What is the cheapest airline that flies from San Francisco to Ottawa?

WestJet is the most popular carrier operating from San Francisco to Ottawa

Which airlines fly to Ottawa?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to Ottawa from San Francisco according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Ottawa. Keep in mind that there are 3 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Francisco Airport to Ottawa Airport?

Prices for flights from San Francisco Airport to Ottawa Airport are updated daily.

How many operators does momondo search for flights from San Francisco Airport to Ottawa Airport?

As of August 2026, there are 3 operators available to choose from for flights from San Francisco Airport to Ottawa Airport.

How old do you have to be to fly from San Francisco Airport to Ottawa Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 217 Cheap Flights from San Francisco to Ottawa in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

12:25 p.m. - 9:55 p.m.YOW Ottawa-SFO San Francisco

12h 30m2 stops Winnipeg Calgary

C$ 503WestJet

Wed, 16 Sep - Sun, 20 Sep

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

1:20 p.m. - 3:46 p.m.YOW Ottawa-SFO San Francisco

29h 26m2 stops Calgary Phoenix Sky Harbor Intl

C$ 504Multiple Airlines

Wed, 16 Sep - Wed, 23 Sep

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

7:20 a.m. - 3:46 p.m.YOW Ottawa-SFO San Francisco

35h 26m2 stops Calgary Phoenix Sky Harbor Intl

C$ 507Multiple Airlines

Wed, 16 Sep - Sun, 20 Sep

1:00 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

13h 35m1 stop Calgary

6:15 p.m. - 12:00 p.m.YOW Ottawa-SFO San Francisco

20h 45m2 stops Edmonton Calgary

C$ 520WestJet

Sat, 10 Oct - Sat, 17 Oct

6:05 p.m. - 5:35 a.m.SFO San Francisco-YOW Ottawa

8h 30m1 stop Calgary

7:00 a.m. - 12:20 p.m.YOW Ottawa-SFO San Francisco

8h 20m1 stop Toronto Pearson Intl

C$ 523Multiple Airlines

Wed, 16 Sep - Wed, 23 Sep

1:00 p.m. - 12:30 p.m.SFO San Francisco-YOW Ottawa

20h 30m2 stops Calgary Edmonton

12:25 p.m. - 9:55 p.m.YOW Ottawa-SFO San Francisco

12h 30m2 stops Winnipeg Calgary

C$ 542WestJet

Sat, 10 Oct - Sat, 17 Oct

1:45 p.m. - 12:43 a.m.SFO San Francisco-YOW Ottawa

7h 58m1 stop Toronto Pearson Intl

7:00 a.m. - 12:45 p.m.YOW Ottawa-SFO San Francisco

8h 45m1 stop Toronto Pearson Intl

C$ 752Porter Airlines

Thu, 10 Dec - Sun, 13 Dec

1:45 p.m. - 12:43 a.m.SFO San Francisco-YOW Ottawa

7h 58m1 stop Toronto Pearson Intl

7:00 a.m. - 12:45 p.m.YOW Ottawa-SFO San Francisco

8h 45m1 stop Toronto Pearson Intl

C$ 803Porter Airlines

Mon, 16 Nov - Fri, 20 Nov

1:20 p.m. - 12:25 a.m.SFO San Francisco-YOW Ottawa

8h 05m1 stop Toronto Pearson Intl

7:00 a.m. - 12:15 p.m.YOW Ottawa-SFO San Francisco

8h 15m1 stop Toronto Pearson Intl

C$ 929Porter Airlines

Sun, 30 Aug - Sun, 6 Sep

11:10 a.m. - 10:10 p.m.SFO San Francisco-YOW Ottawa

8h 00m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 a.m. - 10:45 a.m.YOW Ottawa-SFO San Francisco

8h 35m1 stop Toronto Pearson Intl

C$ 992Air Canada

Sat, 29 Aug - Fri, 4 Sep

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WestJet flights from San Francisco to Ottawa

Our best WestJet deals on San Francisco to Ottawa flight tickets

WestJet

16 Sep

SFO6:05 p.m.San Francisco

8h 30m

1 stop

YOW5:35 a.m.Ottawa

20 Sep

YOW12:25 p.m.Ottawa

12h 30m

2 stops

SFO9:55 p.m.San Francisco

C$ 503

WestJet

10 Oct

SFO1:00 p.m.San Francisco

13h 35m

1 stop

YOW5:35 a.m.Ottawa

17 Oct

YOW6:15 p.m.Ottawa

20h 45m

2 stops

SFO12:00 p.m.San Francisco

C$ 520

WestJet

10 Oct

SFO1:00 p.m.San Francisco

20h 30m

2 stops

YOW12:30 p.m.Ottawa

17 Oct

YOW12:25 p.m.Ottawa

12h 30m

2 stops

SFO9:55 p.m.San Francisco

C$ 542

American Airlines flights from San Francisco to Ottawa

Our best American Airlines deals on San Francisco to Ottawa flight tickets

American Airlines

18 Aug

SFO8:29 a.m.San Francisco

10h 11m

2 stops

YOW9:40 p.m.Ottawa

19 Aug

YOW7:00 a.m.Ottawa

15h 05m

3 stops

SFO7:05 p.m.San Francisco

C$ 1,878

American Airlines

13 Aug

SFO10:58 a.m.San Francisco

24h 57m

2 stops

YOW2:55 p.m.Ottawa

16 Aug

YOW7:00 a.m.Ottawa

15h 05m

3 stops

SFO7:05 p.m.San Francisco

C$ 2,106

American Airlines

10 Aug

SFO8:41 p.m.San Francisco

15h 14m

3 stops

YOW2:55 p.m.Ottawa

15 Aug

YOW7:00 a.m.Ottawa

15h 13m

3 stops

SFO7:13 p.m.San Francisco

C$ 2,208

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Wed 16/9

6:05 p.m.-5:35 a.m.

