$54 Cheap Flights from Raleigh (RDU) to Houston (IAH)

View $54 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to George Bush Intercontinental Airport (IAH)

Cheap Flights from Raleigh to Houston (RDU-IAH)

Prices were available within the past 7 days and start at $54 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Oct 18 - Sat, Oct 25
RDU
Raleigh
IAH
Houston
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 18 from Raleigh to Houston, returning Sat, Oct 25, priced at $108 just found
Frontier Airlines
Sat, Oct 25 - Fri, Oct 31
RDU
Raleigh
IAH
Houston
$110 Roundtrip, found 5 hours ago
$110
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Oct 25 from Raleigh to Houston, returning Fri, Oct 31, priced at $110 found 5 hours ago
Frontier Airlines
Mon, Oct 27 - Thu, Oct 30
RDU
Raleigh
IAH
Houston
$112 Roundtrip, just found
$112
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Oct 27 from Raleigh to Houston, returning Thu, Oct 30, priced at $112 just found
Frontier Airlines
Thu, Oct 23 - Sat, Oct 25
RDU
Raleigh
IAH
Houston
$118 Roundtrip, found 4 hours ago
$118
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Raleigh to Houston, returning Sat, Oct 25, priced at $118 found 4 hours ago
Frontier Airlines
Mon, Nov 17 - Thu, Nov 20
RDU
Raleigh
IAH
Houston
$120 Roundtrip, found 2 hours ago
$120
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Raleigh to Houston, returning Thu, Nov 20, priced at $120 found 2 hours ago
Frontier Airlines
Sun, Nov 2 - Thu, Nov 20
RDU
Raleigh
IAH
Houston
$123 Roundtrip, found 16 hours ago
$123
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Raleigh to Houston, returning Thu, Nov 20, priced at $123 found 16 hours ago
Frontier Airlines
Tue, Nov 4 - Thu, Nov 6
RDU
Raleigh
IAH
Houston
$126 Roundtrip, found 4 hours ago
$126
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Tue, Nov 4 from Raleigh to Houston, returning Thu, Nov 6, priced at $126 found 4 hours ago
Spirit Airlines
Thu, Nov 13 - Thu, Nov 20
RDU
Raleigh
IAH
Houston
$148 Roundtrip, found 16 hours ago
$148
Roundtrip
found 16 hours ago
Select Spirit Airlines flight, departing Thu, Nov 13 from Raleigh to Houston, returning Thu, Nov 20, priced at $148 found 16 hours ago
United
Fri, Dec 5 - Sun, Dec 7
RDU
Raleigh
IAH
Houston
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Fri, Dec 5 from Raleigh to Houston, returning Sun, Dec 7, priced at $197 just found
Alaska Airlines
Fri, Feb 20 - Mon, Feb 23
RDU
Raleigh
IAH
Houston
$520 Roundtrip, found 22 hours ago
$520
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Raleigh to Houston, returning Mon, Feb 23, priced at $520 found 22 hours ago

Find the cheapest month to fly from Raleigh (RDU) to Houston (IAH)

September is typically the cheapest month to fly

From $101 - $149 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 $134
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $134

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) cost?
Snag a cheap one-way flight from $54 or cheap return flight from $108 from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
Flying in October can help you save, as it's the cheapest month for flights between RDU and IAH. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
Take a nonstop flight with United Airlines and travel straight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH).
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
The cheapest airline to offer flights between Raleigh - Durham Intl. Airport (RDU) and George Bush Intercontinental Airport (IAH) will change depending on when you plan to fly. Frontier Airlines and United Airlines are just some of the choices offering reasonable prices. Use Expedia's filters to compare airlines in one place and find the right RDU to IAH flight for your budget.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
With, on average, 3 nonstop flights that operate from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) every day, you'll be off on your next adventure in no time.
What are the most popular departure times for flights from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
More travelers fly between RDU and IAH at 6 AM than at any other time. Looking to skip the crowds? Travel outside of rush hours and it's possible you'll save on your ticket as well.
What day of the week has the most flights from RDU to IAH?
Monday offers the most flights from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH). Consider taking off on this day and you'll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
Raleigh - Durham Intl. Airport (RDU)'s first flight to George Bush Intercontinental Airport (IAH) leaves at approximately 6:00AM UTC-5. With a travel time of 3h 18m, you'll arrive at around 8:18AM UTC-6.
How long does it take to fly from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
Flights from RDU to IAH have an average travel time of 3 hours and 17 minutes. The total distance between these two airports is 1,050 mi.
What airline has the least delays from RDU to IAH?
Consider booking with United Airlines if you'd like to go straight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) without any delays. This airline has the best track record for punctuality, with an on-time score of 84%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
Select a flight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for Houston from Raleigh - Durham Intl. Airport (RDU)?
Take a direct flight from Raleigh - Durham Intl. Airport (RDU) to Houston and arrive at George Bush Intercontinental Airport (IAH). Another gateway to the city is William P. Hobby Airport (HOU).
Is it cheaper to buy a plane ticket from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH) last-minute?
Last-minute bookings from RDU to IAH are usually more expensive. To lock in the lowest rates, start looking for flights early. That said, if you can play around with your travel dates, it's possible to land a cheap fare right before you leave.
Is it cheaper to book a RDU to IAH flight and hotel package?
Compared with arranging flights and hotels separately, booking a RDU to IAH flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH)?
In most cases, you can reschedule or cancel your RDU to IAH flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$108
Distance
1040 mi
Average flight time
2 hours 3 mins

Book with confidence

Book with confidence

Raleigh to Houston Flights

The cheapest times to fly from Raleigh 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 Raleigh to Houston are during the month of October. You can find some of the cheapest flights from Raleigh to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Raleigh to Houston

Sunday is one of the best days to book for cheap flights from Raleigh 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 Raleigh 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 Raleigh to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $54 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 Raleigh 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 Raleigh 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.

 

Raleigh to Houston Flights

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