Cheap Flights from Ottawa to San Francisco

Round-trip journeys from Ottawa Intl. Airport to SFO start from . This is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.

Most flights can be conveniently cancelled online, but whether or not you are charged a fee varies between airlines. If you do have to cancel your break, follow the instructions in the Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Ottawa International Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.

It's around 3,900 kilometres between Ottawa and San Francisco, so expect to be strapped into your seat for a while. Keep yourself entertained by packing things like playing cards (if you're travelling with friends) or a gripping book.

You won't find any airlines flying directly between Macdonald-Cartier Intl. Airport (YOW) and San Francisco Intl. Airport (SFO), so be prepared to make at least one stop on your journey. A layover can be a nice way to break up a trip!

Booking your trip from Ottawa Intl. Airport to SFO at the last minute could save you some serious cash. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.