| Answer | Crossword Clue |
|---|---|
| SFO | Airport north of LAX |
| SFO | Airport northwest of LAX |
| SFO | California's second-busiest airport, after LAX |
| SFO | Airport up the coast from LAX |
| ORD | America's busiest airport after ATL and LAX |
| ERI | Pa. airport north of PIT |
| ENNIS | Town north of Shannon Airport |
| ERI | Airport north of Pittsburgh, in itineraries |
