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Cheap Flights from Ottawa to San Francisco starting at S$ 181

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Ottawa to San Francisco

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Ottawa to San Francisco

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Flair Airlines
From S$ 181
Westjet
From S$ 257
Porter Airlines
From S$ 283
United Airlines
From S$ 317
Air Canada
From S$ 348
Lynx Air
From S$ 386
Delta Air Lines
From S$ 402
ANA airlines

Find more flights and airlines

Alternative Routes from Ottawa to San Francisco

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Ottawa to San Francisco.

  • Cheapest
    Flair Airlines
    YOW
    07:00
    27h 42m
    1 transfer
    SFO
    07:42
    Ottawa Macdonald-Cartier International Airport - San Francisco International Airport
    Mon, Apr 15Flair Airlines
    S$ 181
  • Flair Airlines
    YOW
    07:00
    27h 42m
    1 transfer
    SFO
    07:42
    Ottawa Macdonald-Cartier International Airport - San Francisco International Airport
    Mon, Apr 15Flair Airlines
    S$ 181
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Ottawa (YOW) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Ottawa to San Francisco based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Ottawa (YOW) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around S$ 702.
  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.
  • How many airports in San Francisco?

    There are 1 airports near San Francisco: San Francisco International Airport.

Find cheapest flight ticket from Ottawa to San Francisco

Cheapest direct flight price

S$ 181

Cheapest month

December

Peak season for travel

June