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Cheap flights from Houston George Bush Intcntl Airport to Phoenix from $44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Phoenix departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:45 pm - 6:49 pm
IAH
-
PHX
3h 04mnonstop
United Airlines Logo
11:30 am - 3:10 pm
PHX
-
IAH
2h 40mnonstop
$91United Airlines
mar., ene. 6 - mié., ene. 7
Frontier Logo
2:43 pm - 4:56 pm
IAH
-
PHX
3h 13mnonstop
Frontier Logo
2:34 pm - 9:19 pm
PHX
-
IAH
5h 45m1 stop
$93Frontier
vie., ene. 23 - lun., ene. 26
Frontier Logo
9:28 pm - 11:36 pm
IAH
-
PHX
3h 08mnonstop
Frontier Logo
1:00 pm - 2:16 pm
PHX
-
IAH
24h 16m1 stop
$94Frontier
vie., ene. 16 - mié., ene. 21
Frontier Logo
8:27 pm - 10:36 pm
IAH
-
PHX
3h 09mnonstop
Frontier Logo
10:49 am - 7:21 pm
PHX
-
IAH
7h 32m1 stop
$95Frontier
lun., ene. 12 - mié., ene. 14
Frontier Logo
10:28 pm - 12:28 am
IAH
-
PHX
3h 00mnonstop
Frontier Logo
5:50 pm - 9:33 pm
PHX
-
IAH
2h 43mnonstop
$96Frontier
jue., feb. 19 - dom., feb. 22
Frontier Logo
10:28 pm - 12:28 am
IAH
-
PHX
3h 00mnonstop
Frontier Logo
5:12 pm - 12:31 am
PHX
-
IAH
6h 19m1 stop
$97Frontier
dom., mar. 1 - mar., mar. 3
Frontier Logo
6:45 am - 12:04 pm
IAH
-
PHX
6h 19m1 stop
Frontier Logo
5:50 pm - 9:33 pm
PHX
-
IAH
2h 43mnonstop
$99Frontier
mié., feb. 25 - dom., mar. 1
Frontier Logo
3:57 pm - 12:29 am
IAH
-
PHX
9h 32m1 stop
Frontier Logo
3:57 pm - 7:37 pm
PHX
-
IAH
2h 40mnonstop
$100Frontier
mar., ene. 6 - lun., ene. 12
United Airlines Logo
8:10 pm - 10:14 pm
IAH
-
PHX
3h 04mnonstop
United Airlines Logo
3:35 pm - 7:15 pm
PHX
-
IAH
2h 40mnonstop
$101United Airlines
sáb., ene. 10 - lun., ene. 12
American Airlines Logo
6:17 pm - 8:21 pm
IAH
-
PHX
3h 04mnonstop
American Airlines Logo
4:37 pm - 8:12 pm
PHX
-
IAH
2h 35mnonstop
$102American Airlines
jue., ene. 8 - lun., ene. 12

United Airlines flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight tickets
United Airlines
Jan 6
IAH4:45 pmHouston George Bush Intcntl
3h 04m
PHX6:49 pmPhoenix Sky Harbor Intl
Jan 7
PHX11:30 amPhoenix Sky Harbor Intl
2h 40m
IAH3:10 pmHouston George Bush Intcntl
$91
Find similar
United Airlines
Jan 6
IAH2:47 pmHouston George Bush Intcntl
3h 06m
PHX4:53 pmPhoenix Sky Harbor Intl
Jan 15
PHX9:30 amPhoenix Sky Harbor Intl
2h 40m
IAH1:10 pmHouston George Bush Intcntl
$96
Find similar
United Airlines
Jan 10
IAH8:10 pmHouston George Bush Intcntl
3h 04m
PHX10:14 pmPhoenix Sky Harbor Intl
Jan 12
PHX3:35 pmPhoenix Sky Harbor Intl
2h 40m
IAH7:15 pmHouston George Bush Intcntl
$101
Find similar

American Airlines flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Our best American Airlines deals on Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight tickets
American Airlines
Jan 8
IAH6:17 pmHouston George Bush Intcntl
3h 04m
PHX8:21 pmPhoenix Sky Harbor Intl
Jan 12
PHX4:37 pmPhoenix Sky Harbor Intl
2h 35m
IAH8:12 pmHouston George Bush Intcntl
$102
Find similar
American Airlines
Jan 7
IAH8:02 amHouston George Bush Intcntl
3h 12m
PHX10:14 amPhoenix Sky Harbor Intl
Jan 9
PHX1:45 pmPhoenix Sky Harbor Intl
2h 38m
IAH5:23 pmHouston George Bush Intcntl
$106
Find similar
American Airlines
Jan 30
IAH8:02 amHouston George Bush Intcntl
3h 12m
PHX10:14 amPhoenix Sky Harbor Intl
Jan 30
PHX8:06 pmPhoenix Sky Harbor Intl
2h 33m
IAH11:39 pmHouston George Bush Intcntl
$121
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated diciembre 4, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

