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$75+ Cheap flights from Raleigh (RDU) to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — HOU
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Houston are usually found in September or October, booked 88 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Raleigh to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2025.

Round-trip from

$123
(Frontier)

One-way from

$75
(Expedia)

Popular in

March

Cheapest in

September

Average price

$297
From Raleigh-Durham to Houston
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One-way flight from Raleigh-Durham to Houston
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Highest demand for flights based on searches. 24% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Raleigh to Houston

Cheapest flights from Raleigh to Houston
Explore the most affordable flight options available from Raleigh to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Frontier deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:50 pmRDU - IAH
Nonstop2h 58mFrontier
Sun 12/216:00 amIAH - RDU
1 stop5h 01mFrontier
Deal found 11/18$123
This Frontier deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:55 pmRDU - IAH
1 stop10h 55mFrontier
Thu 12/186:00 amIAH - RDU
1 stop5h 00mFrontier
Deal found 11/18$124
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:50 pmRDU - IAH
Nonstop2h 58mFrontier
Sat 12/208:33 pmIAH - RDU
1 stop15h 49mFrontier
Deal found 11/18$126
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:14 pmRDU - IAH
1 stop23h 15mFrontier
Thu 12/48:07 pmIAH - RDU
1 stop11h 16mFrontier
Deal found 11/18$127
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:14 pmRDU - IAH
1 stop11h 52mFrontier
Mon 12/1510:20 amIAH - RDU
1 stop9h 47mFrontier
Deal found 11/18$128
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:45 amRDU - IAH
1 stop11h 13mFrontier
Sun 12/142:53 pmIAH - RDU
Nonstop2h 40mFrontier
Deal found 11/18$129
This Kiwi.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:50 pmRDU - IAH
Nonstop2h 58mFrontier
Sun 12/142:53 pmIAH - RDU
Nonstop2h 40mFrontier
Deal found 11/18$130
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:06 pmRDU - IAH
Nonstop2h 58mFrontier
Tue 12/168:07 pmIAH - RDU
1 stop19h 37mFrontier
Deal found 11/18$131
This Booking.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:06 pmRDU - IAH
Nonstop2h 58mFrontier
Sun 12/142:53 pmIAH - RDU
Nonstop2h 40mFrontier
Deal found 11/19$132
This Frontier deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:05 pmRDU - IAH
1 stop10h 50mFrontier
Wed 12/316:10 amIAH - RDU
1 stop4h 50mFrontier
Deal found 11/19$138
This CheapOair deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:45 amRDU - IAH
1 stop11h 13mFrontier
Sun 12/72:53 pmIAH - RDU
Nonstop2h 40mFrontier
Deal found 11/18$139
This Frontier deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:05 pmRDU - IAH
1 stop10h 50mFrontier
Mon 12/299:34 pmIAH - RDU
1 stop9h 40mFrontier
Deal found 11/19$141

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Raleigh to Houston that are best for you.

