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YOW to SUS: distance & flight time
Ottawa (Ottawa Macdonald-Cartier International Airport) → Null (Spirit of St Louis Airport)
894 mi
1,439 km · 777 nm
2h 25m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YOW→SUS fares Phone-only fares on this route — call free
Flight time details
894 miles nonstop takes roughly 2h 25m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YOW — Ottawa Macdonald-Cartier International Airport · Ottawa, Canada
- SUS — Spirit of St Louis Airport · Null, United States
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 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
Near SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is YOW from SUS?
The flight distance from Ottawa (YOW) to Null (SUS) is 894 miles (1,439 km, 777 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YOW to SUS?
A nonstop flight takes about 2h 25m 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 Ottawa and Null?
Null is 1 hour behind Ottawa.
What is the cheapest way to fly from YOW to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YOW–SUS that never appear on search engines, with no booking fees.