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ALN to YOW: distance & flight time
Alton/St Louis (St Louis Regional Airport) → Ottawa (Ottawa Macdonald-Cartier International Airport)
859 mi
1,382 km · 746 nm
2h 20m
estimated nonstop flight time
—
time difference · heading northeast
See live ALN→YOW fares Phone-only fares on this route — call free
Flight time details
859 miles nonstop takes roughly 2h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ALN — St Louis Regional Airport · Alton/St Louis, 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 ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 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 ALN from YOW?
The flight distance from Alton/St Louis (ALN) to Ottawa (YOW) is 859 miles (1,382 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to YOW?
A nonstop flight takes about 2h 20m 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 cheapest way to fly from ALN to YOW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–YOW that never appear on search engines, with no booking fees.