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YOW to IAH: distance & flight time
Ottawa (Ottawa Macdonald-Cartier International Airport) → Houston (George Bush Intercontinental Houston Airport)
1,502 mi
2,418 km · 1,306 nm
3h 25m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YOW→IAH fares Phone-only fares on this route — call free
Flight time details
1,502 miles nonstop takes roughly 3h 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
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is YOW from IAH?
The flight distance from Ottawa (YOW) to Houston (IAH) is 1,502 miles (2,418 km, 1,306 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YOW to IAH?
A nonstop flight takes about 3h 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 Houston?
Houston is 1 hour behind Ottawa.
What is the cheapest way to fly from YOW to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YOW–IAH that never appear on search engines, with no booking fees.