Houston

$74+ Cheap flights from San Diego (SAN) 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HOU
Apr 2 — Apr 91
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Cheapflights Tip: The best prices from San Diego to Houston are usually found in May or August, booked 70 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from San Diego to Houston

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 March 28, 2025.

Round-trip from

$156
(Kiwi.com)

One-way from

$74
(FlightHub)

Popular in

March

Cheapest in

May

Average price

$480
From San Diego to Houston
One-way flight from San Diego to Houston
Highest demand for flights based on searches. 15% potential increase in price ($64 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in March 2025

Find flight deals from San Diego to Houston

Cheapest flights from San Diego to Houston
Explore the most affordable flight options available from San Diego to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/27. 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 5/26:15 amSAN - IAH
1 stop10h 24mSpirit Airlines
Sun 5/410:28 pmIAH - SAN
1 stop11h 06mSpirit Airlines
Deal found 3/27$156
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Tue 4/84:21 pmSAN - IAH
1 stop5h 58mMultiple Airlines
Wed 4/911:10 amIAH - SAN
1 stop10h 44mMultiple Airlines
Deal found 3/26$232
This CheapOair deal was found by Cheapflights users on 3/27. 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 4/46:25 amSAN - IAH
1 stop11h 25mFrontier
Sun 4/610:17 pmIAH - SAN
1 stop27h 57mFrontier
Deal found 3/27$281
This CheapOair deal was found by Cheapflights users on 3/27. 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 4/1712:29 pmSAN - HOU
1 stop19h 03mFrontier
Mon 4/2110:36 amHOU - SAN
1 stop27h 30mFrontier
Deal found 3/27$281
This Sun Country Air deal was found by Cheapflights users on 3/26. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:05 pmSAN - HOU
1 stop15h 34mSun Country Air
Sun 5/48:00 amHOU - SAN
1 stop11h 03mSun Country Air
Deal found 3/26$305
This CheapOair deal was found by Cheapflights users on 3/27. 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 4/106:25 amSAN - HOU
1 stop25h 07mMultiple Airlines
Sun 4/138:00 amHOU - SAN
1 stop11h 11mMultiple Airlines
Deal found 3/27$344
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 4/235:48 pmSAN - IAH
Nonstop3h 12mUnited Airlines
Mon 4/286:50 pmIAH - SAN
Nonstop3h 32mUnited Airlines
Deal found 3/27$365
This Southwest deal was found by Cheapflights users on 3/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:10 pmSAN - HOU
Nonstop3h 05mSouthwest
Mon 4/288:00 amHOU - SAN
Nonstop3h 20mSouthwest
Deal found 3/27$365
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/244:48 pmSAN - HOU
1 stop5h 08mAmerican Airlines
Mon 4/288:16 pmHOU - SAN
1 stop5h 40mAmerican Airlines
Deal found 3/27$384
This American Airlines deal was found by Cheapflights users on 3/27. 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 8/64:41 pmSAN - IAH
1 stop5h 01mAmerican Airlines
Wed 8/202:38 pmIAH - SAN
1 stop4h 54mAmerican Airlines
Deal found 3/27$409
This Delta deal was found by Cheapflights users on 3/27. 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 5/110:30 pmSAN - HOU
1 stop9h 15mDelta
Sat 5/34:00 pmHOU - SAN
1 stop8h 09mDelta
Deal found 3/27$410
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/286:15 amSAN - IAH
2 stops15h 44mAlaska Airlines
Fri 5/305:54 pmIAH - SAN
1 stop8h 05mAlaska Airlines
Deal found 3/27$414

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego 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 March 28, 2025.
Use the filters below to find and compare flights from San Diego to Houston that are best for you.

