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Cheap flights from San Francisco to Ottawa from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Ottawa departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Francisco to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
12:50 pm - 12:40 am
SFO
-
YOW
8h 50m
1 stop
WestJet Logo
6:00 am - 11:54 am
YOW
-
SFO
8h 54m
1 stop
$274WestJet
Tue, May 5 - Fri, May 8
WestJet Logo
1:00 pm - 12:40 am
SFO
-
YOW
8h 40m
1 stop
WestJet Logo
6:00 am - 11:54 am
YOW
-
SFO
8h 54m
1 stop
$281WestJet
Fri, Apr 10 - Mon, Apr 27
WestJet Logo
6:05 pm - 12:40 am
SFO
-
YOW
27h 35m
1 stop
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m
1 stop
$305WestJet
Sun, May 17 - Wed, May 20
WestJet Logo
7:30 am - 6:25 pm
SFO
-
YOW
7h 55m
1 stop
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m
1 stop
$307WestJet
Tue, Jun 16 - Fri, Jun 19
WestJet Logo
7:30 am - 6:25 pm
SFO
-
YOW
7h 55m
1 stop
WestJet Logo
5:45 am - 1:57 pm
YOW
-
SFO
11h 12m
1 stop
$308WestJet
Fri, Jul 10 - Mon, Jul 13
WestJet Logo
12:50 pm - 12:40 am
SFO
-
YOW
8h 50m
1 stop
WestJet Logo
6:00 am - 9:24 pm
YOW
-
SFO
18h 24m
1 stop
$309WestJet
Mon, Apr 27 - Sat, May 2
Multiple Airlines Logo
9:01 am - 12:39 am
SFO
-
YOW
12h 38m
2 stops
Multiple Airlines Logo
6:00 am - 11:54 am
YOW
-
SFO
8h 54m
1 stop
$317Multiple Airlines
Fri, Apr 10 - Mon, Apr 27
WestJet Logo
7:30 am - 12:22 am
SFO
-
YOW
13h 52m
2 stops
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m
1 stop
$319WestJet
Tue, May 5 - Fri, May 8
WestJet Logo
6:05 pm - 2:55 pm
SFO
-
YOW
17h 50m
1 stop
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m
1 stop
$320WestJet
Fri, Jun 5 - Sun, Jun 14
WestJet Logo
12:50 pm - 12:40 am
SFO
-
YOW
8h 50m
1 stop
WestJet Logo
6:15 am - 9:24 pm
YOW
-
SFO
18h 09m
2 stops
$339WestJet
Mon, Apr 27 - Sat, May 2

Delta flights from San Francisco to Ottawa

Our best Delta deals on San Francisco to Ottawa flight tickets
Delta
Jan 27
SFO5:45 amSan Francisco
15h 57m
2 stops
YOW12:42 amOttawa
Feb 3
YOW5:40 amOttawa
15h 58m
2 stops
SFO6:38 pmSan Francisco
$509
Delta
Jan 26
SFO5:45 amSan Francisco
15h 57m
2 stops
YOW12:42 amOttawa
Feb 7
YOW5:40 amOttawa
17h 45m
2 stops
SFO8:25 pmSan Francisco
$534
Delta
Jan 27
SFO5:45 amSan Francisco
15h 57m
2 stops
YOW12:42 amOttawa
Feb 3
YOW5:40 amOttawa
15h 58m
2 stops
SFO6:38 pmSan Francisco
$782

Air Canada flights from San Francisco to Ottawa

Our best Air Canada deals on San Francisco to Ottawa flight tickets
Air Canada
Jan 27
SFO6:00 pmSan Francisco
9h 43m
1 stop
YOW6:43 amOttawa
Feb 3
YOW7:45 amOttawa
10h 50m
1 stop
SFO3:35 pmSan Francisco
$621
Air Canada
Jan 26
SFO8:25 amSan Francisco
14h 13m
2 stops
YOW1:38 amOttawa
Jan 30
YOW7:45 amOttawa
10h 50m
1 stop
SFO3:35 pmSan Francisco
$644
Air Canada
Jan 27
SFO6:50 pmSan Francisco
17h 56m
1 stop
YOW3:46 pmOttawa
Feb 3
YOW5:00 amOttawa
12h 56m
2 stops
SFO2:56 pmSan Francisco
$749

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from San Francisco to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Tue 5/5

12:50 pm-12:40 am

1 stop8h 50m

Ottawa

Fri 5/8

6:00 am-11:54 am

1 stop8h 54m

$274

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 4/10

1:00 pm-12:40 am

1 stop8h 40m

Ottawa

Mon 4/27

6:00 am-11:54 am

1 stop8h 54m

$281

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sun 5/17

6:05 pm-12:40 am

1 stop27h 35m

Ottawa

Wed 5/20

3:45 pm-9:24 pm

1 stop8h 39m

$305

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Tue 6/16

7:30 am-6:25 pm

1 stop7h 55m

Ottawa

Fri 6/19

3:45 pm-9:24 pm

1 stop8h 39m

$307

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 7/10

7:30 am-6:25 pm

1 stop7h 55m

Ottawa

Mon 7/13

5:45 am-1:57 pm

1 stop11h 12m

$308

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Mon 4/27

12:50 pm-12:40 am

1 stop8h 50m

Ottawa

Sat 5/2

6:00 am-9:24 pm

1 stop18h 24m

$309

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 4/10

9:01 am-12:39 am

2 stops12h 38m

Ottawa

Mon 4/27

6:00 am-11:54 am

1 stop8h 54m

$317

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Tue 5/5

7:30 am-12:22 am

2 stops13h 52m

Ottawa

Fri 5/8

3:45 pm-9:24 pm

1 stop8h 39m

$319

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 6/5

6:05 pm-2:55 pm

1 stop17h 50m

Ottawa

Sun 6/14

3:45 pm-9:24 pm

1 stop8h 39m

$320

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Mon 4/27

12:50 pm-12:40 am

1 stop8h 50m

Ottawa

Sat 5/2

6:15 am-9:24 pm

2 stops18h 09m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

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

What is the cheapest month to fly to Ottawa?

In general, February is the cheapest month to fly from San Francisco to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $337. The month of June is another great option to travel to Ottawa, with average flight prices from San Francisco averaging around $344.

How far in advance should I book a flight 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 $470 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 $318 on momondo.

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

As of January 2026, prices for San Francisco to Ottawa flights are approximately 23% more expensive 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 55m

Direct flights

None
The fastest flight from San Francisco to Ottawa takes 7h 55m
There are no direct flights from San Francisco to Ottawa. There are no popular flight routes from San Francisco to Ottawa.
Search flight deals

  • How far is San Francisco to Ottawa by plane?

    There are 2433.0 mi between San Francisco and Ottawa. Typically, this will take 7h 55m by plane in normal conditions.

  • 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 were last updated today.

  • How many operators does momondo search 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Ottawa?

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 AirlinesPriceFrom $203Free CancellationRating
8.0
407 reviews
Search Porter Airlines flights
WestJetPriceFrom $269Free CancellationRating
7.2
3,243 reviews
Search WestJet flights
United AirlinesPriceFrom $281Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
Air CanadaPriceFrom $294Free CancellationRating
7.1
10,624 reviews
Search Air Canada flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Calabogie
Brockville
Petawawa
Smiths Falls
Perth
Prescott
Winchester
Wakefield

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?

If you are not ready to book a flight from San Francisco to Ottawa now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ottawa and let you know when they change.

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