mar. 1/6

4:45 pm-6:49 pm

Nonstop3h 04m

Phoenix Sky Harbor Intl

mié. 1/7

11:30 am-3:10 pm

Nonstop2h 40m

$91

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

vie. 1/23

2:43 pm-4:56 pm

Nonstop3h 13m

Phoenix Sky Harbor Intl

lun. 1/26

2:34 pm-9:19 pm

1 stop5h 45m

$93

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

vie. 1/16

9:28 pm-11:36 pm

Nonstop3h 08m

Phoenix Sky Harbor Intl

mié. 1/21

1:00 pm-2:16 pm

1 stop24h 16m

$94

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

lun. 1/12

8:27 pm-10:36 pm

Nonstop3h 09m

Phoenix Sky Harbor Intl

mié. 1/14

10:49 am-7:21 pm

1 stop7h 32m

$95

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

jue. 2/19

10:28 pm-12:28 am

Nonstop3h 00m

Phoenix Sky Harbor Intl

dom. 2/22

5:50 pm-9:33 pm

Nonstop2h 43m

$96

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

dom. 3/1

10:28 pm-12:28 am

Nonstop3h 00m

Phoenix Sky Harbor Intl

mar. 3/3

5:12 pm-12:31 am

1 stop6h 19m

$97

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

mié. 2/25

6:45 am-12:04 pm

1 stop6h 19m

Phoenix Sky Harbor Intl

dom. 3/1

5:50 pm-9:33 pm

Nonstop2h 43m

$99

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

mar. 1/6

3:57 pm-12:29 am

1 stop9h 32m

Phoenix Sky Harbor Intl

lun. 1/12

3:57 pm-7:37 pm

Nonstop2h 40m

$100

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

sáb. 1/10

8:10 pm-10:14 pm

Nonstop3h 04m

Phoenix Sky Harbor Intl

lun. 1/12

3:35 pm-7:15 pm

Nonstop2h 40m

$101

HoustonPhoenix

IAH - PHX

IAHPHX

Houston George Bush Intcntl

jue. 1/8

6:17 pm-8:21 pm

Nonstop3h 04m

Phoenix Sky Harbor Intl

lun. 1/12

4:37 pm-8:12 pm

Nonstop2h 35m

$102

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, August is the cheapest month to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $193. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of August, then departing from Houston George Bush Intcntl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $197.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $273. 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 $469. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $202. 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 afternoon because they tend to be around $303. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Houston George Bush Intcntl to Phoenix Sky Harbor Intl flight route?

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

How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $224 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 George Bush Intcntl Airport for as low as $167 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Phoenix Sky Harbor Intl flights?

There are 4 cabin classes available to choose from on Houston George Bush Intcntl 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.

How have Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of December 2025, prices for Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flights are approximately 110% more expensive when compared to flights at the same time last year.

When to book flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport (IAH to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Best Price Found

$105

Fastest flight time

2h 56m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from Houston George Bush Intcntl Airport in the past 72 hours is $105. The best round-trip flight deal from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $167.
The fastest flight from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport takes 2h 56m
Direct flights go from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport every day.
Search flight deals

  • How far is Houston George Bush Intcntl to Phoenix Sky Harbor Intl by plane?

    A flight from Houston George Bush Intcntl to Phoenix Sky Harbor Intl will travel around 1005.6 mi. Typically, this will take 3h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The required travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $63Free CancellationRating
5.8
3,092 reviews
Search Frontier flights
United AirlinesPriceFrom $139Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights
American AirlinesPriceFrom $148Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights

  • United Airlines Flights From Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

    United Airlines is one of the most popular airlines flying from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport, operating 40 flights/week on average for this route. A good United Airlines flight deal for Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport starts from $139 round-trip, up to an average price of $290. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport

    American Airlines (7.2/10 from 11,043 reviews) operates around 17 flights from Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport in any given week. The average American Airlines airfare for this route is around $261, with deals from around $148 rare but found on momondo. Referenced prices are for round-trip Houston George Bush Intcntl Airport to Phoenix Sky Harbor Intl Airport flight searches in the last 72 hours.

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Casa Grande
Surprise
Goodyear
Buckeye
Payson
Apache Junction
Avondale
Wickenburg
Camp Verde
Paradise Valley
Litchfield Park
Fountain Hills
Cave Creek

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Phoenix?

Finding the right flight to Phoenix from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phoenix quick and easy, saving you time and money.

Can I find flights from Houston to Phoenix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phoenix from Houston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Houston to Phoenix?

momondo provides multiple filters to help you find the best flight to Phoenix from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Phoenix right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.

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