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 45% 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.

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

WestJet, Scandinavian Airlines, and Iberia are the most popular carriers operating from Houston to Barcelona

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 September 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.

$246 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

Last minute

Cheap round-trip flights

12:05 pm - 7:50 amIAH-BCN

36h 45m2 stops

12:10 pm - 8:47 amBCN-IAH

27h 37m2 stops

$601Air Canada

Find Deal

Mon, Oct 6 - Thu, Oct 16

8:00 am - 9:35 amIAH-BCN

18h 35m2 stops

9:55 am - 6:15 pmBCN-IAH

15h 20m1 stop

$602United Airlines

Find Deal

Sun, Feb 1 - Wed, Feb 11

1:39 pm - 8:00 amIAH-BCN

12h 21m1 stop

11:15 am - 9:34 pmBCN-IAH

16h 19m1 stop

$603Multiple Airlines

Find Deal

Wed, Mar 11 - Mon, Mar 16

9:45 pm - 10:30 pmIAH-BCN

17h 45m1 stop

9:00 pm - 2:05 pmBCN-IAH

24h 05m1 stop

$609British Airways

Find Deal

Mon, Nov 24 - Mon, Dec 1

11:26 am - 7:05 amIAH-BCN

12h 39m1 stop

8:00 pm - 2:05 pmBCN-IAH

25h 05m1 stop

$617British Airways

Find Deal

Fri, Feb 20 - Mon, Mar 2

10:18 am - 8:50 amHOU-BCN

15h 32m1 stop

9:15 pm - 8:39 amBCN-HOU

18h 24m2 stops

$619Iberia

Find Deal

Fri, Feb 20 - Wed, Feb 25

11:18 am - 7:05 amIAH-BCN

12h 47m1 stop

9:15 am - 11:32 pmBCN-IAH

21h 17m2 stops

$619Iberia

Find Deal

Wed, Nov 12 - Sun, Nov 16

9:00 pm - 11:10 pmIAH-BCN

19h 10m1 stop

6:30 pm - 12:40 pmBCN-IAH

25h 10m1 stop

$644Turkish Airlines

Find Deal

Fri, Oct 3 - Tue, Oct 14

10:09 am - 10:10 amHOU-BCN

17h 01m1 stop

12:20 pm - 10:14 pmBCN-HOU

16h 54m1 stop

$718American Airlines

Find Deal

Thu, Oct 2 - Wed, Oct 8

4:21 pm - 2:45 pmHOU-BCN

15h 24m2 stops

10:40 am - 8:05 pmBCN-HOU

16h 25m1 stop

$723American Airlines

Find Deal

Tue, Dec 30 - Sat, Jan 10

Iberia flights from Houston to Barcelona

Our best Iberia deals on Houston to Barcelona flight tickets

Iberia

Feb 20

HOU10:18 amHouston Hobby

15h 32m

1 stop

BCN8:50 amBarcelona-El Prat

Feb 25

BCN9:15 pmBarcelona-El Prat

18h 24m

2 stops

HOU8:39 amHouston Hobby

$619

Find similar

Iberia

Jan 8

HOU10:16 amHouston Hobby

15h 34m

1 stop

BCN8:50 amBarcelona-El Prat

Jan 22

BCN9:15 amBarcelona-El Prat

17h 50m

2 stops

HOU8:05 pmHouston Hobby

$626

Find similar

Iberia

Feb 1

HOU10:16 amHouston Hobby

15h 34m

1 stop

BCN8:50 amBarcelona-El Prat

Feb 8

BCN10:40 amBarcelona-El Prat

16h 25m

1 stop

HOU8:05 pmHouston Hobby

$630

Find similar

Delta flights from Houston to Barcelona

Our best Delta deals on Houston to Barcelona flight tickets

Delta

Feb 1

IAH5:25 amHouston George Bush Intcntl

19h 35m

2 stops

BCN8:00 amBarcelona-El Prat

Feb 10

BCN10:15 amBarcelona-El Prat

20h 44m

2 stops

IAH11:59 pmHouston George Bush Intcntl

$607

Find similar

Delta

Nov 8

HOU6:44 pmHouston Hobby

30h 56m

1 stop

BCN8:40 amBarcelona-El Prat

Nov 18

BCN10:15 amBarcelona-El Prat

20h 31m

2 stops

HOU11:46 pmHouston Hobby

$613

Find similar

Delta

Nov 11

HOU6:53 pmHouston Hobby

30h 07m

2 stops

BCN8:00 amBarcelona-El Prat

Nov 18

BCN10:15 amBarcelona-El Prat

20h 31m

2 stops

HOU11:46 pmHouston Hobby

$620

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 10/6

12:05 pm-7:50 am

2 stops36h 45m

Barcelona-El Prat

Thu 10/16

12:10 pm-8:47 am

2 stops27h 37m

$601

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 2/1

8:00 am-9:35 am

2 stops18h 35m

Barcelona-El Prat

Wed 2/11

9:55 am-6:15 pm

1 stop15h 20m

$602

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 3/11

1:39 pm-8:00 am

1 stop12h 21m

Barcelona-El Prat

Mon 3/16

11:15 am-9:34 pm

1 stop16h 19m

$603

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Mon 11/24

9:45 pm-10:30 pm

1 stop17h 45m

Barcelona-El Prat

Mon 12/1

9:00 pm-2:05 pm

1 stop24h 05m

$609

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Fri 2/20

11:26 am-7:05 am

1 stop12h 39m

Barcelona-El Prat

Mon 3/2

8:00 pm-2:05 pm

1 stop25h 05m

$617

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Fri 2/20

10:18 am-8:50 am

1 stop15h 32m

Barcelona-El Prat

Wed 2/25

9:15 pm-8:39 am

2 stops18h 24m

$619

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 11/12

11:18 am-7:05 am

1 stop12h 47m

Barcelona-El Prat

Sun 11/16

9:15 am-11:32 pm

2 stops21h 17m

$619

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Fri 10/3

9:00 pm-11:10 pm

1 stop19h 10m

Barcelona-El Prat

Tue 10/14

6:30 pm-12:40 pm

1 stop25h 10m

$644

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Thu 10/2

10:09 am-10:10 am

1 stop17h 01m

Barcelona-El Prat

Wed 10/8

12:20 pm-10:14 pm

1 stop16h 54m

$718

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Tue 12/30

4:21 pm-2:45 pm

2 stops15h 24m

Barcelona-El Prat

Sat 1/10

10:40 am-8:05 pm

1 stop16h 25m

$723

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 $669. If you don’t want to visit Barcelona in October, then you should wait until February to fly from Houston, when ticket prices are also cheap, with an average price of $671.

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 $894 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 $722 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

Direct flights	None

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 11h 58m, 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 September 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
Delta	PriceFrom $495	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
KLM	PriceFrom $514	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Air Canada	PriceFrom $523	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Iberia	PriceFrom $531	Free Cancellation	Rating 7.0 2,925 reviews	Search Iberia flights
Air France	PriceFrom $548	Free Cancellation	Rating 7.4 1,468 reviews	Search Air France flights
United Airlines	PriceFrom $558	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
British Airways	PriceFrom $565	Free Cancellation	Rating 6.7 7,367 reviews	Search British Airways flights
American Airlines	PriceFrom $582	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Lufthansa	PriceFrom $614	Free Cancellation	Rating 6.8 7,409 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $620	Free Cancellation	Rating 7.3 3,965 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.