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

British Airways and Delta 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.

$223 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

Enter your travel dates to find the best prices.

4:55 pm - 4:05 pmHOU-BCN

16h 10m2 stops

12:40 pm - 12:19 pmBCN-HOU

30h 39m2 stops

$533British Airways

Find Deal

Sun, Jan 11 - Fri, Jan 30

8:36 pm - 1:20 pmIAH-BCN

33h 44m2 stops

2:05 pm - 12:19 amBCN-IAH

41h 14m1 stop

$533Multiple Airlines

Find Deal

Sun, Feb 1 - Sun, Feb 8

10:03 am - 9:35 amIAH-BCN

40h 32m2 stops

1:35 pm - 11:09 amBCN-IAH

28h 34m2 stops

$534Air Canada

Find Deal

Sun, Feb 1 - Tue, Feb 10

10:26 am - 1:20 pmIAH-BCN

43h 54m2 stops

2:05 pm - 12:19 amBCN-IAH

41h 14m1 stop

$535Multiple Airlines

Find Deal

Sun, Jan 18 - Sun, Feb 8

5:45 am - 5:05 pmHOU-BCN

28h 20m2 stops

10:15 am - 10:28 pmBCN-HOU

19h 13m2 stops

$537Delta

Find Deal

Sun, Feb 1 - Thu, Feb 12

5:45 am - 10:25 amHOU-BCN

21h 40m2 stops

10:55 am - 10:28 pmBCN-HOU

18h 33m1 stop

$538Delta

Find Deal

Wed, Feb 11 - Wed, Feb 18

5:00 pm - 5:35 pmIAH-BCN

17h 35m2 stops

5:10 pm - 6:15 pmBCN-IAH

32h 05m1 stop

$538Lufthansa

Find Deal

Wed, Feb 11 - Mon, Feb 16

5:45 am - 5:05 pmHOU-BCN

28h 20m2 stops

6:00 am - 10:33 pmBCN-HOU

23h 33m2 stops

$539Delta

Find Deal

Wed, Jan 14 - Wed, Jan 28

6:21 pm - 8:50 amIAH-BCN

31h 29m1 stop

9:00 pm - 11:57 pmBCN-IAH

32h 57m2 stops

$541British Airways

Find Deal

Sat, Feb 21 - Mon, Mar 9

4:20 pm - 7:00 pmIAH-BCN

19h 40m2 stops

7:50 pm - 8:31 pmBCN-IAH

31h 41m2 stops

$546SWISS

Find Deal

Sun, Jan 11 - Tue, Jan 27

British Airways flights from Houston to Barcelona

Our best British Airways deals on Houston to Barcelona flight tickets

British Airways

Jan 11

HOU4:55 pmHouston Hobby

16h 10m

2 stops

BCN4:05 pmBarcelona-El Prat

Jan 30

BCN12:40 pmBarcelona-El Prat

30h 39m

2 stops

HOU12:19 pmHouston Hobby

$533

Find similar

British Airways

Dec 9

IAH1:28 pmHouston George Bush Intcntl

12h 32m

1 stop

BCN9:00 amBarcelona-El Prat

Dec 22

BCN5:00 pmBarcelona-El Prat

28h 05m

1 stop

IAH2:05 pmHouston George Bush Intcntl

$535

Find similar

British Airways

Feb 21

IAH6:21 pmHouston George Bush Intcntl

31h 29m

1 stop

BCN8:50 amBarcelona-El Prat

Mar 9

BCN9:00 pmBarcelona-El Prat

32h 57m

2 stops

IAH11:57 pmHouston George Bush Intcntl

$541

Find similar

Air Canada flights from Houston to Barcelona

Our best Air Canada deals on Houston to Barcelona flight tickets

Air Canada

Feb 1

IAH10:03 amHouston George Bush Intcntl

40h 32m

2 stops

BCN9:35 amBarcelona-El Prat

Feb 10

BCN1:35 pmBarcelona-El Prat

28h 34m

2 stops

IAH11:09 amHouston George Bush Intcntl

$534

Find similar

Air Canada

Mar 4

IAH7:10 amHouston George Bush Intcntl

23h 55m

2 stops

BCN2:05 pmBarcelona-El Prat

Mar 15

BCN12:35 pmBarcelona-El Prat

50h 35m

2 stops

IAH9:10 amHouston George Bush Intcntl

$586

Find similar

Air Canada

Dec 9

IAH5:25 pmHouston George Bush Intcntl

33h 10m

2 stops

BCN9:35 amBarcelona-El Prat

