1 B2 neutral
To reserve a seat or place on a flight, train, ship, or similar transport.
"I've managed to book on the early morning flight to Amsterdam."
inseparable
book on
B2 neutral inseparable transitive
To reserve a place on a flight, cruise, tour, course, or other scheduled service.
In plain English
To buy or reserve your spot on a flight, tour, or class.
What does "book on" mean?
2 meanings, ordered from most common to least. Color-coded by CEFR level.
2 B2 neutral
To reserve a place on a course, training programme, or tour.
"Have you booked on the project management course yet? Places are filling up fast."
inseparable
Literal vs figurative
Words literally mean
To make a booking that puts you on a vehicle or event — 'on' indicates being a passenger or participant.
Actually means
To buy or reserve your spot on a flight, tour, or class.
Usage tip
British English. The preposition 'on' reflects the idea of being 'on' a plane, ship, tour, or course. Common in travel and education contexts. Often followed by the name of a flight, cruise, or training programme.
Words that pair with "book on"
Natural word combinations native speakers use most often.
flight cruise course tour trip training
How to conjugate "book on"
The five tense forms you'll use most often.
Base
book on
I/you/we/they
3rd person
books on
he/she/it
Past simple
booked on
yesterday
Past participle
booked on
have + pp
-ing form
booking on
continuous
Hear "book on" in the wild
Listen to native speakers using "book on" in real YouTube videos — click a clip to watch it on Looplines.
Keep exploring
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