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Flights from Louisville to Houston

What to know about flights from Louisville to Houston?

The distance between Louisville and Houston is approximately 1,294.47 km. It takes around 2 hours 33 minutes on average to fly from Louisville to Houston. Based on Trip.com's data, travel demand peaks in July.

Cheapest one-way
$112
Delta Air Lines Delta Air Lines SDF-HOU 6h 4m · 1 stop Tue, Nov 3
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Cheapest round-trip
$246
Delta Air Lines Delta Air Lines SDF-HOU 5h 5m · 2 stops Wed, Oct 7 - Sun, Oct 11
Select flight
Recommended airlines
Delta Air Lines Delta Air Lines Cheapest · From $112 United Airlines United Airlines Most booked
When to travel
August
Cheapest
July
Peak season for travel
Route details
1,294.47 km
Flight distance
2h 33m
Average flight time

Explore the cheapest one-way and round-trip flights from Louisville to Houston over the next 90 days, with one-way fares from $112 and round-trip from $246. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SDF 7:00 AM
        2h 45m
        Nonstop
        IAH 8:45 AM
        Louisville - Houston | Sat, Oct 31 | United Airlines
        IAH 5:10 PM
        2h 23m
        Nonstop
        SDF 8:33 PM
        Houston - Louisville | Fri, Nov 6 | United Airlines
        $313 $454
        31% off
        31% off
        $454 $313
      • SDF 7:00 AM
        2h 45m
        Nonstop
        IAH 8:45 AM
        Louisville - Houston | Sat, Nov 7 | United Airlines
        IAH 10:00 AM
        2h 23m
        Nonstop
        SDF 1:23 PM
        Houston - Louisville | Mon, Nov 9 | United Airlines
        $331 $454
        27% off
        27% off
        $454 $331
      • SDF 5:57 PM
        5h 5m
        1 stop
        IAH 10:02 PM
        Louisville - Houston | Wed, Oct 7 | Delta Air Lines
        IAH 7:34 AM
        7h 49m
        1 stop
        SDF 4:23 PM
        Houston - Louisville | Sun, Oct 11 | American Airlines
        $246 $454
        46% off
        46% off
        $454 $246
      • SDF 5:04 AM
        4h 54m
        1 stop
        IAH 8:58 AM
        Louisville - Houston | Thu, Oct 29 | American Airlines
        HOU 11:35 AM
        4h 21m
        1 stop
        SDF 4:56 PM
        Houston - Louisville | Wed, Nov 4 | American Airlines
        $257
        43% off
        $454 $257
      • SDF 7:05 AM
        5h 3m
        1 stop
        IAH 11:08 AM
        Louisville - Houston | Fri, Oct 30 | Delta Air Lines
        HOU 6:09 AM
        5h 45m
        1 stop
        SDF 12:54 PM
        Houston - Louisville | Tue, Nov 3 | Delta Air Lines
        $270
        41% off
        $454 $270
      • SDF 5:57 PM
        6h 58m
        1 stop
        IAH 11:55 PM
        Louisville - Houston | Thu, Oct 29 | Delta Air Lines
        HOU 11:12 AM
        6h 58m
        1 stop
        SDF 7:10 PM
        Houston - Louisville | Wed, Nov 4 | Delta Air Lines
        $270
        41% off
        $454 $270
      • SDF 3:37 PM
        2h 33m
        Nonstop
        IAH 5:10 PM
        Louisville - Houston | Wed, Oct 7 | United Airlines
        IAH 7:34 AM
        7h 49m
        1 stop
        SDF 4:23 PM
        Houston - Louisville | Sun, Oct 11 | American Airlines
        $276
        39% off
        $454 $276
      • SDF 6:07 PM
        5h 22m
        1 stop
        IAH 10:29 PM
        Louisville - Houston | Fri, Oct 30 | American Airlines
        HOU 5:02 PM
        5h 32m
        1 stop
        SDF 11:34 PM
        Houston - Louisville | Tue, Nov 3 | American Airlines
        $277
        39% off
        $454 $277
      • SDF 7:27 PM
        5h 32m
        1 stop
        IAH 11:59 PM
        Louisville - Houston | Wed, Oct 7 | American Airlines
        IAH 7:34 AM
        7h 49m
        1 stop
        SDF 4:23 PM
        Houston - Louisville | Sun, Oct 11 | American Airlines
        $283
        38% off
        $454 $283
      • SDF 5:57 PM
        6h 58m
        1 stop
        IAH 11:55 PM
        Louisville - Houston | Thu, Nov 5 | Delta Air Lines
        IAH 10:00 AM
        2h 23m
        Nonstop
        SDF 1:23 PM
        Houston - Louisville | Sat, Nov 7 | United Airlines
        $289
        36% off
        $454 $289
      • SDF 7:00 AM
        2h 45m
        Nonstop
        IAH 8:45 AM
        Louisville - Houston | Thu, Oct 29 | United Airlines
        IAH 7:00 AM
        6h 41m
        1 stop
        SDF 2:41 PM
        Houston - Louisville | Wed, Nov 4 | Delta Air Lines
        $293
        35% off
        $454 $293
      • SDF 1:00 PM
        17h 25m
        1 stop
        HOU 2:00 PM
        Louisville - Houston | Thu, Oct 8 | Normal Airline
        HOU 3:00 PM
        6h
        Nonstop
        SDF 4:00 PM
        Houston - Louisville | Sat, Oct 10 | Normal Airline
        Find more flights
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      • Cheapest nonstop
        SDF 7:00 AM
        2h 45m
        Nonstop
        IAH 8:45 AM
        Louisville - Houston | Sun, Nov 15 | United Airlines
        $142 $359
        60% off
        60% off
        $359 $142
      • SDF 7:00 AM
        2h 45m
        Nonstop
        IAH 8:45 AM
        Louisville - Houston | Wed, Nov 18 | United Airlines
        $146 $359
        59% off
        59% off
        $359 $146
      • SDF 5:59 PM
        6h 4m
        1 stop
        HOU 11:03 PM
        Louisville - Houston | Tue, Nov 3 | Delta Air Lines
        $112 $359
        69% off
        69% off
        $359 $112
      • SDF 6:01 AM
        4h 53m
        1 stop
        IAH 9:54 AM
        Louisville - Houston | Tue, Nov 17 | American Airlines
        $118
        67% off
        $359 $118
      • SDF 5:02 AM
        5h 4m
        1 stop
        IAH 9:06 AM
        Louisville - Houston | Fri, Dec 4 | American Airlines
        $118
        67% off
        $359 $118
      • SDF 7:00 AM
        5h 30m
        1 stop
        IAH 11:30 AM
        Louisville - Houston | Fri, Dec 4 | Delta Air Lines
        $122
        66% off
        $359 $122
      • SDF 6:00 AM
        6h 27m
        1 stop
        IAH 11:27 AM
        Louisville - Houston | Fri, Nov 20 | Delta Air Lines
        $123
        66% off
        $359 $123
      • SDF 5:59 PM
        5h 30m
        1 stop
        IAH 10:29 PM
        Louisville - Houston | Tue, Oct 20 | American Airlines
        $129
        64% off
        $359 $129
      • SDF 1:14 PM
        5h 58m
        1 stop
        IAH 6:12 PM
        Louisville - Houston | Fri, Nov 6 | American Airlines
        $129
        64% off
        $359 $129
      • SDF 6:04 AM
        5h 20m
        1 stop
        IAH 10:24 AM
        Louisville - Houston | Fri, Nov 20 | American Airlines
        $129
        64% off
        $359 $129
      • SDF 11:06 AM
        6h 27m
        1 stop
        HOU 4:33 PM
        Louisville - Houston | Fri, Oct 23 | Delta Air Lines
        $254
        28% off
        $359 $254
      • SDF 6:15 AM
        5h 13m
        1 stop
        IAH 10:28 AM
        Louisville - Houston | Fri, Oct 23 | American Airlines
        $262
        27% off
        $359 $262
      • SDF 1:00 PM
        17h 25m
        1 stop
        HOU 2:00 PM
        Louisville - Houston | Thu, Oct 8 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Flights from Louisville to Houston operate an average of 11 times per day over the past 7 days, with a 70.3% on-time departure rate and a 91.8% on-time arrival rate.

