$502+ Cheap flights from George Bush Intcntl (IAH) to Islamabad (ISB)
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.
IAH — ISB
May 24 — May 311
Round-trip
1 adult, Economy
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Cheapest flights from George Bush Intcntl to IslamabadExplore the most affordable flight options available from George Bush Intcntl to Islamabad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Islamabad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 am
IAH
- ISB
2 stops34h 55m
Etihad Airways
Tue 6/94:50 am
ISB
- IAH
2 stops42h 34m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$917
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:44 pm
IAH
- ISB
2 stops52h 41m
Etihad Airways
Tue 6/234:50 am
ISB
- IAH
2 stops46h 35m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$933
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 am
IAH
- ISB
2 stops34h 55m
Etihad Airways
Tue 9/84:50 am
ISB
- IAH
2 stops45h 27m
Etihad Airways
Deal found 4/24![Etihad Airways logo]()
$953
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:30 am
IAH
- ISB
2 stops25h 55m
Etihad Airways
Mon 5/184:50 am
ISB
- IAH
2 stops45h 39m
Etihad Airways
Deal found 4/20![Etihad Airways logo]()
$959
This IEagle deal was found by Cheapflights users on 4/22. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Wed 11/43:15 am
ISB
- IAH
1 stop24h 05m
Emirates
Deal found 4/22![Emirates logo]()
$961
This oojo deal was found by Cheapflights users on 4/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:10 pm
IAH
- ISB
2 stops44h 15m
Etihad Airways
Mon 6/227:45 pm
ISB
- IAH
2 stops30h 41m
Etihad Airways
Deal found 4/19![Etihad Airways logo]()
$966
This IEagle deal was found by Cheapflights users on 4/22. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Fri 6/129:25 am
ISB
- IAH
1 stop41h 25m
Emirates
Deal found 4/22![Emirates logo]()
$971
This oojo deal was found by Cheapflights users on 4/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:35 pm
IAH
- ISB
1 stop19h 40m
Emirates
Wed 5/133:05 am
ISB
- IAH
1 stop23h 45m
Emirates
Deal found 4/19![Emirates logo]()
$974
This FlightHub deal was found by Cheapflights users on 4/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:05 pm
IAH
- ISB
1 stop20h 30m
Turkish Airlines
Wed 11/1810:20 am
ISB
- IAH
1 stop43h 50m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$987
This IEagle 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Wed 1/273:15 am
ISB
- IAH
1 stop24h 05m
Emirates
Deal found 4/23![Emirates logo]()
$991
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:20 pm
IAH
- ISB
1 stop26h 50m
Qatar Airways
Wed 6/179:25 am
ISB
- IAH
1 stop40h 30m
Qatar Airways
Deal found 4/21![Qatar Airways logo]()
$995
Best flights from George Bush Intcntl to IslamabadDiscover carefully curated flight deals from George Bush Intcntl to Islamabad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Islamabad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
This Etihad Airways deal was found by Cheapflights users on 4/19. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:13 am
IAH
- ISB
2 stops30h 12m
Multiple Airlines
Wed 11/187:25 pm
ISB
- IAH
2 stops32h 29m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$1,049
This Emirates deal was found by Cheapflights users on 4/22. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Mon 10/59:25 am
ISB
- IAH
1 stop41h 25m
Emirates
Deal found 4/22![Emirates logo]()
$1,059
This Turkish Airlines deal was found by Cheapflights users on 4/19. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:30 pm
IAH
- ISB
1 stop31h 15m
Turkish Airlines
Thu 10/223:30 pm
ISB
- IAH
2 stops37h 40m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$1,174
This Qatar Airways deal was found by Cheapflights users on 4/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:00 am
IAH
- ISB
2 stops32h 50m
Qatar Airways
Sun 10/43:30 am
ISB
- IAH
1 stop22h 25m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,214
This Etihad Airways 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:04 am
IAH
- ISB
2 stops35h 21m
Multiple Airlines
Wed 6/177:45 pm
ISB
- IAH
2 stops38h 10m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,148
