Title: Cheap Flights from Louisville (SDF) to Houston (HOU) - Expedia.ca ![Downtown Houston, Texas, USA Drone Skyline Aerial Panorama](https://images.trvl-media.com/place/1503/aa95b363-6144-464c-8751-31ea747786d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1503/aa95b363-6144-464c-8751-31ea747786d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Louisville (SDF) to Houston (HOU) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Louisville International Airport (SDF) to Houston William Hobby Airport (HOU) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sdf,to:hou,departure:16/11/2025TANYT&leg2=from:hou,to:sdf,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:sdf,to:hou,departure:16/11/2025TANYT&leg2=from:hou,to:sdf,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:sdf,to:hou,departure:16/11/2025TANYT&leg2=from:hou,to:sdf,departure:23/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Louisville (SDF) to Houston (HOU) ### August is typically the cheapest month to fly From CA $207 - CA $472 per traveller. Flight from Louisville to Houston (SDF - HOU) route information | Origin airport | Louisville Intl. | | --- | --- | | Destination airport | William P. Hobby | | Distance | 1284 km | | Average flight time | 2 hours 35 mins | ## Louisville to Houston Flights **The easy way to book your flights from Louisville to Houston**  With Expedia, it’s simple to find and book flights to Houston from Louisville whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to William P. Hobby, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Louisville to Houston today, tomorrow, or this week.   **Save dollars with cheap flights from Louisville Intl., SDF to William P. Hobby, HOU**  Sort your search results by price to find great deals on your flight from Louisville to Houston—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Houston from Louisville currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Houston   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Houston from Louisville**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Houston with Expedia today. ## Frequently asked questions ### How much is a flight from SDF to HOU? > If you're planning on travelling between Louisville Muhammad Ali Intl. Airport and HOU, round-trip journeys start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Louisville Intl. Airport (SDF) to HOU? > Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Louisville Muhammad Ali Intl. Airport to William P. Hobby Airport (HOU) that have flexible change policies? > Flights from SDF to William P. Hobby Airport (HOU) with flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between flights, without any additional fees to worry about. ### How many hours is the flight from Louisville Muhammad Ali Intl. Airport to William P. Hobby Airport? > The flight time from SDF to William P. Hobby Airport (HOU) is roughly 4 hours and 51 minutes. Put your earphones in, listen to your favourite podcast and your trip will whiz by. ### How far is the flight from SDF to William P. Hobby Airport? > It's only 1,300 kilometres between Louisville and Houston. It's quite possible that you'll spend more time travelling to and from the airport than actually flying! ### Which airlines fly direct from SDF to William P. Hobby Airport? > A popular choice with many savvy travellers, Southwest Airlines (WN) offers 13 monthly flights from Louisville Intl. Airport (SDF) to William P. Hobby Airport (HOU). Pick the one that fits with your travel schedule and book your ticket today. ### Are SDF to HOU flight tickets cheaper when they're purchased at the last minute? > Booking your trip from SDF to HOU last minute could be your ticket to a cheap deal. However, it could end up costing you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. 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