Which airlines are the most popular for Louisville to Houston flights?

You can choose from 1 airlines that fly from Louisville to Houston, including United Airlines, Delta Air Lines has lowest fares on this route.
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from Louisville to Houston according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Louisville to Houston (SDF-HOU)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as $112 on Cheapest nonstop routes (e.g. SDF to HOU on Tue, Nov 3), while Delta Air Lines offers Cheapest nonstop round-trips from $246 departing on Wed, Oct 7 and returning on Sun, Oct 11.
  • At the moment, you can catch a nonstop flight from Louisville to Houston with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 2 hours 33 minutes to fly from Louisville (SDF) to Houston (HOU).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Louisville to Houston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 20 flight per week flying from Louisville to Houston. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA6326 (09:48)
  • To find best deals on flights from Louisville to Houston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Nov 3, with one-way flights priced at just $112.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Houston travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Louisville to Houston is August, when demand for travel is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Louisville to Houston on October 31, 2026 with Delta Air Lines, with prices starting at $112.
  • You can arrive at any of the following airports in Houston: George Bush Intercontinental Airport (IAH), and William P. Hobby Airport (HOU). Flights from Louisville International Airport to George Bush Intercontinental Airport (SDF-IAH) are by far the most popular option for this route.
  • The time difference between Houston and Louisville is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Louisville to Houston is $265. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Louisville to Houston is $485. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Louisville and Houston, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.