Cheap Flights from Houston (IAH) to San Diego (SDM)

Popular airlines from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)

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 center is 5 minutes. Flights from $300
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $300
Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $514
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $514

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal) cost?
Snag a cheap one-way flight or cheap return flight from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)?
The cheapest month to fly from IAH to SDM is , when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest IAH to SDM flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)?
There aren't any daily direct flights departing from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from IAH to SDM?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)?
To land at San Diego, CA (SDM-Brown Field Municipal) without delays, book a flight that leaves from George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego County from George Bush Intercontinental Airport (IAH)?
San Diego Intl. Airport (SAN) is the only airport in San Diego County with direct flights from George Bush Intercontinental Airport (IAH). Compare your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Booking your plane ticket from IAH to SDM right before your journey is usually more expensive. However, if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an IAH to SDM flight and hotel package?
Opting for an IAH to SDM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our wide range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to San Diego, CA (SDM-Brown Field Municipal)?
In most cases, you can modify or cancel your IAH to SDM flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further details, go to our Customer Service portal.

Travel information

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Brown Field Municipal
Distance
1288 mi

Book with confidence

Book with confidence

Houston to San Diego Flights

The cheapest times to fly from Houston to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to San Diego are during the month of . You can find some of the cheapest flights from Houston to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to San Diego

Sunday is one of the best days to book for cheap flights from Houston to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to San Diego Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.