What are the cheapest airlines flying from Idaho Falls to Louisville round-trip?

United Airlines, at $290, was found to be the cheapest airline from Idaho Falls to Louisville. An alternate airline flying to your destination would be Delta.

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

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

What is the cheapest day to fly from Idaho Falls to Louisville?

Travelers seeking maximum savings on their Idaho Falls to Louisville flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Idaho Falls to Louisville?

Users have found that flying from Idaho Falls to Louisville on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When flying from Idaho Falls to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Idaho Falls-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Louisville flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Idaho Falls-Louisville 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 Idaho Falls-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Idaho Falls to Louisville that include hotel bookings?

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

How can I find direct flights from Idaho Falls to Louisville?

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

Can I find deals for business class flights from Idaho Falls to Louisville?

Yes. Cheapflights offers flight deals from Idaho Falls 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.

$290+ Flights from Idaho Falls to Louisville

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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

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Cheap flight deals from Idaho Falls to Louisville

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$290 (United Airlines)

Provider with most accurate pricing for Idaho Falls Fanning Field-Louisville Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Louisville Intl flights.

Search Deals

From Idaho Falls Fanning Field to Louisville Intl

Search Deals

Find flight deals from Idaho Falls to Louisville

Cheapest flights from Idaho Falls to Louisville
Explore the most affordable flight options available from Idaho Falls to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

sáb. 4/262:20 pmIDA - SDF

1 stop5h 55mUnited Airlines

mar. 4/296:45 amSDF - IDA

2 stops10h 36mUnited Airlines

Deal found 3/24

$290

sáb. 4/261:10 pmIDA - SDF

2 stops8h 49mDelta

mar. 4/291:18 pmSDF - IDA

2 stops11h 38mDelta

Deal found 3/24

$304

Best flights from Idaho Falls to Louisville
Discover carefully curated flight deals from Idaho Falls to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 25, 2025.

sáb. 4/262:20 pmIDA - SDF

1 stop5h 55mUnited Airlines

mar. 4/296:45 amSDF - IDA

2 stops10h 36mUnited Airlines

Deal found 3/24

$290

sáb. 4/261:10 pmIDA - SDF

2 stops8h 49mDelta

mar. 4/291:18 pmSDF - IDA

2 stops11h 38mDelta

Deal found 3/24

$304

Last-minute flights from Idaho Falls to Louisville
Discover last-minute flight deals from Idaho Falls to Louisville. Data last updated marzo 25, 2025 and is based on user searches.

sáb. 4/262:20 pmIDA - SDF

1 stop5h 55mUnited Airlines

mar. 4/296:45 amSDF - IDA

2 stops10h 36mUnited Airlines

Deal found 3/24

$290

sáb. 4/261:10 pmIDA - SDF

2 stops8h 49mDelta

mar. 4/291:18 pmSDF - IDA

2 stops11h 38mDelta

Deal found 3/24

$304

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

sáb. 4/26

2:20 pm-10:15 pm

1 stop5h 55m

Louisville Intl

mar. 4/29

6:45 am-3:21 pm

2 stops10h 36m

$290

Idaho FallsLouisville

IDA - SDF

IDASDF

Idaho Falls Fanning Field

sáb. 4/26

1:10 pm-11:59 pm

2 stops8h 49m

Louisville Intl

mar. 4/29

1:18 pm-10:56 pm

2 stops11h 38m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Idaho Falls to Louisville

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Louisville in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 Idaho Falls-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Louisville flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Idaho Falls-Louisville 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 Idaho Falls-Louisville 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 Idaho Falls to Louisville

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

Rainfall in Louisville by month

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Delta

8.0

Very good

7,890 reviews

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

7,890 reviews

Delta

8.0

Very good

7,890 reviews

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

8,605 reviews

Delta

8.0

Very good

7,890 reviews

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

What are the cheapest airlines flying from Idaho Falls to Louisville round-trip?
United Airlines, at $290, was found to be the cheapest airline from Idaho Falls to Louisville. An alternate airline flying to your destination would be Delta.
Can I find deals for flights from Idaho Falls to Louisville that include hotel bookings?
Yes. In addition to deals on Idaho Falls to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho Falls to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Louisville.
Can I find deals for business class flights from Idaho Falls to Louisville?
Yes. Cheapflights offers flight deals from Idaho Falls 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 Idaho Falls to Louisville?
Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Louisville (average of $299). Flying from Idaho Falls 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

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Other flights to Louisville

Top airline flying from Idaho Falls to Louisville

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$403	Average$534	FlexibilityNo cancel fee	On-time69%

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$290+ Cheap flights from Idaho Falls to Louisville (IDA - SDF)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to Louisville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho Falls to Louisville

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Idaho Falls to Louisville

Cheapest flights from Idaho Falls to LouisvilleExplore the most affordable flight options available from Idaho Falls to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

Explore the most affordable flight options available from Idaho Falls to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho Falls to Louisville that are best for you.

Compare providers for flights from Idaho Falls to Louisville

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 Idaho Falls to Louisville in March.

Best time to book a flight from Idaho Falls to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Idaho Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Louisville

Rainfall in Louisville by month

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

Temperature in Louisville by month

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

Reviews of airlines servicing Louisville

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls 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 Idaho Falls to Louisville round-trip?

Can I find deals for flights from Idaho Falls to Louisville that include hotel bookings?

How can I find direct flights from Idaho Falls to Louisville?

Can I find deals for business class flights from Idaho Falls to Louisville?

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

Traveling to a place near Idaho Falls?

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 Idaho Falls to Louisville

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Idaho Falls to Louisville

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Book with Flexibility

Travel Smart

Cheapest flights from Idaho Falls to Louisville
Explore the most affordable flight options available from Idaho Falls to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 25, 2025.