What’s the cost of a flight from Louisville to Idaho Falls?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Louisville and Idaho Falls.

The lowest fare seen in the past 15 days was $137.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Best airport options between Louisville and Idaho Falls

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Louisville: Louisville - Standiford Field is the only operating airport.
• Airports in Idaho Falls: Idaho Falls - Fanning Field is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Match your flight search to your preferences: Louisville – Idaho Falls

Jetcost makes it easy to find the right flight. Set filters for flight time, price, number of stops, and preferred airline. You’ll see offers from Expedia, Delta, United, American, and more.

Other popular destinations

Thinking about traveling to United States? Other users also viewed: Atlanta, Los Angeles, Miami, New York City, Orlando.

Don’t forget to check change or cancellation policies, especially if your plans aren’t final. For a more targeted search, you can also set price limits directly in the filters.