Alliston Airport

{{One source|date=August 2024}}

{{Infobox airport

| name = Alliston Airport

| IATA=

| ICAO =

| TC = CNY4

| type = Private

| owner =

| operator = Kim & Sylvia Murphy

| city-served =

| location = Alliston, Ontario

| timezone = EST

| utc = UTC−05:00

| summer = EDT

| utcs = UTC−04:00

| elevation-f = 720

| coordinates = {{coord|44|11|N|079|50|W|region:CA-ON|display=inline,title}}

| pushpin_map = Canada Ontario

| pushpin_label = CNY4

| pushpin_map_caption = Location in Ontario

| website =

| r1-number = 18/36

| r1-length-f = 2,300

| r1-surface = Turf/snow

| footnotes = Source: Canada Flight Supplement{{CFS}}

}}

Alliston Airport {{Airport codes||||CNY4}} is located {{convert|1.3|NM|lk=in}} northeast of Alliston, Ontario, Canada.

It is located north of Toronto between Georgian Bay and Lake Simcoe.