SFO - YOW

$204 Find Cheap Flights from San Francisco to Ottawa - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$438
Typical prices: $457-$783
Porter Airlines
Tue 4/24Tue 5/8
SFO - YOW • 1 stop
Cheapest one-way
$204
Typical prices: $230-$490
Multiple Airlines
Mon 12/10
SFO - YOW • 2 stops
Nonstop flights
Not available
There are currently no direct flights between San Francisco and Ottawa. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
21 weeks
in advance
Our data shows that travelers who book at least 21 weeks in advance save around 69% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 28% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Calgary (YYC)
Cheapest • Avg $508 (round-trip)
Washington, D.C. Dulles Intl (IAD)
Shortest trip • 8h 18m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Francisco to Ottawa (SFO-YOW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Ottawa

Sat, Apr 24 - Sat, May 8
Porter Airlines Logo
1:45 pm - 12:37 amSFO  San Francisco-YOW Ottawa
7h 52m1 stop Toronto Pearson Intl
Porter Airlines Logo
7:00 am - 12:20 pmYOW  Ottawa-SFO San Francisco
8h 20m1 stop Toronto Pearson Intl
$438Porter Airlines
Thu, Jan 14 - Thu, Jan 28
Porter Airlines Logo
1:45 pm - 12:50 amSFO  San Francisco-YOW Ottawa
8h 05m1 stop Toronto Pearson Intl
Porter Airlines Logo
7:00 am - 12:45 pmYOW  Ottawa-SFO San Francisco
8h 45m1 stop Toronto Pearson Intl
$439Porter Airlines
Wed, Nov 18 - Sat, Nov 21
Multiple Airlines Logo
5:07 pm - 10:02 pmSFO  San Francisco-YOW Ottawa
25h 55m2 stops Phoenix Sky Harbor Intl Toronto Pearson Intl
Multiple Airlines Logo
7:00 am - 12:44 pmYOW  Ottawa-SFO San Francisco
8h 44m1 stop Toronto Pearson Intl
$445Multiple Airlines
Wed, Mar 3 - Tue, Mar 9
Multiple Airlines Logo
9:44 am - 12:50 amSFO  San Francisco-YOW Ottawa
12h 06m2 stops Las Vegas Harry Reid Intl Toronto Pearson Intl
Multiple Airlines Logo
7:00 am - 12:45 pmYOW  Ottawa-SFO San Francisco
8h 45m1 stop Toronto Pearson Intl
$456Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
WestJet Logo
4:40 pm - 11:40 pmSFO  San Francisco-YOW Ottawa
28h 00m1 stop Calgary
WestJet Logo
6:10 am - 3:50 pmYOW  Ottawa-SFO San Francisco
12h 40m1 stop Calgary
$472WestJet
Thu, Jan 14 - Thu, Jan 28
WestJet Logo
4:40 pm - 11:40 pmSFO  San Francisco-YOW Ottawa
28h 00m1 stop Calgary
WestJet Logo
6:10 am - 3:50 pmYOW  Ottawa-SFO San Francisco
12h 40m1 stop Calgary
$536WestJet
Mon, Nov 23 - Mon, Nov 30
Air Canada Logo
11:30 pm - 2:09 pmSFO  San Francisco-YOW Ottawa
11h 39m1 stop Chicago O'Hare Intl
Air Canada Logo
7:50 am - 5:28 pmYOW  Ottawa-SFO San Francisco
12h 38m1 stop Calgary
$799Air Canada
Sat, Dec 26 - Sat, Jan 2
United Airlines Logo
10:50 pm - 3:07 pmSFO  San Francisco-YOW Ottawa
13h 17m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
4:42 pm - 9:01 amYOW  Ottawa-SFO San Francisco
19h 19m1 stop Chicago O'Hare Intl
$855United Airlines
Sun, Dec 20 - Thu, Dec 31
United Airlines Logo
12:30 am - 9:23 pmSFO  San Francisco-YOW Ottawa
17h 53m1 stop Chicago O'Hare Intl
United Airlines Logo
4:42 pm - 9:01 amYOW  Ottawa-SFO San Francisco
19h 19m1 stop Chicago O'Hare Intl
$855United Airlines
Mon, Dec 28 - Tue, Jan 5
Air Canada Logo
2:00 pm - 1:40 amSFO  San Francisco-YOW Ottawa
8h 40m1 stop Toronto Pearson Intl
Air Canada Logo
9:10 am - 3:40 pmYOW  Ottawa-SFO San Francisco
9h 30m1 stop Toronto Pearson Intl
$856Air Canada
Booking Insights

Price, demand and travel trends for San Francisco to Ottawa flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Francisco to Ottawa?

