$338+ Cheap flights from George Bush Intcntl (IAH) to Barcelona
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BCN
May 27 — Jun 31
Round-trip
1 adult, Economy
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Cheapest flights from George Bush Intcntl to BarcelonaExplore the most affordable flight options available from George Bush Intcntl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:58 am
IAH
- BCN
1 stop20h 22m
Multiple Airlines
Tue 9/296:30 pm
BCN
- IAH
1 stop21h 23m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$738
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:55 am
IAH
- BCN
2 stops20h 25m
Multiple Airlines
Thu 9/36:30 pm
BCN
- IAH
1 stop27h 07m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$747
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.
Sun 9/139:58 am
IAH
- BCN
1 stop20h 22m
Multiple Airlines
Tue 9/226:30 pm
BCN
- IAH
1 stop21h 23m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$751
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.
Tue 10/69:58 am
IAH
- BCN
1 stop20h 22m
Multiple Airlines
Wed 10/142:45 pm
BCN
- IAH
2 stops25h 08m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$752
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:05 pm
IAH
- BCN
1 stop19h 45m
Turkish Airlines
Tue 11/2412:10 pm
BCN
- IAH
1 stop38h 00m
Turkish Airlines
Deal found 4/25![Turkish Airlines logo]()
$753
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:05 pm
IAH
- BCN
1 stop19h 10m
Turkish Airlines
Tue 10/67:40 am
BCN
- IAH
1 stop18h 30m
Turkish Airlines
Deal found 4/22![Turkish Airlines logo]()
$754
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.
Tue 10/69:59 am
IAH
- BCN
2 stops20h 21m
Multiple Airlines
Thu 10/156:30 pm
BCN
- IAH
1 stop21h 23m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$757
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:05 pm
IAH
- BCN
1 stop19h 10m
Turkish Airlines
Wed 9/167:40 am
BCN
- IAH
1 stop18h 30m
Turkish Airlines
Deal found 4/23![Turkish Airlines logo]()
$758
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 10/77:34 pm
IAH
- BCN
1 stop34h 46m
Multiple Airlines
Thu 10/156:30 pm
BCN
- IAH
1 stop31h 09m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$765
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:00 am
IAH
- BCN
1 stop15h 00m
Multiple Airlines
Tue 10/66:40 am
BCN
- IAH
1 stop13h 55m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$766
This Sembo 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:30 pm
IAH
- BCN
1 stop20h 10m
Turkish Airlines
Wed 5/137:05 pm
BCN
- IAH
1 stop31h 05m
Turkish Airlines
Deal found 4/23![Turkish Airlines logo]()
$767
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:00 am
IAH
- BCN
1 stop15h 00m
Multiple Airlines
Tue 10/66:40 am
BCN
- IAH
1 stop13h 55m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$768
Best flights from George Bush Intcntl to BarcelonaDiscover carefully curated flight deals from George Bush Intcntl to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:00 am
IAH
- BCN
1 stop15h 00m
United Airlines
Thu 10/156:40 am
BCN
- IAH
2 stops20h 00m
United Airlines
Deal found 4/25![United Airlines logo]()
$794
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.
Thu 9/1712:55 pm
IAH
- BCN
2 stops16h 35m
Delta
Tue 9/226:20 am
BCN
- IAH
2 stops24h 31m
Delta
Deal found 4/26![Delta logo]()
$856
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:25 pm
IAH
- BCN
1 stop18h 00m
KLM
Sun 5/246:20 am
BCN
- IAH
1 stop14h 00m
KLM
Deal found 4/25![KLM logo]()
$1,132
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/272:04 pm
IAH
- BCN
1 stop13h 06m
Finnair
Sun 8/309:30 pm
BCN
- IAH
2 stops51h 34m
Finnair
Deal found 4/22![Finnair logo]()
$1,245
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:25 pm
IAH
- BCN
2 stops24h 10m
SWISS
Tue 6/96:00 am
BCN
- IAH
2 stops21h 25m
SWISS
Deal found 4/25![SWISS logo]()
$1,408
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:00 pm
IAH
- BCN
2 stops20h 55m
Multiple Airlines
Sun 9/2711:25 am
BCN
- IAH
3 stops31h 40m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,410
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.