This Turkish Airlines deal was found by Cheapflights users on 4/22. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:05 pm
IAH
- ISB
2 stops31h 25m
Turkish Airlines
Mon 10/53:30 pm
ISB
- IAH
2 stops37h 40m
Turkish Airlines
Deal found 4/22![Turkish Airlines logo]()
$1,324
This Qatar Airways deal was found by Cheapflights users on 4/19. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:18 am
IAH
- ISB
2 stops28h 32m
Qatar Airways
Wed 10/213:30 am
ISB
- IAH
2 stops30h 33m
Qatar Airways
Deal found 4/19![Qatar Airways logo]()
$1,515
This Emirates deal was found by Cheapflights users on 4/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:35 pm
IAH
- ISB
1 stop19h 40m
Emirates
Fri 6/123:05 am
ISB
- IAH
1 stop23h 45m
Emirates
Deal found 4/21![Emirates logo]()
$1,714
This Qatar Airways deal was found by Cheapflights users on 4/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:42 pm
IAH
- ISB
2 stops23h 03m
Multiple Airlines
Thu 6/113:30 am
ISB
- IAH
1 stop24h 30m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,621
This CheapOair deal was found by Cheapflights users on 4/19. 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 6/12:30 pm
IAH
- ISB
1 stop27h 05m
Turkish Airlines
Wed 6/175:05 am
ISB
- IAH
1 stop24h 05m
Turkish Airlines
Deal found 4/19![Turkish Airlines logo]()
$1,628
This Emirates deal was found by Cheapflights users on 4/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:35 pm
IAH
- ISB
1 stop19h 40m
Emirates
Mon 6/293:05 am
ISB
- IAH
1 stop23h 45m
Emirates
Deal found 4/21![Emirates logo]()
$1,723
Last-minute flights from George Bush Intcntl to IslamabadDiscover last-minute flight deals from George Bush Intcntl to Islamabad. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Islamabad. Data last updated April 24, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:30 am
IAH
- ISB
2 stops25h 55m
Etihad Airways
Mon 5/184:50 am
ISB
- IAH
2 stops45h 39m
Etihad Airways
Deal found 4/20![Etihad Airways logo]()
$959
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 am
IAH
- ISB
2 stops34h 55m
Etihad Airways
Tue 6/94:50 am
ISB
- IAH
2 stops42h 34m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$917
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 am
IAH
- ISB
2 stops34h 55m
Etihad Airways
Tue 9/84:50 am
ISB
- IAH
2 stops45h 27m
Etihad Airways
Deal found 4/24![Etihad Airways logo]()
$953
This oojo deal was found by Cheapflights users on 4/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:10 pm
IAH
- ISB
2 stops44h 15m
Etihad Airways
Mon 6/227:45 pm
ISB
- IAH
2 stops30h 41m
Etihad Airways
Deal found 4/19![Etihad Airways logo]()
$966
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:04 am
IAH
- ISB
2 stops26h 21m
Etihad Airways
Sat 10/314:30 am
ISB
- IAH
2 stops47h 24m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$1,008
This Emirates deal was found by Cheapflights users on 4/21. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Fri 9/259:25 am
ISB
- IAH
1 stop41h 25m
Emirates
Deal found 4/21![Emirates logo]()
$1,009
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:35 pm
IAH
- ISB
1 stop19h 40m
Emirates
Wed 6/33:05 am
ISB
- IAH
1 stop23h 45m
Emirates
Deal found 4/23![Emirates logo]()
$1,011
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:44 pm
IAH
- ISB
2 stops52h 41m
Etihad Airways
Tue 6/234:50 am
ISB
- IAH
2 stops46h 35m
Etihad Airways
Deal found 4/21![Etihad Airways logo]()
$933
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:20 pm
IAH
- ISB
1 stop26h 50m
Qatar Airways
Wed 6/179:25 am
ISB
- IAH
1 stop40h 30m
Qatar Airways
Deal found 4/21![Qatar Airways logo]()
$995
This IEagle deal was found by Cheapflights users on 4/22. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:35 pm
IAH
- ISB
1 stop25h 55m
Emirates
Fri 6/129:25 am
ISB
- IAH
1 stop41h 25m
Emirates
Deal found 4/22![Emirates logo]()
$971
This oojo deal was found by Cheapflights users on 4/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:35 pm
IAH
- ISB
1 stop19h 40m
Emirates
Wed 5/133:05 am
ISB
- IAH
1 stop23h 45m
Emirates
Deal found 4/19![Emirates logo]()
$974
One-way flights from George Bush Intcntl to IslamabadSearch for one-way flight options from George Bush Intcntl to Islamabad. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
