$78+ Cheap flights from Pittsburgh (PIT) 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — HOU
May 28 — Jun 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Pittsburgh 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 Pittsburgh to Houston are usually found in August or September, booked 84 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap flight deals from Pittsburgh to Houston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pittsburgh to HoustonExplore the most affordable flight options available from Pittsburgh to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Pittsburgh to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Fri 6/56:00 am
PIT
- IAH
2 stops26h 34m
Multiple Airlines
Sat 6/138:20 am
IAH
- PIT
1 stop12h 47m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/125:49 pm
PIT
- IAH
2 stops38h 44m
Multiple Airlines
Sat 5/166:00 am
IAH
- PIT
1 stop11h 30m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/283:06 pm
PIT
- IAH
1 stop6h 19m
United Airlines
Mon 6/18:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/27![United Airlines logo]()
$325
This Southwest deal was found by Cheapflights users on 4/27. 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 5/234:30 pm
PIT
- HOU
1 stop5h 35m
Southwest
Mon 5/2510:20 am
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/27![Southwest logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 4/296:39 pm
PIT
- IAH
1 stop19h 24m
Multiple Airlines
Thu 4/307:55 pm
IAH
- PIT
1 stop12h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/144:58 pm
PIT
- IAH
1 stop6h 18m
Multiple Airlines
Mon 5/186:00 am
IAH
- PIT
1 stop12h 20m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/316:00 am
PIT
- IAH
1 stop28h 03m
Multiple Airlines
Tue 6/21:29 pm
IAH
- PIT
1 stop28h 51m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$328
This Mytrip deal was found by Cheapflights users on 4/27. 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.
Sun 5/244:58 pm
PIT
- IAH
1 stop15h 35m
Spirit Airlines
Thu 5/282:20 pm
IAH
- PIT
3 stops24h 43m
Spirit Airlines
Deal found 4/27![Spirit Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/166:00 am
PIT
- IAH
Nonstop3h 19m
United Airlines
Mon 6/18:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/23![United Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Fri 5/226:00 am
PIT
- IAH
1 stop10h 03m
Multiple Airlines
Sun 5/2410:05 pm
IAH
- PIT
2 stops37h 03m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/88:15 pm
PIT
- IAH
1 stop13h 35m
Multiple Airlines
Sun 5/108:29 am
IAH
- PIT
1 stop12h 38m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:35 pm
PIT
- IAH
1 stop5h 24m
American Airlines
Mon 5/257:02 am
IAH
- PIT
1 stop8h 27m
American Airlines
Deal found 4/28![American Airlines logo]()
$335
Best flights from Pittsburgh to HoustonDiscover carefully curated flight deals from Pittsburgh to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Pittsburgh to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Southwest deal was found by Cheapflights users on 4/25. 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 5/276:50 am
PIT
- HOU
1 stop4h 55m
Southwest
Sat 6/61:55 pm
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/25![Southwest logo]()
$325
This United Airlines deal was found by Cheapflights users on 4/26. 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 6/45:02 pm
PIT
- IAH
Nonstop3h 03m
United Airlines
Sun 6/78:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/26![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 7/147:02 am
PIT
- IAH
1 stop7h 31m
Delta
Sat 7/257:00 am
IAH
- PIT
1 stop4h 42m
Delta
Deal found 4/25![Delta logo]()
$423
This Southwest deal was found by Cheapflights users on 4/25. 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 5/234:30 pm
PIT
- HOU
1 stop5h 35m
Southwest
Sat 5/3012:40 pm
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/25![Southwest logo]()
$325
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sun 5/246:10 am
PIT
- IAH
Nonstop3h 03m
United Airlines
Mon 5/258:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/27![United Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 4/23. 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 8/128:40 am
PIT
- HOU
1 stop6h 10m
Southwest
Sun 8/162:00 pm
HOU
- PIT
2 stops8h 25m
Southwest
Deal found 4/23![Southwest logo]()
$359
This Delta deal was found by Cheapflights users on 4/24. 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.
