San Diego

$88+ Cheap flights from George Bush Intcntl (IAH) to San Diego (SAN)

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SAN
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to San Diego are usually found in August or September, booked 90 days in advance, depart on a Saturday or Tuesday and return on a Thursday

Cheap flight deals from George Bush Intcntl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to San Diego (SAN). 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 12, 2025.

Round-trip from

$171
(Mytrip)

One-way from

$88
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$357

Good round-trip deal

$337 or less

Good one-way deal

$208 or less
From Houston George Bush Intcntl to San Diego
One-way flight from Houston George Bush Intcntl to San Diego
Highest demand for flights based on searches. 19% potential increase in price ($90 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Houston George Bush Intcntl to San Diego.
Price to beat on a one-way flight from Houston George Bush Intcntl to San Diego.

Find flight deals from George Bush Intcntl to San Diego

Cheapest flights from George Bush Intcntl to San Diego
Explore the most affordable flight options available from George Bush Intcntl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/96:14 amIAH - SAN
1 stop13h 41mSpirit Airlines
Fri 7/117:00 pmSAN - IAH
1 stop8h 55mSpirit Airlines
Deal found 6/11$172
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 10/114:42 pmIAH - SAN
1 stop7h 43mFrontier
Mon 10/136:25 amSAN - IAH
1 stop15h 00mFrontier
Deal found 6/10$199
This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/41:07 pmIAH - SAN
1 stop5h 51mMultiple Airlines
Tue 7/87:31 pmSAN - IAH
1 stop8h 24mMultiple Airlines
Deal found 6/10$216
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:50 pmIAH - SAN
1 stop8h 15mAlaska Airlines
Mon 8/187:00 amSAN - IAH
1 stop7h 50mAlaska Airlines
Deal found 6/11$236
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/74:34 pmIAH - SAN
1 stop8h 20mDelta
Wed 8/203:59 pmSAN - IAH
1 stop5h 34mDelta
Deal found 6/12$237
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/44:20 pmIAH - SAN
Nonstop3h 19mUnited Airlines
Tue 8/1912:01 pmSAN - IAH
Nonstop3h 19mUnited Airlines
Deal found 6/10$297
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:07 amIAH - SAN
1 stop5h 21mAmerican Airlines
Mon 12/81:28 pmSAN - IAH
1 stop8h 00mAmerican Airlines
Deal found 6/12$304

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl to San Diego 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 12, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to San Diego that are best for you.

Fly from

George Bush Intcntl

Fly to

San Diego

Route

Depart

Return

Price

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Mon 6/30

8:53 pm-11:29 pm

2 stops28h 36m

San Diego

Tue 7/8

6:15 am-11:04 am

2 stops26h 49m

$171

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Tue 7/1

6:30 am-6:26 pm

1 stop13h 56m

San Diego

Thu 7/3

6:51 pm-5:20 am

1 stop8h 29m

$180

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Mon 8/4

5:50 pm-12:05 am

1 stop8h 15m

San Diego

Mon 8/18

7:00 am-4:50 pm

1 stop7h 50m

$236

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Thu 8/7

4:34 pm-10:54 pm

1 stop8h 20m

San Diego

Sat 8/16

6:20 am-2:51 pm

1 stop6h 31m

$264

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Tue 8/26

3:27 pm-10:08 pm

1 stop8h 41m

San Diego

Fri 8/29

9:11 pm-10:44 am

1 stop11h 33m

$275

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Mon 8/4

4:20 pm-5:39 pm

Nonstop3h 19m

San Diego

Wed 8/6

3:25 pm-8:45 pm

Nonstop3h 20m

$292

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Sat 7/12

2:44 pm-5:55 pm

1 stop5h 11m

$88

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Thu 8/28

6:00 am-10:28 am

1 stop6h 28m

$106

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Wed 8/13

6:40 pm-8:01 pm

Nonstop3h 21m

$109

HoustonSan Diego

IAH - SAN

IAHSAN

Houston George Bush Intcntl

Wed 8/13

6:00 am-4:09 pm

2 stops12h 09m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
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The best insider tips for Houston George Bush Intcntl Airport to San Diego 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 Houston George Bush Intcntl Airport to San Diego trip
Airlines
United Airlines

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


United's MileagePlus program allows pooling miles, useful for family travel.

Spirit Airlines

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


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

Airports
IAH

Check security wait times on the IAH website to ensure a smooth departure from Houston.

Read more about IAHby Evie Carrick
SAN

Use the free San Diego Flyer shuttle for a convenient and cost-effective ride from SAN to the Old Town Transit Center.

Read more about SANby Blane Bachelor
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

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to San Diego. Price data was last updated on June 9, 2025.

The price you pay for your flight from Houston George Bush Intcntl Airport to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 90 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 Houston George Bush Intcntl Airport to San Diego?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Diego (average of $286). Flying from Houston George Bush Intcntl Airport to San Diego in March is currently the most expensive (average of $366). 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 IAH to SAN?

Find hourly flight availability from George Bush Intcntl to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Houston George Bush Intcntl Airport to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 25% versus a flight at noon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to San Diego?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to San Diego. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to San Diego flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to San Diego

Explore weekly flight availability from George Bush Intcntl to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from IAH to SAN are scheduled on a Wednesday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated June 12, 2025.
To help decide which airline to fly from Houston to San Diego, see what other customers have to say about Alaska Airlines, Delta and Hawaiian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

    San Diego (SAN) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to San Diego. You should not have trouble finding flights to San Diego from Houston George Bush Intcntl; the airport handles an average of 6 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the San Diego airport from Houston George Bush Intcntl. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

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

    Spirit Airlines, at $171, was found to be the cheapest airline from Houston George Bush Intcntl Airport to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and Delta. You may be able to fly from Houston George Bush Intcntl Airport to San Diego for 54% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $88. Users have also found prices from $106 and $109 on Frontier and United Airlines, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Houston George Bush Intcntl Airport to San Diego on time: United Airlines (77%), Emirates (67%), Lufthansa (58%).

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

    While on average a flight from Houston George Bush Intcntl Airport to San Diego is generally $729, our data shows the cheapest flight currently is $134. When looking at the most popular route, (Houston George Bush Intcntl - San Diego), you can expect to pay $149 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Diego (average of $286). Flying from Houston George Bush Intcntl Airport to San Diego in March is currently the most expensive (average of $366). 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
El Cajon
Chula Vista
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

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Alternative routes for George Bush Intcntl to San Diego

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

Top 4 airlines flying from George Bush Intcntl to San Diego

Discover the top 4 airlines that operate flights from George Bush Intcntl to San Diego. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$80Average$192FlexibilityNo cancel feeOn-time65%
FrontierCheapest$110Average$150FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$198Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$236Average$460FlexibilityNo cancel feeOn-time69%

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