Cuba is refusing to approve visa applications for members of the U.S. House Homeland Security Committee, according to the committee's chairman.

Members were hoping to leave on Friday afternoon to examine lagging security in the country's airports, which are set to begin making flights to the U.S. this year. The lawmakers were forced to cancel when their applications were denied that morning.

"We wanted to look at their airport security ... because TSA has been backchanneling to us that it's not adequate," said Chairman Rep. Michael McCaul, R-Texas. "So I attempted to go down there to just look at them, there were five of us, and they denied our visas."

Officials say Cuba is set to begin making 110 daily flights into the U.S. from 10 airports in the country this fall, but lack security measures that include scanners and bomb-sniffing dogs.

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