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Flights from Houston to Phoenix

Book direct flights from Houston to Phoenix: One way flights from $73, round trip flights from $81. Find flight deals for the next 3 months below.

      • Cheapest nonstop
        IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Sat, Jun 6 | Frontier Airlines
        PHX 9:15 AM
        2h 46m
        Nonstop
        IAH 2:01 PM
        Phoenix - Houston | Tue, Jun 9 | Frontier Airlines
        $81 $330
        75% off
        75% off
        $330 $81
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Thu, Jun 4 | Frontier Airlines
        PHX 9:15 AM
        2h 41m
        Nonstop
        IAH 1:56 PM
        Phoenix - Houston | Mon, Jun 8 | Frontier Airlines
        $106 $330
        68% off
        68% off
        $330 $106
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Sat, Jun 13 | Frontier Airlines
        PHX 9:15 AM
        2h 46m
        Nonstop
        IAH 2:01 PM
        Phoenix - Houston | Sun, Jun 14 | Frontier Airlines
        $111 $330
        66% off
        66% off
        $330 $111
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Mon, Jun 1 | Frontier Airlines
        PHX 9:15 AM
        2h 41m
        Nonstop
        IAH 1:56 PM
        Phoenix - Houston | Mon, Jun 8 | Frontier Airlines
        $116
        65% off
        $330 $116
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Wed, Jun 3 | Frontier Airlines
        PHX 9:15 AM
        2h 46m
        Nonstop
        IAH 2:01 PM
        Phoenix - Houston | Tue, Jun 9 | Frontier Airlines
        $122
        63% off
        $330 $122
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Tue, Jun 9 | Frontier Airlines
        PHX 9:30 AM
        2h 46m
        Nonstop
        IAH 2:16 PM
        Phoenix - Houston | Wed, Jun 10 | Frontier Airlines
        $128
        61% off
        $330 $128
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Tue, Jun 2 | Frontier Airlines
        PHX 9:30 AM
        2h 46m
        Nonstop
        IAH 2:16 PM
        Phoenix - Houston | Tue, Jun 9 | Frontier Airlines
        $131
        60% off
        $330 $131
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Fri, Jul 3 | Frontier Airlines
        PHX 9:15 AM
        2h 55m
        Nonstop
        IAH 2:10 PM
        Phoenix - Houston | Wed, Jul 8 | Frontier Airlines
        $134
        59% off
        $330 $134
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Thu, Jun 11 | Frontier Airlines
        PHX 9:15 AM
        2h 46m
        Nonstop
        IAH 2:01 PM
        Phoenix - Houston | Sun, Jun 14 | Frontier Airlines
        $234
        28% off
        $330 $234
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Fri, May 22 | Frontier Airlines
        PHX 9:15 AM
        2h 41m
        Nonstop
        IAH 1:56 PM
        Phoenix - Houston | Sun, May 24 | Frontier Airlines
        $300
        9% off
        $330 $300
      • HOU 1:00 PM
        17h 25m
        1 stop
        PHX 2:00 PM
        Houston - Phoenix | Wed, May 20 | Normal Airline
        PHX 3:00 PM
        6h
        Nonstop
        HOU 4:00 PM
        Phoenix - Houston | Fri, May 22 | Normal Airline
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      • Cheapest nonstop
        IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Sat, May 23 | Frontier Airlines
        $73 $110
        34% off
        34% off
        $110 $73
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Sat, Jun 13 | Frontier Airlines
        $76 $110
        31% off
        31% off
        $110 $76
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Tue, Jun 9 | Frontier Airlines
        $76 $110
        31% off
        31% off
        $110 $76
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Thu, May 28 | Frontier Airlines
        $79
        28% off
        $110 $79
      • IAH 11:54 AM
        2h 48m
        Nonstop
        PHX 12:42 PM
        Houston - Phoenix | Thu, Jun 25 | Frontier Airlines
        $86
        22% off
        $110 $86
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Wed, May 20 | Frontier Airlines
        $87
        21% off
        $110 $87
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Tue, Jun 2 | Frontier Airlines
        $92
        16% off
        $110 $92
      • IAH 12:06 PM
        3h 3m
        Nonstop
        PHX 1:09 PM
        Houston - Phoenix | Tue, May 26 | Frontier Airlines
        $92
        16% off
        $110 $92
      • IAH 10:05 PM
        11h 39m
        1 stop
        PHX 7:44 AM
        Houston - Phoenix | Sun, May 24 | Frontier Airlines
        $88
        20% off
        $110 $88
      • IAH 2:51 PM
        8h 29m
        1 stop
        PHX 9:20 PM
        Houston - Phoenix | Fri, May 29 | Frontier Airlines
        $100
        9% off
        $110 $100
      • HOU 1:00 PM
        17h 25m
        1 stop
        PHX 2:00 PM
        Houston - Phoenix | Wed, May 20 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Houston to Phoenix are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com price insights on flights from Houston to Phoenix

Which month has the cheapest one-way flights from to Phoenix?

The average price of one-way flights from to Phoenix purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from to Phoenix is September, with an average price of $131; while the month with the highest flight price is usually November, with an average price of up to $303.

$303
$217
$131
$45
    Cheapest
  • $191
    May
  • $220
    Jun
  • $222
    Jul
  • $194
    Aug
  • $131
    Sep
  • $159
    Oct
  • $303
    Nov
  • $138
    Dec
  • $176
    Jan
  • $198
    Feb
  • $202
    Mar
  • $225
    Apr

When is the cheapest day to fly from Houston to Phoenix during Memorial Day?

Data is based on the lowest one-way price from Houston to Phoenix during Memorial Day on Trip.com in the past 3 days.

Memorial Day is scheduled for May 25. The cheapest flights from Houston to Phoenix are available on May 26, with fares starting at $86.

$267
$177
$86
0
    Cheapest
  • $267
    21
    May
  • $153
    22
  • $87
    23
  • $118
    24
  • $133
    25
  • $86
    26
  • $111
    27

Frequently Asked Questions

  • What are the cheapest flights from Houston to Phoenix (HOU-PHX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $73 on Cheapest nonstop routes (e.g. IAH to PHX on Sat, May 23), while Frontier Airlines offers Cheapest nonstop round-trips from $81 departing on Sat, Jun 6 and returning on Tue, Jun 9.
  • At the moment, you can catch a nonstop flight from Houston to Phoenix with the following airlines, including: Frontier Airlines United Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 3 hours 23 minutes to fly from Houston (HOU) to Phoenix (PHX).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Phoenix is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 12 flight per week flying from Houston to Phoenix. You can check the weekly schedule for popular airlines on this route below: American Airlines: S/M/T/-/-/-/- -- AA3370 (08:34)
  • To find best deals on flights from Houston to Phoenix, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, May 23, with one-way flights priced at just $73.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Phoenix travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Houston to Phoenix is November, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Houston to Phoenix on May 22, 2026 with Frontier Airlines, with prices starting at $103.
  • You can land at any one of the following hubs in Phoenix, with George Bush Intercontinental Airport to Phoenix Sky Harbor International Airport (IAH-PHX) is by far the most common option on this route: Phoenix Sky Harbor International Airport (PHX) Mesa Gateway Airport (AZA) Falcon Field Airport (MSC) Scottsdale Airport (SCF).
  • The time difference between Phoenix and Houston is 1h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.