Synonyms of flyer in English:

flyer

(also flier)

See UK English definition of flyer

noun

1‘we have increased the privileges and awards for our most frequent flyers’

SYNONYMS
air traveller, air passenger, airline customer

2‘the memorial was for flyers killed in a raid’

SYNONYMS
pilot, airman, airwoman, co-pilot, aeronaut, wingman
dated aviator, aviatrix, birdman
North American informal jock

3‘he was handing out flyers promoting a new sandwich bar’

SYNONYMS
handbill, bill, handout, leaflet, circular, bulletin, pamphlet, brochure, advertisement, announcement, poster, public notice
British fly-poster
North American, Australian dodger
affiche
informal ad
British informal advert