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| Depart | Return | Price | Airline |
|---|---|---|---|
| Sep 23 | Sep 29 |
$492
|
Porter Airlines
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| Depart | Return | Price | Airline |
|---|
| Depart | Return | Price | Airline |
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The cheapest flights from Ottawa to San Francisco are connecting flights on Air Canada, United Airlines, USAirways. Sometimes the cheapest airfare from Ottawa to San Francisco is with interline flight options (two different airlines)included in our search.
