| A | B |
| flight | a journey/trip by plane |
| airline | a company selling trips by plane |
| aisle seat | a seat next to the central walkway of the plane |
| airport security | the way in which airports try to make sure no passenger is carrying dangerous items |
| special assistance | some elderly or disabled passengers need help getting on and off aircraft |
| availability | whether there are seats left on a flight |
| boarding card | the card which tells gate staff that you have been checked in |
| booking | reservation |
| excess luggage | baggage which is over the allowable limit |
| check-in | register yourself and your luggage before a flight |
| confirmation | check with the airline a day or two in advance that your seat is still available |
| departure lounge | a place where passengers can wait for their flight to be called after passport and security checks |
| destination | the place where passengers are flying to |
| direct flight | a passenger can get to his destination without stopping or transferring |
| domestic | flights within a country |
| duration | how long the flight will last |
| Economy class | the cheaper seats |
| flight number | the code given to identify each flight |
| identification | documents which prove who you are |
| connection | a flight which takes passengers who have already completed part of their journey |
| itinerary | a plan showing at what time each part of a trip will happen |
| stopover | a place where a plane will stop to pick up more passengers |
| upgrade | when a passenger is given a better seat than he paid for |
| visa | document or passport stamp allowing entry to a specific country |