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 October or September, booked 59 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

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 2022: compare Ottawa to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
YOW - SFO
Price
C$ 378 - C$ 677
SFO
Temperature
11 - 17 °C
SFO
Rainfall
0 - 112 mm

Popular in

December

High demand for flights, 19% potential price rise

Cheapest in

October

Best time to find cheap flights, 31% potential price drop

Round-trip from

C$ 485

From Ottawa to San Francisco

One-way from

C$ 313

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.
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 14% on your trip compared to booking a flight in the morning.

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 58 days before your planned departure. Booking around this time can save you about 83% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 873 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,199.

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

Our data shows that October tends to be the cheapest month to fly to San Francisco from Ottawa. Users have commonly found prices around C$ 702 for the month, but tickets can be as low as C$ 456. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest day to fly round-trip from Ottawa to San Francisco?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 51% on your flight compared to booking on days when demand is much higher.

Cheap flights from Ottawa to San Francisco in August, September 2022

The best prices found for YOW to SFO flights for August, September
28 Sep - 12 Oct
C$ 548pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa
28 Sep - 12 Oct
C$ 560pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa
28 Sep - 12 Oct
C$ 565pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa

Ottawa to San Francisco 2022 flight deals

Cheap flights to San Francisco from Ottawa found for this year
15 Oct - 20 Oct
C$ 320pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
 
1 STOP
YOW
Ottawa
15 Oct - 20 Oct
C$ 321pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
 
1 STOP
YOW
Ottawa
15 Oct - 20 Oct
C$ 339pp
YOW
Ottawa
Multiple Airlines
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
   
2 STOPS
YOW
Ottawa

Cheap Air Canada flights from Ottawa to San Francisco

3 Oct - 12 Oct
C$ 538pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa
28 Sep - 12 Oct
C$ 548pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa
28 Sep - 12 Oct
C$ 560pp
YOW
Ottawa
Air Canada
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Air Canada
   
2 STOPS
YOW
Ottawa

Cheap WestJet flights from Ottawa to San Francisco

15 Oct - 22 Oct
C$ 598pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
 
1 STOP
YOW
Ottawa
4 Oct - 14 Oct
C$ 601pp
YOW
Ottawa
WestJet
 
1 STOP
SFO
San Francisco
SFO
San Francisco
WestJet
 
1 STOP
YOW
Ottawa
1 Oct - 14 Oct
C$ 602pp
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
18 Aug - 28 Aug
C$ 808pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
21 Aug - 23 Aug
C$ 847pp
YOW
Ottawa
Air Canada
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Air Canada
 
1 STOP
YOW
Ottawa
18 Aug - 25 Aug
C$ 852pp
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
5:40 p.m. - 5:10 a.m.
Flair Airlines
1 stop
14h 30m
YOW - SFO
Flair Airlines
C$ 313
Kiwi.com
7:50 a.m. - 1:14 p.m.
Air Canada
1 stop
8h 24m
YOW - SFO
Air Canada
C$ 343
Air Canada
9:45 a.m. - 6:36 p.m.
Delta
2 stops
11h 51m
YOW - SFO
Delta
C$ 345
Delta

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. Air Canada, American Airlines, and WestJet are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Air Canada with this kind of flexibility.

Can I find flights from Ottawa to San Francisco for under C$ 400 on Cheapflights?

Yes, there are multiple flights from Ottawa to San Francisco for under C$ 400. The cheapest flight booked recently is on Multiple Airlines for just C$ 320, but on average you can expect to pay C$ 533.

Are there last-minute flights available from Ottawa to San Francisco for under C$ 900?

There are currently 20+ open flights from Ottawa to San Francisco within the next 7 days for less than C$ 900.

How popular is this Ottawa to San Francisco flight route?

Within the past month, 462 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?

Air Canada, at C$ 538, was found to be the cheapest airline from Ottawa to San Francisco.Alternate airlines to your destination round-trip include WestJet and Delta. Air Canada is priced at 23% 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$ 250 is the cheapest one-way deal found within the past few days, from Flair Airlines. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from C$ 281 and C$ 345, respectively.

What are the cheapest flights from Ottawa to San Francisco?

On average you can expect to pay C$ 1,350 for a flight from Ottawa to San Francisco. The cheapest flight overall is C$ 378 while the most popular route, (Ottawa - San Francisco) is currently priced at C$ 320.

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 Flair Airlines.

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 are not required to present a negative COVID-19 PCR test or antigen result upon entering 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) or Antigen (quick-test) test taken 72 hours for RT-PCR (NAAT) and 1 day for Antigen (quick-test) 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.

Top 4 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
American Airlines
C$ 294 C$ 570 No cancel fee 71%
Search American Airlines flights
Flair Airlines
C$ 328 C$ 350 No cancel fee N/A
Search Flair Airlines flights
WestJet
C$ 438 C$ 566 No cancel fee 60%
Search WestJet flights
Air Canada
C$ 475 C$ 738 No cancel fee 67%
Search Air Canada flights
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