$219+ Cheap flights from George Bush Intcntl (IAH) to Spain
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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — MAD
Mar 20 — Mar 271
1 adult, Economy
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Find cheap flights from George Bush Intcntl to Spain with Cheapflights
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Cheapest flights from George Bush Intcntl to SpainExplore the most affordable flight options available from George Bush Intcntl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:05 am
IAH
- MAD
2 stops17h 00m
United Airlines
Fri 10/2312:45 pm
MAD
- IAH
1 stop14h 07m
United Airlines
Deal found 2/16![United Airlines logo]()
$489
This Booking.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:00 pm
IAH
- MAD
2 stops29h 50m
Air Canada
Wed 10/2112:45 pm
MAD
- IAH
2 stops37h 17m
Air Canada
Deal found 2/15![Air Canada logo]()
$490
This Air Canada deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:00 am
IAH
- MAD
1 stop13h 50m
Air Canada
Wed 10/2112:45 pm
MAD
- IAH
2 stops27h 20m
Air Canada
Deal found 2/16![Air Canada logo]()
$492
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:20 am
IAH
- MAD
1 stop19h 30m
Air Canada
Thu 10/151:30 pm
MAD
- IAH
1 stop15h 22m
Air Canada
Deal found 2/15![Air Canada logo]()
$493
This Mytrip deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:10 pm
IAH
- MAD
1 stop12h 50m
Air Canada
Wed 4/812:45 pm
MAD
- IAH
1 stop14h 41m
Air Canada
Deal found 2/14![Air Canada logo]()
$494
This Mytrip deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:10 pm
IAH
- MAD
1 stop23h 00m
ITA Airways
Wed 9/95:55 am
MAD
- IAH
1 stop16h 45m
ITA Airways
Deal found 2/14![ITA Airways logo]()
$495
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:15 am
IAH
- MAD
2 stops16h 05m
Delta
Thu 10/152:35 pm
MAD
- IAH
2 stops25h 57m
Delta
Deal found 2/15![Delta logo]()
$496
This Air Canada deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/310:00 am
IAH
- MAD
2 stops39h 50m
Air Canada
Thu 10/221:30 pm
MAD
- IAH
1 stop15h 22m
Air Canada
Deal found 2/16![Air Canada logo]()
$497
This Flighttix deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1211:50 am
IAH
- MAD
1 stop12h 00m
Multiple Airlines
Tue 4/288:25 am
MAD
- IAH
1 stop16h 35m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$499
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:00 am
IAH
- MAD
2 stops16h 50m
Air Canada
Wed 10/1412:45 pm
MAD
- IAH
2 stops27h 20m
Air Canada
Deal found 2/15![Air Canada logo]()
$500
This Mytrip deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:25 pm
IAH
- MAD
2 stops30h 25m
Air Canada
Wed 4/2912:45 pm
MAD
- IAH
1 stop14h 41m
Air Canada
Deal found 2/16![Air Canada logo]()
$501
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:40 am
IAH
- MAD
2 stops25h 00m
United Airlines
Thu 12/106:25 am
MAD
- IAH
2 stops17h 30m
United Airlines
Deal found 2/15![United Airlines logo]()
$502
Best flights from George Bush Intcntl to SpainDiscover carefully curated flight deals from George Bush Intcntl to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 18, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 18, 2026.
