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YRO to ALN: distance & flight time
Ottawa (Ottawa / Rockcliffe Airport) → Alton/St Louis (St Louis Regional Airport)
864 mi
1,390 km · 751 nm
2h 21m
estimated nonstop flight time
—
time difference · heading southwest
See live YRO→ALN fares Phone-only fares on this route — call free
Flight time details
864 miles nonstop takes roughly 2h 21m gate to gate, flying southwest. 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
- YRO — Ottawa / Rockcliffe Airport · Ottawa, Canada
- ALN — St Louis Regional Airport · Alton/St Louis, 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 YRO
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
Frequently asked questions
How far is YRO from ALN?
The flight distance from Ottawa (YRO) to Alton/St Louis (ALN) is 864 miles (1,390 km, 751 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YRO to ALN?
A nonstop flight takes about 2h 21m 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 YRO to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YRO–ALN that never appear on search engines, with no booking fees.