Wed 9/307:20 am
IAH
- BCN
2 stops17h 40m
United Airlines
Tue 10/66:40 am
BCN
- IAH
2 stops17h 42m
United Airlines
Deal found 4/24![United Airlines logo]()
$799
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.
Wed 10/710:00 am
IAH
- BCN
1 stop15h 00m
United Airlines
Sun 10/186:40 am
BCN
- IAH
2 stops19h 23m
United Airlines
Deal found 4/26![United Airlines logo]()
$844
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.
Thu 5/712:04 pm
IAH
- BCN
2 stops16h 11m
Delta
Tue 5/1211:10 am
BCN
- IAH
2 stops17h 23m
Delta
Deal found 4/23![Delta logo]()
$1,090
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:35 pm
IAH
- BCN
1 stop17h 00m
United Airlines
Sun 10/186:40 am
BCN
- IAH
1 stop13h 55m
United Airlines
Deal found 4/25![United Airlines logo]()
$949
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:25 pm
IAH
- BCN
1 stop31h 55m
United Airlines
Thu 6/1112:15 pm
BCN
- IAH
2 stops34h 24m
United Airlines
Deal found 4/25![United Airlines logo]()
$1,103
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:12 pm
IAH
- BCN
2 stops22h 33m
SWISS
Mon 5/116:00 am
BCN
- IAH
2 stops21h 12m
SWISS
Deal found 4/23![SWISS logo]()
$1,525
Last-minute flights from George Bush Intcntl to BarcelonaDiscover last-minute flight deals from George Bush Intcntl to Barcelona. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Barcelona. Data last updated April 27, 2026 and is based on user searches.
This Sembo 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:30 pm
IAH
- BCN
1 stop20h 10m
Turkish Airlines
Wed 5/137:05 pm
BCN
- IAH
1 stop31h 05m
Turkish Airlines
Deal found 4/23![Turkish Airlines logo]()
$767
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.
Mon 4/273:50 pm
IAH
- BCN
2 stops24h 10m
Multiple Airlines
Wed 5/133:30 pm
BCN
- IAH
1 stop23h 48m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$887
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/272:30 pm
IAH
- BCN
2 stops25h 15m
Multiple Airlines
Tue 5/122:10 pm
BCN
- IAH
2 stops36h 00m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$894
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 4/296:05 am
IAH
- BCN
2 stops24h 35m
Multiple Airlines
Thu 6/46:40 pm
BCN
- IAH
1 stop27h 21m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$901
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:50 am
IAH
- BCN
2 stops18h 10m
Multiple Airlines
Tue 5/1912:15 pm
BCN
- IAH
2 stops33h 59m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$890
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:00 pm
IAH
- BCN
3 stops25h 55m
Multiple Airlines
Wed 5/135:50 am
BCN
- IAH
3 stops32h 43m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$888
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 5/66:50 am
IAH
- BCN
2 stops25h 05m
Multiple Airlines
Wed 5/133:30 pm
BCN
- IAH
1 stop23h 48m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$910
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:50 am
IAH
- BCN
2 stops41h 55m
Multiple Airlines
Mon 5/183:30 pm
BCN
- IAH
1 stop31h 46m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$861
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 5/1010:00 am
IAH
- BCN
3 stops32h 30m
Multiple Airlines
Tue 5/2610:40 pm
BCN
- IAH
2 stops31h 49m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$889
One-way flights from George Bush Intcntl to BarcelonaSearch for one-way flight options from George Bush Intcntl to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from George Bush Intcntl to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 27, 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.
Tue 8/119:42 am
IAH
- BCN
3 stops31h 17m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$338
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:30 pm
IAH
- BCN
1 stop18h 35m
British Airways
Deal found 4/27![British Airways logo]()
$354
This CrystalTravel 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:05 pm
IAH
- BCN
1 stop13h 00m
British Airways
Deal found 4/22![British Airways logo]()
$356
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:10 pm
IAH
- BCN
1 stop16h 30m
British Airways
Deal found 4/27![British Airways logo]()
$357
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.
