The cheapest times to fly from IAH to BCN are

  • January 8th to April 29th
  • October 1st to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAH to BCN is mid March. Prices can be as high as $1489 for Saturday flights during early August, or as low as $779 for Monday flights around mid March.


When to Fly to Barcelona

Flying from Houston, TX (IAH) to Barcelona (BCN) will usually cost between $793 to $1251 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid March with an average ticket price of $835. Due to high demand the most expensive time to fly is early August, with an average price of $1345. Planning your trip to low-cost times can easily save you $510 on economy flights and even more on first-class flights. Generally, any price below $910 can be considered a good price for a round-trip IAH to BCN flight.

See below for a graph of average weekly prices for the IAH to BCN route. All prices are for round-trip tickets in USD.

IAH to BCN Flight Prices

Compared to other flights, the IAH to BCN flight is priced close to the average and costs less than the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to BCN, and Thursday the cheapest day to fly back into IAH. Saturdays are the most expensive days to fly to Barcelona, and Fridays are the most expensive days to return to Houston. Selecting flights on the least expensive days could save you up to $84 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $935. Return trip prices are from the BCN to IAH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAH to BCN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 24 minutes may not be realistic.


Flight Hacking IAH to BCN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAH to BCN — but Champion Traveler does!

Hack #1: New York, NY (IAH > JFK > BCN)

  • Price for both tickets: $611
  • Average savings: $299 (32.82%)

See IAH to JFK flights

Hack #2: New York, NY (IAH > LGA > BCN)

  • Price for both tickets: $617
  • Average savings: $293 (32.16%)

See IAH to LGA flights

Hack #3: Chicago, IL (IAH > ORD > BCN)

  • Price for both tickets: $627
  • Average savings: $283 (31.06%)

See IAH to ORD flights


Flight Questions Answered

Still have questions about flying from IAH to BCN? We’ve got answers.

Which airlines fly this route?

You can find 22 major airlines flying this route most often: Aer Lingus, Aeromexico, Air Canada, Air France, Alaska, American, Austrian, British Airways, Brussels Airlines, Condor, Delta, Finnair, Iberia, KLM, LOT, Lufthansa, SAS, SWISS, Tap Air Portugal, Turkish Airlines, United, WestJet, and potentially more during busy seasons.

How far away is it from Barcelona Airport to George Bush Intercontinental/Houston Airport?

The distance between the two airports is roughly 5234 miles or 8423 kilometers.

How long does it take to fly from IAH to BCN?

The real-world flight time for a nonstop IAH to BCN flight is about 10 hour 24 minutes.

How many flights go between Houston, TX and Barcelona?

It depends on the day of the week and the date, but a typical day might have around 63 available flights from IAH to BCN.


Airport Location Info


Departing Airport

Origination codeIAH
Origination airport nameGeorge Bush Intercontinental/Houston Airport
CityHouston, TX
Countrythe United States

Return Airport

Destination codeBCN
Destination airport nameBarcelona Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.