Fly from

Raleigh

Fly to

Houston

Route

Depart

Return

Price

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Thu 12/4

5:50 pm-12:57 am

1 stop8h 07m

Houston George Bush Intcntl

Sun 12/7

2:53 pm-6:33 pm

Nonstop2h 40m

$167

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Tue 12/23

5:50 pm-9:03 am

1 stop16h 13m

Houston George Bush Intcntl

Wed 12/31

6:10 am-12:00 pm

1 stop4h 50m

$172

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Mon 12/15

7:50 pm-9:48 pm

Nonstop2h 58m

Houston George Bush Intcntl

Sat 12/27

3:01 pm-6:41 pm

Nonstop2h 40m

$175

RaleighHouston

RDU - HOU

RDUHOU

Raleigh-Durham

Thu 2/12

1:05 pm-3:20 pm

Nonstop3h 15m

Houston Hobby

Sun 2/15

6:00 pm-9:25 pm

Nonstop2h 25m

$197

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Thu 12/18

6:00 am-5:05 pm

1 stop12h 05m

Houston George Bush Intcntl

Sat 12/20

6:05 pm-12:08 am

1 stop5h 03m

$208

RaleighHouston

RDU - HOU

RDUHOU

Raleigh-Durham

Fri 2/13

1:05 pm-3:20 pm

Nonstop3h 15m

Houston Hobby

Sun 2/15

6:30 am-12:40 pm

1 stop5h 10m

$231

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Tue 12/23

5:50 pm-9:03 am

1 stop16h 13m

Houston George Bush Intcntl

Tue 12/30

4:16 pm-7:56 pm

Nonstop2h 40m

$232

RaleighHouston

RDU - HOU

RDUHOU

Raleigh-Durham

Thu 12/11

1:50 pm-7:50 pm

2 stops7h 00m

Houston Hobby

Sun 12/14

10:00 am-1:30 pm

Nonstop2h 30m

$232

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Sun 12/14

5:15 am-8:51 am

1 stop4h 36m

Houston George Bush Intcntl

Sun 12/14

6:39 pm-12:18 am

1 stop4h 39m

$237

RaleighHouston

RDU - IAH

RDUIAH

Raleigh-Durham

Wed 2/18

6:30 am-8:48 am

Nonstop3h 18m

Houston George Bush Intcntl

Mon 2/23

6:50 pm-10:33 pm

Nonstop2h 43m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 43 results
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Best time to book a flight from Raleigh to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Raleigh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Raleigh to Houston

How far ahead should I book a flight from Raleigh to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Houston. Price data was last updated on November 14, 2025.

The price you pay for your flight from Raleigh to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Raleigh to Houston?

Currently, November is the cheapest month in which you can book a flight from Raleigh to Houston (average of $54). Flying from Raleigh to Houston in February is currently the most expensive (average of $159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from RDU to HOU?

Find hourly flight availability from Raleigh to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

One of the essential ways to save on airfare from Raleigh to Houston is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 14% on airfare.

What is the cheapest day to fly from Raleigh to Houston?

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Raleigh to Houston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Raleigh to Houston flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Raleigh to Houston trip
Airlines
Frontier

Frontier's UpFront Plus guarantees an empty middle seat for added comfort.


Frontier offers Zone 1 boarding with a carry-on purchase, speeding up the boarding process.

Read more about Frontierby Marisa Garcia
United Airlines

United's Economy Plus offers extra legroom, ideal for comfort on medium-haul flights.


United's Basic Economy restricts carry-ons; consider this when booking for efficiency.

Read more about United Airlinesby Harriet Baskas
Airports
RDU

RDU's compact layout with two terminals makes it easy to navigate. Check your terminal in advance to avoid unnecessary walking.

Read more about RDUby John Walton
IAH

For a quick trip to downtown Houston from IAH, Uber or Lyft is recommended, taking around 25 minutes.

Read more about IAHby Evie Carrick
HOU

HOU's single terminal makes navigation easy. Expect smooth arrivals with minimal congestion on surrounding roads.

Read more about HOUby Scott Laird
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
John Walton

John Walton

Expert on RDU

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Scott Laird

Scott Laird

Expert on HOU

Scott Laird

Scott Laird

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated November 20, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Raleigh to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,249 reviews
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,025 reviews
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,046 reviews
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,106 reviews
Southwest
8.0
Very good
4,249 reviews

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Raleigh to Houston?

    Most people fly from Raleigh-Durham (RDU) if they book a flight from Raleigh to Houston. On average, Raleigh-Durham has 0 outbound flights to Houston per day from 6 airlines. Raleigh-Durham is conveniently located just 11.1 mi from Raleigh’s city center.

  • How long is the flight from Raleigh to Houston?

    A quick flight from Raleigh to Houston can take about 2h 58m. Frontier provides one of the quickest options available for as low as $175. Raleigh and Houston are separated by a distance of 1040 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Raleigh to Houston round-trip?

    Currently priced at $84, Frontier will fly you from Raleigh to Houston and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Delta - these airlines can fly you to your destination from $94 and $178, respectively. These flights start at 73% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Raleigh to Houston one-way?

    One-way options have recently been found by users for as low as $98 on Frontier. Other airlines that offer cheap prices include Southwest from $99 and Delta from $109 one-way.

  • What are the cheapest flights from Raleigh to Houston?

    Looking at all options, your cheapest flight can be booked for $138. While the most popular route (Raleigh-Durham - Houston Hobby) can be booked for $88 on average, our data indicates $333 when flying from Raleigh to Houston.

  • Can I find deals for flights from Raleigh to Houston that include hotel bookings?

    Yes. In addition to deals on Raleigh to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Raleigh to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Houston.

  • Can I find deals for business class flights from Raleigh to Houston?

    Yes. Cheapflights offers flight deals from Raleigh to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Raleigh to Houston?

    Currently, November is the cheapest month in which you can book a flight from Raleigh to Houston (average of $54). Flying from Raleigh to Houston in February is currently the most expensive (average of $159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Raleigh to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Raleigh to Houston

Discover the top 6 airlines that operate flights from Raleigh to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$207FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$94Average$192FlexibilityNo cancel feeOn-time65%
DeltaCheapest$178Average$332FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$184Average$402FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$422FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$445FlexibilityNo cancel feeOn-time69%

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