Cheap flights from Chicago (CHI) to Louisville (SDF) from $78

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — SDF
jun. 11 — jun. 181

The best prices from Chicago to Louisville Intl are usually found in December or January, booked 71 days in advance, depart on a Saturday or Sunday and return on a Tuesday

Cheap flight deals from Chicago to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 6, 2024.

Popular in

April

Cheapest in

December

Round-trip from

$287

One-way from

$150
High demand for flights, 29% potential price rise
Best time to find cheap flights, 38% potential price drop
From Chicago (CHI) to Louisville Intl
One-way flight from Chicago (CHI) to Louisville Intl

What is the cheapest day to fly round-trip from Chicago to Louisville?

Friday is generally a great day to depart. Flying on this day could help you save up to 23%.

How far in advance should I book a flight from Chicago to Louisville?

Travelers have found it’s best to book a flight 45 days in advance to save up to 187% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago to Louisville 1-2 weeks in advance for as low as $240, or $388 for flights within the next 24 hours.

What is the cheapest month to fly from Chicago to Louisville?

Our data shows that December tends to be the cheapest month to fly to Louisville from Chicago. Users have commonly found prices around $270 for the month, but tickets can be as low as $101. Due to multiple factors, prepare for potentially higher prices in April.

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

It’s typically best to fly out from Chicago to Louisville in the afternoon. Doing so could potentially save you 8% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap Chicago to Louisville flights in June & July 2024

Find cheap flight options from Chicago to Louisville specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.
Scroll through some of the best deals on flights from Chicago to Louisville in 2024. Check back regularly for other flight deals.
mar. 6/258:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
mié. 6/269:00 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/4$108
sáb. 7/277:25 amORD - SDF
Nonstop1h 34mUnited Airlines
mar. 7/308:45 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/4$127
mar. 7/98:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
sáb. 7/138:45 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/5$139
mar. 7/26:24 pmORD - SDF
Nonstop1h 29mAmerican Airlines
jue. 7/48:30 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/5$157
sáb. 6/298:20 pmORD - SDF
Nonstop1h 24mAmerican Airlines
dom. 6/306:32 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/5$159
vie. 6/288:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
dom. 6/307:00 amSDF - ORD
Nonstop1h 27mUnited Airlines
Deal found 6/5$160
vie. 6/288:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
dom. 6/307:00 amSDF - ORD
Nonstop1h 27mUnited Airlines
Deal found 6/5$161
mar. 6/255:05 amORD - SDF
1 stop11h 18mSpirit Airlines
mié. 6/265:45 amSDF - ORD
1 stop14h 20mSpirit Airlines
Deal found 6/4$166
vie. 6/288:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
mié. 7/38:45 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/6$168

Chicago to Louisville 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Louisville in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Scroll through some of the best deals on flights from Chicago to Louisville in 2024. Check back regularly for other flight deals.
mar. 6/258:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
mié. 6/269:00 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/4$108
mié. 8/78:20 pmORD - SDF
Nonstop1h 36mAmerican Airlines
mié. 8/148:20 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/5$117
sáb. 7/277:25 amORD - SDF
Nonstop1h 34mUnited Airlines
mar. 7/308:45 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/4$127
lun. 8/128:20 pmORD - SDF
Nonstop1h 36mAmerican Airlines
jue. 8/158:20 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/4$137
mar. 7/98:15 pmORD - SDF
Nonstop1h 29mUnited Airlines
sáb. 7/138:45 amSDF - ORD
Nonstop1h 35mUnited Airlines
Deal found 6/5$139
vie. 9/65:35 pmORD - SDF
1 stop15h 24mSpirit Airlines
lun. 9/910:36 amSDF - ORD
1 stop7h 51mSpirit Airlines
Deal found 6/5$150
mié. 8/710:20 amORD - SDF
1 stop6h 30mDelta
mié. 8/142:20 pmSDF - ORD
1 stop5h 10mDelta
Deal found 6/6$156
mar. 7/26:24 pmORD - SDF
Nonstop1h 29mAmerican Airlines
jue. 7/48:30 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/5$157
sáb. 6/298:20 pmORD - SDF
Nonstop1h 24mAmerican Airlines
dom. 6/306:32 amSDF - ORD
Nonstop1h 37mAmerican Airlines
Deal found 6/5$159

