Cheap flights from Houston, TX to San Diego, CA

Flights starting at $76. Choose between United Airlines, Frontier Airlines, or Spirit Airlines to find the best price.

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Round trips

Updated:

One-way trips

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Houston IAHLos Angeles, CA - Downtown LASan Diego, CA - La Jolla

Multiple carriers

$76
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Houston HOULas Vegas LASSan Diego SAN

Multiple carriers

$97

Updated:

2095 km
Distance
Duration
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Travelers usually depart from George Bush Intercontinental, William P. Hobby, Houston, TX - Greyhound Station, Houston, TX Train Station, or Houston, TX - Brooke Smith when they travel from Houston to San Diego. Book your trip to arrive at San Diego International, San Diego, CA Bus Station, San Diego, CA - Old Town, McClellan–Palomar, or San Diego, CA - La Jolla. The distance between Houston and San Diego is 2095 km. The most popular airlines for this route are United Airlines, Frontier Airlines, Spirit Airlines, American Airlines, and Alaska Airlines. Houston and San Diego have 276 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights4444444
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United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Houston to San Diego

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAAYesNo
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Most travellers from Houston, IAH can enter San Diego, SAN.

Departure

Additional information
  • Masks are recommended in certain settings

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Houston to San Diego?
A one-way nonstop (direct) flight between Houston and San Diego takes around 3.5 hours.
What is the flight distance between Houston and San Diego?
The flight distance between Houston and San Diego is 2095 km.
What airlines offer nonstop (direct) flights between Houston and San Diego?
Several carriers operate flights between Houston and San Diego. Airlines offering nonstop (direct) flights include United Airlines.
What are the most popular routes to and from San Diego?
Travelers frequently search for route combinations, such as San Diego and Bogotá, Chicago, Dallas, Phoenix, Fort Lauderdale, Toronto, Montreal, Vancouver, Calgary, Winnipeg, Edmonton, Ottawa, Kelowna, Quebec City, Victoria, Saskatoon.
Which airports are there in Houston?
Houston is mainly served by George Bush Intercontinental. But there are other airports nearby, including William P. Hobby, Ellington, David Wayne Hooks Memorial Airport.
What airports are near Houston?
The main airport in Houston is George Bush Intercontinental. It is also served by Austin–Bergstrom International, Lake Charles Regional, Victoria Regional, Beaumont Municipal Airport, Jack Brooks Regional, Easterwood.
What airports are near San Diego?
The main airport in San Diego is San Diego International. It is also served by Los Angeles International, John Wayne, Tijuana International, Ontario International, Hollywood Burbank, Mexicali International, Palm Springs International, Imperial County, Long Beach, Yuma International.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Houston and San Diego?
Yes, it's possible to combine different modes of transport between Houston and San Diego thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Houston and San Diego can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between Houston and San Diego?
When's the best time to travel between Houston and San Diego?
What flights operate between Houston and San Diego?
How many airports are there near Houston?
How many airports are there near San Diego?
What time do nonstop (direct) flights between Houston and San Diego depart?
What time do nonstop (direct) flights between Houston and San Diego arrive?
What time do flights between Houston and San Diego depart?
What time do flights between Houston and San Diego arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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