Cheap flights from Ottawa to San Francisco

Round-trip
Economy
Ottawa (YOW)
San Francisco (SFO)
Depart
Return
Any month
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The best prices from Ottawa to San Francisco are usually found in April or May, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Friday

How to find the cheapest flight from
Ottawa (YOW) to San Francisco (SFO)

All the information you need to plan the best YOW to SFO flight in 2021: compare Ottawa to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
YOW - SFO
Price
C$ 358 - C$ 650
SFO
Temperature
15 - 25 °C
SFO
Rainfall
0 - 120 mm

Popular in

December

High demand for flights, 29% potential price rise

Cheapest in

April

Best time to find cheap flights, 22% potential price drop

Round-trip from

C$ 358

From Ottawa to San Francisco

One-way from

C$ 238

One-way flight from Ottawa to San Francisco

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ottawa to San Francisco?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 34% on the overall cost on flights from Ottawa to San Francisco.

How far in advance should I book a flight from Ottawa to San Francisco?

Find a great deal and save up to 27% by booking at least 59 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ottawa to San Francisco within the next two weeks, with the cheapest ticket starting at C$ 660.

What is the cheapest month to fly from Ottawa to San Francisco?

The best pricing can be found in the month of August. Prices to San Francisco from Ottawa average C$ 588. You can even find prices in August for less than C$ 588, as users have found deals to San Francisco from as low as C$ 495. The month of December appears to be one of the more expensive times to travel to San Francisco from Ottawa. Flying in the targeted month can save you up to 15%.

When is the cheapest time to fly from Ottawa to San Francisco (YOW - SFO)?

A simple way to save on the total cost of your ticket is to fly from Ottawa to San Francisco in the evening. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the afternoon.

Cheap flights from Ottawa to San Francisco in May, June 2021

The best prices found for YOW to SFO flights for May, June
23 Jun - 30 Jul
C$ 431pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
28 Jun - 30 Jul
C$ 432pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
28 Jun - 30 Jul
C$ 433pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa

Ottawa to San Francisco 2021 flight deals

Cheap flights to San Francisco from Ottawa found for this year
21 Aug - 11 Sep
C$ 428pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa
23 Jun - 30 Jul
C$ 431pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
21 Aug - 11 Sep
C$ 432pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa

One-way flights to San Francisco from Ottawa

The cheapest one-way flights from Ottawa to San Francisco
4:30 a.m. - 1:05 p.m.
Air Canada
1 stop
11h 35m
YOW - SFO
Air Canada
C$ 238
3:00 a.m. - 1:05 p.m.
Air Canada
2 stops
13h 05m
YOW - SFO
Air Canada
C$ 243
2:45 a.m. - 11:05 a.m.
United Airlines
3 stops
11h 20m
YOW - SFO
United Airlines
C$ 693
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ottawa</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Ottawa to San Francisco

Can I find flights from Ottawa to San Francisco for under C$ 485 on Cheapflights?

Yes, there are multiple flights from Ottawa to San Francisco for under C$ 485. The cheapest flight booked recently is on Air Canada for just C$ 428, but on average you can expect to pay C$ 654.

What safety measures are being taken by airlines flying from Ottawa to San Francisco to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travellers booking flights from Ottawa to San Francisco include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Ottawa to San Francisco have flexible cancellations due to COVID-19?

Some of our airline partners flying from Ottawa to San Francisco have new flexible policies in place due to COVID-19. United Airlines, Air Canada, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Are there direct flights from Ottawa to San Francisco for under C$ 485 on Cheapflights?

There are no direct flights from Ottawa to San Francisco, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in Ottawa or San Francisco?

Expected rainfall in Ottawa is less than in San Francisco. You can expect this to be the case over the next 19 days.

Is Ottawa weather warmer or cooler than San Francisco?

Expect the weather to be around 27 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally colder than in Ottawa.

How long is the flight from Ottawa to San Francisco?

There are many flights that can get you from Ottawa to San Francisco in 8h 34m. Fly via Air Canada, United Airlines, or WestJet to get the fastest option. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Ottawa to San Francisco round-trip?

Currently priced at C$ 429, Air Canada will fly you from Ottawa to San Francisco and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from WestJet and United Airlines - these airlines can fly you to your destination from C$ 437 and C$ 438, respectively. Air Canada is currently priced 6% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Ottawa to San Francisco one-way?

One-way options have recently been found by users for as low as C$ 238 on Air Canada. Another option is United Airlines, who have fights from C$ 693.

Alternative routes for Ottawa to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Ottawa to San Francisco.
Today's exchange rate
C$ 1 = $0.83
Average temperature for May in San Francisco
21.0 °C
Avg rainfall for May in San Francisco
14.0 mm

Airports servicing Ottawa

Airports servicing San Francisco

Top 5 airlines flying from Ottawa to San Francisco

The chart below displays the airlines Cheapflights users travelling from Ottawa to San Francisco choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
WestJet
C$ 248 C$ 374 No cancel fee 60%
Search WestJet flights
Delta
C$ 183 C$ 390 No cancel fee N/A
Search Delta flights
United Airlines
C$ 257 C$ 430 No cancel fee 69%
Search United Airlines flights
American Airlines
C$ 229 C$ 444 No cancel fee 71%
Search American Airlines flights
Air Canada
C$ 158 C$ 484 No cancel fee 67%
Search Air Canada flights
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