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$211+ 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BCN
dic. 20 — dic. 271
sáb. 12/20
sáb. 12/27
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Barcelona are usually found in February or October, booked 25 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap 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 noviembre 20, 2025.

Round-trip from

$548
(Kiwi.com)

One-way from

$211
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$770
From Houston George Bush Intcntl to Barcelona
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One-way flight from Houston George Bush Intcntl to Barcelona
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Highest demand for flights based on searches. 28% potential increase in price ($366 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 noviembre 20, 2025.

This FlightHub deal was found by Cheapflights users on 11/19. 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.
mié. 12/310:14 amIAH - BCN
2 stops17h 36mITA Airways
mié. 12/106:20 amBCN - IAH
2 stops19h 50mITA Airways
Deal found 11/19$576
This FlightHub deal was found by Cheapflights users on 11/19. 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.
mar. 12/26:10 pmIAH - BCN
2 stops22h 05mITA Airways
mié. 12/106:20 amBCN - IAH
2 stops19h 50mITA Airways
Deal found 11/19$578
This Air Canada deal was found by Cheapflights users on 11/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3112:10 pmIAH - BCN
1 stop14h 25mAir Canada
vie. 1/99:55 amBCN - IAH
2 stops18h 44mAir Canada
Deal found 11/19$620
This British Airways deal was found by Cheapflights users on 11/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/303:50 pmIAH - BCN
1 stop12h 30mBritish Airways
lun. 1/1212:40 pmBCN - IAH
1 stop32h 25mBritish Airways
Deal found 11/19$627
This Finnair deal was found by Cheapflights users on 11/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:49 amIAH - BCN
1 stop14h 16mFinnair
vie. 1/910:40 amBCN - IAH
1 stop15h 38mFinnair
Deal found 11/19$629
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/258:35 pmIAH - BCN
3 stops30h 00mMultiple Airlines
mar. 12/28:30 pmBCN - IAH
3 stops35h 11mMultiple Airlines
Deal found 11/18$638
This FlightHub deal was found by Cheapflights users on 11/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/292:55 pmIAH - BCN
1 stop25h 55mTurkish Airlines
mar. 12/1612:05 pmBCN - IAH
1 stop38h 05mTurkish Airlines
Deal found 11/17$640
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2911:55 amIAH - BCN
2 stops28h 10mLufthansa
jue. 1/812:45 pmBCN - IAH
1 stop36h 30mLufthansa
Deal found 11/19$651
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/294:30 pmIAH - BCN
1 stop23h 50mLufthansa
vie. 1/96:50 amBCN - IAH
2 stops19h 11mLufthansa
Deal found 11/19$652
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/315:05 pmIAH - BCN
2 stops23h 00mLufthansa
lun. 1/126:30 pmBCN - IAH
1 stop30h 45mLufthansa
Deal found 11/19$653
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3112:20 pmIAH - BCN
2 stops23h 40mSWISS
jue. 1/89:55 amBCN - IAH
2 stops35h 45mSWISS
Deal found 11/19$654
This Orbitz deal was found by Cheapflights users on 11/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:49 amIAH - BCN
1 stop14h 16mIberia
jue. 1/89:15 pmBCN - IAH
2 stops34h 30mIberia
Deal found 11/19$656

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 noviembre 20, 2025.
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

mié. 1/7

4:05 pm-5:05 pm

1 stop18h 00m

Barcelona-El Prat

lun. 1/19

1:00 pm-1:30 pm

1 stop31h 30m

$624

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 2/4

3:50 pm-11:10 am

1 stop12h 20m

Barcelona-El Prat

lun. 2/9

9:00 pm-2:05 pm

1 stop24h 05m

$627

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 1/7

4:05 pm-3:00 pm

1 stop15h 55m

Barcelona-El Prat

mié. 1/14

11:10 am-11:56 pm

2 stops19h 46m

$634

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 1/7

4:05 pm-3:00 pm

1 stop15h 55m

Barcelona-El Prat

vie. 1/16

1:00 pm-9:28 am

2 stops27h 28m

$634

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

dom. 1/11

5:00 am-9:35 am

2 stops21h 35m

Barcelona-El Prat

lun. 1/19

1:45 pm-6:15 pm

1 stop35h 30m

$640

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 1/7

7:05 pm-5:45 pm

2 stops15h 40m

Barcelona-El Prat

mar. 1/13

1:35 pm-9:39 pm

1 stop15h 04m

$655

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 1/7

7:39 am-12:00 pm

2 stops21h 21m

Barcelona-El Prat

lun. 1/19

1:45 pm-6:15 pm

1 stop35h 30m

$659

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 12/31

12:10 pm-9:35 am

1 stop14h 25m

Barcelona-El Prat

vie. 1/9

6:50 am-4:50 pm

2 stops17h 00m

$661

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

mié. 1/21

12:10 pm-9:35 am

1 stop14h 25m

Barcelona-El Prat

dom. 1/25

6:50 am-2:35 pm

1 stop14h 45m

$667

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

jue. 2/5

1:35 pm-9:00 am

1 stop12h 25m

Barcelona-El Prat

mar. 2/10

1:35 pm-9:39 pm

1 stop15h 04m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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 November 14, 2025.

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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Barcelona (average of $532). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,065). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAH to BCN?

Find hourly flight availability from George Bush Intcntl to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Barcelona in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Barcelona?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Barcelona. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Barcelona flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 noviembre 20, 2025.
See what other customers who have flown with United Airlines, Turkish 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.
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,028 reviews
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Turkish Airlines
7.3
Good
4,043 reviews
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,462 reviews
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Iberia
7.0
Good
3,027 reviews
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,533 reviews
United Airlines
7.4
Good
9,028 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 Delta, British Airways, and United Airlines fly from Houston George Bush Intcntl Airport to Barcelona in about 12h 20m. The time it takes to get you to your destination can typically vary by up to 9h 15m. 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), KLM ($556), and British Airways ($565) offers the cheapest pricing from Houston George Bush Intcntl Airport to Barcelona. Iberia is priced at 42% lower than the current average price of a flight leaving 3 months from now.

  • 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, Festhalle, or Historisches Museum Frankfurt. Römerberg, Festhalle, and Historisches Museum Frankfurt can be visited by traveling about 7.4 mi, 6.5 mi, and 7.3 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 $43.

  • 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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Barcelona (average of $532). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,065). 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 noviembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$531Average$992FlexibilityNo cancel feeOn-time77%
KLMCheapest$556Average$834FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$565Average$894FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$567Average$807FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$574Average$1,004FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$606Average$989FlexibilityNo cancel feeOn-time76%
DeltaCheapest$610Average$868FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$650Average$737FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$693Average$1,131FlexibilityNo cancel feeOn-time71%
Air FranceCheapest$713Average$1,192FlexibilityNo cancel feeOn-time77%

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