Cheap flights from Ottawa to San Francisco

Round-trip
Economy
Ottawa (YOW)
San Francisco (SFO)
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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$ 377 - C$ 685
SFO
Temperature
11 - 17 °C
SFO
Precipitation
0 - 112 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

₪377

From Ottawa to San Francisco

One-way from

C$ 391

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?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 34% on your flight compared to booking on days when demand is much higher.

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

To save on the cost of your flight from Ottawa to San Francisco, book at least 61 days before your planned departure. Booking around this time can save you about 2% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 499 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 499.

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

Our data shows that April tends to be the cheapest month to fly to San Francisco from Ottawa. Users have commonly found prices around C$ 484 for the month, but tickets can be as low as C$ 350. Due to multiple factors, prepare for potentially higher prices in December.

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 September, October 2021

The best prices found for YOW to SFO flights for September, October
11 Oct - 18 Oct
C$ 454pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
   
2 STOPS
YOW
Ottawa
11 Oct - 18 Oct
C$ 457pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
 
1 STOP
YOW
Ottawa
15 Oct - 19 Oct
C$ 462pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa

Ottawa to San Francisco 2021 flight deals

Cheap flights to San Francisco from Ottawa found for this year
11 Oct - 18 Oct
C$ 454pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
   
2 STOPS
YOW
Ottawa
12 Nov - 15 Nov
C$ 455pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
11 Oct - 18 Oct
C$ 457pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
 
1 STOP
YOW
Ottawa

Last minute flights from Ottawa to San Francisco

Late deals on round-trip flights to San Francisco from Ottawa, departing today and this week
2 Oct - 11 Oct
C$ 706pp
YOW
Ottawa
Multiple Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
   
2 STOPS
YOW
Ottawa
2 Oct - 10 Oct
C$ 715pp
YOW
Ottawa
WestJet
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
WestJet
   
2 STOPS
YOW
Ottawa
2 Oct - 10 Oct
C$ 717pp
YOW
Ottawa
WestJet
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
WestJet
 
1 STOP
YOW
Ottawa

One-way flights to San Francisco from Ottawa

The cheapest one-way flights from Ottawa to San Francisco
2:25 a.m. - 8:40 a.m.
Delta
1 stop
9h 15m
YOW - SFO
Delta
C$ 391
Delta
4:55 a.m. - 1:13 p.m.
Air Canada
1 stop
11h 18m
YOW - SFO
Air Canada
C$ 395
Air Canada
3:05 a.m. - 3:40 p.m.
Multiple Airlines
2 stops
15h 35m
YOW - SFO
Multiple Airlines
C$ 399
CheapTickets.com

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

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.

Can I find flights from Ottawa to San Francisco for under C$ 500 on Cheapflights?

Yes, there are multiple flights from Ottawa to San Francisco for under C$ 500. The cheapest flight booked recently is on WestJet for just C$ 454, but on average you can expect to pay C$ 481.

Are there last-minute flights available from Ottawa to San Francisco for under C$ 800?

There are currently 9+ open flights from Ottawa to San Francisco within the next 7 days for less than C$ 800.

How popular is this Ottawa to San Francisco flight route?

Within the past month, 533 users have taken a look at flights from Ottawa to San Francisco.

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

WestJet, at C$ 454, was found to be the cheapest airline from Ottawa to San Francisco.Alternate airlines to your destination round-trip include Air Canada and Delta. WestJet is priced at 6% lower than the current average price of a flight leaving 3 months from now.

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

C$ 233 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from C$ 254 and C$ 334, respectively.

What are the most popular airlines that fly from Ottawa to San Francisco?

Before booking your flight from Ottawa to San Francisco check out the most popular airlines for this route: American Airlines, Air Canada or Delta.

What are the cheapest flights from Ottawa to San Francisco?

On average you can expect to pay C$ 825 for a flight from Ottawa to San Francisco. The cheapest flight overall is C$ 200 while the most popular route, (Ottawa - San Francisco) is currently priced at C$ 454.

COVID Restrictions

View COVID Travel Restrictions for San Francisco, CA

Do I need a COVID test to fly to San Francisco from Ottawa?

Information is based on travel restrictions from Ottawa to San Francisco

Most visitors from Ottawa need to provide a negative COVID-19 test result and/or quarantine to enter San Francisco.

COVID-19 testing requirements
Visitors from Ottawa must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Francisco.

Quarantine requirements
Visitors from Ottawa are not required to quarantine after entering San Francisco.

Do I need a test to fly back to Ottawa from San Francisco?

Returning to Ottawa from San Francisco

COVID-19 testing requirements
Visitors from San Francisco must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Ottawa.

Quarantine requirements
Visitors from San Francisco are not required to quarantine after entering Ottawa.

Hide COVID Travel Restrictions for San Francisco, CA

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 = $0.79
Average temperature for September in San Francisco
25.0 °C
Avg rainfall for September in San Francisco
3.0 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
Air Canada
C$ 203 C$ 618 No cancel fee 67%
Search Air Canada flights
Delta
C$ 234 C$ 499 No cancel fee N/A
Search Delta flights
American Airlines
C$ 293 C$ 568 No cancel fee 71%
Search American Airlines flights
WestJet
C$ 318 C$ 478 No cancel fee 60%
Search WestJet flights
United Airlines
C$ 329 C$ 550 No cancel fee 69%
Search United Airlines flights
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