George Bush Intcntl

$99+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — IAH
Jan 27 — Feb 31
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Find cheap flights from San Diego to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from San Diego to Houston George Bush Intcntl are usually found in July or June, booked 44 days in advance, depart on a Tuesday or Wednesday 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 December 28, 2025.

This Expedia deal was found by Cheapflights users on 12/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:47 pmSAN - IAH
1 stop15h 50mFrontier
Tue 3/316:45 amIAH - SAN
1 stop16h 08mFrontier
Deal found 12/26$387
This Expedia deal was found by Cheapflights users on 12/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:25 amSAN - IAH
1 stop26h 12mFrontier
Sun 1/42:32 pmIAH - SAN
1 stop24h 06mFrontier
Deal found 12/26$417
This CheapOair deal was found by Cheapflights users on 12/26. 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 12/274:47 pmSAN - IAH
1 stop15h 50mFrontier
Fri 1/29:55 pmIAH - SAN
1 stop28h 04mFrontier
Deal found 12/26$438
This Kiwi.com deal was found by Cheapflights users on 12/26. 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 12/274:47 pmSAN - IAH
1 stop5h 51mFrontier
Sat 1/311:32 amIAH - SAN
1 stop14h 27mFrontier
Deal found 12/26$450
This Booking.com deal was found by Cheapflights users on 12/26. 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.
Sun 12/284:47 pmSAN - IAH
1 stop15h 50mFrontier
Fri 1/29:55 pmIAH - SAN
1 stop28h 04mFrontier
Deal found 12/26$453
This Expedia deal was found by Cheapflights users on 12/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:47 pmSAN - IAH
1 stop5h 51mFrontier
Thu 1/111:32 amIAH - SAN
1 stop14h 27mFrontier
Deal found 12/26$482
This CheapOair deal was found by Cheapflights users on 12/26. 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.
Fri 12/264:47 pmSAN - IAH
1 stop15h 24mFrontier
Tue 12/306:45 amIAH - SAN
1 stop19h 14mFrontier
Deal found 12/26$503
This Priceline deal was found by Cheapflights users on 12/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/274:47 pmSAN - IAH
1 stop5h 51mFrontier
Mon 12/2911:32 amIAH - SAN
1 stop9h 43mFrontier
Deal found 12/26$532
This Booking.com deal was found by Cheapflights users on 12/26. 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.
Sat 12/274:47 pmSAN - IAH
1 stop5h 51mFrontier
Sun 12/286:45 amIAH - SAN
1 stop19h 14mFrontier
Deal found 12/26$533

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 December 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

April

Cheapest in

July

Average price

$456

Good round-trip deal

$384 or less

Good one-way deal

$215 or less
Provider with most accurate pricing for San Diego-Houston George Bush Intcntl flight deals.
Provider most trusted by Cheapflights users for San Diego-Houston George Bush Intcntl flights.
From San Diego to Houston George Bush Intcntl
One-way flight from San Diego to Houston George Bush Intcntl
Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from San Diego to Houston George Bush Intcntl.
Price to beat on a one-way flight from San Diego to Houston George Bush Intcntl.

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 December 28, 2025.
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

San Diego

Fly to

George Bush Intcntl

Route

Depart

Return

Price

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Sun 3/1

8:20 pm-7:23 pm

2 stops21h 03m

Houston George Bush Intcntl

Sat 3/7

10:56 pm-7:33 pm

1 stop22h 37m

$203

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 5/6

4:49 pm-5:40 am

1 stop10h 51m

Houston George Bush Intcntl

Sat 5/9

4:46 pm-9:55 am

1 stop19h 09m

$318

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 4/3

6:25 am-10:37 am

1 stop26h 12m

Houston George Bush Intcntl

Mon 4/6

8:17 pm-12:01 am

2 stops53h 44m

$328

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 4/9

9:07 pm-1:27 pm

1 stop14h 20m

Houston George Bush Intcntl

Tue 4/14

7:00 am-3:46 pm

1 stop10h 46m

$346

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Mon 2/2

9:59 pm-6:17 pm

2 stops18h 18m

Houston George Bush Intcntl

Thu 2/5

7:00 am-4:30 pm

2 stops11h 30m

$364

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 1/30

11:49 am-11:54 pm

1 stop10h 05m

Houston George Bush Intcntl

Mon 2/2

7:00 am-7:35 pm

2 stops14h 35m

$394

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Mon 1/19

9:04 pm-4:55 pm

2 stops17h 51m

Houston George Bush Intcntl

Sat 1/24

7:00 am-8:17 pm

2 stops15h 17m

$400

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 3/5

10:09 pm-4:33 pm

2 stops16h 24m

Houston George Bush Intcntl

Mon 3/9

7:00 am-9:49 pm

1 stop16h 49m

$405

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 1/28

8:00 am-1:14 pm

Nonstop3h 14m

Houston George Bush Intcntl

Wed 1/28

8:15 pm-9:56 pm

Nonstop3h 41m

$409

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 4/22

4:49 pm-5:40 am

1 stop10h 51m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 19 results
1
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice 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 Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on San Diego-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. Justfly.com >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 Justfly.com the most. Justfly.com 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?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to George Bush Intcntl. Price data was last updated on December 26, 2025.

Booking 44 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, January is the cheapest month in which you can book a flight from San Diego to Houston George Bush Intcntl Airport (average of $55). Flying from San Diego to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $178). 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 December 28, 2025.

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.

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
Airlines
United Airlines

Basic Economy allows a personal item only; no carry-on bags unless you're a MileagePlus member.


Economy Plus offers extra legroom seats at the front of the cabin, enhancing comfort on domestic flights.

Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom, ideal for comfort on short flights.


Spirit's self-service bag drop saves time; print your boarding pass to avoid extra charges.

Airports
SAN

Plan for traffic congestion when departing SAN. Arrive early to avoid delays, especially during peak times like 4-6:15 a.m. and 9:30 a.m.-12:30 p.m.

IAH

For a quick ride to downtown Houston, Uber or Lyft is recommended. Pickups are available at Terminals A, B, and C.

Our travel experts
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
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor

Blane Bachelor

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

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

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 December 28, 2025.
Read reviews from past customers who have flown United Airlines, Spirit 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.

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

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

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

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

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

FERNANDO,Sep 2024

YYC - IAH

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

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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. 3 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?

    Frontier and Alaska Airlines can get you from San Diego to Houston George Bush Intcntl Airport in just under 10h 51m. Your travel time can differ by up to 10h 12m. San Diego and Houston George Bush Intcntl Airport are separated by a distance of 1300 mi. This flight may include one or multiple stops.

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

    According to our current data, Frontier ($84), Spirit Airlines ($134), and United Airlines ($315) 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 80% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Diego to Houston George Bush Intcntl Airport one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $49. Users have also found prices from $69 and $121 on Frontier and United Airlines, respectively.

  • 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 (87%), Emirates (83%) and Lufthansa (75%).

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

    On average you can expect to pay $783 for a flight from San Diego to Houston George Bush Intcntl Airport. The cheapest flight overall is $129 while the most popular route, (San Diego - Houston George Bush Intcntl) is currently priced at $139.

  • 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, January is the cheapest month in which you can book a flight from San Diego to Houston George Bush Intcntl Airport (average of $55). Flying from San Diego to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $178). 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
Spring
Montgomery
Katy
The Woodlands
Tomball
Jersey Village
Humble
Conroe
Cypress

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Alternative routes for San Diego to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from San Diego to George Bush Intcntl

Discover the top 3 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$240FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$148Average$207FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$315Average$473FlexibilityNo cancel feeOn-time69%

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