Fri 6/121:57 pm
PIT
- IAH
1 stop4h 45m
Delta
Sun 6/146:37 pm
IAH
- PIT
1 stop5h 18m
Delta
Deal found 4/24![Delta logo]()
$453
This Southwest deal was found by Cheapflights users on 4/23. 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 6/2312:50 pm
PIT
- HOU
1 stop7h 00m
Southwest
Wed 6/247:25 pm
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/23![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Wed 5/135:58 pm
PIT
- IAH
1 stop8h 01m
United Airlines
Mon 5/187:50 pm
IAH
- PIT
Nonstop2h 54m
United Airlines
Deal found 4/27![United Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 4/26. 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.
Fri 6/124:55 pm
PIT
- HOU
1 stop5h 48m
Delta
Sun 6/1410:09 am
HOU
- PIT
1 stop4h 41m
Delta
Deal found 4/26![Delta logo]()
$453
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 5/176:00 am
PIT
- IAH
Nonstop3h 19m
United Airlines
Sun 5/2412:00 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/24![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 4/24. 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 6/257:55 pm
PIT
- HOU
Nonstop3h 00m
Southwest
Tue 6/301:30 pm
HOU
- PIT
2 stops7h 50m
Southwest
Deal found 4/24![Southwest logo]()
$418
This Delta deal was found by Cheapflights users on 4/25. 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 5/175:40 am
PIT
- HOU
1 stop4h 52m
Delta
Fri 5/221:06 pm
HOU
- PIT
1 stop4h 49m
Delta
Deal found 4/25![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/216:10 am
PIT
- IAH
Nonstop3h 03m
United Airlines
Tue 5/265:04 am
IAH
- PIT
1 stop7h 05m
United Airlines
Deal found 4/23![United Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 4/27. 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 6/272:45 pm
PIT
- HOU
Nonstop3h 00m
Southwest
Mon 6/293:50 pm
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/27![Southwest logo]()
$433
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/207:44 pm
PIT
- IAH
1 stop5h 31m
United Airlines
Sat 6/278:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/27![United Airlines logo]()
$443
This United Airlines deal was found by Cheapflights users on 4/26. 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 6/196:11 pm
PIT
- IAH
1 stop7h 04m
United Airlines
Sun 6/218:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/26![United Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 4/27. 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 6/206:55 pm
PIT
- HOU
1 stop5h 25m
Southwest
Sat 6/271:55 pm
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/27![Southwest logo]()
$443
This Southwest deal was found by Cheapflights users on 4/27. 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 6/41:45 pm
PIT
- HOU
2 stops8h 55m
Southwest
Sun 6/77:10 am
HOU
- PIT
1 stop4h 25m
Southwest
Deal found 4/27![Southwest logo]()
$450
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/215:02 pm
PIT
- IAH
Nonstop3h 03m
United Airlines
Wed 5/277:35 am
IAH
- PIT
Nonstop2h 50m
United Airlines
Deal found 4/27![United Airlines logo]()
$453
This Southwest deal was found by Cheapflights users on 4/27. 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 6/269:15 pm
PIT
- HOU
1 stop4h 30m
Southwest
Mon 6/293:35 pm
HOU
- PIT
2 stops6h 30m
Southwest
Deal found 4/27![Southwest logo]()
$458
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/216:10 am
PIT
- IAH
Nonstop3h 03m
United Airlines
Mon 5/257:35 am
IAH
- PIT
Nonstop2h 49m
United Airlines
Deal found 4/23![United Airlines logo]()
$480
Last-minute flights from Pittsburgh to HoustonDiscover last-minute flight deals from Pittsburgh to Houston. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Houston. Data last updated April 28, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 4/296:39 pm
PIT
- IAH
1 stop19h 24m
Multiple Airlines
Thu 4/307:55 pm
IAH
- PIT
1 stop12h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/88:15 pm
PIT
- IAH
1 stop13h 35m
Multiple Airlines
Sun 5/108:29 am
IAH
- PIT
1 stop12h 38m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/125:49 pm
PIT
- IAH
2 stops38h 44m
Multiple Airlines
Sat 5/166:00 am
