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Cheap flights from San Francisco to Ottawa from $98

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 10/6. 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

Multiple Airlines Logo
10:15 am - 2:44 pmSFO-YOW
25h 29m1 stop
Multiple Airlines Logo
3:45 pm - 8:44 amYOW-SFO
19h 59m2 stops
$266Multiple Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
WestJet Logo
12:50 pm - 4:19 pmSFO-YOW
24h 29m2 stops
WestJet Logo
5:15 pm - 9:24 pmYOW-SFO
31h 09m2 stops
$274WestJet
Find Deal
sáb., oct. 11 - jue., oct. 16
WestJet Logo
12:50 pm - 4:19 pmSFO-YOW
24h 29m2 stops
WestJet Logo
5:15 pm - 9:24 pmYOW-SFO
31h 09m2 stops
$277WestJet
Find Deal
mié., oct. 15 - mié., oct. 22
Multiple Airlines Logo
10:15 am - 2:44 pmSFO-YOW
25h 29m1 stop
Multiple Airlines Logo
5:40 am - 5:49 pmYOW-SFO
15h 09m2 stops
$280Multiple Airlines
Find Deal
jue., oct. 30 - jue., nov. 6
WestJet Logo
1:00 pm - 12:40 amSFO-YOW
8h 40m1 stop
WestJet Logo
5:45 pm - 12:12 pmYOW-SFO
21h 27m1 stop
$281WestJet
Find Deal
jue., nov. 27 - lun., dic. 1
Multiple Airlines Logo
10:15 am - 2:44 pmSFO-YOW
25h 29m1 stop
Multiple Airlines Logo
6:00 am - 10:55 amYOW-SFO
31h 55m2 stops
$288Multiple Airlines
Find Deal
mié., oct. 15 - mié., oct. 22
United Airlines Logo
10:40 pm - 10:26 amSFO-YOW
8h 46m1 stop
United Airlines Logo
4:10 pm - 9:34 pmYOW-SFO
8h 24m1 stop
$335United Airlines
Find Deal
mié., nov. 19 - mar., nov. 25
United Airlines Logo
5:15 am - 5:06 pmSFO-YOW
8h 51m1 stop
United Airlines Logo
2:48 pm - 9:23 pmYOW-SFO
9h 35m1 stop
$376United Airlines
Find Deal
mar., sep. 30 - sáb., oct. 4
Air Canada Logo
11:20 am - 12:18 amSFO-YOW
9h 58m1 stop
Air Canada Logo
2:50 pm - 9:22 pmYOW-SFO
9h 32m1 stop
$389Air Canada
Find Deal
jue., nov. 13 - lun., nov. 17
Delta Logo
5:45 am - 7:12 pmSFO-YOW
10h 27m2 stops
Delta Logo
5:40 am - 5:51 pmYOW-SFO
15h 11m2 stops
$476Delta
Find Deal
jue., oct. 30 - jue., nov. 6

WestJet flights from San Francisco to Ottawa

Our best WestJet deals on San Francisco to Ottawa flight tickets
WestJet
Oct 11
SFO12:50 pmSan Francisco
24h 29m
2 stops
YOW4:19 pmOttawa
Oct 16
YOW5:15 pmOttawa
31h 09m
2 stops
SFO9:24 pmSan Francisco
$274
Find similar
WestJet
Oct 15
SFO12:50 pmSan Francisco
24h 29m
2 stops
YOW4:19 pmOttawa
Oct 22
YOW5:15 pmOttawa
31h 09m
2 stops
SFO9:24 pmSan Francisco
$277
Find similar
WestJet
Nov 27
SFO1:00 pmSan Francisco
8h 40m
1 stop
YOW12:40 amOttawa
Dec 1
YOW5:45 pmOttawa
21h 27m
1 stop
SFO12:12 pmSan Francisco
$281
Find similar

