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Cheap flights from San Francisco to Ottawa from $106

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 1/15. 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.
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
4:15 pm - 9:39 pm
YOW
-
SFO
32h 24m2 stops
$291Multiple Airlines
Sun, Feb 1 - Mon, Feb 23
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
6:00 am - 12:10 pm
YOW
-
SFO
9h 10m1 stop
$294Multiple Airlines
Sat, Jan 31 - Fri, Feb 6
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
4:20 pm - 12:28 am
YOW
-
SFO
35h 08m2 stops
$299Multiple Airlines
Sun, Feb 1 - Wed, Feb 4
WestJet Logo
1:00 pm - 6:23 pm
SFO
-
YOW
26h 23m2 stops
WestJet Logo
7:15 pm - 12:10 pm
YOW
-
SFO
19h 55m2 stops
$309WestJet
Thu, Apr 9 - Mon, Apr 13
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
7:15 pm - 9:30 am
YOW
-
SFO
41h 15m2 stops
$311Multiple Airlines
Sat, Jan 31 - Fri, Feb 6
WestJet Logo
12:50 pm - 5:28 am
SFO
-
YOW
13h 38m2 stops
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m1 stop
$318WestJet
Fri, May 8 - Sun, May 10
WestJet Logo
12:50 pm - 12:40 am
SFO
-
YOW
8h 50m1 stop
WestJet Logo
3:45 pm - 9:24 pm
YOW
-
SFO
8h 39m1 stop
$325WestJet
Fri, May 8 - Sun, May 10
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
5:40 am - 12:45 pm
YOW
-
SFO
10h 05m1 stop
$327Multiple Airlines
Sun, Feb 1 - Mon, Feb 23
Multiple Airlines Logo
10:15 am - 2:45 pm
SFO
-
YOW
25h 30m1 stop
Multiple Airlines Logo
6:50 pm - 9:30 am
YOW
-
SFO
17h 40m1 stop
$328Multiple Airlines
Sun, Feb 1 - Wed, Feb 4
Multiple Airlines Logo
12:50 pm - 12:40 am
SFO
-
YOW
8h 50m1 stop
Multiple Airlines Logo
7:00 am - 12:23 pm
YOW
-
SFO
8h 23m1 stop
$333Multiple Airlines
Fri, May 8 - Sun, May 10

WestJet flights from San Francisco to Ottawa

Our best WestJet deals on San Francisco to Ottawa flight tickets
WestJet
Apr 9
SFO1:00 pmSan Francisco
26h 23m
2 stops
YOW6:23 pmOttawa
Apr 13
YOW7:15 pmOttawa
19h 55m
2 stops
SFO12:10 pmSan Francisco
$309
Find similar
WestJet
May 8
SFO12:50 pmSan Francisco
13h 38m
2 stops
YOW5:28 amOttawa
May 10
YOW3:45 pmOttawa
8h 39m
1 stop
SFO9:24 pmSan Francisco
$318
Find similar
WestJet
May 8
SFO12:50 pmSan Francisco
8h 50m
1 stop
YOW12:40 amOttawa
May 10
YOW3:45 pmOttawa
8h 39m
1 stop
SFO9:24 pmSan Francisco
$325
Find similar

American Airlines flights from San Francisco to Ottawa

Our best American Airlines deals on San Francisco to Ottawa flight tickets
American Airlines
Jan 12
SFO7:01 pmSan Francisco
18h 52m
3 stops
YOW4:53 pmOttawa
Feb 11
YOW6:40 amOttawa
21h 07m
2 stops
SFO12:47 amSan Francisco
$978
Find similar
American Airlines
Jan 12
SFO7:00 amSan Francisco
14h 43m
3 stops
YOW12:43 amOttawa
Feb 11
YOW6:40 amOttawa
21h 07m
2 stops
SFO12:47 amSan Francisco
$1,011
Find similar
American Airlines
Jan 13
SFO7:00 amSan Francisco
14h 43m
3 stops
YOW12:43 amOttawa
Jan 20
YOW6:45 amOttawa
21h 02m
2 stops
SFO12:47 amSan Francisco
$1,018
Find similar

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 December 31, 2025.
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

Sun 2/1

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Mon 2/23

4:15 pm-9:39 pm

2 stops32h 24m

$291

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sat 1/31

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Fri 2/6

6:00 am-12:10 pm

1 stop9h 10m

$294

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sun 2/1

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Wed 2/4

4:20 pm-12:28 am

2 stops35h 08m

$299

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Thu 4/9

1:00 pm-6:23 pm

2 stops26h 23m

Ottawa

Mon 4/13

7:15 pm-12:10 pm

2 stops19h 55m

$309

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sat 1/31

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Fri 2/6

7:15 pm-9:30 am

2 stops41h 15m

$311

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 5/8

12:50 pm-5:28 am

2 stops13h 38m

Ottawa

Sun 5/10

3:45 pm-9:24 pm

1 stop8h 39m

$318

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 5/8

12:50 pm-12:40 am

1 stop8h 50m

Ottawa

Sun 5/10

3:45 pm-9:24 pm

1 stop8h 39m

$325

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sun 2/1

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Mon 2/23

5:40 am-12:45 pm

1 stop10h 05m

$327

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Sun 2/1

10:15 am-2:45 pm

1 stop25h 30m

Ottawa

Wed 2/4

6:50 pm-9:30 am

1 stop17h 40m

$328

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

Fri 5/8

12:50 pm-12:40 am

1 stop8h 50m

Ottawa

Sun 5/10

7:00 am-12:23 pm

1 stop8h 23m

$333

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 $337.

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 $478 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 December 2025, prices for San Francisco to Ottawa flights are approximately 35% 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 56m

Direct flights

None
The fastest flight from San Francisco to Ottawa takes 7h 56m
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 56m 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 $255Free CancellationRating
8.0
403 reviews
Search Porter Airlines flights
WestJetPriceFrom $269Free CancellationRating
7.2
3,228 reviews
Search WestJet flights
United AirlinesPriceFrom $281Free CancellationRating
7.4
9,126 reviews
Search United Airlines flights
Air CanadaPriceFrom $308Free CancellationRating
7.1
10,571 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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