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:50 am
IAH
- MAD
1 stop12h 00m
United Airlines
Wed 4/2212:45 pm
MAD
- IAH
2 stops39h 36m
United Airlines
Deal found 2/15![United Airlines logo]()
$509
This oojo deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2310:45 pm
IAH
- MAD
1 stop15h 15m
British Airways
Tue 3/316:25 pm
MAD
- IAH
2 stops36h 28m
British Airways
Deal found 2/14![British Airways logo]()
$525
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/234:30 pm
IAH
- MAD
1 stop21h 10m
Delta
Tue 3/3112:20 pm
MAD
- IAH
2 stops18h 39m
Delta
Deal found 2/17![Delta logo]()
$545
This KLM deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:50 pm
IAH
- AGP
1 stop19h 50m
Multiple Airlines
Thu 4/3012:50 pm
AGP
- IAH
1 stop31h 25m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$623
This KLM deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:59 pm
IAH
- PMI
2 stops15h 56m
KLM
Tue 4/2810:20 pm
PMI
- IAH
1 stop21h 55m
KLM
Deal found 2/18![KLM logo]()
$627
This Air France deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:50 pm
IAH
- AGP
1 stop23h 45m
Air France
Thu 4/3012:40 pm
AGP
- IAH
2 stops17h 14m
Air France
Deal found 2/15![Air France logo]()
$640
This Turkish Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:30 pm
IAH
- BIO
1 stop19h 50m
Turkish Airlines
Wed 5/206:20 pm
BIO
- IAH
1 stop31h 50m
Turkish Airlines
Deal found 2/16![Turkish Airlines logo]()
$653
This Air Canada deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:00 am
IAH
- BCN
1 stop15h 00m
Air Canada
Wed 5/139:40 am
BCN
- IAH
2 stops17h 19m
Air Canada
Deal found 2/18![Air Canada logo]()
$692
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:06 am
IAH
- PMI
2 stops15h 19m
American Airlines
Tue 4/288:35 pm
PMI
- IAH
1 stop23h 50m
American Airlines
Deal found 2/18![American Airlines logo]()
$786
This Trip.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/43:35 pm
IAH
- SCQ
1 stop18h 40m
Lufthansa
Sat 4/115:45 pm
SCQ
- IAH
1 stop26h 50m
Lufthansa
Deal found 2/18![Lufthansa logo]()
$951
This Iberia deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/54:51 pm
IAH
- SCQ
2 stops21h 14m
Iberia
Fri 4/171:45 pm
SCQ
- IAH
2 stops17h 14m
Iberia
Deal found 2/18![Iberia logo]()
$976
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:35 am
IAH
- MAD
2 stops16h 15m
United Airlines
Mon 9/71:30 pm
MAD
- IAH
1 stop15h 31m
United Airlines
Deal found 2/16![United Airlines logo]()
$543
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:05 pm
IAH
- MAD
1 stop18h 35m
Delta
Wed 4/156:00 am
MAD
- IAH
2 stops19h 34m
Delta
Deal found 2/15![Delta logo]()
$562
This Cheapflightsfares deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/92:25 pm
IAH
- MAD
1 stop12h 10m
British Airways
Tue 4/141:35 pm
MAD
- IAH
1 stop17h 13m
British Airways
Deal found 2/14![British Airways logo]()
$569
This oojo deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/221:26 pm
IAH
- SCQ
2 stops43h 44m
Aer Lingus
Mon 9/214:50 pm
SCQ
- IAH
2 stops37h 27m
Aer Lingus
Deal found 2/16![Aer Lingus logo]()
$1,179
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:50 am
IAH
- MAD
1 stop12h 00m
United Airlines
Wed 4/155:55 am
MAD
- IAH
2 stops21h 31m
United Airlines
Deal found 2/17![United Airlines logo]()
$554
This KLM deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:20 pm
IAH
- AGP
1 stop18h 15m
KLM
Mon 4/2010:40 am
AGP
- IAH
1 stop33h 35m
KLM
Deal found 2/18![KLM logo]()
$628
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:50 pm
IAH
- MAD
1 stop12h 30m
Delta
Mon 5/46:00 am
MAD
- IAH
1 stop14h 15m
Delta
Deal found 2/16![Delta logo]()
$573
This Turkish Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:05 pm
IAH
- BIO
1 stop36h 05m
Turkish Airlines
Wed 4/156:15 pm
BIO
- IAH
1 stop31h 55m
Turkish Airlines
Deal found 2/15![Turkish Airlines logo]()
$653
This KLM deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/213:50 pm
IAH
- VLC
1 stop12h 45m
Multiple Airlines
Wed 4/296:35 am
VLC
- IAH
1 stop13h 40m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$672
This KLM deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:30 pm
IAH
- PMI
1 stop17h 00m
KLM
Wed 4/110:30 pm
PMI
- IAH
1 stop21h 45m
KLM
Deal found 2/15![KLM logo]()
$629
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:38 pm
IAH
- MAD
1 stop14h 17m
Delta
Thu 4/236:00 am
MAD
- IAH
1 stop14h 15m
Delta
Deal found 2/16![Delta logo]()
$573
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:50 am
IAH
- VLC
2 stops22h 45m
Air Canada
Wed 4/296:00 am
VLC