Dec 22

BCN1:35 pmBarcelona-El Prat

26h 39m

2 stops

IAH9:14 amHouston George Bush Intcntl

$715

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Sun 1/11

4:55 pm-4:05 pm

2 stops16h 10m

Barcelona-El Prat

Fri 1/30

12:40 pm-12:19 pm

2 stops30h 39m

$533

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 2/1

8:36 pm-1:20 pm

2 stops33h 44m

Barcelona-El Prat

Sun 2/8

2:05 pm-12:19 am

1 stop41h 14m

$533

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 2/1

10:03 am-9:35 am

2 stops40h 32m

Barcelona-El Prat

Tue 2/10

1:35 pm-11:09 am

2 stops28h 34m

$534

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 1/18

10:26 am-1:20 pm

2 stops43h 54m

Barcelona-El Prat

Sun 2/8

2:05 pm-12:19 am

1 stop41h 14m

$535

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Sun 2/1

5:45 am-5:05 pm

2 stops28h 20m

Barcelona-El Prat

Thu 2/12

10:15 am-10:28 pm

2 stops19h 13m

$537

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Wed 2/11

5:45 am-10:25 am

2 stops21h 40m

Barcelona-El Prat

Wed 2/18

10:55 am-10:28 pm

1 stop18h 33m

$538

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Wed 2/11

5:00 pm-5:35 pm

2 stops17h 35m

Barcelona-El Prat

Mon 2/16

5:10 pm-6:15 pm

1 stop32h 05m

$538

HoustonBarcelona

HOU - BCN

HOUBCN

Houston Hobby

Wed 1/14

5:45 am-5:05 pm

2 stops28h 20m

Barcelona-El Prat

Wed 1/28

6:00 am-10:33 pm

2 stops23h 33m

$539

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sat 2/21

6:21 pm-8:50 am

1 stop31h 29m

Barcelona-El Prat

Mon 3/9

9:00 pm-11:57 pm

2 stops32h 57m

$541

HoustonBarcelona

IAH - BCN

IAHBCN

Houston George Bush Intcntl

Sun 1/11

4:20 pm-7:00 pm

2 stops19h 40m

Barcelona-El Prat

Tue 1/27

7:50 pm-8:31 pm

2 stops31h 41m

$546

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 $710.

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 $897 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 $754 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 25m
Direct flights	None

The fastest flight from Houston to Barcelona takes 12h 25m

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 11m, 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 10,496 reviews	Search Air Canada flights
Iberia	PriceFrom $531	Free Cancellation	Rating 7.0 3,038 reviews	Search Iberia flights
Air France	PriceFrom $555	Free Cancellation	Rating 7.4 1,500 reviews	Search Air France flights
KLM	PriceFrom $556	Free Cancellation	Rating 7.7 1,426 reviews	Search KLM flights
United Airlines	PriceFrom $559	Free Cancellation	Rating 7.4 9,063 reviews	Search United Airlines flights
British Airways	PriceFrom $565	Free Cancellation	Rating 6.7 7,550 reviews	Search British Airways flights
American Airlines	PriceFrom $582	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Delta	PriceFrom $585	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
Lufthansa	PriceFrom $606	Free Cancellation	Rating 6.8 7,603 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $642	Free Cancellation	Rating 7.3 4,071 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.