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$219+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BCN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 March, booked 84 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 July 29, 2025.

Round-trip from

$654
(Mytrip)

One-way from

$219
(Trip.com)

Popular in

June

Cheapest in

February

Average price

$1,372
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. 29% potential increase in price ($389 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Mytrip deal was found by Cheapflights users on 7/28. 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.
Fri 9/192:54 pmIAH - BCN
3 stops33h 56mMultiple Airlines
Sat 9/2712:10 pmBCN - IAH
2 stops30h 32mMultiple Airlines
Deal found 7/28$654
This Air Canada deal was found by Cheapflights users on 7/28. 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.
Thu 11/2711:55 amIAH - BCN
2 stops38h 40mAir Canada
Mon 12/11:45 pmBCN - IAH
2 stops38h 59mAir Canada
Deal found 7/28$661
This Ovago deal was found by Cheapflights users on 7/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/202:25 pmIAH - BCN
1 stop19h 40mTurkish Airlines
Wed 9/37:50 amBCN - IAH
1 stop18h 15mTurkish Airlines
Deal found 7/27$663
This United Airlines deal was found by Cheapflights users on 7/28. 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 11/229:43 pmIAH - BCN
1 stop32h 22mUnited Airlines
Mon 12/11:45 pmBCN - IAH
1 stop31h 50mUnited Airlines
Deal found 7/28$664
This Ovago deal was found by Cheapflights users on 7/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/13:30 pmIAH - BCN
1 stop24h 10mBritish Airways
Fri 12/1912:30 pmBCN - IAH
1 stop15h 52mBritish Airways
Deal found 7/28$670
This Iberia deal was found by Cheapflights users on 7/29. 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.
Mon 10/209:00 pmIAH - BCN
1 stop13h 40mIberia
Wed 10/2212:20 pmBCN - IAH
1 stop14h 48mIberia
Deal found 7/29$686
This Lufthansa deal was found by Cheapflights users on 7/27. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:50 pmIAH - BCN
2 stops16h 20mLufthansa
Mon 9/221:50 pmBCN - IAH
1 stop30h 45mLufthansa
Deal found 7/27$709

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 July 29, 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

Fri 9/19

2:54 pm-7:50 am

3 stops33h 56m

Barcelona-El Prat

Sat 9/27

12:10 pm-11:42 am

2 stops30h 32m

$654

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Thu 11/27

11:55 am-9:35 am

2 stops38h 40m

Barcelona-El Prat

Mon 12/1

1:45 pm-9:44 pm

2 stops38h 59m

$661

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 8/20

2:25 pm-5:05 pm

1 stop19h 40m

Barcelona-El Prat

Wed 9/3

7:50 am-7:05 pm

1 stop18h 15m

$663

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sat 11/22

9:43 pm-1:05 pm

1 stop32h 22m

Barcelona-El Prat

Mon 12/1

1:45 pm-2:35 pm

1 stop31h 50m

$664

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 9/1

3:30 pm-10:40 pm

1 stop24h 10m

Barcelona-El Prat

Fri 12/19

12:30 pm-9:22 pm

1 stop15h 52m

$670

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 10/20

9:00 pm-5:40 pm

1 stop13h 40m

Barcelona-El Prat

Wed 10/22

12:20 pm-8:08 pm

1 stop14h 48m

$686

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Tue 9/16

6:50 pm-6:10 pm

2 stops16h 20m

Barcelona-El Prat

Mon 9/22

1:50 pm-1:35 pm

1 stop30h 45m

$709

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 9/15

7:35 am-4:55 pm

2 stops26h 20m

$219

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Fri 10/24

8:00 am-12:25 pm

1 stop21h 25m

$387

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 9/17

3:35 pm-11:55 am

1 stop13h 20m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 12 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 July 25, 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 84 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 $523). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,056). 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 July 29, 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 33% 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.

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 July 29, 2025.
See what other customers who have flown with Delta, United Airlines, and Turkish Airlines 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
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,925 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,973 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,822 reviews
Delta
8.0
Very good
7,977 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, Air Canada ($661), Turkish Airlines ($663), and United Airlines ($664) offers the cheapest pricing from Houston George Bush Intcntl Airport to Barcelona. Air Canada is priced at 28% 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 WestJet, with whom users have recently found tickets for as low as $387. However, be on the lookout for offers from Lufthansa and United Airlines, 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, Hauptwache, or Historisches Museum Frankfurt. Römerberg, Hauptwache, and Historisches Museum Frankfurt can be visited by traveling about 7.4 mi, 7.4 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 $48.

  • 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 $523). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,056). 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$507Average$946FlexibilityNo cancel feeOn-time77%
DeltaCheapest$532Average$894FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$544Average$1,024FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$553Average$793FlexibilityNo cancel feeOn-time70%
KLMCheapest$556Average$885FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$567Average$1,019FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$572Average$1,106FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$642Average$1,093FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$650Average$736FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$780Average$1,184FlexibilityNo cancel feeOn-time77%

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