The Danville International Airport is a civilian airfield providing aerospace service to Danville and the surrounding area. It was first seen in "Phineas and Ferb Christmas Vacation!" but more of it was shown in "Candace Gets Busted" and "Where's Perry?".
This terminal is comprised of at least 32 gates.
This terminal is comprised of at least 29 gates. It is likely an international terminal because a Boeing 747, which is typically used for long distance flights, has once been seen parked at one of the gates.
- Danville Airport seems to be open to international flights, as Doofenshmirtz and Vanessa once flew from this airport to Tokyo ("Phineas and Ferb: Summer Belongs to You!") and the Flynn-Fletcher family, along with Isabella, Buford, and Baljeet, to Africa ("Where's Perry?").
- The airport's design resembles that of Sofia International Airport in Sofia, Bulgaria.
- "Phineas and Ferb Christmas Vacation!"
- "Phineas and Ferb: Summer Belongs to You!"
- "Candace Gets Busted"
- "Run, Candace, Run"
- "A Real Boy"
- "Where's Perry?"