312:40 pmSDF - JFK
1 stop7h 32mDelta
Deal found 4/27$217
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 7/97:00 amEWR - SDF
1 stop4h 46mDelta
Sat 7/126:40 pmSDF - EWR
1 stop4h 33mDelta
Deal found 4/29$217
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 7/103:25 pmLGA - SDF
1 stop6h 49mUnited Airlines
Wed 7/166:00 amSDF - LGA
1 stop3h 48mUnited Airlines
Deal found 4/29$223

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 April 30, 2025.
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

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Mon 5/12

6:48 am-9:00 am

Nonstop2h 12m

Louisville Intl

Fri 5/16

12:07 pm-6:59 pm

1 stop6h 52m

$171

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Mon 5/19

6:00 am-5:53 pm

1 stop11h 53m

Louisville Intl

Thu 5/22

11:23 am-7:04 pm

1 stop7h 41m

$201

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Sat 7/5

12:59 pm-3:22 pm

Nonstop2h 23m

Louisville Intl

Sun 7/6

11:30 am-1:42 pm

Nonstop2h 12m

$203

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Tue 7/22

5:00 am-8:56 am

1 stop27h 56m

Louisville Intl

Fri 7/25

10:27 am-12:47 pm

Nonstop2h 20m

$205

HartfordLouisville

BDL - SDF

BDLSDF

Hartford Bradley Intl

Thu 6/19

3:54 pm-11:38 pm

1 stop7h 44m

Louisville Intl

Mon 6/23

5:03 am-9:09 am

1 stop28h 06m

$206

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 7/3

9:14 am-11:39 am

Nonstop2h 25m

Louisville Intl

Sun 7/6

12:18 pm-2:34 pm

Nonstop2h 16m

$209

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 6/5

7:59 pm-11:14 am

1 stop15h 15m

Louisville Intl

Mon 6/9

6:48 pm-11:24 pm

1 stop28h 36m

$211

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Tue 5/6

7:05 pm-9:38 pm

Nonstop2h 33m

Louisville Intl

Tue 6/3

6:30 am-8:40 am

Nonstop2h 10m

$216

HartfordLouisville

BDL - SDF

BDLSDF

Hartford Bradley Intl

Sun 6/8

12:27 pm-5:53 pm

1 stop29h 26m

Louisville Intl

Wed 6/11

9:34 am-9:09 am

1 stop23h 35m

$216

New YorkLouisville

JFK - SDF

JFKSDF

New York John F Kennedy Intl

Tue 6/3

9:00 am-4:52 pm

1 stop7h 52m

Louisville Intl

Wed 6/4

8:56 am-2:58 pm

1 stop6h 02m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 54 results
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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, January is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $299). Flying from Connecticut to Louisville in April is currently the most expensive (average of $369). 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.

What is the cheapest time of day to fly from CT to SDF?

Find hourly flight availability from Connecticut to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

When flying from Connecticut to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated April 30, 2025.
Get a feel of what it's like to fly with Breeze Airways, Southwest and Delta from Connecticut to Louisville by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
160 reviews
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,295 reviews
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,936 reviews
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,696 reviews
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
American Airlines
7.2
Good
10,000 reviews
Breeze Airways
8.1
Very good
160 reviews

Overall

8.1

Crew

8.8

Food

6.7

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

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

    $45 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Delta and Breeze Airways, with prices starting from $99 and $102, 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 LaGuardia - Louisville Intl or New York John F Kennedy Intl - 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, January is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $299). Flying from Connecticut to Louisville in April is currently the most expensive (average of $369). 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 Connecticut?

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

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Alternative routes for Connecticut to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$267Average$371FlexibilityNo cancel feeOn-time71%
DeltaCheapest$271Average$403FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$426FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$306Average$396FlexibilityNo cancel feeOn-time63%

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