$103+ Cheap flights from Portland (PDX) to George Bush Intcntl (IAH)
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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAH
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Find cheap flights from Portland to George Bush Intcntl 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 Portland to Houston George Bush Intcntl are usually found in September or October, booked 65 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Portland to George Bush Intcntl
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Best
Last-minute
One-way
Cheapest flights from Portland to George Bush IntcntlExplore the most affordable flight options available from Portland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
Explore the most affordable flight options available from Portland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.
This Orbitz deal was found by Cheapflights users on 6/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:34 pm
PDX
- IAH
1 stop9h 35m
Frontier
Mon 10/126:30 am
IAH
- PDX
1 stop12h 05m
Frontier
Deal found 6/5![Frontier logo]()
$288
This Frontier deal was found by Cheapflights users on 6/4. 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 8/912:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Tue 8/116:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/4![Frontier logo]()
$295
This Orbitz deal was found by Cheapflights users on 6/5. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:34 pm
PDX
- IAH
1 stop9h 35m
Frontier
Tue 10/1310:15 pm
IAH
- PDX
1 stop20h 20m
Frontier
Deal found 6/5![Frontier logo]()
$299
This Orbitz deal was found by Cheapflights users on 6/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:42 pm
PDX
- IAH
1 stop19h 29m
Frontier
Fri 9/119:55 pm
IAH
- PDX
1 stop18h 32m
Frontier
Deal found 6/4![Frontier logo]()
$303
This Trip.com deal was found by Cheapflights users on 6/4. 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.
Fri 7/2412:20 pm
PDX
- IAH
1 stop6h 54m
Frontier
Wed 7/296:14 pm
IAH
- PDX
1 stop24h 37m
Frontier
Deal found 6/4![Frontier logo]()
$308
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Tue 7/216:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/5![Frontier logo]()
$311
This CheapOair deal was found by Cheapflights users on 6/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:36 pm
PDX
- IAH
1 stop28h 20m
Frontier
Sun 8/164:02 pm
IAH
- PDX
1 stop21h 33m
Frontier
Deal found 6/4![Frontier logo]()
$313
This Frontier deal was found by Cheapflights users on 6/8. 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.
Thu 7/212:26 pm
PDX
- IAH
1 stop10h 18m
Frontier
Tue 7/76:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/8![Frontier logo]()
$314
This Gotogate deal was found by Cheapflights users on 6/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/288:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Sat 7/46:30 am
IAH
- PDX
1 stop12h 27m
Frontier
Deal found 6/7![Frontier logo]()
$316
This Booking.com deal was found by Cheapflights users on 6/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Thu 7/3010:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Deal found 6/4![Frontier logo]()
$317
This Orbitz deal was found by Cheapflights users on 6/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:22 pm
PDX
- IAH
1 stop6h 47m
Frontier
Sat 9/129:55 pm
IAH
- PDX
1 stop18h 32m
Frontier
Deal found 6/8![Frontier logo]()
$318
Best flights from Portland to George Bush IntcntlDiscover carefully curated flight deals from Portland to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Portland to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 am
PDX
- IAH
Nonstop4h 31m
Alaska Airlines
Sat 8/296:16 pm
IAH
- PDX
Nonstop4h 34m
Alaska Airlines
Deal found 6/7![Alaska Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 6/8. 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 8/246:00 am
PDX
- IAH
1 stop9h 40m
Delta
Sat 8/297:20 am
IAH
- PDX
2 stops10h 43m
Delta
Deal found 6/8![Delta logo]()
$392
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/1111:59 pm
PDX
- IAH
Nonstop4h 06m
United Airlines
Mon 7/134:47 pm
IAH
- PDX
Nonstop4h 31m
United Airlines
Deal found 6/4![United Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 6/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:05 am
PDX
- IAH
Nonstop4h 30m
Alaska Airlines
Tue 8/116:19 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Deal found 6/5![Alaska Airlines logo]()
$457
This Delta deal was found by Cheapflights users on 6/7. 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 8/712:35 am
PDX
- IAH
1 stop7h 24m
Delta
Tue 8/117:20 am
IAH
- PDX
2 stops10h 43m
Delta
Deal found 6/7![Delta logo]()
$482
This Delta deal was found by Cheapflights users on 6/7. 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 7/156:30 am
PDX
- IAH
2 stops9h 23m
Delta
Sun 7/197:10 am
IAH
- PDX
1 stop7h 10m
Delta
Deal found 6/7![Delta logo]()
$482
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:30 pm
PDX
