Cheap Flights from Louisville (SDF) to Udon Thani (UTH)

Popular airlines from Louisville Intl. Airport (SDF) to Udon Thani (UTH-Udon Thani Intl.)

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH) cost?
Lock in a cheap one-way flight or cheap return flight from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH) 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 Udon Thani Intl. Airport (UTH)?
The cheapest month to fly from SDF to UTH is , when demand is low. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH)?
To find the cheapest airline that'll fly you from SDF to UTH, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH)?
Nonstop flights from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDF to UTH?
Friday is typically 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 season and airline.*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 Udon Thani Intl. Airport (UTH)?
To avoid possible delays on the Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Udon Thani Intl. Airport (UTH) last-minute?
Last-minute bookings from SDF to UTH are typically more expensive. For the lowest prices, start searching for flights ahead of time. That said, if you're flexible with your travel dates, you may find a cheap ticket right before you leave.
Is it cheaper to book a SDF to UTH flight and hotel package?
You can save money by booking a SDF to UTH flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your ideal accommodations and flights, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Udon Thani Intl. Airport (UTH)?
If you reserved your SDF to UTH flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Louisville Intl.
Destination airport
Udon Thani Intl.
Distance
8557 mi

Book with confidence

Book with confidence

Louisville to Udon Thani Flights

The cheapest times to fly from Louisville to Udon Thani

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 Udon Thani are during the month of . You can find some of the cheapest flights from Louisville to Udon Thani with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Udon Thani

Sunday is one of the best days to book for cheap flights from Louisville to Udon Thani: 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 Udon Thani

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 Udon Thani in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Udon Thani 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 Udon Thani 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.

 

Louisville to Udon Thani Flights

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*Available to One Key members.