Round-trip flights from San Francisco to Ottawa typically range from $457 to $783. The lowest price found in the past 5 days was $438, on Porter Airlines.

What's the cheapest day of the week to fly from San Francisco to Ottawa?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from San Francisco to Ottawa. It’s 23% cheaper than the average day, while Tuesday is the most expensive, with prices 23% higher.

What’s the cheapest month to fly from San Francisco to Ottawa?

•February is the cheapest month to fly from San Francisco to Ottawa at $422 round-trip.
•May ($835) and November ($817) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 97% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from San Francisco to Ottawa the cheapest?

Flights from San Francisco to Ottawa are cheapest 21 weeks before departure. Booking in this window typically costs about 69% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for San Francisco to Ottawa flights

Low season

February

Cheapest flight

$204
Beat the crowds with an average 46% drop in travelers.
The most popular month to fly with an average 81% increase in travelers.
One-way flight from San Francisco to Ottawa

When to book flights from San Francisco to Ottawa

Are your dates flexible? Find out the best times to travel from San Francisco to Ottawa based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Ottawa flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from San Francisco to Ottawa?

    Four cabin classes are available on flights from San Francisco to Ottawa:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from San Francisco to Ottawa?

    A nonstop flight from San Francisco to Ottawa takes 00m, covering 2,439 miles.

  • Do I need a passport to fly from San Francisco to Ottawa?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a San Francisco to Ottawa flight?

    Round-trip flights from San Francisco to Ottawa range from $457 to $783, with an average of $584 over the past 12 months. Anything below $457 counts as a good deal.

  • How expensive are last-minute San Francisco to Ottawa flights?

    Last-minute fares on this route (booked within two weeks of departure) run 78% above the $584 route average. Book 21 weeks before departure for the lowest fares.

  • Have flight prices from San Francisco to Ottawa changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $438 to $1,795. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from San Francisco to Ottawa looking right now?

    One-way fares from San Francisco to Ottawa are currently lower than usual. Average one-way flight prices are about $302, which is 15% below the typical average for this route.

  • What car rental options are available at Ottawa Airport (YOW)?

    Ottawa Airport (YOW) hosts 5 major car rental companies, with daily rates averaging $42 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Europcar
    • Alamo
    • Budget
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from San Francisco to Ottawa?

    Flights from San Francisco to Ottawa usually depart from San Francisco (SFO) and arrive at Ottawa (YOW).

  • Which airports do connecting flights from San Francisco to Ottawa pass through?

    One-stop flights from San Francisco to Ottawa most commonly connect through:

    • Toronto Pearson Intl (YYZ) - 46% of one-stop connections
    • Calgary (YYC) - 43% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 4% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from San Francisco to Ottawa?

    Yes. Flexible dates can save you up to 38% on flights from San Francisco to Ottawa. Sunday is the cheapest departure day at $451 round-trip on average, while Tuesday is the most expensive at $721, a difference of $270.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from San Francisco to Ottawa?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 8h 18m, compared with 8h 20m via Toronto Pearson Intl (YYZ) and 8h 47m via Montreal Pierre Elliott Trudeau Intl (YUL).

  • What is the time difference between San Francisco and Ottawa?

    Ottawa is 3 hours ahead of San Francisco (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ottawa?

    Some of the most popular sights in Ottawa are Garden of the Provinces and Territories, Nepean Sportsplex and Major's Hill Park. These are among the most viewed places in Ottawa on KAYAK.

Your guide to booking San Francisco to Ottawa flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Tuesday. On this route, Sunday flights average $451, about $270 less than Tuesday fares (37% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 21 weeks before you fly. On this route, that window historically saves about 69% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Ottawa trip for February. Fares historically average $422 round-trip in that month - typically $413 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ottawa Airport.

    • Hilton Garden Inn Ottawa Airport
    • Hampton Inn by Hilton Ottawa Airport
    • Ramada by Wyndham Ottawa On The Rideau

More options for your flight from San Francisco to Ottawa

Complete your trip to Ottawa with a hotel stay or car rental

Car rentals in Ottawa
Hotels in Ottawa
Vacations in Ottawa