What is the cheapest airline that flies from Houston to Barcelona?

British Airways, Virgin Atlantic, and KLM are the most popular carriers operating from Houston to Barcelona

What airlines fly to Barcelona?

United Airlines, British Airways and Iberia are the top three most popular airlines that fly to Barcelona from Houston according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 10 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Houston to Barcelona?

Prices for flights from Houston to Barcelona are refreshed on a daily basis.

How many operators does momondo search for flights from Houston to Barcelona?

The number of operators available for flights from Houston to Barcelona is 10 as of December 2025.

How old do you have to be to fly from Houston to Barcelona?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$209 Cheap Flights from Houston to Barcelona in 2025/26

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Find the cheapest flights from Houston to Barcelona

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:25 am - 8:00 am

IAH

BCN

18h 35m1 stop

10:15 am - 3:15 pm

BCN

IAH

36h 00m1 stop

$535Multiple Airlines

Mon, Jan 12 - Mon, Jan 26

7:27 pm - 9:35 am

IAH

BCN

31h 08m2 stops

1:35 pm - 3:15 pm

BCN

IAH

32h 40m2 stops

$547Multiple Airlines

Sun, Jan 11 - Mon, Jan 26

10:50 pm - 7:05 pm

IAH

BCN

14h 15m1 stop

11:00 am - 9:27 pm

BCN

IAH

16h 27m1 stop

$562Multiple Airlines

Sun, Mar 15 - Thu, Mar 19

7:43 pm - 7:45 pm

IAH

BCN

18h 02m2 stops

7:10 pm - 1:45 pm

BCN

IAH

25h 35m1 stop

$563British Airways

Wed, Mar 18 - Mon, Mar 30

10:50 pm - 7:05 pm

IAH

BCN

14h 15m1 stop

6:40 am - 3:05 pm

BCN

IAH

14h 25m1 stop

$566Iberia

Sun, Mar 15 - Thu, Mar 19

8:18 pm - 11:40 am

IAH

BCN

56h 22m2 stops

3:05 pm - 11:59 pm

BCN

IAH

15h 54m1 stop

$569Multiple Airlines

Sun, Feb 1 - Fri, Feb 27

6:36 pm - 6:25 pm

HOU

BCN

16h 49m2 stops

10:40 am - 10:46 pm

BCN

HOU

19h 06m1 stop

$617British Airways

Wed, Jan 14 - Thu, Jan 22

12:47 pm - 4:05 pm

HOU

BCN

20h 18m2 stops

6:40 am - 10:46 pm

BCN

HOU

23h 06m2 stops

$626British Airways

Mon, Jan 19 - Fri, Jan 30

12:47 pm - 1:40 pm

HOU

BCN

17h 53m2 stops

8:40 pm - 10:46 pm

BCN

HOU

33h 06m2 stops

$627British Airways

Wed, Jan 14 - Thu, Jan 22

12:47 pm - 8:50 am

HOU

BCN

13h 03m1 stop

9:15 am - 7:55 pm

BCN

HOU

17h 40m2 stops

$672Iberia

Wed, Feb 11 - Tue, Feb 17

American Airlines flights from Houston to Barcelona

Our best American Airlines deals on Houston to Barcelona flight tickets

American Airlines

Jan 11

IAH3:50 pmHouston George Bush Intcntl

13h 40m

1 stop

BCN12:30 pmBarcelona-El Prat

Jan 27

BCN10:40 amBarcelona-El Prat

15h 35m

1 stop

IAH7:15 pmHouston George Bush Intcntl

$617

Find similar

American Airlines

Jan 9

IAH3:50 pmHouston George Bush Intcntl

17h 40m

1 stop

BCN4:30 pmBarcelona-El Prat

Jan 16

BCN12:30 pmBarcelona-El Prat

17h 19m

2 stops

IAH10:49 pmHouston George Bush Intcntl

$675

Find similar

American Airlines

Dec 13

IAH7:29 amHouston George Bush Intcntl

16h 36m

1 stop

BCN7:05 amBarcelona-El Prat

Dec 26

BCN12:30 pmBarcelona-El Prat

17h 26m

1 stop

IAH10:56 pmHouston George Bush Intcntl

$902

Find similar

Turkish Airlines flights from Houston to Barcelona

Our best Turkish Airlines deals on Houston to Barcelona flight tickets

Turkish Airlines

May 7

IAH9:10 pmHouston George Bush Intcntl

19h 00m

1 stop

BCN11:10 pmBarcelona-El Prat

May 12

BCN7:35 amBarcelona-El Prat

18h 40m

1 stop

IAH7:15 pmHouston George Bush Intcntl

$627

Find similar

Turkish Airlines

Mar 23

IAH10:05 pmHouston George Bush Intcntl

19h 45m

1 stop

BCN11:50 pmBarcelona-El Prat

Apr 9

BCN6:35 pmBarcelona-El Prat

25h 10m

1 stop

IAH12:45 pmHouston George Bush Intcntl

$630

Find similar

Turkish Airlines

Mar 12

IAH10:05 pmHouston George Bush Intcntl

33h 20m

1 stop

BCN1:25 pmBarcelona-El Prat

Mar 23

BCN6:25 pmBarcelona-El Prat

31h 45m

1 stop

IAH8:10 pmHouston George Bush Intcntl

$633

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 1/12

6:25 am-8:00 am

1 stop18h 35m

Barcelona-El Prat

Mon 1/26

10:15 am-3:15 pm

1 stop36h 00m

$535

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 1/11

7:27 pm-9:35 am

2 stops31h 08m

Barcelona-El Prat

Mon 1/26

1:35 pm-3:15 pm

2 stops32h 40m

$547

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 3/15

10:50 pm-7:05 pm

1 stop14h 15m

Barcelona-El Prat

Thu 3/19

11:00 am-9:27 pm

1 stop16h 27m

$562

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 3/18

