Cheap flights from Ottawa, Canada to San Francisco, CA

Travelers frequently search for route combinations, such as Ottawa and Halifax, Toronto, Amsterdam, Moncton, Istanbul, Geneva, Lisbon, Barcelona, Berlin, Madrid, Athens, Calgary, New York, Paris, Vienna, Miami, Montreal, London, Glasgow, Orlando.

Travelers frequently search for route combinations, such as San Francisco and London, Dublin, Manchester, Manila, Athens, Tallinn, New Delhi, Las Vegas, Edinburgh, Denpasar, Bengaluru, Riga, Chennai, Atlanta, Bangkok, Washington, D.C., Hyderabad, Los Angeles, New York, Detroit.

Ottawa is mainly served by Ottawa Macdonald–Cartier International. But there are other airports nearby, including Ottawa / Rockcliffe Airport.

The main airport in Ottawa is Ottawa Macdonald–Cartier International. It is also served by Montréal–Pierre Elliott Trudeau International, Syracuse Hancock International, Plattsburgh International, Massena International, Montreal Saint-Hubert Longueuil, Ogdensburg International, Watertown International, Adirondack Regional.

The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Oakland International, Sacramento International, San Jose International, Stockton Metropolitan, Monterey Regional, Charles M. Schulz–Sonoma County, Merced Regional.

Yes, it's possible to combine different modes of transport between Ottawa and San Francisco thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ottawa and San Francisco can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Ottawa and San Francisco with Porter Airlines, United Airlines, WestJet, Air Canada, Alaska Airlines.

If you don’t have specific dates for your trip between Ottawa and San Francisco, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.