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$235+ Cheap flights from Louisville to Billings (SDF - BIL)

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BIL
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Louisville to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Billings (BIL). 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 June 30, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$235
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$458
From Louisville Intl to Billings Logan Intl
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One-way flight from Louisville Intl to Billings Logan Intl
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Highest demand for flights based on searches. 12% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Louisville to Billings

Cheapest flights from Louisville to Billings
Explore the most affordable flight options available from Louisville to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This American Airlines deal was found by Cheapflights users on 6/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:40 amSDF - BIL
1 stop6h 09mAmerican Airlines
Sat 8/305:49 amBIL - SDF
1 stop6h 30mAmerican Airlines
Deal found 6/28$269
This Delta deal was found by Cheapflights users on 6/29. 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.
Sat 8/237:10 amSDF - BIL
2 stops12h 18mDelta
Sat 8/306:25 amBIL - SDF
1 stop7h 20mDelta
Deal found 6/29$319
This Mytrip deal was found by Cheapflights users on 6/29. 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.
Sun 9/216:15 pmSDF - BIL
2 stops26h 40mMultiple Airlines
Fri 9/269:58 amBIL - SDF
1 stop9h 12mMultiple Airlines
Deal found 6/29$370
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 9/61:00 pmSDF - BIL
2 stops11h 46mUnited Airlines
Tue 9/162:35 pmBIL - SDF
1 stop5h 55mUnited Airlines
Deal found 6/30$379

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to Billings 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 June 30, 2025.
Use the filters below to find and compare flights from Louisville to Billings that are best for you.

Fly from

Louisville

Fly to

Billings

Route

Depart

Return

Price

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sat 8/23

7:40 am-11:49 am

1 stop6h 09m

Billings Logan Intl

Sat 8/30

5:49 am-2:19 pm

1 stop6h 30m

$269

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sat 8/23

7:10 am-5:28 pm

2 stops12h 18m

Billings Logan Intl

Sat 8/30

6:25 am-3:45 pm

1 stop7h 20m

$319

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sun 9/21

6:15 pm-6:55 pm

2 stops26h 40m

Billings Logan Intl

Fri 9/26

9:58 am-9:10 pm

1 stop9h 12m

$370

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sat 9/6

1:00 pm-10:46 pm

2 stops11h 46m

Billings Logan Intl

Tue 9/16

2:35 pm-10:30 pm

1 stop5h 55m

$379

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sun 7/13

4:31 pm-9:36 pm

2 stops31h 05m

$235

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sun 7/13

6:50 pm-11:07 pm

1 stop6h 17m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Louisville to Billings

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

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

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

When flying from Louisville to Billings, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 28% versus a flight in the morning.

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated June 30, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Louisville to Billings have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
8,852 reviews
Delta
8.0
Very good
7,973 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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
7,973 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

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 Louisville to Billings. 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 Louisville to Billings round-trip?

    Our cheapest airline available from Louisville to Billings is American Airlines. Our recent data shows that you can find tickets from as low as $269 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $319 and $379 round-trip. American Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Louisville to Billings (average of $396). Flying from Louisville to Billings in June is currently the most expensive (average of $512). 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

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Top 3 airlines flying from Louisville to Billings

Discover the top 3 airlines that operate flights from Louisville to Billings. 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$488FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$289Average$456FlexibilityNo cancel feeOn-time69%

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