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$250+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BCN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Barcelona

Cheapest flights from George Bush Intcntl to Barcelona
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 February 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. 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 4/256:00 am
IAH
-
BCN
2 stops24h 20m
Multiple Airlines
Mon 5/46:40 pm
BCN
-
IAH
1 stop27h 35m
Multiple Airlines
Deal found 2/9$452
This Mytrip deal was found by Cheapflights users on 2/10. 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 4/86:46 am
IAH
-
BCN
2 stops18h 14m
Multiple Airlines
Wed 4/151:15 pm
BCN
-
IAH
3 stops34h 42m
Multiple Airlines
Deal found 2/10$524
This Gotogate deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:25 pm
IAH
-
BCN
2 stops57h 10m
Multiple Airlines
Fri 11/275:50 am
BCN
-
IAH
1 stop15h 20m
Multiple Airlines
Deal found 2/8$536
This Mytrip deal was found by Cheapflights users on 2/9. 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 10/610:00 am
IAH
-
BCN
1 stop15h 00m
Multiple Airlines
Tue 10/206:40 am
BCN
-
IAH
1 stop13h 55m
Multiple Airlines
Deal found 2/9$541
This Gotogate deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:10 pm
IAH
-
BCN
1 stop14h 25m
Multiple Airlines
Tue 11/105:50 am
BCN
-
IAH
1 stop15h 20m
Multiple Airlines
Deal found 2/8$544
This Cheapflightsfares deal was found by Cheapflights users on 2/9. 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 10/64:30 pm
IAH
-
BCN
2 stops18h 25m
Lufthansa
Tue 10/206:40 am
BCN
-
IAH
1 stop13h 55m
Lufthansa
Deal found 2/9$548
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:00 am
IAH
-
BCN
1 stop15h 00m
United Airlines
Tue 10/2712:35 pm
BCN
-
IAH
2 stops32h 39m
United Airlines
Deal found 2/8$550
This Cheapflightsfares deal was found by Cheapflights users on 2/9. 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 10/203:35 pm
IAH
-
BCN
1 stop13h 20m
Lufthansa
Tue 10/275:50 am
BCN
-
IAH
1 stop15h 20m
Lufthansa
Deal found 2/9$551
This Mytrip deal was found by Cheapflights users on 2/10. 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 4/86:46 am
IAH
-
BCN
2 stops19h 34m
Multiple Airlines
Thu 4/161:15 pm
BCN
-
IAH
3 stops34h 53m
Multiple Airlines
Deal found 2/10$552
This Mytrip deal was found by Cheapflights users on 2/9. 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 4/1511:50 am
IAH
-
BCN
2 stops24h 40m
Multiple Airlines
Wed 4/226:10 am
BCN
-
IAH
2 stops21h 16m
Multiple Airlines
Deal found 2/9$555

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 February 11, 2026.

Round-trip from

$452
(Kiwi.com)

One-way from

$250
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$650
From Houston George Bush Intcntl to Barcelona
Search Deals
One-way flight from Houston George Bush Intcntl to Barcelona
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($270 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 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

George Bush Intcntl

Fly to

Barcelona

Route

Depart

Return

Price

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 4/13

6:15 am-1:15 pm

1 stop24h 00m

Barcelona-El Prat

Fri 4/24

1:15 pm-9:03 am

1 stop26h 48m

$618

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 4/15

11:50 am-8:00 am

1 stop13h 10m

Barcelona-El Prat

Tue 4/21

12:15 pm-8:26 pm

1 stop15h 11m

$624

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Tue 3/17

5:05 pm-3:00 pm

1 stop15h 55m

Barcelona-El Prat

Fri 4/17

6:20 am-1:15 pm

1 stop13h 55m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 3/15

5:05 pm-5:05 pm

1 stop18h 00m

Barcelona-El Prat

Wed 4/15

6:20 am-1:15 pm

1 stop13h 55m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Tue 4/14

3:50 pm-3:35 pm

1 stop16h 45m

Barcelona-El Prat

Wed 4/22

6:20 am-1:15 pm

1 stop13h 55m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 3/11

7:55 pm-4:20 pm

1 stop14h 25m

Barcelona-El Prat

Tue 3/17

12:35 pm-7:03 pm

2 stops36h 28m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Tue 4/14

3:50 pm-5:10 pm

1 stop18h 20m

Barcelona-El Prat

Tue 4/21

11:10 am-1:15 pm

1 stop33h 05m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 3/18

5:05 pm-5:05 pm

1 stop18h 00m

Barcelona-El Prat

Thu 4/16

6:20 am-1:15 pm

1 stop13h 55m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 4/13

7:00 am-8:00 am

2 stops18h 00m

Barcelona-El Prat

Wed 4/22

6:40 am-1:35 pm

1 stop13h 55m

$629

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 4/15

8:05 am-9:00 am

2 stops17h 55m

Barcelona-El Prat

Mon 4/20

9:20 am-1:15 pm

1 stop34h 55m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 19 results
1
2

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.
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

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Barcelona. Price data was last updated on February 6, 2026.

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 25 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 $531). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $963). 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.

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 February 11, 2026.
See what other customers who have flown with Delta, United Airlines, and Air 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.
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,175 reviews
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,274 reviews
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,708 reviews
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,114 reviews
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,731 reviews
Delta
7.9
Good
8,175 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Overall

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Houston George Bush Intcntl Airport to Barcelona?

    Airlines like United Airlines and Delta fly from Houston George Bush Intcntl Airport to Barcelona in about 15h 55m. The time it takes to get you to your destination can typically vary by up to 8h 05m. Houston George Bush Intcntl Airport and Barcelona are separated by a distance of 5232 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Barcelona round-trip?

    According to our current data, Iberia ($531), Delta ($535), and KLM ($556) offers the cheapest pricing from Houston George Bush Intcntl Airport to Barcelona. Iberia is priced at 37% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Barcelona one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $252. However, be on the lookout for offers from British Airways and Lufthansa, as they are both options that can get you from Houston George Bush Intcntl Airport to Barcelona for a low price.

  • Where are the most common layover locations when flying from Houston George Bush Intcntl Airport to Barcelona?

    Houston George Bush Intcntl Airport to Barcelona flights have a layover in Frankfurt am Main most of the time.

  • What are some popular things to do or see while on a layover in Frankfurt am Main?

    If you're on a layover in Frankfurt am Main and looking for things to do, consider visiting Römerberg, Oper Frankfurt, or Konstablerwache. Römerberg, Oper Frankfurt, and Konstablerwache can be visited by traveling about 7.4 mi, 7.0 mi, and 7.7 mi respectively from Frankfurt am Main. Those on a layover in Frankfurt am Main in need of a rental car can book one at Frankfurt am Main for about $46.

  • Where are the least popular layover locations for Houston George Bush Intcntl Airport to Barcelona flights?

    The least popular layover on flights from Houston George Bush Intcntl Airport to Barcelona is London.

  • Can I find deals for flights from George Bush Intcntl to Barcelona that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Barcelona.

  • Can I find deals for business class flights from George Bush Intcntl to Barcelona?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $531). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $963). 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.

See more FAQs

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Alternative routes for George Bush Intcntl to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Barcelona-El Prat flights
George Bush Intcntl to Barcelona-El Prat flights

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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$531Average$935FlexibilityNo cancel feeOn-time77%
DeltaCheapest$535Average$848FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$556Average$860FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$565Average$737FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$567Average$857FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$571Average$956FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$576Average$1,158FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$603Average$1,067FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$606Average$989FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$641Average$747FlexibilityNo cancel feeOn-time77%

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