Cheap flights from Houston to San Diego (IAH - SAN)

Flight FAQs

From Houston to San Diego

Are flight prices decreasing from Houston to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Houston and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Houston to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Houston to San Diego for under $100. The cheapest flight booked recently is on Spirit Airlines for just $94, but on average you can expect to pay $105.

Are there nonstop flights from Houston to San Diego for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Houston to San Diego under $100. A good price for a nonstop flight from Houston to San Diego is less than $112.

Are there last-minute flights available from Houston to San Diego for under $300?

There are currently 20+ open flights from Houston to San Diego within the next 7 days for less than $300.

How popular is this flight route?

The Houston George Bush Intcntl to San Diego flight path was viewed by 358 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for United Air Lines Inc., as currently they have the cheapest options available from Houston to San Diego. On average you can find 157 flights for this flight path daily.

Does it rain more in Houston or San Diego?

The rainfall in Houston is generally less than the rainfall in San Diego. This will continue over the next 15 days.

Is Houston weather warmer or cooler than San Diego?

With an average temperature of 86 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Diego are colder than in Houston.