Sat 9/267:34 pm
IAH
- BCN
2 stops36h 11m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$363
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:05 pm
IAH
- BCN
1 stop13h 00m
American Airlines
Deal found 4/22![American Airlines logo]()
$364
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/99:05 pm
IAH
- BCN
1 stop14h 20m
British Airways
Deal found 4/27![British Airways logo]()
$365
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:45 pm
IAH
- BCN
2 stops32h 15m
Air Canada
Deal found 4/22![Air Canada logo]()
$370
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:13 pm
IAH
- BCN
2 stops23h 57m
SWISS
Deal found 4/27![SWISS logo]()
$374
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 8/16:25 pm
IAH
- BCN
1 stop31h 55m
United Airlines
Deal found 4/23![United Airlines logo]()
$375
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/110:00 am
IAH
- BCN
2 stops40h 20m
Air Canada
Deal found 4/22![Air Canada logo]()
$379
Find flight deals from George Bush Intcntl to Barcelona
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Barcelona (S37). 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 27, 2026.
Round-trip from | $738 (Kiwi.com) |
|---|---|
One-way from | $338 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $787 |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Barcelona 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 27, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Barcelona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Wed 10/7
10:00 am-8:00 am
1 stop15h 00m
Barcelona-El Prat
Thu 10/15
6:40 am-7:40 pm
2 stops20h 00m
$794
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Wed 9/30
7:20 am-8:00 am
2 stops17h 40m
Barcelona-El Prat
Tue 10/6
6:40 am-5:22 pm
2 stops17h 42m
$799
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Wed 10/7
10:00 am-8:00 am
1 stop15h 00m
Barcelona-El Prat
Sun 10/18
6:40 am-7:03 pm
2 stops19h 23m
$844
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Thu 9/17
12:55 pm-12:30 pm
2 stops16h 35m
Barcelona-El Prat
Tue 9/22
6:20 am-11:51 pm
2 stops24h 31m
$856
Quickest round-trip
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Sun 10/4
3:35 pm-3:35 pm
1 stop17h 00m
Barcelona-El Prat
Sun 10/18
6:40 am-1:35 pm
1 stop13h 55m
$949
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Thu 5/7
12:04 pm-11:15 am
2 stops16h 11m
Barcelona-El Prat
Tue 5/12
11:10 am-9:33 pm
2 stops17h 23m
$1,090
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Tue 6/2
6:25 pm-9:20 am
1 stop31h 55m
Barcelona-El Prat
Thu 6/11
12:15 pm-3:39 pm
2 stops34h 24m
$1,103
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Mon 5/18
3:25 pm-4:25 pm
1 stop18h 00m
Barcelona-El Prat
Sun 5/24
6:20 am-1:20 pm
1 stop14h 00m
$1,132
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Mon 7/27
2:04 pm-10:10 am
1 stop13h 06m
Barcelona-El Prat
Sun 8/30
9:30 pm-6:04 pm
2 stops51h 34m
$1,245
HoustonBarcelona
IAH - BCN
IAHBCN
Houston George Bush Intcntl
Thu 6/4
4:25 pm-11:35 pm
2 stops24h 10m
Barcelona-El Prat
Tue 6/9
6:00 am-8:25 pm
2 stops21h 25m
$1,408
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from George Bush Intcntl to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from George Bush Intcntl with our price prediction graph.
IAH-S37
IAH-BCN
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 Barcelona
IAH-S37
IAH-BCN
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Barcelona?
The price you pay for your flight from Houston George Bush Intcntl Airport to Barcelona may vary depending on when you book. For the best chance of a lower fare, look to book 85 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 Barcelona?
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Barcelona (average of $411). Flying from Houston George Bush Intcntl Airport to Barcelona in July is currently the most expensive (average of $655). 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 Barcelona?
Reviews of airlines servicing Barcelona
Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated April 27, 2026.
See what other customers who have flown with Delta,United Airlines, andAir Canada from Houston George Bush Intcntl Airport to Barcelona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Overall
7.9
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl to Barcelona. 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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George Bush Intcntl and Barcelona flights
Browse other George Bush Intcntl and Barcelona flight options. Last updated on April 27, 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 27, 2026.
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Top 10 airlines flying from George Bush Intcntl to Barcelona
Discover the top 10 airlines that operate flights from George Bush Intcntl to Barcelona. 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$531 | Average$603 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$535 | Average$848 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$566 | Average$785 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$567 | Average$860 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$577 | Average$949 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$582 | Average$885 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$603 | Average$1,052 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$607 | Average$977 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$622 | Average$989 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$632 | Average$745 | FlexibilityNo cancel fee | On-time77% |