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George Bush Intcntl

$128+ Cheap flights from San Diego (SAN) to George Bush Intcntl (IAH)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — IAH
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Find cheap flights from San Diego to George Bush Intcntl with Cheapflights

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Cheapflights Tip: The best prices from San Diego to Houston George Bush Intcntl are usually found in October or August, booked 44 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from San Diego to George Bush Intcntl

Cheapest flights from San Diego to George Bush Intcntl
Explore the most affordable flight options available from San Diego to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This Frontier deal was found by Cheapflights users on 6/22. 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 7/1510:00 am
SAN
-
IAH
1 stop12h 40m
Frontier
Tue 7/216:14 pm
IAH
-
SAN
1 stop7h 37m
Frontier
Deal found 6/22$260
This CheapOair deal was found by Cheapflights users on 6/24. 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.
Wed 8/56:25 am
SAN
-
IAH
1 stop16h 15m
Frontier
Mon 8/106:30 am
IAH
-
SAN
1 stop28h 40m
Frontier
Deal found 6/24$264
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Tue 7/144:12 pm
SAN
-
IAH
2 stops18h 10m
Frontier
Sun 7/1911:51 am
IAH
-
SAN
1 stop5h 36m
Frontier
Deal found 6/22$265
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Wed 7/154:38 pm
SAN
-
IAH
2 stops15h 25m
Frontier
Wed 7/2211:51 am
IAH
-
SAN
1 stop5h 52m
Frontier
Deal found 6/22$266
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/178:51 pm
SAN
-
IAH
1 stop13h 31m
Frontier
Wed 7/2211:51 am
IAH
-
SAN
1 stop5h 52m
Frontier
Deal found 6/22$267
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
Thu 7/3010:00 am
SAN
-
IAH
1 stop9h 14m
Frontier
Sat 8/11:17 pm
IAH
-
SAN
1 stop8h 49m
Frontier
Deal found 6/22$268
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Sun 7/268:51 pm
SAN
-
IAH
1 stop13h 31m
Frontier
Tue 8/187:55 pm
IAH
-
SAN
2 stops26h 20m
Frontier
Deal found 6/25$271
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Thu 7/96:25 am
SAN
-
IAH
1 stop16h 15m
Frontier
Tue 7/148:43 pm
IAH
-
SAN
1 stop19h 25m
Frontier
Deal found 6/23$273
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Sat 8/14:12 pm
SAN
-
IAH
2 stops13h 08m
Frontier
Sat 8/81:17 pm
IAH
-
SAN
1 stop8h 49m
Frontier
Deal found 6/24$274
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Thu 7/3010:00 am
SAN
-
IAH
1 stop9h 14m
Frontier
Tue 8/1811:35 am
IAH
-
SAN
1 stop23h 30m
Frontier
Deal found 6/25$275
This Kissandfly.com deal was found by Cheapflights users on 6/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:25 am
SAN
-
IAH
1 stop16h 15m
Frontier
Mon 8/101:22 pm
IAH
-
SAN
2 stops12h 32m
Frontier
Deal found 6/24$276

Find flight deals from San Diego to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to George Bush Intcntl (IAH). 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 June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(Frontier)

One-way from

$128
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$465

Good round-trip deal

$403 or less

Good one-way deal

$218 or less
Provider with most accurate pricing for San Diego-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for San Diego-Houston George Bush Intcntl flights.
Search Deals
From San Diego to Houston George Bush Intcntl
Search Deals
One-way flight from San Diego to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from San Diego to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from San Diego to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to George Bush Intcntl 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 June 27, 2026.
Use the filters below to find and compare flights from San Diego to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 7/28