Chicago to Louisville flights leaving soon

Find last-minute flight options from Chicago to Louisville for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Users seeking a last-minute flight from Chicago to Louisville should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
mié. 6/1211:01 amORD - SDF
2 stops12h 45mSpirit Airlines
mar. 6/187:45 amSDF - ORD
2 stops13h 35mSpirit Airlines
Deal found 6/5$214
mié. 6/1211:01 amORD - SDF
2 stops12h 45mSpirit Airlines
mar. 6/186:10 pmSDF - ORD
1 stop16h 51mSpirit Airlines
Deal found 6/5$227
mié. 6/1211:01 amORD - SDF
2 stops12h 45mSpirit Airlines
mié. 6/195:45 amSDF - ORD
2 stops16h 02mSpirit Airlines
Deal found 6/5$241
mié. 6/1211:01 amORD - SDF
3 stops31h 14mMultiple Airlines
mar. 6/187:45 amSDF - ORD
2 stops13h 35mMultiple Airlines
Deal found 6/5$253
mié. 6/1211:01 amORD - SDF
2 stops12h 45mSpirit Airlines
mié. 6/195:45 amSDF - ORD
3 stops25h 39mSpirit Airlines
Deal found 6/5$265
mié. 6/126:40 pmORD - SDF
1 stop23h 10mSpirit Airlines
mar. 6/186:10 pmSDF - ORD
1 stop16h 51mSpirit Airlines
Deal found 6/5$269
mié. 6/1211:01 amORD - SDF
2 stops12h 45mSpirit Airlines
mié. 6/196:39 pmSDF - ORD
1 stop16h 22mSpirit Airlines
Deal found 6/5$285
mié. 6/1211:01 amORD - SDF
3 stops31h 14mMultiple Airlines
mar. 6/186:10 pmSDF - ORD
3 stops17h 04mMultiple Airlines
Deal found 6/5$302
mié. 6/126:40 pmORD - SDF
1 stop23h 10mSpirit Airlines
mié. 6/198:42 pmSDF - ORD
1 stop10h 42mSpirit Airlines
Deal found 6/5$305

One-way flights to Louisville from Chicago

Search for one-way flight options from Chicago to Louisville. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Users traveling one-way from Chicago to Louisville can select one of these great deals. Users needing a return flight from Chicago to Louisville should utilize the search form above.
mié. 6/268:30 amORD - SDF
1 stop4h 10mDelta
Deal found 6/5$78
mié. 7/39:34 amMDW - SDF
1 stop3h 04mDelta
Deal found 6/5$78
mar. 8/69:33 amMDW - SDF
2 stops9h 02mDelta
Deal found 6/6$83
mié. 6/268:20 pmORD - SDF
Nonstop1h 24mAmerican Airlines
Deal found 6/5$89
mar. 8/277:17 amORD - SDF
3 stops33h 40mSpirit Airlines
Deal found 6/5$95
sáb. 6/296:40 pmORD - SDF
1 stop14h 22mSpirit Airlines
Deal found 6/5$98
jue. 7/411:39 amORD - SDF
Nonstop1h 15mAmerican Airlines
Deal found 6/5$99
mié. 7/37:05 amORD - SDF
1 stop6h 20mDelta
Deal found 6/5$106
mar. 6/187:33 amORD - SDF
2 stops14h 45mSpirit Airlines
Deal found 6/6$108

Find flights from Chicago to Louisville within your budget

Customize your flight search to find flights from Chicago 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 3,050,429 searches. Data last updated junio 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$156 - $225

Route

Depart

Return

Price

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mié. 8/7

1 stop6h 30m

Louisville Intl

mié. 8/14

1 stop5h 10m

$156

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mar. 7/2

Nonstop1h 29m

Louisville Intl

jue. 7/4

Nonstop1h 37m

$157

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

vie. 6/28

Nonstop1h 33m

Louisville Intl

dom. 6/30

Nonstop1h 27m

$159

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

vie. 6/28

Nonstop1h 29m

Louisville Intl

dom. 6/30

Nonstop1h 27m

$160

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mié. 8/7

2 stops9h 28m

Louisville Intl

mié. 8/14

1 stop5h 10m

$161

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mar. 6/25

1 stop11h 18m

Louisville Intl

mié. 6/26

1 stop14h 20m

$166

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mar. 7/23

Nonstop1h 23m

Louisville Intl

mié. 7/24

Nonstop1h 36m

$175

Chicago O'Hare IntlLouisville Intl

ORD - SDF

ORDSDF

Chicago O'Hare Intl

mié. 7/17

1 stop11h 10m

Louisville Intl

dom. 7/21

2 stops26h 42m

$222

Chicago MidwayLouisville Intl

MDW - SDF

MDWSDF

Chicago Midway

lun. 7/15

Nonstop1h 10m

Louisville Intl

vie. 7/19

Nonstop1h 15m

$225

Flights are sorted by cheapest first

Deals found on 6/5

How far ahead should I book a flight from Chicago to Louisville?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Louisville. Price data was last updated on May 31, 2024.
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Louisville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

What is the cheapest day to fly from Chicago to Louisville?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Louisville. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Louisville flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Chicago to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Chicago 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.

