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OSF to YOW: distance & flight time
Moscow (Ostafyevo International Airport) → Ottawa (Ottawa Macdonald-Cartier International Airport)
4,461 mi
7,180 km · 3,877 nm
9h 13m
estimated nonstop flight time
-7h
time difference · heading northwest
See live OSF→YOW fares Phone-only fares on this route — call free
Flight time details
4,461 miles nonstop takes roughly 9h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- OSF — Ostafyevo International Airport · Moscow, Russia
- 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 OSF
- VKO · Vnukovo International Airport11 mi away
- DME · Domodedovo International Airport17 mi away
- BKA · Bykovo Airport23 mi away
- ZIA · Zhukovsky International Airport25 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 OSF from YOW?
The flight distance from Moscow (OSF) to Ottawa (YOW) is 4,461 miles (7,180 km, 3,877 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSF to YOW?
A nonstop flight takes about 9h 13m 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 Moscow and Ottawa?
Ottawa is 7 hours behind Moscow.
What is the cheapest way to fly from OSF to YOW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSF–YOW that never appear on search engines, with no booking fees.