Cheap flights from San Diego to Houston from $136

The month of October is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from San Diego, with most prices found around $381. If you are unable to visit Houston George Bush Intcntl Airport during the month of October, then departing from San Diego during the month September is also very affordable. Most momondo users find prices during this month for around $391.

The cheapest day to depart from San Diego to Houston George Bush Intcntl Airport is on a Wednesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Wednesday will often find tickets for as low as $464. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $545.

Our data shows that the cheapest San Diego to Houston George Bush Intcntl Airport flights are usually those with departure times in the morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $489. Try not to purchase tickets at noon because they tend to be around $567. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from San Diego to Houston George Bush Intcntl for the best San Diego - Houston George Bush Intcntl flight prices

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $450 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from San Diego for as low as $327 on momondo.

There are 4 cabin classes available to choose from on San Diego to Houston George Bush Intcntl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 8% on your flight if you consider stops on a San Diego to Houston George Bush Intcntl Airport flight.

As of August 2026, prices for San Diego to Houston George Bush Intcntl Airport flights are approximately 77% more expensive when compared to flights at the same time last year.

United Airlines is the most popular carrier operating from San Diego to Houston George Bush Intcntl

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from San Diego according to our data. United Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Houston George Bush Intcntl Airport. Keep in mind that there are 3 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 95% of momondo users choosing 1-stop flights on this route connected there.

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $195.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 10h 16m.

Denver (DEN) has the shortest average layover time for this route: 5h 34m.

6 flights are operational daily from San Diego to Houston George Bush Intcntl Airport as of August 2026. The most popular departure time for this route is 11:00AM, with 82% of flights per day taking off at noon.

As of August 2026, 42 flights take off from San Diego and land in Houston George Bush Intcntl Airport each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.