The cheapest times to fly from SDF to IAH are
- January 1st to February 25th
- August 6th to February 25th (except the weeks of November 19th, November 26th, December 17th, and December 24th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SDF to IAH is early December. Prices can be as high as $685 for Sunday flights during late March, or as low as $224 for Tuesday flights around early December.
When to Fly to Houston
Flying from Louisville, KY (SDF) to Houston, TX (IAH) will usually cost between $225 to $383 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $227. Due to high demand the most expensive time to fly is late March, with an average price of $346. Planning your trip to low-cost times can easily save you $119 on economy flights and even more on first-class flights. Generally, any price below $246 can be considered a good price for a round-trip SDF to IAH flight.
See below for a graph of average weekly prices for the SDF to IAH route. All prices are for round-trip tickets in USD.
Compared to other flights, the SDF to IAH flight is much cheaper than the average and costs much less than the average flight leaving from Louisville. The average price per mile (for a direct flight) is $0.19, which is below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $79 (25%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $238. Return trip prices are from the IAH to SDF flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from SDF to IAH can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 24 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from SDF to IAH? We’ve got answers.
Which airlines fly this route?
You can find 5 major airlines flying this route most often: American, Delta, Frontier, Qantas, United, and potentially more during busy seasons.
How far away is it from George Bush Intercontinental/Houston Airport to Louisville International-Standiford Field Airport?
The distance between the two airports is roughly 788 miles or 1268 kilometers.
How long does it take to fly from SDF to IAH?
The real-world flight time for a nonstop SDF to IAH flight is about 2 hour 24 minutes.
How many flights go between Louisville, KY and Houston, TX?
It depends on the day of the week and the date, but a typical day might have around 66 available flights from SDF to IAH.
Airport Location Info
|Origination airport name||Louisville International-Standiford Field Airport|
|Country||the United States|
|Destination airport name||George Bush Intercontinental/Houston Airport|
|Country||the United States|
Late and Early Flight Data
Flights from SDF to IAH tend to depart late far less frequently than the average flight. According to our recently updated data, 19% of flights departed 5 or more minutes late, and 34% of flights left 5 or more minutes early. On average you can expect to leave IAH heading for SDF about 8 minutes late. This does significantly impact arrival time, as the average landing time in Houston, TX is about 5 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- Republic: 8 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.