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$269+ Cheap flights from Louisville to Billings (SDF - BIL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BIL
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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1. Tell us where you want to go
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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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$519
Provider with most accurate pricing for Louisville Intl-Billings Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Billings Logan Intl flights.
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From Louisville Intl to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 26, 2025.

This American Airlines deal was found by Cheapflights users on 3/24. 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 8/232:35 pmSDF - BIL
1 stop8h 09mAmerican Airlines
Sat 8/307:54 amBIL - SDF
1 stop7h 43mAmerican Airlines
Deal found 3/24$269
This United Airlines deal was found by Cheapflights users on 3/25. 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 6/103:29 pmSDF - BIL
1 stop7h 45mUnited Airlines
Sun 6/2212:30 pmBIL - SDF
1 stop7h 44mUnited Airlines
Deal found 3/25$313
This Delta deal was found by Cheapflights users on 3/25. 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.
Tue 6/103:02 pmSDF - BIL
2 stops10h 01mDelta
Sun 6/226:27 pmBIL - SDF
2 stops12h 13mDelta
Deal found 3/25$892

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 March 26, 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

2:35 pm-8:44 pm

1 stop8h 09m

Billings Logan Intl

Sat 8/30

7:54 am-5:37 pm

1 stop7h 43m

$269

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Tue 6/10

3:29 pm-9:14 pm

1 stop7h 45m

Billings Logan Intl

Sun 6/22

12:30 pm-10:14 pm

1 stop7h 44m

$313

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Tue 6/10

3:02 pm-11:03 pm

2 stops10h 01m

Billings Logan Intl

Sun 6/22

6:27 pm-8:40 am

2 stops12h 13m

$892

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Louisville to Billings

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Billings in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 26, 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.

Rainfall in Billings by month

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

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

Temperature in Billings by month

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

If weather is an important factor for your trip to Billings, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

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 March 26, 2025.
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 United Airlines and Delta, starting at $313 and $892 round-trip. American Airlines is priced at 42% 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 $590). 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$465FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$508FlexibilityNo cancel feeOn-time71%
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