Cheap flights from Houston to Phoenix from $81

In general, September is the cheapest month to fly from Houston to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $159. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of September, then departing from Houston during the month October is also very affordable. Most momondo users find prices during this month for around $192.

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Houston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $324. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $468. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

In the evening is the cheapest time of day to fly from Houston to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $226. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $323. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $232 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Houston for as low as $181 on momondo.

There are 4 cabin classes available to choose from on Houston to Phoenix Sky Harbor Intl 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 Houston to Phoenix Sky Harbor Intl

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Houston according to our data. Frontier is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 4 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

The number of flights available between Houston and Phoenix Sky Harbor Intl Airport is 26 per day as of April 2026. The most frequent departure time is 8:00AM, with 36% of daily flights leaving at noon.

The number of flights available between Houston and Phoenix Sky Harbor Intl Airport is 188 per week as of April 2026. The most frequent departure day is Sun, with 18% of weekly flights leaving on this day.