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$194+ Cheap flights from Billings to Louisville (BIL - 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — SDF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Billings to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 July 3, 2025.

Round-trip from

$269
(Delta)

One-way from

$194
(United Airlines)

Popular in

May

Cheapest in

January

Average price

$498
From Billings Logan Intl to Louisville Intl
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One-way flight from Billings Logan Intl to Louisville Intl
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Highest demand for flights based on searches. 18% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Billings to Louisville

Cheapest flights from Billings to Louisville
Explore the most affordable flight options available from Billings to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/26:20 amBIL - SDF
1 stop7h 31mDelta
Fri 8/87:41 pmSDF - BIL
1 stop5h 29mDelta
Deal found 7/2$269
This American Airlines deal was found by Cheapflights users on 7/2. 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 8/26:00 amBIL - SDF
1 stop6h 11mAmerican Airlines
Sun 8/102:18 pmSDF - BIL
1 stop9h 10mAmerican Airlines
Deal found 7/2$288
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/225:00 amBIL - SDF
1 stop7h 23mUnited Airlines
Mon 7/283:25 pmSDF - BIL
1 stop7h 38mUnited Airlines
Deal found 7/1$349

Cheapflights Fare Finder

Customize your flight search to find flights from Billings 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 July 3, 2025.
Use the filters below to find and compare flights from Billings to Louisville that are best for you.

Fly from

Billings

Fly to

Louisville

Route

Depart

Return

Price

BillingsLouisville

BIL - SDF

BILSDF

Billings Logan Intl

Sat 8/2

6:20 am-3:51 pm

1 stop7h 31m

Louisville Intl

Fri 8/8

7:41 pm-11:10 pm

1 stop5h 29m

$269

BillingsLouisville

BIL - SDF

BILSDF

Billings Logan Intl

Sat 8/2

6:00 am-2:11 pm

1 stop6h 11m

Louisville Intl

Sun 8/10

2:18 pm-9:28 pm

1 stop9h 10m

$288

BillingsLouisville

BIL - SDF

BILSDF

Billings Logan Intl

Tue 7/22

5:00 am-2:23 pm

1 stop7h 23m

Louisville Intl

Mon 7/28

3:25 pm-9:03 pm

1 stop7h 38m

$349

BillingsLouisville

BIL - SDF

BILSDF

Billings Logan Intl

Tue 7/22

5:00 am-2:23 pm

1 stop7h 23m

$194

BillingsLouisville

BIL - SDF

BILSDF

Billings Logan Intl

Tue 7/22

6:26 pm-9:49 am

2 stops13h 23m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Billings to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Billings to Louisville (average of $299). Flying from Billings 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.

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 July 3, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Billings to Louisville have to say. 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.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    Flying on Delta is currently your cheapest option to Louisville, with prices starting at $269. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $288 and $349, respectively. Users have found that Delta is 48% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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 Billings to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Billings to Louisville (average of $299). Flying from Billings 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 Billings?

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

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Top 3 airlines flying from Billings to Louisville

Discover the top 3 airlines that operate flights from Billings 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$373FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$513FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$422FlexibilityNo cancel feeOn-time69%

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