- IAH
1 stop10h 50m
Alaska Airlines
Mon 7/136:19 pm
IAH
- PDX
Nonstop4h 31m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/151:02 pm
PDX
- IAH
Nonstop4h 19m
United Airlines
Sun 7/199:30 am
IAH
- PDX
Nonstop4h 26m
United Airlines
Deal found 6/7![United Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 6/5. 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 7/107:05 am
PDX
- IAH
2 stops12h 45m
Delta
Mon 7/132:21 pm
IAH
- PDX
1 stop5h 57m
Delta
Deal found 6/5![Delta logo]()
$492
This Delta deal was found by Cheapflights users on 6/5. 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 7/146:00 am
PDX
- IAH
2 stops10h 52m
Delta
Tue 7/217:10 am
IAH
- PDX
2 stops10h 59m
Delta
Deal found 6/5![Delta logo]()
$497
Last-minute flights from Portland to George Bush IntcntlDiscover last-minute flight deals from Portland to George Bush Intcntl. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to George Bush Intcntl. Data last updated June 9, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Fri 7/36:14 pm
IAH
- PDX
1 stop24h 43m
Frontier
Deal found 6/5![Frontier logo]()
$319
This Gotogate deal was found by Cheapflights users on 6/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/288:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Sat 7/46:30 am
IAH
- PDX
1 stop12h 27m
Frontier
Deal found 6/7![Frontier logo]()
$316
This Orbitz deal was found by Cheapflights users on 6/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Mon 7/610:09 pm
IAH
- PDX
1 stop20h 22m
Frontier
Deal found 6/8![Frontier logo]()
$318
This CheapOair deal was found by Cheapflights users on 6/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/298:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Fri 7/310:08 pm
IAH
- PDX
1 stop20h 49m
Frontier
Deal found 6/8![Frontier logo]()
$328
This Expedia deal was found by Cheapflights users on 6/5. 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 7/26:19 pm
PDX
- IAH
1 stop16h 27m
Frontier
Tue 7/76:14 pm
IAH
- PDX
1 stop24h 22m
Frontier
Deal found 6/5![Frontier logo]()
$295
This CheapOair deal was found by Cheapflights users on 6/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:19 pm
PDX
- IAH
1 stop16h 27m
Frontier
Tue 7/76:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/6![Frontier logo]()
$324
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Tue 7/216:30 am
IAH
- PDX
1 stop12h 01m
Frontier
Deal found 6/5![Frontier logo]()
$311
This Trip.com deal was found by Cheapflights users on 6/4. 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.
Wed 7/225:21 pm
PDX
- IAH
1 stop15h 13m
Frontier
Sun 7/2610:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Deal found 6/4![Frontier logo]()
$334
This Trip.com deal was found by Cheapflights users on 6/4. 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.
Fri 7/2412:20 pm
PDX
- IAH
1 stop6h 54m
Frontier
Wed 7/296:14 pm
IAH
- PDX
1 stop24h 37m
Frontier
Deal found 6/4![Frontier logo]()
$308
This Booking.com deal was found by Cheapflights users on 6/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:16 pm
PDX
- IAH
1 stop15h 18m
Frontier
Thu 7/3010:09 pm
IAH
- PDX
1 stop20h 42m
Frontier
Deal found 6/4![Frontier logo]()
$317
One-way flights from Portland to George Bush IntcntlSearch for one-way flight options from Portland to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Portland to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Trip.com deal was found by Cheapflights users on 6/4. 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.
Mon 8/105:49 pm
PDX
- IAH
1 stop16h 33m
Frontier
Deal found 6/4![Frontier logo]()
$103
This Expedia deal was found by Cheapflights users on 6/4. 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 8/2012:26 pm
PDX
- IAH
1 stop10h 18m
Frontier
Deal found 6/4![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 8/175:49 pm
PDX
- IAH
1 stop16h 57m
Frontier
Deal found 6/6![Frontier logo]()
$157
This Super.com deal was found by Cheapflights users on 6/7. 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.
Thu 7/212:26 pm
PDX
- IAH
1 stop6h 47m
Frontier
Deal found 6/7![Frontier logo]()
$158
This Priceline deal was found by Cheapflights users on 6/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1012:20 pm
PDX
- IAH
1 stop6h 54m
Frontier
Deal found 6/5![Frontier logo]()
$159
This Super.com deal was found by Cheapflights users on 6/6. 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.
Wed 7/15:20 pm
PDX
- IAH
1 stop15h 22m
Frontier
Deal found 6/6![Frontier logo]()
$160
This Booking.com deal was found by Cheapflights users on 6/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:21 pm
PDX
- IAH
1 stop15h 13m
Frontier
Deal found 6/5![Frontier logo]()
$162
This Super.com deal was found by Cheapflights users on 6/8. 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 7/3112:20 pm
PDX
- IAH
1 stop10h 20m
Frontier
Deal found 6/8![Frontier logo]()
$163
This Super.com deal was found by Cheapflights users on 6/4. 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.