- IAH
2 stops21h 26m
Air Canada
Deal found 2/15![Air Canada logo]()
$695
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:20 am
IAH
- MAD
2 stops18h 40m
United Airlines
Tue 3/1712:40 pm
MAD
- IAH
2 stops31h 00m
United Airlines
Deal found 2/15![United Airlines logo]()
$588
This Gurufare deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:05 pm
IAH
- VLC
1 stop29h 50m
Turkish Airlines
Wed 4/2211:05 am
VLC
- IAH
1 stop39h 05m
Turkish Airlines
Deal found 2/15![Turkish Airlines logo]()
$669
This oojo deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:20 am
IAH
- IBZ
2 stops25h 05m
British Airways
Wed 4/151:20 pm
IBZ
- IAH
1 stop31h 05m
British Airways
Deal found 2/15![British Airways logo]()
$671
This KLM deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:05 pm
IAH
- AGP
1 stop13h 15m
Multiple Airlines
Mon 3/1610:40 am
AGP
- IAH
2 stops18h 19m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$684
This United Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:50 am
IAH
- MAD
1 stop12h 00m
United Airlines
Tue 4/76:20 am
MAD
- IAH
2 stops20h 50m
United Airlines
Deal found 2/14![United Airlines logo]()
$591
This FlightHub deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:05 pm
IAH
- AGP
1 stop36h 35m
Turkish Airlines
Wed 5/135:55 pm
AGP
- IAH
1 stop32h 15m
Turkish Airlines
Deal found 2/16![Turkish Airlines logo]()
$679
This British Airways deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/173:30 pm
IAH
- BCN
1 stop13h 50m
British Airways
Mon 4/209:20 pm
BCN
- IAH
1 stop23h 05m
British Airways
Deal found 2/17![British Airways logo]()
$682
Last-minute flights from George Bush Intcntl to SpainDiscover last-minute flight deals from George Bush Intcntl to Spain. Data last updated February 18, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Spain. Data last updated February 18, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:05 pm
IAH
- AGP
1 stop17h 50m
Multiple Airlines
Wed 3/411:10 am
AGP
- IAH
1 stop33h 20m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$624
This Flysmarter deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/155:05 pm
IAH
- BCN
1 stop20h 15m
Multiple Airlines
Tue 3/3111:00 am
BCN
- IAH
1 stop19h 59m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$620
This Delta deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/165:05 pm
IAH
- AGP
1 stop17h 50m
Delta
Tue 3/315:25 pm
AGP
- IAH
1 stop26h 50m
Delta
Deal found 2/16![Delta logo]()
$623
This Air France deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:05 pm
IAH
- MAD
1 stop16h 15m
Multiple Airlines
Wed 4/298:30 pm
MAD
- IAH
1 stop23h 45m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:50 pm
IAH
- MAD
2 stops29h 10m
United Airlines
Wed 4/2912:45 pm
MAD
- IAH
1 stop14h 41m
United Airlines
Deal found 2/17![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/217:50 pm
IAH
- BCN
1 stop30h 30m
United Airlines
Thu 4/21:15 pm
BCN
- IAH
1 stop28h 45m
United Airlines
Deal found 2/17![United Airlines logo]()
$619
This Mytrip deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:10 pm
IAH
- MAD
1 stop12h 50m
Air Canada
Wed 4/812:45 pm
MAD
- IAH
1 stop14h 41m
Air Canada
Deal found 2/14![Air Canada logo]()
$494
This Cheapflightsfares deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/234:50 pm
IAH
- MAD
1 stop13h 05m
British Airways
Wed 4/83:55 pm
MAD
- IAH
1 stop15h 04m
British Airways
Deal found 2/16![British Airways logo]()
$512
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:00 am
IAH
- MAD
2 stops20h 00m
United Airlines
Wed 4/812:45 pm
MAD
- IAH
2 stops33h 51m
United Airlines
Deal found 2/16![United Airlines logo]()
$514
This oojo deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/237:43 pm
IAH
- MAD
2 stops16h 47m
British Airways
Wed 4/11:00 pm
MAD
- IAH
1 stop17h 52m
British Airways
Deal found 2/16![British Airways logo]()
$517
This Air France deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:05 pm
IAH
- MAD
1 stop24h 00m
Multiple Airlines
Tue 3/318:30 pm
MAD
- IAH
1 stop23h 45m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$524
This oojo deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2310:45 pm
IAH
- MAD
1 stop15h 15m
British Airways
Tue 3/316:25 pm
MAD
- IAH
2 stops36h 28m
British Airways
Deal found 2/14![British Airways logo]()
$525
One-way flights from George Bush Intcntl to SpainSearch for one-way flight options from George Bush Intcntl to Spain. Find affordable one-way fares based on user searches. Data last updated February 18, 2026.