Temperature and rainfall in Louisville by month

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

SDF

Temperature

35.6 - 78.8 °F

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 junio 6, 2024.
Read through reviews of airlines operating flights from Chicago to Louisville, such as Delta, Spirit Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,918 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
10,368 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.4
Good
10,696 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.3
Good
14,227 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

6.4
Okay
8,567 reviews
Southwest
8.2
Very good
5,918 reviews

Entertainment

7.8

Overall

8.2

Comfort

8.1

Crew

8.7

Boarding

8.3

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Located just 5.3 mi from the city center, Louisville Intl is the airport most travelers will use when flying to Louisville from Chicago. Booking flights from Chicago to Louisville Intl (SDF) should be relatively easy as there are 25 daily inbound flights from Chicago from 2 different airlines.

  • Can I find flights from Chicago to Louisville for under $200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Louisville for under $200. The cheapest flight booked recently is on Delta for just $156, but on average you can expect to pay $174.

  • Are there nonstop flights from Chicago to Louisville for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Chicago to Louisville under $200. A good price for a nonstop flight from Chicago to Louisville is less than $198.

  • Are there last-minute flights available from Chicago to Louisville for under $300?

    There are currently 20+ open flights from Chicago to Louisville within the next 7 days for less than $300.

  • What days are nonstop flights available from Chicago to Louisville?

    Nonstop flights are available for this route on the following days: Sunday, Thursday, Saturday.

  • How many flights depart from Chicago to Louisville on average per day?

    Travelers can expect 3 flights from Chicago to Louisville on average per day.
    Afternoon (Noon - 6pm) - 100% of flight departures

  • How long is the flight from Chicago to Louisville?

    For as low as $156, Delta can have you in Louisville from Chicago in 1h 29m. The distance from Chicago to Louisville is about 288 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Louisville round-trip?

    Our cheapest airline available from Chicago to Louisville is Delta. Our recent data shows that you can find tickets from as low as $156 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $157 and $159 round-trip. You may be able to fly from Chicago to Louisville for 42% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Chicago to Louisville are Delta ($78), American Airlines ($89), and Spirit Airlines ($95).

  • What are the most reliable airlines from Chicago to Louisville?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Louisville on time: SkyWest Airlines (89%), Republic Airways (86%), Air Wisconsin (84%).

  • What are the cheapest flights from Chicago to Louisville?

    Looking at all options, your cheapest flight can be booked for $49. While the most popular route (Chicago O'Hare Intl - Louisville Intl) can be booked for $150 on average our data indicates $251 when flying from Chicago to Louisville.

  • What does ORD to SDF mean?

    This is defined as Chicago O'Hare Intl Airport (ORD) and Louisville Intl Airport (SDF). Codes like Louisville Intl Airport are often used to just call airports uniquely. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

  • Can I find deals for flights from Chicago to Louisville that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Louisville flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Louisville with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Louisville flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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.

  • Can I find deals for flights from Chicago to Louisville that allow pets onboard?

    Many airlines flying from Chicago to Louisville offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Louisville?

    Yes, you can often find last-minute deals on Chicago to Louisville flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Louisville flight deals updated?

    The Chicago to Louisville flight deals you see on this page were last updated on 6/6.

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Louisville (average of $287). Flying from Chicago to Louisville in April is currently the most expensive (average of $373). 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

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.

Top 2 airlines flying from Chicago to Louisville

Discover the top 2 airlines that operate flights from Chicago 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 3,050,429 searches. Data last updated junio 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$107Average$239FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$158Average$258FlexibilityNo cancel feeOn-time71%

Search flights from Chicago to Louisville by cabin class

Find flights from Chicago to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Chicago to Louisville

Find hourly flight availability from Chicago 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 junio 6, 2024.
1%of flight departuresEarly morningMidnight to 6 am
17%of flight departuresMorning6 am to noon
74%of flight departuresAfternoonNoon to 6 pm
8%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Chicago to Louisville

Explore weekly flight availability from Chicago to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 6, 2024.
Sunday23daily flights
Monday27daily flights
Tuesday26daily flights
Wednesday27daily flights
Thursday27daily flights
Friday25daily flights
Saturday22daily flights
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