Denver (29 of 100)

Denver (29 of 100).

Cincinnati/Kentucky (34 of 100)

Cincinnati/Kentucky (34 of 100).

Houston George Bush (48 of 100)

Houston George Bush (48 of 100).

Hartsfield-Jackson, Atlanta (50 of 100)

Hartsfield-Jackson, Atlanta (50 of 100).

San Francisco (51 of 100)

San Francisco (51 of 100).

Dallas/Ft. Worth (56 of 100)

Dallas/Ft. Worth (56 of 100).

Seattle-Tacoma (62 of 100)

Seattle-Tacoma (62 of 100).

New York JFK (69 of 100)

New York JFK (69 of 100).

Los Angeles (72 of 100)

Los Angeles (72 of 100).

Minneapolis-St. Paul (79 of 100)

Minneapolis-St. Paul (79 of 100).