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UGN to YOW: distance & flight time
Chicago (Waukegan National Airport) → Ottawa (Ottawa Macdonald-Cartier International Airport)
639 mi
1,028 km · 555 nm
1h 51m
estimated nonstop flight time
+1h
time difference · heading east
See live UGN→YOW fares Phone-only fares on this route — call free
Flight time details
639 miles nonstop takes roughly 1h 51m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- UGN — Waukegan National Airport · Chicago, United States
- YOW — Ottawa Macdonald-Cartier International Airport · Ottawa, Canada
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Near YOW
- YRO · Ottawa / Rockcliffe Airport10 mi away
- YND · Ottawa / Gatineau Airport15 mi away
- YSH · Smiths Falls-Montague (Russ Beach) Airport29 mi away
- OGS · Ogdensburg International Airport45 mi away
Frequently asked questions
How far is UGN from YOW?
The flight distance from Chicago (UGN) to Ottawa (YOW) is 639 miles (1,028 km, 555 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UGN to YOW?
A nonstop flight takes about 1h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Chicago and Ottawa?
Ottawa is 1 hour ahead of Chicago.
What is the cheapest way to fly from UGN to YOW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UGN–YOW that never appear on search engines, with no booking fees.