Unlock F/A-18 Hornet
     Use  in  the scenario mode, win sub-mission seven in area two and
it will be added to your stock of playable fighters

Unlock F/A-18F (DiamondBacks): Beat Alfred 
Unlock F/A-18F: SuperHornet Unlocked by beating Saviola in Big Boss mode 
Unlock F-117A: Beat tactical mission 1 in area 4 
Unlock F-15C Eagle in scenario mode: Beat sub-mission 5 in area 4 
Unlock F-15D: Beat Linda 
Unlock F-15DJ (Agressor): Beat Ryoji 
Unlock F-15E: Beat tactical mission 1 in area 6 
Unlock F-15J(Golden Eagles): Beat F-15J GoldenEagles 
Unlock F-16AM: Beat Sub-mission 6 in Area 5
Unlock F-16C: Beat sub-mission 4 in area 2 
Unlock F-22A: Beat Sub-mission 10 in Area 7
Unlock F-2A (Ambush): Beat Edward 
Unlock F-2B F.T.SQ: Beat F-2B F.T.SQ in ChallengeMode 
Unlock F-35B: Beat Sub-mission 7 in Area 7 
Unlock Jas39A: Beat sub-mission 4 in area 5
Unlock Mig-29G: Beat Sub-mission 10 in Area 4 
Unlock SU_33: Beat Michael 
Unlock Su-27: Beat tactical mission 2 in area 5