Fly from

San Diego

Fly to

Houston

Route

Depart

Return

Price

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 5/2

6:15 am-6:39 pm

1 stop10h 24m

Houston George Bush Intcntl

Sun 5/4

10:28 pm-7:34 am

1 stop11h 06m

$156

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 4/8

4:21 pm-12:19 am

1 stop5h 58m

Houston George Bush Intcntl

Wed 4/9

11:10 am-7:54 pm

1 stop10h 44m

$232

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 4/17

7:39 pm-9:32 am

1 stop11h 53m

Houston Hobby

Mon 4/21

10:36 am-12:06 pm

1 stop27h 30m

$241

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 4/4

6:25 am-7:50 pm

1 stop11h 25m

Houston George Bush Intcntl

Sun 4/6

10:17 pm-12:14 am

1 stop27h 57m

$281

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 5/1

6:05 pm-11:39 am

1 stop15h 34m

Houston Hobby

Sun 5/4

8:00 am-5:03 pm

1 stop11h 03m

$305

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 4/10

6:25 am-9:32 am

1 stop25h 07m

Houston Hobby

Sun 4/13

8:00 am-5:11 pm

1 stop11h 11m

$344

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Wed 4/23

5:48 pm-11:00 pm

Nonstop3h 12m

Houston George Bush Intcntl

Mon 4/28

6:50 pm-8:22 pm

Nonstop3h 32m

$365

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 4/24

7:10 pm-12:15 am

Nonstop3h 05m

Houston Hobby

Mon 4/28

8:00 am-9:20 am

Nonstop3h 20m

$365

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 4/24

4:48 pm-11:56 pm

1 stop5h 08m

Houston Hobby

Mon 4/28

8:16 pm-11:56 pm

1 stop5h 40m

$384

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Thu 5/1

10:30 pm-9:45 am

1 stop9h 15m

Houston Hobby

Sat 5/3

4:00 pm-10:09 pm

1 stop8h 09m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 28 results
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The best insider tips for San Diego 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 San Diego to Houston trip
Airlines
United Airlines

United's Economy Plus offers extra legroom and priority boarding, ideal for business travelers.


United's Polaris Lounges offer showers and dining, perfect for relaxing before flights.

Spirit Airlines

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


Use Spirit's self-service bag drop for quick check-in; print boarding pass to avoid fees.

Southwest

Southwest offers two free checked bags, beneficial for family or leisure travelers.


Southwest's open seating policy allows flexibility; check in early for better seat choice.

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
Marisa Garcia

Marisa Garcia

Expert on Southwest

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

Best time to book a flight from San Diego to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Houston. Price data was last updated on March 21, 2025.

The price you pay for your flight from San Diego to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 70 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 San Diego to Houston?

Currently, September is the cheapest month in which you can book a flight from San Diego to Houston (average of $230). Flying from San Diego to Houston in March is currently the most expensive (average of $334). 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 HOU?

Find hourly flight availability from San Diego 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 March 28, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 12% on flights from San Diego to Houston by exploring options for tickets in the afternoon.

What is the cheapest day to fly from San Diego to Houston?

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

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

Rainfall in Houston by month

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

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

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

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

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 March 28, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from San Diego to Houston have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
8.0
Very good

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 San Diego to Houston?

    San Diego (SAN) is the airport you will fly out of if you book a flight from San Diego to Houston. You should not have trouble finding flights to Houston from San Diego; the airport handles an average of 3 outbound flights to Houston per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the San Diego airport to Houston. It is only a 2.6 mi journey to San Diego (SAN) from San Diego’s city center.

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

    According to our current data, Spirit Airlines ($156), Frontier ($241), and Sun Country Air ($305) offers the cheapest pricing from San Diego to Houston. Users have found that Spirit Airlines is 56% cheaper than the other options available to this destination.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $74. Users have also found prices from $123 and $127 on Allegiant Air and Frontier, respectively.

  • What are the cheapest flights from San Diego to Houston?

    Looking at all options, your cheapest flight can be booked for $182. While the most popular route (San Diego - Houston Hobby) can be booked for $124 on average our data indicates $404 when flying from San Diego to Houston.

  • Where are the most common layover locations when flying from San Diego to Houston?

  • What are some popular things to do or see while on a layover in Las Vegas?

    If you're on a layover in Las Vegas and looking for things to do, consider visiting Fremont Street Experience, Colosseum at Caesars Palace, or Fountains of Bellagio. Fremont Street Experience, Colosseum at Caesars Palace, and Fountains of Bellagio are located about 5.9 mi, 2.6 mi, and 2.3 mi, respectively from Las Vegas Harry Reid Intl. Travelers in need of a car in Las Vegas can rent one for about $63 per day.

  • Where are the least popular layover locations for San Diego to Houston flights?

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

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

  • How can I find direct flights from San Diego to Houston?

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

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

    Yes. Cheapflights offers flight deals from San Diego 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 San Diego to Houston?

    Currently, September is the cheapest month in which you can book a flight from San Diego to Houston (average of $230). Flying from San Diego to Houston in March is currently the most expensive (average of $334). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Diego to Houston

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

Top 6 airlines flying from San Diego to Houston

Discover the top 6 airlines that operate flights from San Diego 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$76Average$170FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$157FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$216Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$436FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$384FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$351Average$450FlexibilityNo cancel feeOn-time63%
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