IAH
- PIT
1 stop11h 30m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/144:58 pm
PIT
- IAH
1 stop6h 18m
Multiple Airlines
Mon 5/186:00 am
IAH
- PIT
1 stop12h 20m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/166:00 am
PIT
- IAH
Nonstop3h 19m
United Airlines
Mon 6/18:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/23![United Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:35 pm
PIT
- IAH
1 stop5h 24m
American Airlines
Mon 5/257:02 am
IAH
- PIT
1 stop8h 27m
American Airlines
Deal found 4/28![American Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Fri 5/226:00 am
PIT
- IAH
1 stop10h 03m
Multiple Airlines
Sun 5/2410:05 pm
IAH
- PIT
2 stops37h 03m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$333
This Southwest deal was found by Cheapflights users on 4/27. 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 5/234:30 pm
PIT
- HOU
1 stop5h 35m
Southwest
Mon 5/2510:20 am
HOU
- PIT
Nonstop2h 45m
Southwest
Deal found 4/27![Southwest logo]()
$325
This Delta deal was found by Cheapflights users on 4/25. 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 5/234:45 pm
PIT
- HOU
1 stop6h 41m
Delta
Sat 5/305:04 pm
HOU
- PIT
1 stop6h 41m
Delta
Deal found 4/25![Delta logo]()
$335
This Mytrip deal was found by Cheapflights users on 4/27. 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.
Sun 5/244:58 pm
PIT
- IAH
1 stop15h 35m
Spirit Airlines
Thu 5/282:20 pm
IAH
- PIT
3 stops24h 43m
Spirit Airlines
Deal found 4/27![Spirit Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/283:06 pm
PIT
- IAH
1 stop6h 19m
United Airlines
Mon 6/18:03 pm
IAH
- PIT
Nonstop2h 56m
United Airlines
Deal found 4/27![United Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/316:00 am
PIT
- IAH
1 stop28h 03m
Multiple Airlines
Tue 6/21:29 pm
IAH
- PIT
1 stop28h 51m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$328
One-way flights from Pittsburgh to HoustonSearch for one-way flight options from Pittsburgh to Houston. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Pittsburgh to Houston. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/188:15 pm
PIT
- IAH
1 stop23h 34m
Frontier
Deal found 4/27![Frontier logo]()
$78
This Trip.com deal was found by Cheapflights users on 4/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:05 pm
PIT
- IAH
1 stop13h 45m
Frontier
Deal found 4/24![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/236:00 am
PIT
- IAH
1 stop10h 03m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/278:15 pm
PIT
- IAH
1 stop12h 18m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 5/258:15 pm
PIT
- IAH
2 stops36h 19m
Frontier
Deal found 4/25![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/278:15 pm
PIT
- IAH
1 stop13h 35m
Frontier
Deal found 4/27![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Fri 6/267:09 pm
PIT
- IAH
1 stop14h 38m
Frontier
Deal found 4/27![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/258:15 pm
PIT
- IAH
1 stop27h 01m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/118:15 pm
PIT
- IAH
1 stop27h 01m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$123
This Delta deal was found by Cheapflights users on 4/23. 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.
Tue 5/195:40 am
PIT
- HOU
1 stop7h 31m
Delta
Deal found 4/23![Delta logo]()
$128
This Southwest deal was found by Cheapflights users on 4/27. 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 5/275:25 pm
PIT
- HOU
Nonstop3h 10m
Southwest
Deal found 4/27![Southwest logo]()
$139
This Delta deal was found by Cheapflights users on 4/27. 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.
Wed 6/245:30 am
PIT
- HOU
1 stop4h 44m
Delta
Deal found 4/27![Delta logo]()
$149
Find flight deals from Pittsburgh to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) 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 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $320 (Kiwi.com) |
One-way from | $78 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $518 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh 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 28, 2026.