Search for one-way flight options from George Bush Intcntl to Islamabad. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
This CrystalTravel deal was found by Cheapflights users on 4/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:20 pm
IAH
- ISB
1 stop26h 50m
Qatar Airways
Deal found 4/20![Qatar Airways logo]()
$502
This JetBlue deal was found by Cheapflights users on 4/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:50 pm
IAH
- ISB
1 stop27h 20m
JetBlue
Deal found 4/20![JetBlue logo]()
$521
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Sun 5/37:50 pm
IAH
- ISB
1 stop27h 20m
American Airlines
Deal found 4/21![American Airlines logo]()
$541
This IEagle deal was found by Cheapflights users on 4/20. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/88:20 pm
IAH
- ISB
1 stop26h 50m
Qatar Airways
Deal found 4/20![Qatar Airways logo]()
$552
This Etihad Airways deal was found by Cheapflights users on 4/19. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:04 am
IAH
- ISB
2 stops35h 21m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$556
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 5/89:50 am
IAH
- ISB
2 stops29h 55m
American Airlines
Deal found 4/20![American Airlines logo]()
$586
This Trip.com deal was found by Cheapflights users on 4/20. 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.
Sat 5/99:45 am
IAH
- ISB
3 stops37h 25m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$588
Find flight deals from George Bush Intcntl to Islamabad
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Islamabad (ISB). 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 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $933 (oojo) |
One-way from | $502 (CrystalTravel) |
Popular in | June |
Cheapest in | March |
Average price | $1,058 |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Islamabad 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 24, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Islamabad that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Thu 10/1
11:13 am-3:25 am
2 stops30h 12m
Islamabad Intl
Wed 11/18
7:25 pm-4:54 pm
2 stops32h 29m
$1,049
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Thu 10/1
7:35 pm-7:30 am
1 stop25h 55m
Islamabad Intl
Mon 10/5
9:25 am-4:50 pm
1 stop41h 25m
$1,059
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Wed 5/13
6:04 am-3:25 am
2 stops35h 21m
Islamabad Intl
Wed 6/17
7:45 pm-11:55 pm
2 stops38h 10m
$1,148
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Mon 10/19
2:30 pm-7:45 am
1 stop31h 15m
Islamabad Intl
Thu 10/22
3:30 pm-7:10 pm
2 stops37h 40m
$1,174
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Thu 10/1
7:00 am-1:50 am
2 stops32h 50m
Islamabad Intl
Sun 10/4
3:30 am-3:55 pm
1 stop22h 25m
$1,214
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Thu 10/1
9:05 pm-2:30 pm
2 stops31h 25m
Islamabad Intl
Mon 10/5
3:30 pm-7:10 pm
2 stops37h 40m
$1,324
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Mon 10/19
11:18 am-1:50 am
2 stops28h 32m
Islamabad Intl
Wed 10/21
3:30 am-12:03 am
2 stops30h 33m
$1,515
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Wed 5/13
4:42 pm-1:45 am
2 stops23h 03m
Islamabad Intl
Thu 6/11
3:30 am-6:00 pm
1 stop24h 30m
$1,621
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Mon 6/1
2:30 pm-3:35 am
1 stop27h 05m
Islamabad Intl
Wed 6/17
5:05 am-7:10 pm
1 stop24h 05m
$1,628
Quickest round-trip
HoustonIslamabad
IAH - ISB
IAHISB
Houston George Bush Intcntl
Tue 5/12
7:35 pm-1:15 am
1 stop19h 40m
Islamabad Intl
Fri 6/12
3:05 am-4:50 pm
1 stop23h 45m
$1,714
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Islamabad
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 George Bush Intcntl to Islamabad in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Islamabad flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Islamabad flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Islamabad flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Islamabad 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 Houston George Bush Intcntl Airport-Islamabad 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 George Bush Intcntl to Islamabad
Have a flexible travel schedule? Discover the best time to fly to Islamabad from George Bush Intcntl with our price prediction graph.
