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| Depart | Return | Price | Airline |
|---|---|---|---|
| Feb 11 | Feb 19 |
$892
|
Air Canada
|
| Depart | Return | Price | Airline |
|---|---|---|---|
| Feb 04 | Feb 12 |
$826
|
United Airlines
|
| Depart | Return | Price | Airline |
|---|
The cheapest flights from Ottawa to Houston-Intercontinental are connecting flights on United Airlines, USAirways. Sometimes the cheapest airfare from Ottawa to Houston-Intercontinental is with interline flight options (two different airlines)included in our search.