7:43 pm-7:45 pm

2 stops18h 02m

Barcelona-El Prat

Mon 3/30

7:10 pm-1:45 pm

1 stop25h 35m

$563

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 3/15

10:50 pm-7:05 pm

1 stop14h 15m

Barcelona-El Prat

Thu 3/19

6:40 am-3:05 pm

1 stop14h 25m

$566

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 2/1

8:18 pm-11:40 am

2 stops56h 22m

Barcelona-El Prat

Fri 2/27

3:05 pm-11:59 pm

1 stop15h 54m

$569

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Wed 1/14

6:36 pm-6:25 pm

2 stops16h 49m

Barcelona-El Prat

Thu 1/22

10:40 am-10:46 pm

1 stop19h 06m

$617

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Mon 1/19

12:47 pm-4:05 pm

2 stops20h 18m

Barcelona-El Prat

Fri 1/30

6:40 am-10:46 pm

2 stops23h 06m

$626

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Wed 1/14

12:47 pm-1:40 pm

2 stops17h 53m

Barcelona-El Prat

Thu 1/22

8:40 pm-10:46 pm

2 stops33h 06m

$627

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Wed 2/11

12:47 pm-8:50 am

1 stop13h 03m

Barcelona-El Prat

Tue 2/17

9:15 am-7:55 pm

2 stops17h 40m

$672

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Barcelona?

The month of October is, on average, the cheapest month to fly to Barcelona from Houston, with most prices found around $640. If you don’t want to visit Barcelona in October, then you should wait until September to fly from Houston, when ticket prices are also cheap, with an average price of $708.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from Houston to Barcelona is on a Tuesday when prices can be found for as low as $845. On the other hand, Thursday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,207.

What is the cheapest time of day to depart on your flight to Barcelona?

In the evening is the cheapest time of day to fly from Houston to Barcelona when you can find flight prices for as low as $784. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,125 on average. Flights to Barcelona from Houston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $884 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Houston for as low as $759 on momondo.

Cheap Houston to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Barcelona

Fastest flight time	12h 35m
Direct flights	None

The fastest flight from Houston to Barcelona takes 12h 35m

There are no direct flights from Houston to Barcelona. There are no popular flight routes from Houston to Barcelona.

Search flight deals

How far is Houston to Barcelona by plane?
The straight-line distance from Houston to Barcelona is 5244.7 mi. Flights usually cover this in 12h 35m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Houston to Barcelona?
Prices for flights from Houston to Barcelona are refreshed on a daily basis.
How many operators does momondo search for flights from Houston to Barcelona?
The number of operators available for flights from Houston to Barcelona is 10 as of December 2025.
How old do you have to be to fly from Houston to Barcelona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Barcelona

Compare and see reviews for airlines that fly from Houston to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $523	Free Cancellation	Rating 7.1 10,517 reviews	Search Air Canada flights
KLM	PriceFrom $524	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
Iberia	PriceFrom $531	Free Cancellation	Rating 7.0 3,045 reviews	Search Iberia flights
Air France	PriceFrom $555	Free Cancellation	Rating 7.4 1,504 reviews	Search Air France flights
United Airlines	PriceFrom $560	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
British Airways	PriceFrom $565	Free Cancellation	Rating 6.7 7,571 reviews	Search British Airways flights
American Airlines	PriceFrom $582	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
Delta	PriceFrom $585	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Lufthansa	PriceFrom $606	Free Cancellation	Rating 6.8 7,626 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $642	Free Cancellation	Rating 7.3 4,090 reviews	Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Barcelona?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Barcelona. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Barcelona with flexible booking policies on momondo?

Flights from Houston to Barcelona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Barcelona?

Once you have performed a search for Houston to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Houston to Barcelona right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.