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Ottawa Macdonald-Cartier International Airport (YOW)

Ottawa, Canada · large airport · 45.322° -75.669° ·
Airport Information
IATA CodeYOW
ICAO CodeCYOW
Typelarge airport
NameOttawa Macdonald-Cartier International Airport
MunicipalityOttawa
CountryCanada
ContinentNA
Latitude45.322° N
Longitude-75.669° W
Elevation374 ft
Climate ZoneTemperate
Scheduled ServiceYes
Score1 275
Local TimeLoading...
Country & Timezone Info
CountryCanada
ISO Code
RegionOttawa
Continent CodeNA
IANA TimezoneAmerica/Toronto
UTC Offset (Standard)UTC-5
DST OffsetUTC-4
Current Offset--

🌬 Best Time to Fly

Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb

✈ Airlines Serving YOW

AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada

🌡 Climate — Temperate (45.3°N)

Jan
8°
0°
Feb
10°
1°
Mar
13°
4°
Apr
17°
7°
May
21°
11°
Jun
26°
15°
Jul
28°
17°
Aug
27°
16°
Sep
23°
13°
Oct
18°
9°
Nov
12°
5°
Dec
9°
1°
* Approximate average temperatures by month based on temperate latitude zone

✨ AI-Enhanced Insights

Ottawa Macdonald-Cartier International Airport (YOW/CYOW) is the primary airport serving Canada's capital, located about 10 km south of downtown Ottawa, Ontario. Named after Sir John A. Macdonald and Sir George-Etienne Cartier, it opened in 1928 and today offers domestic, transborder, and limited international service. It is the capital region's main gateway and features U.S. border preclearance for flights to the United States.

💡 Local Tip
Frequent visitors use the free cell phone waiting lot instead of circling the terminal-park there until your arriving party calls, then pick them up at the arrivals curb.
🚖 Getting There

OC Transpo Route 97 bus connects the terminal with downtown Ottawa and several O-Train stations, offering a low-cost public transit option. Taxis and rideshares are readily available; a taxi to downtown typically costs roughly CAD 35-50 and takes 20-30 minutes. By car, the airport is reached via Airport Parkway and Highway 417, with rental cars and parking on site.

❓ Frequently Asked Questions
Q: How far is Ottawa Airport from downtown?
A: It is about 10 km (6 miles) south of downtown Ottawa; driving usually takes 15-25 minutes depending on traffic.

Q: Which airlines serve YOW?
A: Major Canadian carriers include Air Canada, WestJet, Porter, and Flair, with U.S. connections typically offered by American, Delta, and United affiliates.

Q: Does YOW have U.S. customs preclearance?
A: Yes, Ottawa Macdonald-Cartier has U.S. border preclearance, so passengers flying to the U.S. clear customs and immigration before boarding.

Q: How early should I arrive at YOW?
A: Arrive at least 90 minutes before domestic departures and 2 hours before U.S. or international flights, especially during morning and evening peaks.
AI-generated content · Generated Sep 27, 2026 · deepseek-v4.1-flash

🗺 Location Map

🌏 Nearby Airports (Top 5)

IATANameCity / CountryDistance (km)Distance (mi)Link
YRO Ottawa / Rockcliffe Airport Ottawa, Canada 15.5 km 9.6 mi View →
YND Ottawa / Gatineau Airport Gatineau, Canada 23.6 km 14.7 mi View →
YSH Smiths Falls-Montague (Russ Beach) Airport Smiths Falls, Canada 47.0 km 29.2 mi View →
OGS Ogdensburg International Airport Ogdensburg, United States 73.0 km 45.4 mi View →
XBR Brockville - Thousand Islands Regional Tackaberry Airport Brockville, Canada 76.2 km 47.4 mi View →

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