Use the filters below to find and compare flights from Pittsburgh to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Wed 5/27
6:50 am-10:45 am
1 stop4h 55m
Houston Hobby
Sat 6/6
1:55 pm-5:40 pm
Nonstop2h 45m
$325
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Sat 5/23
4:30 pm-9:05 pm
1 stop5h 35m
Houston Hobby
Sat 5/30
12:40 pm-4:25 pm
Nonstop2h 45m
$325
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Wed 8/12
8:40 am-1:50 pm
1 stop6h 10m
Houston Hobby
Sun 8/16
2:00 pm-11:25 pm
2 stops8h 25m
$359
PittsburghHouston
PIT - IAH
PITIAH
Pittsburgh
Thu 6/4
5:02 pm-7:05 pm
Nonstop3h 03m
Houston George Bush Intcntl
Sun 6/7
8:03 pm-11:59 pm
Nonstop2h 56m
$374
PittsburghHouston
PIT - IAH
PITIAH
Pittsburgh
Sun 5/24
6:10 am-8:13 am
Nonstop3h 03m
Houston George Bush Intcntl
Mon 5/25
8:03 pm-11:59 pm
Nonstop2h 56m
$382
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Tue 6/23
12:50 pm-6:50 pm
1 stop7h 00m
Houston Hobby
Wed 6/24
7:25 pm-11:10 pm
Nonstop2h 45m
$383
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Thu 6/25
7:55 pm-9:55 pm
Nonstop3h 00m
Houston Hobby
Tue 6/30
1:30 pm-10:20 pm
2 stops7h 50m
$418
PittsburghHouston
PIT - IAH
PITIAH
Pittsburgh
Wed 5/13
5:58 pm-12:59 am
1 stop8h 01m
Houston George Bush Intcntl
Mon 5/18
7:50 pm-11:44 pm
Nonstop2h 54m
$422
PittsburghHouston
PIT - IAH
PITIAH
Pittsburgh
Tue 7/14
7:02 am-1:33 pm
1 stop7h 31m
Houston George Bush Intcntl
Sat 7/25
7:00 am-12:42 pm
1 stop4h 42m
$423
Quickest round-trip
PittsburghHouston
PIT - HOU
PITHOU
Pittsburgh
Sat 6/27
2:45 pm-4:45 pm
Nonstop3h 00m
Houston Hobby
Mon 6/29
3:50 pm-7:35 pm
Nonstop2h 45m
$433
Showing 1-10 of 42 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Pittsburgh-Houston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Houston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Houston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Pittsburgh-Houston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Houston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Pittsburgh to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Pittsburgh with our price prediction graph.
PIT-HO1
PIT-IAH
PIT-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 Pittsburgh to Houston
PIT-HO1
PIT-IAH
PIT-HOU
How far ahead should I book a flight from Pittsburgh to Houston?
The best time to book flights from Pittsburgh to Houston is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Pittsburgh to Houston?
Currently, August is the cheapest month in which you can book a flight from Pittsburgh to Houston (average of $44). Flying from Pittsburgh to Houston in December is currently the most expensive (average of $167). 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 PIT to HOU?
Find hourly flight availability from Pittsburgh 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 28, 2026.
A simple way to save on the total cost of your ticket is to fly from Pittsburgh to Houston in the evening. If you’re flexible enough to do this you can expect to save up to 17% on your trip compared to booking a flight in the morning.
What is the cheapest day to fly from Pittsburgh to Houston?
Use this chart to determine the cheapest time to fly round-trip from Pittsburgh to Houston. Price data was last updated on April 25, 2026.
Travelers seeking maximum savings on their Pittsburgh to Houston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday 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 Pittsburgh to Houston?
The best insider tips for Pittsburgh to Houston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Pittsburgh to Houston trip
Our travel experts
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 28, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Pittsburgh to Houston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Pittsburgh
Popular flights
Alternative routes for Pittsburgh to Houston
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Houston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pittsburgh to Houston by cabin class
Find flights from Pittsburgh to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pittsburgh and Houston flights
Browse other Pittsburgh and Houston flight options. Last updated on April 28, 2026.
Other flights from Pittsburgh
Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Pittsburgh to Houston
Discover the top 5 airlines that operate flights from Pittsburgh 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 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$92 | Average$231 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$145 | Average$411 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$171 | Average$427 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$285 | Average$422 | FlexibilityNo cancel fee | On-time63% |