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$364+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BIL
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
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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 June 12, 2026.

This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 8/127:54 pm
SDF
-
BIL
1 stop5h 36m
Delta
Sat 8/156:26 am
BIL
-
SDF
1 stop7h 24m
Delta
Deal found 6/10$364
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/297:10 am
SDF
-
BIL
1 stop5h 52m
United Airlines
Tue 9/17:00 am
BIL
-
SDF
1 stop5h 29m
United Airlines
Deal found 6/7$419
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/283:25 pm
SDF
-
BIL
1 stop7h 52m
United Airlines
Mon 8/32:25 pm
BIL
-
SDF
1 stop6h 34m
United Airlines
Deal found 6/7$508
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/193:25 pm
SDF
-
BIL
1 stop7h 52m
United Airlines
Wed 7/12:25 pm
BIL
-
SDF
1 stop6h 34m
United Airlines
Deal found 6/10$623
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/63:25 pm
SDF
-
BIL
1 stop7h 52m
United Airlines
Sat 7/115:00 am
BIL
-
SDF
2 stops12h 18m
United Airlines
Deal found 6/7$630
This Delta deal was found by Cheapflights users on 6/8. 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.
Fri 6/197:51 pm
SDF
-
BIL
1 stop5h 41m
Delta
Wed 7/15:20 am
BIL
-
SDF
2 stops9h 59m
Delta
Deal found 6/8$644
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 7/93:25 pm
SDF
-
BIL
1 stop7h 52m
United Airlines
Wed 7/157:00 am
BIL
-
SDF
1 stop5h 28m
United Airlines
Deal found 6/11$645

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 June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$364
(Delta)

Popular in

October

Cheapest in

March

Average price

$616
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
Highest demand for flights based on searches. 20% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 12, 2026.
Use the filters below to find and compare flights from Louisville to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Wed 8/12

7:54 pm-11:30 pm

1 stop5h 36m

Billings Logan Intl

Sat 8/15

6:26 am-3:50 pm

1 stop7h 24m

$364
Quickest round-trip

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Sat 8/29

7:10 am-11:02 am

1 stop5h 52m

Billings Logan Intl

Tue 9/1

7:00 am-2:29 pm

1 stop5h 29m

$419

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Mon 7/6

3:25 pm-9:17 pm

1 stop7h 52m

Billings Logan Intl

Sat 7/11

5:00 am-7:18 pm

2 stops12h 18m

$630

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Thu 7/9

3:25 pm-9:17 pm

1 stop7h 52m

Billings Logan Intl

Wed 7/15

7:00 am-2:28 pm

1 stop5h 28m

$645

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Mon 7/20

7:49 pm-11:30 pm

1 stop5h 41m

Billings Logan Intl

Tue 7/28

6:34 pm-9:54 am

2 stops13h 20m

$697

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Tue 7/28

3:25 pm-9:17 pm

1 stop7h 52m

Billings Logan Intl

Mon 8/3

2:25 pm-9:26 am

2 stops17h 01m

$700
Cheapest one-way
Quickest one-way

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Thu 10/22

8:00 am-1:14 pm

1 stop7h 14m

$369

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Fri 6/26

5:26 pm-11:32 pm

2 stops8h 06m

$463

LouisvilleBillings

SDF - BIL

SDFBIL

Louisville Intl

Fri 6/26

9:12 am-4:45 pm

3 stops57h 33m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Sorted by cheapest first

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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

How much does it cost to fly round-trip from Louisville to Billings?

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 12, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican 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
7.9
Good
8,400 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,400 reviews
Delta
7.9
Good
8,400 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,810 reviews
Delta
7.9
Good
8,400 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,644 reviews
Delta
7.9
Good
8,400 reviews

Comfort

7.8

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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.

  • How long is the flight from Louisville to Billings?

    Airlines like Delta and United Airlines fly from Louisville to Billings in about 5h 36m. The time it takes to get you to your destination can typically vary by up to 16m. There are 1278 mi between Louisville and Billings. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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. Additional options worth looking into are United Airlines and Delta, starting at $283 and $287 round-trip. American Airlines is priced at 38% 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.

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 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$537FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$373FlexibilityNo cancel feeOn-time69%
DeltaCheapest$287Average$299FlexibilityNo cancel feeOn-timeN/A

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