Search for one-way flight options from George Bush Intcntl to Spain. Find affordable one-way fares based on user searches. Data last updated February 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:32 pm
IAH
- MAD
1 stop11h 33m
Iberia
Deal found 2/15![Iberia logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/255:49 pm
IAH
- BCN
2 stops36h 31m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:49 pm
IAH
- BCN
2 stops36h 31m
Multiple Airlines
Deal found 2/15![Multiple Airlines logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/269:27 am
IAH
- BCN
2 stops44h 53m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:05 am
IAH
- BCN
2 stops49h 15m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:49 pm
IAH
- BCN
2 stops36h 31m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$246
This Cheapflightsfares deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:30 pm
IAH
- BCN
1 stop24h 00m
British Airways
Deal found 2/14![British Airways logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:49 pm
IAH
- BCN
2 stops36h 31m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:45 pm
IAH
- MAD
2 stops29h 05m
United Airlines
Deal found 2/16![United Airlines logo]()
$255
This Mytrip deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:45 pm
IAH
- BCN
2 stops32h 15m
Air Canada
Deal found 2/14![Air Canada logo]()
$260
This eDestinos deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:57 am
IAH
- MAD
1 stop13h 48m
Iberia
Deal found 2/16![Iberia logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/229:15 pm
IAH
- MAD
3 stops43h 30m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$268
Find flight deals from George Bush Intcntl to Spain
Keep the following information in mind while searching for George Bush Intcntl to Spain flight deals. Data was last updated February 18, 2026.
Round-trip from | $499 (Flighttix) |
|---|---|
One-way from | $219 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $765 |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl to Spain 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 February 18, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Spain that are best for you.
Fly from
George Bush Intcntl
Fly to
Spain
Route
Depart
Return
Price
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Tue 4/14
11:50 am-6:50 am
1 stop12h 00m
Madrid Barajas
Wed 4/22
12:45 pm-9:21 pm
2 stops39h 36m
$509
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Mon 3/23
10:45 pm-8:00 pm
1 stop15h 15m
Madrid Barajas
Tue 3/31
6:25 pm-11:53 pm
2 stops36h 28m
$525
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Mon 8/10
7:35 am-6:50 am
2 stops16h 15m
Madrid Barajas
Mon 9/7
1:30 pm-10:01 pm
1 stop15h 31m
$543
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Mon 3/23
4:30 pm-7:40 pm
1 stop21h 10m
Madrid Barajas
Tue 3/31
12:20 pm-11:59 pm
2 stops18h 39m
$545
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Tue 3/31
11:50 am-6:50 am
1 stop12h 00m
Madrid Barajas
Wed 4/15
5:55 am-8:26 pm
2 stops21h 31m
$554
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Wed 3/25
5:05 pm-5:40 pm
1 stop18h 35m
Madrid Barajas
Wed 4/15
6:00 am-6:34 pm
2 stops19h 34m
$562
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Thu 4/9
2:25 pm-9:35 am
1 stop12h 10m
Madrid Barajas
Tue 4/14
1:35 pm-11:48 pm
1 stop17h 13m
$569
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Mon 4/27
3:50 pm-11:20 am
1 stop12h 30m
Madrid Barajas
Mon 5/4
6:00 am-1:15 pm
1 stop14h 15m
$573
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Thu 4/16
12:38 pm-9:55 am
1 stop14h 17m
Madrid Barajas
Thu 4/23
6:00 am-1:15 pm
1 stop14h 15m
$573
HoustonMadrid
IAH - MAD
IAHMAD
Houston George Bush Intcntl
Tue 3/10
6:20 am-7:00 am
2 stops18h 40m
Madrid Barajas
Tue 3/17
12:40 pm-1:40 pm
2 stops31h 00m
$588
Showing 1-10 of 60 results
Best time to book a flight from George Bush Intcntl to Spain
Have a flexible travel schedule? Discover the best time to fly to Spain from George Bush Intcntl with our price prediction graph.
IAH-MAD
IAH-BCN
IAH-AGP
IAH-PMI
IAH-BIO
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 Spain
IAH-ES0
IAH-MAD
IAH-BCN
IAH-AGP
IAH-PMI
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Spain?
Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Spain (average of $402). Flying from Houston George Bush Intcntl Airport to Spain in June is currently the most expensive (average of $820). 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 often are flights from Houston to Spain delayed?
About 50% of weekly flights between Houston and Spain have experienced delays in the past year, with the average delay time being 219 minutes.
What is the most punctual flight time for Houston to Spain flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to Spain flights?
Over the last year, Iberia have had the lowest number of delays on this route, with just 100% of flights being delayed.
Reviews of airlines servicing Spain
Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated February 18, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Houston George Bush Intcntl Airport to Spain by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.9
Boarding
8.1
Comfort
7.9
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 Spain. 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 Spain flights
Browse other George Bush Intcntl and Spain flight options. Last updated on February 18, 2026.
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Top 10 airlines flying from George Bush Intcntl to Spain
Discover the top 10 airlines that operate flights from George Bush Intcntl to Spain. 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 February 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$211 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$476 | Average$750 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$486 | Average$881 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$929 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$497 | Average$845 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$503 | Average$1,027 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$503 | Average$830 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$525 | Average$897 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$530 | Average$750 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$567 | Average$1,014 | FlexibilityNo cancel fee | On-time76% |