1 stop8h 30m

Ottawa

Sun 20/9

12:25 p.m.-9:55 p.m.

2 stops12h 30m

C$ 503

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Wed 16/9

6:05 p.m.-5:35 a.m.

1 stop8h 30m

Ottawa

Wed 23/9

1:20 p.m.-3:46 p.m.

2 stops29h 26m

C$ 504

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Wed 16/9

6:05 p.m.-5:35 a.m.

1 stop8h 30m

Ottawa

Sun 20/9

7:20 a.m.-3:46 p.m.

2 stops35h 26m

C$ 507

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Sat 10/10

1:00 p.m.-5:35 a.m.

1 stop13h 35m

Ottawa

Sat 17/10

6:15 p.m.-12:00 p.m.

2 stops20h 45m

C$ 520

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Wed 16/9

6:05 p.m.-5:35 a.m.

1 stop8h 30m

Ottawa

Wed 23/9

7:00 a.m.-12:20 p.m.

1 stop8h 20m

C$ 523

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Sat 10/10

1:00 p.m.-12:30 p.m.

2 stops20h 30m

Ottawa

Sat 17/10

12:25 p.m.-9:55 p.m.

2 stops12h 30m

C$ 542

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Thu 10/12

1:45 p.m.-12:43 a.m.

1 stop7h 58m

Ottawa

Sun 13/12

7:00 a.m.-12:45 p.m.

1 stop8h 45m

C$ 752

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Mon 16/11

1:45 p.m.-12:43 a.m.

1 stop7h 58m

Ottawa

Fri 20/11

7:00 a.m.-12:45 p.m.

1 stop8h 45m

C$ 803

Quickest round-trip

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Sun 30/8

1:20 p.m.-12:25 a.m.

1 stop8h 05m

Ottawa

Sun 6/9

7:00 a.m.-12:15 p.m.

1 stop8h 15m

C$ 929

San FranciscoOttawa

SFO San Francisco - YOW Ottawa

SFOYOW

San Francisco

Sat 29/8

11:10 a.m.-10:10 p.m.

1 stop8h 00m

Ottawa

Fri 4/9

5:10 a.m.-10:45 a.m.

1 stop8h 35m

C$ 992

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Francisco to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between San Francisco and Ottawa?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 677 to C$ 1,125.
The lowest price recently found on this route was C$ 503.

What is the cheapest month to fly to Ottawa?

The month of February is, on average, the cheapest month to fly to Ottawa from San Francisco, with most prices found around C$ 591. If you aren’t able to travel to Ottawa during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 622.

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

You are more likely to see cheaper flights to Ottawa from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around C$ 811 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from San Francisco for as low as C$ 495 on momondo.

Can stopping save me money on San Francisco to Ottawa flights?

You could potentially save up to 12% on your flight if you consider stops on a San Francisco to Ottawa flight.

How have San Francisco to Ottawa flight prices changed over time?

As of August 2026, prices for San Francisco to Ottawa flights are approximately 44% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Ottawa according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Francisco to Ottawa (SFO to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Ottawa

Fastest flight time	7h 58m
Direct flights	None

The fastest flight from San Francisco to Ottawa takes 7h 58m

There are no direct flights from San Francisco to Ottawa. There are no popular flight routes from San Francisco to Ottawa.

Search flight deals

Frequently asked questions about flying from San Francisco to Ottawa

How far is San Francisco to Ottawa by plane?
A flight from San Francisco to Ottawa will travel around 3915.3 km. In terms of flight time, this usually takes a little over 7h 58m.
When did momondo last update prices for flights from San Francisco Airport to Ottawa Airport?
Prices for flights from San Francisco Airport to Ottawa Airport are updated daily.
How many operators does momondo search for flights from San Francisco Airport to Ottawa Airport?
As of August 2026, there are 3 operators available to choose from for flights from San Francisco Airport to Ottawa Airport.
How old do you have to be to fly from San Francisco Airport to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from San Francisco to Ottawa?
Based on momondo bookings for flights between San Francisco and Ottawa, the leading airline is WestJet, making up 36% of the total bookings. Other popular airlines include Porter Airlines with 34% and Air Canada with 30%.

Best airlines flying from San Francisco to Ottawa

Compare and see reviews for airlines that fly from San Francisco to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom C$ 199	Free Cancellation	Rating 8.0 450 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 460	Free Cancellation	Rating 7.2 3,426 reviews	Search WestJet flights
Air Canada	PriceFrom C$ 622	Free Cancellation	Rating 7.1 11,437 reviews	Search Air Canada flights

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Wakefield

Calabogie

Prescott

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Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Ottawa?

It is quick and easy to find San Francisco to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

Can I find flights from San Francisco to Ottawa with flexible booking policies on momondo?

Yes. All flights to Ottawa from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Ottawa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ottawa from San Francisco.

I’m not ready to book a flight from San Francisco to Ottawa right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Ottawa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.