$142 Cheap Flights from Harrisburg (MDT) to Houston (IAH)

View $142 flight on Fri, Jan 23, 2026Opens in a new window

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

Cheap Flights from Harrisburg to Houston (MDT-IAH)

Prices were available within the past 7 days and start at $142 for one-way flights and $186 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 10 - Mon, Nov 17
MDT
Harrisburg
IAH
Houston
$186 Roundtrip, found 2 days ago
$186
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Harrisburg to Houston, returning Mon, Nov 17, priced at $186 found 2 days ago
Frontier Airlines
Mon, Nov 10 - Fri, Nov 14
MDT
Harrisburg
IAH
Houston
$193 Roundtrip, found 2 days ago
$193
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Harrisburg to Houston, returning Fri, Nov 14, priced at $193 found 2 days ago
Frontier Airlines
Mon, Nov 10 - Fri, Nov 14
MDT
Harrisburg
IAH
Houston
$204 Roundtrip, found 2 days ago
$204
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Harrisburg to Houston, returning Fri, Nov 14, priced at $204 found 2 days ago
Frontier Airlines
Mon, Nov 17 - Mon, Nov 24
MDT
Harrisburg
IAH
Houston
$216 Roundtrip, found 2 days ago
$216
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Harrisburg to Houston, returning Mon, Nov 24, priced at $216 found 2 days ago
Frontier Airlines
Fri, Nov 7 - Fri, Nov 14
MDT
Harrisburg
IAH
Houston
$224 Roundtrip, found 3 days ago
$224
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Harrisburg to Houston, returning Fri, Nov 14, priced at $224 found 3 days ago
Frontier Airlines
Fri, Nov 7 - Mon, Nov 17
MDT
Harrisburg
IAH
Houston
$236 Roundtrip, found 2 days ago
$236
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Harrisburg to Houston, returning Mon, Nov 17, priced at $236 found 2 days ago
Frontier Airlines
Fri, Nov 7 - Fri, Nov 14
MDT
Harrisburg
IAH
Houston
$243 Roundtrip, found 2 days ago
$243
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Fri, Nov 7 from Harrisburg to Houston, returning Fri, Nov 14, priced at $243 found 2 days ago
American Airlines
Thu, Dec 4 - Tue, Dec 9
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, just found
$269
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 4 from Harrisburg to Houston, returning Tue, Dec 9, priced at $269 just found
Delta
Thu, Dec 4 - Tue, Dec 9
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, just found
$269
Roundtrip
just found
Select Delta flight, departing Thu, Dec 4 from Harrisburg to Houston, returning Tue, Dec 9, priced at $269 just found
United
Thu, Dec 4 - Tue, Dec 9
MDT
Harrisburg
IAH
Houston
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Thu, Dec 4 from Harrisburg to Houston, returning Tue, Dec 9, priced at $269 just found

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

May is typically the cheapest month to fly

From $236 - $547 per traveler.

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 $339
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $339

Frequently asked questions

How much does a flight from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH) cost?
Grab a cheap one-way flight from $142 or cheap return flight from $186 from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)?
The cheapest month to fly from MDT to IAH is November, when demand is low. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Harrisburg Intl. Airport (MDT) to George Bush Intercontinental Airport (IAH)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest MDT to IAH flight.
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.

Travel information

Origin airport
Harrisburg Intl.
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$186
Distance
1261 mi

Book with confidence

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 November. 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 $142 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.

 

Harrisburg to Houston Flights

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*Available to One Key members.