HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Billings

$221+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BIL
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Billings with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 20, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 2/209:00 am
SDF
-
BIL
1 stop6h 23m
United Airlines
Tue 2/242:35 pm
BIL
-
SDF
1 stop6h 02m
United Airlines
Deal found 1/19$369
This Delta deal was found by Cheapflights users on 1/19. 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.
Sun 6/287:25 pm
SDF
-
BIL
1 stop5h 12m
Delta
Sat 7/46:25 pm
BIL
-
SDF
2 stops13h 30m
Delta
Deal found 1/19$459

Find 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$369
(United Airlines)

One-way from

$221
(Delta)

Popular in

June

Cheapest in

February

Average price

$318
Provider with most accurate pricing for Louisville Intl-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Billings Logan Intl flights.
Search Deals
From Louisville Intl to Billings Logan Intl
Search Deals
One-way flight from Louisville Intl to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 20, 2026.
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

Fri 2/20

3:15 pm-9:21 pm

1 stop8h 06m

Billings Logan Intl

Tue 2/24

2:35 pm-10:37 pm

1 stop6h 02m

$369

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sun 6/28

7:25 pm-10:37 pm

1 stop5h 12m

Billings Logan Intl

Sat 7/4

6:25 pm-8:45 am

2 stops12h 20m

$459

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Mon 3/9

2:17 pm-10:29 pm

2 stops10h 12m

$221

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Mon 3/9

3:15 pm-9:07 pm

1 stop7h 52m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Expedia the most. Expedia 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 month to book a flight from Louisville to Billings?

Currently, April is the cheapest month in which you can book a flight from Louisville to Billings (average of $247). Flying from Louisville to Billings in October is currently the most expensive (average of $645). 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 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 January 20, 2026.
See what other customers who have flown with 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.
United Airlines
7.4
Good
9,180 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,180 reviews
United Airlines
7.4
Good
9,180 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,164 reviews
United Airlines
7.4
Good
9,180 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 airports do I use to fly from Louisville to Billings?

    Billings Logan Intl is the airport most travelers will use when flying to Billings from Louisville Intl. Booking flights from Louisville Intl (SDF) to Billings Logan Intl (BIL) should be relatively easy as there is 1 daily flight to Billings from 2 different airlines. 5h 12m is how long a flight from Louisville to Billings Logan Intl will take if you book a nonstop flight.

  • How long is the flight from Louisville to Billings?

    Airlines like United Airlines fly from Louisville to Billings in about 8h 06m. The time it takes to get you to your destination can typically vary by up to . There are 1278 mi between Louisville and Billings.

  • 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 $268 on this airline. An additional option worth looking into is United Airlines, starting at $283. 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, April is the cheapest month in which you can book a flight from Louisville to Billings (average of $247). Flying from Louisville to Billings in October is currently the most expensive (average of $645). 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.

Alternative routes for Louisville to Billings

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Bozeman flights
Cincinnati to Bozeman flights
Cincinnati to Missoula flights
Cincinnati to Kalispell flights
Louisville to Bozeman flights
Knoxville to Bozeman flights
Nashville to Kalispell flights
Knoxville to Kalispell flights
Louisville to Kalispell flights
Nashville to Billings flights
Lexington to Bozeman flights
Nashville to Missoula flights
Knoxville to Helena flights
Louisville to Missoula flights
Blountville to Bozeman flights
Blountville to Kalispell flights
Lexington to Missoula flights
Louisville to Great Falls flights
Knoxville to Billings flights
Cincinnati to Billings flights
Cincinnati to Great Falls flights
Cincinnati to West Yellowstone flights
Nashville to Helena flights
Lexington to Kalispell flights
Lexington to Great Falls flights
Nashville to Great Falls flights
Nashville to Cody flights
Nashville to West Yellowstone flights
Cincinnati to Cody flights
Knoxville to Missoula flights
Knoxville to Great Falls flights
Cincinnati to Helena flights
Cincinnati to Butte flights
Louisville to Cody flights
Louisville to Helena flights
Lexington to Billings flights
Lexington to Helena flights
Louisville to Butte flights
Lexington to West Yellowstone flights
Blountville to Great Falls flights
Blountville to Helena flights

Top 2 airlines flying from Louisville to Billings

Discover the top 2 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$464FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$394FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.