Mon 6/298:42 pm
PDX
- IAH
1 stop14h 04m
Frontier
Deal found 6/4![Frontier logo]()
$164
This Frontier deal was found by Cheapflights users on 6/8. 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 8/3012:26 pm
PDX
- IAH
1 stop10h 18m
Frontier
Deal found 6/8![Frontier logo]()
$165
This CheapOair deal was found by Cheapflights users on 6/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:49 pm
PDX
- IAH
1 stop15h 33m
Frontier
Deal found 6/8![Frontier logo]()
$170
Find flight deals from Portland to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to George Bush Intcntl (IAH). 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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $295 (Frontier) |
One-way from | $103 (Trip.com) |
Popular in | June |
Cheapest in | September |
Average price | $444 |
Good round-trip deal | $394 or less |
Good one-way deal | $237 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to George Bush Intcntl 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 June 9, 2026.
Use the filters below to find and compare flights from Portland to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandHouston
PDX - IAH
PDXIAH
Portland
Mon 8/24
7:00 am-1:31 pm
Nonstop4h 31m
Houston George Bush Intcntl
Sat 8/29
6:16 pm-8:50 pm
Nonstop4h 34m
$367
PortlandHouston
PDX - IAH
PDXIAH
Portland
Mon 8/24
6:00 am-5:40 pm
1 stop9h 40m
Houston George Bush Intcntl
Sat 8/29
7:20 am-4:03 pm
2 stops10h 43m
$392
Quickest round-trip
PortlandHouston
PDX - IAH
PDXIAH
Portland
Sat 7/11
11:59 pm-6:05 am
Nonstop4h 06m
Houston George Bush Intcntl
Mon 7/13
4:47 pm-7:18 pm
Nonstop4h 31m
$457
PortlandHouston
PDX - IAH
PDXIAH
Portland
Sat 8/8
7:05 am-1:35 pm
Nonstop4h 30m
Houston George Bush Intcntl
Tue 8/11
6:19 pm-8:50 pm
Nonstop4h 31m
$457
PortlandHouston
PDX - IAH
PDXIAH
Portland
Fri 8/7
12:35 am-9:59 am
1 stop7h 24m
Houston George Bush Intcntl
Tue 8/11
7:20 am-4:03 pm
2 stops10h 43m
$482
PortlandHouston
PDX - IAH
PDXIAH
Portland
Wed 7/15
6:30 am-5:53 pm
2 stops9h 23m
Houston George Bush Intcntl
Sun 7/19
7:10 am-12:20 pm
1 stop7h 10m
$482
PortlandHouston
PDX - IAH
PDXIAH
Portland
Thu 7/9
5:30 pm-6:20 am
1 stop10h 50m
Houston George Bush Intcntl
Mon 7/13
6:19 pm-8:50 pm
Nonstop4h 31m
$487
PortlandHouston
PDX - IAH
PDXIAH
Portland
Fri 7/10
7:05 am-9:50 pm
2 stops12h 45m
Houston George Bush Intcntl
Mon 7/13
2:21 pm-6:18 pm
1 stop5h 57m
$492
PortlandHouston
PDX - IAH
PDXIAH
Portland
Tue 7/14
6:00 am-6:52 pm
2 stops10h 52m
Houston George Bush Intcntl
Tue 7/21
7:10 am-4:09 pm
2 stops10h 59m
$497
PortlandHouston
PDX - IAH
PDXIAH
Portland
Wed 7/15
1:02 pm-7:21 pm
Nonstop4h 19m
Houston George Bush Intcntl
Sun 7/19
9:30 am-11:56 am
Nonstop4h 26m
$557
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to George Bush Intcntl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to George Bush Intcntl in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Houston George Bush Intcntl Airport 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 Portland-Houston George Bush Intcntl Airport 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 Portland to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Portland with our price prediction graph.
PDX-IAH
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 Portland to Houston George Bush Intcntl Airport
Prices
Airlines
How far ahead should I book a flight from Portland to Houston George Bush Intcntl Airport?
The price you pay for your flight from Portland to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Portland to Houston George Bush Intcntl Airport?
Currently, September is the cheapest month in which you can book a flight from Portland to Houston George Bush Intcntl Airport (average of $209). Flying from Portland to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $452). 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 PDX to IAH?
Find hourly flight availability from Portland to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Houston George Bush Intcntl Airport as you normally would.
The best insider tips for Portland to Houston George Bush Intcntl Airport 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 Portland to Houston George Bush Intcntl Airport trip
Our travel experts
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated June 9, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Hawaiian Airlines, andUnited Airlines from Portland to Houston George Bush Intcntl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Overall
7.9
Entertainment
7.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Portland to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locationsKaty
Spring
The Woodlands
Jersey Village
Humble
Conroe
Tomball
Cypress
Montgomery
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
Portland and George Bush Intcntl flights
Browse other Portland and George Bush Intcntl flight options. Last updated on June 9, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
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Top 4 airlines flying from Portland to George Bush Intcntl
Discover the top 4 airlines that operate flights from Portland to George Bush Intcntl. 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 June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$197 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$145 | Average$329 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$317 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$207 | Average$382 | FlexibilityNo cancel fee | On-time69% |