3:10 pm-8:31 pm

Nonstop3h 21m

Houston George Bush Intcntl

Tue 8/18

7:56 pm-9:25 pm

Nonstop3h 29m

$307

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 9/1

10:11 am-3:32 pm

Nonstop3h 21m

Houston George Bush Intcntl

Wed 9/2

9:33 am-10:55 am

Nonstop3h 22m

$347
Quickest round-trip

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 8/12

3:04 pm-8:19 pm

Nonstop3h 15m

Houston George Bush Intcntl

Tue 8/18

9:33 am-10:55 am

Nonstop3h 22m

$347

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 9/10

3:04 pm-8:19 pm

Nonstop3h 15m

Houston George Bush Intcntl

Tue 9/15

4:20 pm-10:47 pm

1 stop8h 27m

$377

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 8/25

8:00 am-1:21 pm

Nonstop3h 21m

Houston George Bush Intcntl

Wed 8/26

4:24 pm-5:46 pm

Nonstop3h 22m

$397

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 7/15

5:15 pm-10:36 pm

Nonstop3h 21m

Houston George Bush Intcntl

Wed 7/22

8:03 pm-9:24 pm

Nonstop3h 21m

$397

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 7/29

4:07 pm-12:41 am

1 stop6h 34m

Houston George Bush Intcntl

Tue 8/18

4:24 pm-5:46 pm

Nonstop3h 22m

$407
Cheapest one-way

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 9/15

10:11 am-3:32 pm

Nonstop3h 21m

$154

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 8/26

10:13 am-3:34 pm

Nonstop3h 21m

$174
Quickest one-way

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Sat 8/22

3:04 pm-8:19 pm

Nonstop3h 15m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from San Diego to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to George Bush Intcntl in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
WAYAPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from San Diego 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 San Diego to Houston George Bush Intcntl Airport

How far ahead should I book a flight from San Diego to Houston George Bush Intcntl Airport?

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Diego to Houston George Bush Intcntl Airport?

Currently, October is the cheapest month in which you can book a flight from San Diego to Houston George Bush Intcntl Airport (average of $381). Flying from San Diego to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $493). 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 SAN to IAH?

Find hourly flight availability from San Diego to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 27, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Houston George Bush Intcntl Airport as you normally would.

How much does it cost to fly round-trip from San Diego to Houston George Bush Intcntl Airport?

The best insider tips for San Diego to Houston George Bush Intcntl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to Houston George Bush Intcntl Airport trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

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
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

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

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated June 27, 2026.
Read reviews from past customers who have flown United Airlines and Frontier from San Diego to Houston George Bush Intcntl Airport. 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.
United Airlines
7.4
Good
9,901 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
United Airlines
7.4
Good
9,901 reviews
United Airlines
7.4
Good
9,901 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours
Frontier
5.6
Fair
2,858 reviews
United Airlines
7.4
Good
9,901 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

Find useful and relevant information for your journey from San Diego to George Bush Intcntl. 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 San Diego to Houston George Bush Intcntl?

    For a flight from San Diego to Houston George Bush Intcntl, you will be flying from San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 6 outbound flights to Houston George Bush Intcntl per day. 2 airlines have flights to Houston George Bush Intcntl from San Diego on a regular basis.

  • How long is the flight from San Diego to Houston George Bush Intcntl Airport?

    United Airlines can get you from San Diego to Houston George Bush Intcntl Airport in just under 3h 21m. Your travel time will be generally consistent. San Diego and Houston George Bush Intcntl Airport are separated by a distance of 1300 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from San Diego to Houston George Bush Intcntl Airport round-trip?

    According to our current data, Frontier ($155), and United Airlines ($322) offers the cheapest pricing from San Diego to Houston George Bush Intcntl Airport. You may be able to fly from San Diego to Houston George Bush Intcntl Airport for 65% less than the average price by searching for these airlines.

  • What are the most reliable airlines from San Diego to Houston George Bush Intcntl Airport?

    The top 3 most reliable airlines when flying from San Diego to Houston George Bush Intcntl Airport are United Airlines (86%), Lufthansa (84%) and Emirates (83%).

  • What are the cheapest flights from San Diego to Houston George Bush Intcntl Airport?

    On average you can expect to pay $896 for a flight from San Diego to Houston George Bush Intcntl Airport. The cheapest flight overall is $131 while the most popular route, (San Diego - Houston George Bush Intcntl) is currently priced at $257.

  • Can I find deals for flights from San Diego to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on San Diego to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to George Bush Intcntl.

  • Can I find deals for business class flights from San Diego to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from San Diego to George Bush Intcntl 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 San Diego to Houston George Bush Intcntl Airport?

    Currently, October is the cheapest month in which you can book a flight from San Diego to Houston George Bush Intcntl Airport (average of $381). Flying from San Diego to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $493). 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

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
Spring
The Woodlands
Jersey Village
Conroe
Humble
Tomball
Cypress
Montgomery

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Top 2 airlines flying from San Diego to George Bush Intcntl

Discover the top 2 airlines that operate flights from San Diego to George Bush Intcntl. 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$155Average$272FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$322Average$491FlexibilityNo cancel feeOn-time69%

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