$114 Cheap Flights from Harrisburg (MDT) to Houston (IAH)

View $114 flight on Sat, Aug 30, 2025Opens in a new window

Popular airlines from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Harrisburg to Houston (MDT-IAH)

Prices were available within the past 7 days and start at $114 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Aug 9 - Wed, Aug 13
MDT
Harrisburg
IAH
Houston
$228 Roundtrip, found 3 days ago
$228
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Aug 9 from Harrisburg to Houston, returning Wed, Aug 13, priced at $228 found 3 days ago
Frontier Airlines
Sun, Aug 3 - Wed, Aug 6
MDT
Harrisburg
IAH
Houston
$238 Roundtrip, just found
$238
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Aug 3 from Harrisburg to Houston, returning Wed, Aug 6, priced at $238 just found
Frontier Airlines
Sun, Aug 3 - Fri, Aug 8
MDT
Harrisburg
IAH
Houston
$248 Roundtrip, just found
$248
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Aug 3 from Harrisburg to Houston, returning Fri, Aug 8, priced at $248 just found
Frontier Airlines
Fri, Aug 29 - Sun, Aug 31
MDT
Harrisburg
IAH
Houston
$263 Roundtrip, found 23 hours ago
$263
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Fri, Aug 29 from Harrisburg to Houston, returning Sun, Aug 31, priced at $263 found 23 hours ago
Frontier Airlines
Mon, Aug 25 - Wed, Aug 27
MDT
Harrisburg
IAH
Houston
$264 Roundtrip, found 3 days ago
$264
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Aug 25 from Harrisburg to Houston, returning Wed, Aug 27, priced at $264 found 3 days ago
Frontier Airlines
Sat, Aug 9 - Wed, Aug 13
MDT
Harrisburg
IAH
Houston
$268 Roundtrip, found 5 hours ago
$268
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Aug 9 from Harrisburg to Houston, returning Wed, Aug 13, priced at $268 found 5 hours ago
Delta
Thu, Sep 4 - Tue, Sep 16
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, found 3 hours ago
$269
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Sep 4 from Harrisburg to Houston, returning Tue, Sep 16, priced at $269 found 3 hours ago
United
Sat, Nov 8 - Wed, Nov 12
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, found 7 hours ago
$269
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Nov 8 from Harrisburg to Houston, returning Wed, Nov 12, priced at $269 found 7 hours ago
American Airlines
Wed, Nov 19 - Wed, Dec 3
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, found 1 hour ago
$269
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Nov 19 from Harrisburg to Houston, returning Wed, Dec 3, priced at $269 found 1 hour ago
American Airlines
Tue, Nov 11 - Tue, Nov 18
MDT
Harrisburg
IAH
Houston
$273 Roundtrip, found 2 hours ago
$273
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Tue, Nov 11 from Harrisburg to Houston, returning Tue, Nov 18, priced at $273 found 2 hours ago

Find the cheapest month to fly from Harrisburg (MDT) to Houston (IAH)

October is typically the cheapest month to fly

From $218 - $606 per traveler.

Graph displaying average flight prices per month

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $405
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $405
Flights from Harrisburg (MDT) to Houston (IAH)
Origin airport
Harrisburg Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$228
Distance
1261 mi

Harrisburg to Houston Flights

The cheapest times to fly from Harrisburg to Houston

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

 

The best time to book a flight from Harrisburg to Houston

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

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 Harrisburg to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $114 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 Harrisburg to Houston 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 Harrisburg to Houston 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

How much does a flight from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH) cost?
Discover the latest flight deals from MDT to IAH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MDT to IAH?
The cheapest flights from MDT to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MDT to IAH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from MDT to IAH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)?
There aren't any daily nonstop flights departing from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from MDT to IAH?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)?
Book a flight from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**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 Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH) last-minute?
Waiting until just before your departure to book a ticket from MDT to IAH generally means paying more. While you may find some last-minute discounts, there's no guarantee. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a MDT to IAH flight and hotel package?
You'll generally save money by booking a MDT to IAH 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 convenient place. Once you've selected your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)?
In most cases, you're able to reschedule or cancel your MDT to IAH flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want more details, go to our Customer Service portal.

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Harrisburg nearby Airports

Harrisburg

Harrisburg Intl. to Houston
$227.98

Lancaster

Lancaster to Houston
$447.01
*Available to One Key members.