Across
- 2. window
- 4. delay
- 7. security checkpoint
- 8. takeoff
- 9. aisle
- 10. flight number
- 11. passenger
- 16. trunk
- 18. runway
- 19. compartment
- 20. ID
Down
- 1. aboard
- 3. depart time
- 5. late
- 6. passport
- 12. on time
- 13. going
- 14. automatic
- 15. to board
- 17. to land