$91+ Cheap flights from Phoenix to Houston
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — HOU
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Phoenix to Houston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phoenix to Houston are usually found in September or August, booked 52 days in advance, depart on a Friday or Thursday and return on a Tuesday
Cheap flight deals from Phoenix to Houston
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Cheapest flights from Phoenix to HoustonExplore the most affordable flight options available from Phoenix to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
Explore the most affordable flight options available from Phoenix to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:27 pm
PHX
- IAH
1 stop12h 06m
Frontier
Thu 5/712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/14![Frontier logo]()
$113
This Frontier deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:06 am
PHX
- IAH
Nonstop2h 47m
Frontier
Tue 5/512:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/15![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 5/195:40 pm
IAH
- PHX
1 stop7h 49m
Frontier
Deal found 4/14![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2012:30 am
PHX
- IAH
1 stop8h 41m
Frontier
Wed 5/2712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$121
This Expedia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Mon 5/116:30 am
IAH
- PHX
1 stop5h 35m
Frontier
Deal found 4/14![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 5/1912:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/14![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Sat 5/912:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$127
This Frontier deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Sat 6/1311:54 am
IAH
- PHX
Nonstop2h 48m
Frontier
Deal found 4/15![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Wed 5/206:30 am
IAH
- PHX
1 stop10h 53m
Frontier
Deal found 4/15![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 6/29:00 pm
IAH
- PHX
1 stop16h 23m
Frontier
Deal found 4/18![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:05 am
PHX
- IAH
2 stops13h 39m
Frontier
Wed 5/2712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$132
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:45 am
PHX
- HOU
Nonstop2h 35m
Southwest
Wed 5/208:35 pm
HOU
- PHX
Nonstop2h 55m
Southwest
Deal found 4/14![Southwest logo]()
$217
Best flights from Phoenix to HoustonDiscover carefully curated flight deals from Phoenix to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Phoenix to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This Super.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/179:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Mon 5/1812:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/13![Frontier logo]()
$230
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:05 am
PHX
- HOU
1 stop7h 18m
Delta
Sat 9/125:35 pm
HOU
- PHX
1 stop7h 12m
Delta
Deal found 4/14![Delta logo]()
$265
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:50 am
PHX
- HOU
Nonstop2h 35m
Southwest
Sat 5/165:25 am
HOU
- PHX
1 stop5h 25m
Southwest
Deal found 4/16![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:37 pm
PHX
- IAH
Nonstop2h 37m
United Airlines
Tue 4/288:35 pm
IAH
- PHX
Nonstop3h 06m
United Airlines
Deal found 4/14![United Airlines logo]()
$315
This KAYAK deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/268:38 am
PHX
- IAH
Nonstop2h 45m
American Airlines
Thu 4/308:33 am
IAH
- PHX
Nonstop3h 04m
American Airlines
Deal found 4/18![American Airlines logo]()
$489
This Frontier deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:53 pm
PHX
- IAH
1 stop5h 51m
Frontier
Mon 7/135:34 pm
IAH
- PHX
1 stop8h 00m
Frontier
Deal found 4/13![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:10 am
PHX
- HOU
Nonstop2h 35m
Southwest
Wed 7/222:40 pm
HOU
- PHX
1 stop5h 30m
Southwest
Deal found 4/18![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:59 am
PHX
- IAH
1 stop6h 52m
Delta
Wed 5/277:00 am
IAH
- PHX
1 stop9h 26m
Delta
Deal found 4/18![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:30 pm
PHX
- IAH
1 stop6h 28m
United Airlines
Sun 5/107:35 am
IAH
- PHX
Nonstop3h 02m
United Airlines
Deal found 4/15![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
PHX
- IAH
1 stop7h 13m
Delta
Tue 6/167:01 pm
IAH
- PHX
1 stop6h 35m
Delta
Deal found 4/15![Delta logo]()
$305
This Southwest deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:05 pm
PHX
- HOU
Nonstop2h 30m
Southwest
Mon 6/18:10 am
HOU
- PHX
1 stop4h 00m
Southwest
Deal found 4/13![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:10 am
PHX
- HOU
Nonstop2h 30m
Southwest
Sun 5/316:15 pm
HOU
- PHX
1 stop5h 15m
Southwest
Deal found 4/17![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:59 am
PHX
- IAH
1 stop6h 52m
Delta
Fri 6/197:35 am
IAH
- PHX
1 stop6h 40m
Delta
Deal found 4/15![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:10 am
PHX
- IAH
Nonstop2h 42m
United Airlines
Mon 6/89:40 pm
IAH
- PHX
Nonstop2h 45m
United Airlines
Deal found 4/14![United Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/211:05 am
