Cheap flights from Phoenix to Houston from $74

The month of February is, on average, the cheapest month to fly to Houston from Phoenix, with most prices found around $234. The month of January is another great option to travel to Houston, with average flight prices from Phoenix averaging around $245.

On average, the least expensive day to fly to Houston from Phoenix is on a Saturday. momondo users have found tickets for Saturday departures for as low as $436. However, this price may fluctuate depending on the airline, the season, and holidays. 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 on Sunday is $526.

Our data shows that the cheapest Phoenix to Houston flights are usually those with departure times in the afternoon. Our users have found flights to Houston in the afternoon for as low as $367. Try not to purchase tickets in the morning because they tend to be around $460. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Phoenix Sky Harbor Intl to Houston George Bush Intcntl for the best Phoenix - Houston flight prices

You are more likely to see cheaper flights to Houston from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $281 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Phoenix for as low as $214 on momondo.

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

Frontier, Southwest, and Delta are the most popular carriers operating from Phoenix to Houston

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Houston from Phoenix according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

As of November 2026, 15 flights take off from Phoenix and land in Houston each day. The most common flight departure time for this route is 12:00PM, with 53% of daily flights taking off at noon.

As of November 2026, there are 111 flights per week flying from Phoenix to Houston. The most common day of the week flights depart is Wed, with 24% of flights taking off on this day.