United Airlines flights from San Francisco to Ottawa

Our best United Airlines deals on San Francisco to Ottawa flight tickets
United Airlines
Nov 19
SFO10:40 pmSan Francisco
8h 46m
1 stop
YOW10:26 amOttawa
Nov 25
YOW4:10 pmOttawa
8h 24m
1 stop
SFO9:34 pmSan Francisco
$335
Find similar
United Airlines
Sep 30
SFO5:15 amSan Francisco
8h 51m
1 stop
YOW5:06 pmOttawa
Oct 4
YOW2:48 pmOttawa
9h 35m
1 stop
SFO9:23 pmSan Francisco
$376
Find similar
United Airlines
Oct 14
SFO12:43 amSan Francisco
11h 21m
2 stops
YOW3:04 pmOttawa
Oct 22
YOW5:15 amOttawa
8h 18m
1 stop
SFO10:33 amSan Francisco
$384
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 septiembre 17, 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

mié. 10/15

10:15 am-2:44 pm

1 stop25h 29m

Ottawa

mié. 10/22

3:45 pm-8:44 am

2 stops19h 59m

$266

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

sáb. 10/11

12:50 pm-4:19 pm

2 stops24h 29m

Ottawa

jue. 10/16

5:15 pm-9:24 pm

2 stops31h 09m

$274

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

mié. 10/15

12:50 pm-4:19 pm

2 stops24h 29m

Ottawa

mié. 10/22

5:15 pm-9:24 pm

2 stops31h 09m

$277

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

jue. 10/30

10:15 am-2:44 pm

1 stop25h 29m

Ottawa

jue. 11/6

5:40 am-5:49 pm

2 stops15h 09m

$280

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

jue. 11/27

1:00 pm-12:40 am

1 stop8h 40m

Ottawa

lun. 12/1

5:45 pm-12:12 pm

1 stop21h 27m

$281

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

mié. 10/15

10:15 am-2:44 pm

1 stop25h 29m

Ottawa

mié. 10/22

6:00 am-10:55 am

2 stops31h 55m

$288

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

mié. 11/19

10:40 pm-10:26 am

1 stop8h 46m

Ottawa

mar. 11/25

4:10 pm-9:34 pm

1 stop8h 24m

$335

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

mar. 9/30

5:15 am-5:06 pm

1 stop8h 51m

Ottawa

sáb. 10/4

2:48 pm-9:23 pm

1 stop9h 35m

$376

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

jue. 11/13

11:20 am-12:18 am

1 stop9h 58m

Ottawa

lun. 11/17

2:50 pm-9:22 pm

1 stop9h 32m

$389

San FranciscoOttawa

SFO - YOW

SFOYOW

San Francisco

jue. 10/30

5:45 am-7:12 pm

2 stops10h 27m

Ottawa

jue. 11/6

5:40 am-5:51 pm

2 stops15h 11m

$476

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 $340.

What is the cheapest day to depart on your flight to Ottawa?

The cheapest day to depart from San Francisco to Ottawa is on a Wednesday. Travelers who choose to depart for Ottawa on a Wednesday will often find tickets for as low as $558. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Sunday is $678.

What is the cheapest time of day to depart on your flight to Ottawa?

In the afternoon is the cheapest time of day to fly from San Francisco to Ottawa when you can find flight prices for as low as $477. Flying to Ottawa in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $623 on average. Flights to Ottawa from San Francisco in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $451 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 $325 on momondo.

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

As of September 2025, prices for San Francisco to Ottawa flights are approximately 31% 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

Direct flights

None
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 8h 01m 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
7.9
365 reviews
Search Porter Airlines flights
WestJetPriceFrom $269Free CancellationRating
7.2
3,095 reviews
Search WestJet flights
United AirlinesPriceFrom $281Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Air CanadaPriceFrom $307Free CancellationRating
7.1
10,000 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
Smiths Falls
Calabogie
Brockville
Pembroke
Petawawa
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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