PHX
- HOU
1 stop4h 00m
Southwest
Sun 5/1011:00 am
HOU
- PHX
Nonstop2h 50m
Southwest
Deal found 4/13![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/24:39 pm
PHX
- IAH
1 stop5h 19m
United Airlines
Tue 5/512:40 pm
IAH
- PHX
1 stop6h 28m
United Airlines
Deal found 4/14![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:10 pm
PHX
- HOU
1 stop5h 15m
Southwest
Sun 5/1011:00 am
HOU
- PHX
Nonstop2h 50m
Southwest
Deal found 4/13![Southwest logo]()
$333
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:59 pm
PHX
- IAH
1 stop6h 00m
Delta
Wed 7/17:00 am
IAH
- PHX
1 stop15h 30m
Delta
Deal found 4/15![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:30 pm
PHX
- HOU
Nonstop2h 20m
Southwest
Sun 10/116:00 am
HOU
- PHX
Nonstop2h 50m
Southwest
Deal found 4/15![Southwest logo]()
$367
This KAYAK deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/211:15 pm
PHX
- IAH
1 stop6h 19m
Delta
Wed 4/227:45 am
IAH
- PHX
1 stop6h 22m
Delta
Deal found 4/17![Delta logo]()
$421
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:30 am
PHX
- HOU
Nonstop2h 35m
Southwest
Sat 8/112:05 pm
HOU
- PHX
1 stop4h 55m
Southwest
Deal found 4/14![Southwest logo]()
$389
This Southwest deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:00 am
PHX
- HOU
Nonstop2h 30m
Southwest
Sat 8/158:10 am
HOU
- PHX
1 stop6h 00m
Southwest
Deal found 4/13![Southwest logo]()
$393
Last-minute flights from Phoenix to HoustonDiscover last-minute flight deals from Phoenix to Houston. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Houston. Data last updated April 18, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/258:06 am
PHX
- IAH
Nonstop2h 47m
Frontier
Tue 5/512:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/15![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/510:27 pm
PHX
- IAH
1 stop12h 06m
Frontier
Thu 5/712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/14![Frontier logo]()
$113
This Super.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Sat 5/912:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$127
This Expedia deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Mon 5/116:30 am
IAH
- PHX
1 stop5h 35m
Frontier
Deal found 4/14![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 5/1912:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/14![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Wed 5/206:30 am
IAH
- PHX
1 stop10h 53m
Frontier
Deal found 4/15![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 5/195:40 pm
IAH
- PHX
1 stop7h 49m
Frontier
Deal found 4/14![Frontier logo]()
$118
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:45 am
PHX
- HOU
Nonstop2h 35m
Southwest
Wed 5/208:35 pm
HOU
- PHX
Nonstop2h 55m
Southwest
Deal found 4/14![Southwest logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2012:30 am
PHX
- IAH
1 stop8h 41m
Frontier
Wed 5/2712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:05 am
PHX
- IAH
2 stops13h 39m
Frontier
Wed 5/2712:06 pm
IAH
- PHX
Nonstop3h 03m
Frontier
Deal found 4/16![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Tue 6/29:00 pm
IAH
- PHX
1 stop16h 23m
Frontier
Deal found 4/18![Frontier logo]()
$130
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:15 am
PHX
- IAH
Nonstop2h 41m
Frontier
Fri 6/52:51 pm
IAH
- PHX
1 stop8h 29m
Frontier
Deal found 4/13![Frontier logo]()
$133
One-way flights from Phoenix to HoustonSearch for one-way flight options from Phoenix to Houston. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Phoenix to Houston. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Frontier deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/35:08 am
PHX
- IAH
Nonstop2h 39m
Frontier
Deal found 4/15![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/911:10 am
PHX
- IAH
2 stops11h 34m
Frontier
Deal found 4/15![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:05 am
PHX
- IAH
Nonstop2h 39m
Frontier
Deal found 4/14![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:10 am
PHX
- IAH
2 stops11h 34m
Frontier
Deal found 4/14![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:27 pm
PHX
- IAH
2 stops37h 17m
Frontier
Deal found 4/16![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:27 pm
PHX
- IAH
1 stop12h 19m
Frontier
Deal found 4/14![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1511:40 pm
PHX
- IAH
1 stop29h 43m
Frontier
Deal found 4/14![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:30 am
PHX
- IAH
1 stop8h 41m
Frontier
Deal found 4/15![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:15 am
PHX
- IAH
1 stop17h 29m
Frontier
Deal found 4/17![Frontier logo]()
$102
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:45 am
PHX
- HOU
Nonstop2h 25m
Southwest
Deal found 4/14![Southwest logo]()
$109
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:20 am
PHX
- HOU
Nonstop2h 25m
Southwest
Deal found 4/16![Southwest logo]()
$119
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:55 pm
PHX
- HOU
Nonstop2h 25m
Southwest
Deal found 4/14![Southwest logo]()
$129
Find flight deals from Phoenix to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 18, 2026.
