$100 Cheap Flights from Houston (IAH) to Lexington (LEX)

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Find available prices by choosing your travel dates.

Cheap Flights from Houston to Lexington (IAH-LEX)

Prices were available within the past 7 days and start at $100 for one-way flights and $199 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
Delta
American Airlines
American Airlines
American Airlines
Delta
Delta
American Airlines
United
Flights from Houston (IAH) to Lexington (LEX)
Origin airport
George Bush Intercontinental
Destination airport
Blue Grass
Airlines serving
American Airlines, Delta, United
Roundtrip price
$198
Distance
828 mi

Houston to Lexington Flights

The cheapest times to fly from Houston to Lexington

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

The best time to book a flight from Houston to Lexington

Sunday is one of the best days to book for cheap flights from Houston to Lexington: 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 Houston to Lexington

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 Houston to Lexington in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Houston to Lexington 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 Houston to Lexington 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.

Frequently asked questions

Is it cheaper to buy a plane ticket from IAH to Blue Grass Airport last minute?
Booking your journey from George Bush Intercontinental Airport (IAH) to Blue Grass Airport (LEX) last minute could save you dollars if you strike it lucky and find a terrific deal. However, tickets usually don’t drop in price as the date of departure nears. If you take a wait-and-see approach, flights could also be booked out or the best seats long gone. If you don’t want to hedge your bets, book well in advance of when you want to leave. Remember that some of the most awesome deals can be found up to 12 months in advance. If your preferred carrier hasn’t released its fares yet, check back regularly as deals are updated on Expedia constantly.
What airports do you fly into for Lexington from Houston?
With Blue Grass Airport (LEX), Capital City Airport (FFT) and Bardstown, KY (BRY-Samuels Field) to select from, making your way from Houston to Lexington is a piece of cake. The city’s key hub, Blue Grass Airport (LEX), is approximately 6 mi west of the downtown area. As well as ticket prices, consider factors like public transportation options from the airport and the distance to your hotel when deciding where to land. Get your Lexington adventure off to a terrific start by visiting University of Kentucky and Keeneland Racing Course.
Can I change the date of my flight from Houston Airport to Blue Grass Airport?
Plans don’t always work out, so Expedia is here to help make things as simple as possible. First, find your Houston Airport to LEX itinerary through the Expedia Trips portal and browse the ticket rules and conditions to see if change fees apply. If you booked in the last 24 hours, some carriers will let you cancel at no cost and organize new flights. If you booked more than 24 hours ago, connect with us through our Customer Service portal to run through your options.

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*Available to One Key members.