£282 Cheap Flights from Houston (HOU) to San Diego (SAN)

View £282 flight on Sun, 3 May 2026Opens in a new window

Flight 1

Popular airlines from Houston William Hobby Airport (HOU) to San Diego Intl. Airport (SAN)

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Cheap Flights from Houston (HOU) to San Diego (SAN)

Prices were available within the past 7 days and start at £282 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city centre is 5 minutes. Flights from £457
SAN
San Diego Intl.
CheapestClosest
Average driving time to city centre5 min
Flights from £457

Frequently asked questions

What is the cheapest month to fly from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
September is typically the cheapest month to fly from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.), with average return fares of approximately £254. This is about 22% lower than the average price throughout the year. September often sees lower prices as the summer travel season winds down, and demand decreases. Other cheap months to fly from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) include May and August.
Which airlines fly direct from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
Enter HOU to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
The best airline to fly with from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
Based on booking data from the past year, the best time to find a good deal on a return flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) is typically in September or August. You can expect average prices around £254 during these months. While these months might not always align with peak travel times, they offer a great balance of affordability, allowing you to save on your trip.
How many flights per day from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
There are approximately 3 nonstop flights per day from William P. Hobby (HOU) to San Diego Intl. (SAN). For even more choice, look at flights that include layovers. You'll find around 60 connecting flights per day. Some common connection points include Love Field (DAL), Dallas-Fort Worth Intl. (DFW), and McCarran Intl. (LAS).
What is the earliest flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
The earliest flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is seasonal, active in January, February, March, April, November, and December. An early departure like this can help you maximise your time in San Diego. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
You'll typically find the most flights from William P. Hobby (HOU) to San Diego Intl. (SAN) on a Monday, with around 98 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, United Airlines, and American Airlines.
What are the most popular departure times for flights from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from William P. Hobby (HOU) to San Diego Intl. (SAN) are in the early morning, from 6am to 9am. About 29% of passengers prefer this time. Many major carriers, including American Airlines and Southwest Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive in San Diego with plenty of time to spare.
How long does it take to fly from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
Flying nonstop from HOU to SAN takes around 3 hours 30 minutes, with the route covering approximately 1,311 miles. Flights with a layover typically take 4 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
Select the "Business class" and "First class" filters when looking for HOU to SAN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) flight with Expedia?
It's easy to earn miles on a Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Diego from William P. Hobby (HOU)?
From William P. Hobby (HOU), you can fly directly into San Diego Intl. (SAN) to reach San Diego. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Love Field (DAL), Dallas-Fort Worth Intl. (DFW) before reaching San Diego. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) at the last minute?
Typically, booking a last minute flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package?
Securing a Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Houston, TX (HOU-William P. Hobby) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
William P. Hobby
Destination airport
San Diego Intl.
Distance
2096 km
Average flight time
2 hours 9 mins

Book with confidence

Compare flights from Houston to San Diego easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to San Diego. Operating between them flights per day, 2 airlines cover the route. And fly direct, getting you to San Diego Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from William P. Hobby to San Diego Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from William P. Hobby (HOU) to San Diego Intl. (SAN)

The easiest way to view the best deals on flights from Houston to San Diego today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from William P. Hobby to San Diego Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and San Diego
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to San Diego flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from William P. Hobby to San Diego Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Houston to San Diego easily and book with confidence

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