Round-trip from | $113 (Kiwi.com) |
|---|---|
One-way from | $91 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $257 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix to Houston 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, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Phoenix to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixHouston
PHX - IAH
PHXIAH
Phoenix Sky Harbor Intl
Sun 5/17
9:15 am-1:56 pm
Nonstop2h 41m
Houston George Bush Intcntl
Mon 5/18
12:06 pm-1:09 pm
Nonstop3h 03m
$230
PhoenixHouston
PHX - IAH
PHXIAH
Phoenix Sky Harbor Intl
Sat 7/4
4:53 pm-12:44 am
1 stop5h 51m
Houston George Bush Intcntl
Mon 7/13
5:34 pm-11:34 pm
1 stop8h 00m
$250
PhoenixHouston
PHX - HOU
PHXHOU
Phoenix Sky Harbor Intl
Sat 9/5
7:05 am-4:23 pm
1 stop7h 18m
Houston Hobby
Sat 9/12
5:35 pm-10:47 pm
1 stop7h 12m
$265
PhoenixHouston
PHX - HOU
PHXHOU
Phoenix Sky Harbor Intl
Tue 5/12
9:50 am-2:25 pm
Nonstop2h 35m
Houston Hobby
Sat 5/16
5:25 am-8:50 am
1 stop5h 25m
$267
PhoenixHouston
PHX - HOU
PHXHOU
Phoenix Sky Harbor Intl
Wed 7/22
5:10 am-9:45 am
Nonstop2h 35m
Houston Hobby
Wed 7/22
2:40 pm-6:10 pm
1 stop5h 30m
$295
PhoenixHouston
PHX - IAH
PHXIAH
Phoenix Sky Harbor Intl
Sun 5/24
12:59 am-9:51 am
1 stop6h 52m
Houston George Bush Intcntl
Wed 5/27
7:00 am-2:26 pm
1 stop9h 26m
$304
PhoenixHouston
PHX - IAH
PHXIAH
Phoenix Sky Harbor Intl
Sat 5/30
6:00 am-3:13 pm
1 stop7h 13m
Houston George Bush Intcntl
Tue 6/16
7:01 pm-11:36 pm
1 stop6h 35m
$305
PhoenixHouston
PHX - HOU
PHXHOU
Phoenix Sky Harbor Intl
Thu 5/28
6:05 pm-10:35 pm
Nonstop2h 30m
Houston Hobby
Mon 6/1
8:10 am-10:10 am
1 stop4h 00m
$306
PhoenixHouston
PHX - HOU
PHXHOU
Phoenix Sky Harbor Intl
Fri 5/29
5:10 am-9:40 am
Nonstop2h 30m
Houston Hobby
Sun 5/31
6:15 pm-9:30 pm
1 stop5h 15m
$313
PhoenixHouston
PHX - IAH
PHXIAH
Phoenix Sky Harbor Intl
Thu 4/23
12:37 pm-5:14 pm
Nonstop2h 37m
Houston George Bush Intcntl
Tue 4/28
8:35 pm-9:41 pm
Nonstop3h 06m
$315
Showing 1-10 of 43 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Phoenix with our price prediction graph.
PH1-HO1
PHX-IAH
PHX-HOU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Phoenix to Houston
PH1-HO1
PHX-IAH
PHX-HOU
How far ahead should I book a flight from Phoenix to Houston?
Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Houston. Price data was last updated on April 10, 2026.
Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Phoenix to Houston?
Currently, April is the cheapest month in which you can book a flight from Phoenix to Houston (average of $28). Flying from Phoenix to Houston in March is currently the most expensive (average of $862). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHX to HOU?
Find hourly flight availability from Phoenix to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2026.
One of the essential ways to save on airfare from Phoenix to Houston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 35% on airfare.
What is the cheapest day to fly from Phoenix to Houston?
Use this chart to determine the cheapest time to fly round-trip from Phoenix to Houston. Price data was last updated on May 11, 2025.
Travelers seeking maximum savings on their Phoenix to Houston flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost to fly round-trip from Phoenix to Houston?
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated April 18, 2026.
Read through reviews of airlines operating flights from Phoenix to Houston, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Phoenix to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Phoenix to Houston
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Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Phoenix to Houston by cabin class
Find flights from Phoenix to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Phoenix and Houston flights
Browse other Phoenix and Houston flight options. Last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Phoenix to Houston
Discover the top 4 airlines that operate flights from Phoenix to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$191 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$298 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$150 | Average$364 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$158 | Average$317 | FlexibilityNo cancel fee | On-time63% |