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$238+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BCN
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
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 July 26, 2026.

This eDestinos deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:15 pm
IAH
-
BCN
1 stop30h 30m
Turkish Airlines
Sat 10/2412:10 pm
BCN
-
IAH
1 stop38h 55m
Turkish Airlines
Deal found 7/25$640
This eDestinos deal was found by Cheapflights users on 7/21. 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.
Mon 11/239:00 pm
IAH
-
BCN
1 stop37h 15m
Turkish Airlines
Fri 12/46:20 pm
BCN
-
IAH
1 stop25h 50m
Turkish Airlines
Deal found 7/21$641
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:15 pm
IAH
-
BCN
1 stop30h 30m
Turkish Airlines
Tue 10/137:40 am
BCN
-
IAH
1 stop18h 40m
Turkish Airlines
Deal found 7/25$716
This Turkish Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:15 pm
IAH
-
BCN
1 stop33h 15m
Turkish Airlines
Sun 10/187:40 am
BCN
-
IAH
1 stop36h 05m
Turkish Airlines
Deal found 7/22$719
This Booking.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:15 pm
IAH
-
BCN
1 stop19h 00m
Turkish Airlines
Sat 10/177:40 am
BCN
-
IAH
1 stop18h 40m
Turkish Airlines
Deal found 7/24$720
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/72:30 pm
IAH
-
BCN
2 stops27h 05m
Multiple Airlines
Sun 9/2011:50 am
BCN
-
IAH
2 stops31h 55m
Multiple Airlines
Deal found 7/25$724
This Turkish Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:15 pm
IAH
-
BCN
1 stop30h 30m
Turkish Airlines
Sun 10/117:40 am
BCN
-
IAH
1 stop18h 40m
Turkish Airlines
Deal found 7/22$744
This eDestinos deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/239:50 am
IAH
-
BCN
1 stop14h 15m
Iberia
Fri 12/49:15 pm
BCN
-
IAH
2 stops18h 21m
Iberia
Deal found 7/26$753
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:21 pm
IAH
-
BCN
2 stops23h 19m
Multiple Airlines
Thu 10/298:10 pm
BCN
-
IAH
1 stop19h 50m
Multiple Airlines
Deal found 7/22$767
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:50 am
IAH
-
BCN
1 stop14h 45m
Multiple Airlines
Tue 12/155:55 am
BCN
-
IAH
1 stop15h 05m
Multiple Airlines
Deal found 7/25$770
This Turkish Airlines deal was found by Cheapflights users on 7/21. 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.
Thu 11/192:55 pm
IAH
-
BCN
1 stop37h 00m
Turkish Airlines
Thu 12/36:30 am
BCN
-
IAH
1 stop19h 35m
Turkish Airlines
Deal found 7/21$774

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 July 26, 2026.

Round-trip from

$640
(eDestinos)

One-way from

$238
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,118
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. 20% potential increase in price ($231 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 26, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Thu 11/19

2:55 pm-10:55 am

1 stop37h 00m

Barcelona-El Prat

Thu 12/3

6:30 am-7:05 pm

1 stop19h 35m

$744

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Thu 11/19

8:25 am-9:35 am

2 stops18h 10m

Barcelona-El Prat

Thu 12/3

9:55 am-10:30 pm

2 stops19h 35m

$852

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sat 11/21

6:10 pm-9:00 am

1 stop31h 50m

Barcelona-El Prat

Fri 11/27

1:35 pm-10:53 am

2 stops28h 18m

$858

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 12/9

8:40 am-9:35 am

2 stops17h 55m

Barcelona-El Prat

Wed 12/30

1:35 pm-9:34 pm

1 stop14h 59m

$864

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Tue 9/8

10:00 am-8:00 am

1 stop15h 00m

Barcelona-El Prat

Tue 9/15

12:15 pm-2:51 pm

2 stops33h 36m

$897

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 9/2

7:20 am-8:20 am

2 stops18h 00m

Barcelona-El Prat

Wed 9/30

12:15 pm-3:13 pm

2 stops33h 58m

$902
Quickest round-trip

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 9/2

3:55 pm-2:50 pm

1 stop15h 55m

Barcelona-El Prat

Thu 9/10

6:20 am-1:20 pm

1 stop14h 00m

$912

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 9/2

3:55 pm-5:10 pm

1 stop18h 15m

Barcelona-El Prat

Tue 9/8

6:20 am-9:30 pm

2 stops22h 10m

$922

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 9/7

7:20 am-8:00 am

2 stops17h 40m

Barcelona-El Prat

Mon 9/14

12:15 pm-7:52 pm

1 stop14h 37m

$964

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Fri 9/4

6:20 pm-7:45 pm

1 stop18h 25m

Barcelona-El Prat

Fri 9/11

12:15 pm-7:52 pm

1 stop14h 37m

$1,024

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 21 resultsSorted by cheapest first
1
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3

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

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 $647). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,254). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to Barcelona?

Airfare is below average for this route at the moment.
Houston George Bush Intcntl Airport to Barcelona flights typically cost between $860 and $1,320 in October.
The cheapest round-trip price found within the last 5 days was $640 on Turkish Airlines (Oct 14-Oct 24).

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

The price you pay for your flight from Houston George Bush Intcntl Airport to Barcelona may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 26, 2026.
See what other customers who have flown with Delta,United Airlines, andAir Canada from Houston George Bush Intcntl Airport to Barcelona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Delta
7.8
Good
8,487 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
United Airlines
7.4
Good
10,040 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Air Canada
7.1
Good
11,387 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
Lufthansa
6.8
Okay
8,157 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.
British Airways
6.7
Okay
8,132 reviews
Delta
7.8
Good
8,487 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Stacey-Ann,Aug 2023

IAH - ATL

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

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 Turkish Airlines and United Airlines fly from Houston George Bush Intcntl Airport to Barcelona in about 18h 10m. The time it takes to get you to your destination can typically vary by up to 18h 50m. 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, Delta ($535), British Airways ($566), and Air France ($576) offers the cheapest pricing from Houston George Bush Intcntl Airport to Barcelona. Delta is priced at 40% 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 British Airways, with whom users have recently found tickets for as low as $252. However, be on the lookout for offers from American Airlines and Iberia, as they are both options that can get you from Houston George Bush Intcntl Airport to Barcelona for a low price.

  • 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 $647). Flying from Houston George Bush Intcntl Airport to Barcelona in June is currently the most expensive (average of $1,254). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$535Average$848FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$566Average$841FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$576Average$937FlexibilityNo cancel feeOn-time77%
KLMCheapest$582Average$862FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$602Average$1,003FlexibilityNo cancel feeOn-time69%
ITA AirwaysCheapest$607Average$977FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$622Average$961FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$625Average$1,183FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$641Average$765FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$674Average$1,006FlexibilityNo cancel feeOn-time67%

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