Cheap flights from Louisville to Idaho Falls from $269
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Idaho Falls departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Louisville to Idaho Falls
Cheap round-trip flights
United Airlines flights from Louisville to Idaho Falls
Our best United Airlines deals on Louisville to Idaho Falls flight tickets
See travel insights to Idaho Falls from
How to get the cheapest flight ticket from Louisville to Idaho Falls
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Idaho Falls?
Our data shows that Thursday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $511. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Sunday is $799.
What is the cheapest time of day to depart on your flight to Idaho Falls?
Our most recent data shows that the best time of day to fly to Idaho Falls is in the morning. Flights from Louisville to Idaho Falls during this time can be as low as $632. Try not to purchase tickets in the afternoon because they tend to be around $723. Of course, these prices can vary depending on the time of year and what airport you fly to.
When to book flights from Louisville to Idaho Falls
Cheap Louisville to Idaho Falls (SDF to IDA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Louisville to Idaho Falls
How far is Louisville Intl to Idaho Falls Fanning Field by plane?
The distance between Louisville Intl and Idaho Falls Fanning Field is about 1412.3 mi. 7h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from Louisville Intl Airport to Idaho Falls Fanning Field Airport?
Prices for flights from Louisville Intl Airport to Idaho Falls Fanning Field Airport refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Idaho Falls Fanning Field Airport?
As of May 2025, there are 2 operators available to choose from for flights from Louisville Intl Airport to Idaho Falls Fanning Field Airport.
How old do you have to be to fly from Louisville Intl Airport to Idaho Falls Fanning Field Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Idaho Falls Fanning Field Airport.
What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?
The necessary travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Louisville to Idaho Falls?
Based on momondo bookings for flights between Louisville and Idaho Falls, the leading airline is United Airlines, making up 60% of the total bookings. Other popular airlines include American Airlines with 40%.
Best airlines flying from Louisville to Idaho Falls
Compare and see reviews for airlines that fly from Louisville to Idaho Falls with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $323 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $324 | Free Cancellation | Rating 7.4 8,696 reviews |
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Louisville to Idaho Falls?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Idaho Falls. momondo saves you time and could save you money on your trip.
Can I find flights from Louisville to Idaho Falls with flexible booking policies on momondo?
momondo does allow users to show only those flights to Idaho Falls from Louisville which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Louisville to Idaho Falls?
momondo helps you find the best flight between Louisville and Idaho Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Louisville to Idaho Falls right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Louisville to Idaho Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.