$442 Cheap flights from Louisville to Hilo (SDF to ITO)

Popular airlines from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)

Southwest Airlines
Southwest Airlines
American Airlines
American Airlines
Delta
Delta
United
United

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Cheap Flights from Louisville to Hilo (SDF-ITO)

Prices were available within the past 7 days and start at $442 for one-way flights and $823 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Tue, Jan 6 - Tue, Jan 20

SDF

Louisville

ITO

Hawaii Island

$823

Roundtrip

found 7 hours ago

Tue, Jan 6 - Tue, Jan 20

SDF

Louisville

ITO

Hawaii Island

$826

Roundtrip

found 7 hours ago

Sun, Dec 7 - Tue, Dec 23

SDF

Louisville

ITO

Hawaii Island

$832

Roundtrip

found 5 days ago

Thu, Nov 27 - Tue, Dec 9

SDF

Louisville

ITO

Hawaii Island

$835

Roundtrip

found 5 days ago

Thu, Jan 1 - Tue, Jan 13

SDF

Louisville

ITO

Hawaii Island

$847

Roundtrip

found 5 days ago

Sun, Dec 7 - Mon, Dec 22

SDF

Louisville

ITO

Hawaii Island

$848

Roundtrip

found 5 days ago

Tue, Jan 6 - Tue, Jan 20

SDF

Louisville

ITO

Hawaii Island

$850

Roundtrip

found 7 hours ago

Thu, Jan 1 - Mon, Jan 12

SDF

Louisville

ITO

Hawaii Island

$862

Roundtrip

found 5 days ago

Wed, Nov 19 - Tue, Nov 25

SDF

Louisville

ITO

Hawaii Island

$894

Roundtrip

found 4 days ago

Tue, Jan 6 - Tue, Jan 20

SDF

Louisville

ITO

Hawaii Island

$931

Roundtrip

found 7 hours ago

Alternative airports near Hilo

Prices were available within the past 7 days. Prices and availability are subject to change.

ITO

Hilo Intl.

Cheapest

Flights from $1,026

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO) cost?

Snag a cheap one-way flight from $442 or cheap return flight from $823 from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.

What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)?

January is the cheapest month to fly from SDF to ITO. Traveling during quieter months is often the key to landing a great deal.

What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)?

Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SDF to ITO flight.

How many flights per day from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)?

You'll need to book a flight with a layover if you're traveling from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.

What day of the week has the most flights from SDF to ITO?

Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.

What is the best time to fly from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)?

To avoid possible delays on the Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO) route, aim to travel before 3 PM. Later flights are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO) last-minute?

Booking your plane ticket from SDF to ITO right before your trip is typically more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.

Is it cheaper to book a SDF to ITO flight and hotel package?

Compared with arranging flights and hotels separately, booking a SDF to ITO flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like tours and car rentals.

Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Hilo Intl. Airport (ITO)?

If you booked your SDF to ITO flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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Louisville to Hilo Flights

The cheapest times to fly from Louisville to Hilo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Louisville to Hilo are during the month of January. You can find some of the cheapest flights from Louisville to Hilo with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Louisville to Hilo

Sunday is one of the best days to book for cheap flights from Louisville to Hilo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Louisville to Hilo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Louisville to Hilo in 2025. You can also book with separate airlines for your outbound and return journeys, from $442 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Louisville to Hilo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Louisville to Hilo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

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*Available to One Key members.