IAH-ISB
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 Houston George Bush Intcntl Airport to Islamabad
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How far ahead should I book a flight from Houston George Bush Intcntl Airport to Islamabad?
The price you pay for your flight from Houston George Bush Intcntl Airport to Islamabad may vary depending on when you book. For the best chance of a lower fare, look to book 60 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 Houston George Bush Intcntl Airport to Islamabad?
Currently, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Islamabad (average of $883). Flying from Houston George Bush Intcntl Airport to Islamabad in June is currently the most expensive (average of $1,623). 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.
How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to Islamabad?
What’s the top layover airport for flights from Houston George Bush Intcntl Airport to Islamabad?
Share of 1-stop round-trip flights from Houston George Bush Intcntl Airport to Islamabad chosen by Cheapflights users in the past 12 months, using the same layover each way.
Doha (DOH) – chosen by Cheapflights users on 67% of 1-stop itineraries from Houston George Bush Intcntl Airport to Islamabad on Cheapflights.
What’s the cheapest layover airport for flights from Houston George Bush Intcntl Airport to Islamabad?
Average round-trip fare for 1-stop flights from Houston George Bush Intcntl Airport to Islamabad, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Doha (DOH) is the most affordable 1-stop option, with an average round-trip price of $1,105.
What’s the fastest layover option from Houston George Bush Intcntl Airport to Islamabad?
Shortest average travel time for 1-stop one-way flights from Houston George Bush Intcntl Airport to Islamabad, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dubai (DXB) have the shortest average one-way travel time for 1-stop routes: 19h 20m.
Which airport typically offers the quickest layover for flights from Houston George Bush Intcntl Airport to Islamabad?
Average layover duration for 1-stop one-way flights from Houston George Bush Intcntl Airport to Islamabad, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dubai (DXB) offer the fastest connection on this route, with an average layover time of 2h 53m.
Reviews of airlines servicing Islamabad
Get insights into the airlines that provide service to Islamabad. 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 Islamabad. Reviews last updated April 24, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Islamabad, such as Emirates,Qatar Airways, andTurkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.3
Overall
8.1
Boarding
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.3
Overall
8.1
Boarding
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.3
Overall
8.1
Boarding
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.3
Overall
8.1
Boarding
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Mar 2026
SFO - DXB
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl to Islamabad. 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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Other flights to Islamabad
Explore flights to Islamabad departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 24, 2026.
George Bush Intcntl and Islamabad flights
Browse other George Bush Intcntl and Islamabad flight options. Last updated on April 24, 2026.
Other flights from George Bush Intcntl
Browse through other flights departing from George Bush Intcntl. Flights are based on user searches made on Cheapflights and were last updated on April 24, 2026.
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Top 3 airlines flying from George Bush Intcntl to Islamabad
Discover the top 3 airlines that operate flights from George Bush Intcntl to Islamabad. 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 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$784 | Average$992 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$866 | Average$1,130 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$918 | Average$1,167 | FlexibilityNo cancel fee | On-time75% |