YKF - SFO

C$ 331 Find Cheap Flights from Toronto Region of Waterloo Intl to San Francisco – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 1,043
Typical prices: C$ 355-C$ 497
Multiple Airlines
Mon 10/12Mon 17/12
YKF - SFO • 1 stop
Cheapest one-way flights
C$ 331
Typical prices: C$ 166-C$ 243
Multiple Airlines
Wed 5/12
YKF - SFO • 2 stops
Top layover airports
Calgary (YYC)
Cheapest • Avg C$ 351 (round-trip)
Toronto Pearson Intl (YYZ)
Shortest trip • 8h 29m (one-way)
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Cheap Flights from Region of Waterloo Intl to San Francisco (YKF-SFO)

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

Recent round-trip flight deals from Region of Waterloo Intl to San Francisco

Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
7:00 p.m. - 3:50 p.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
23h 50m1 stop Calgary
Multiple Airlines Logo
1:20 p.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
23h 25m2 stops Los Angeles Calgary
C$ 1,043Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
7:00 p.m. - 3:50 p.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
23h 50m1 stop Calgary
Multiple Airlines Logo
4:40 p.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
20h 05m1 stop Calgary
C$ 1,137Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
7:00 p.m. - 11:26 a.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
43h 26m3 stops Calgary Phoenix Sky Harbor Intl Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:44 a.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
28h 01m3 stops Las Vegas Harry Reid Intl Vancouver Intl Calgary
C$ 1,174Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
7:00 p.m. - 8:30 a.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
16h 30m2 stops Calgary Vancouver Intl
Multiple Airlines Logo
8:44 a.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
28h 01m3 stops Las Vegas Harry Reid Intl Vancouver Intl Calgary
C$ 1,187Multiple Airlines
Sat, 28 Nov - Sun, 29 Nov
Multiple Airlines Logo
7:00 p.m. - 8:30 a.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
16h 30m2 stops Calgary Vancouver Intl
Multiple Airlines Logo
4:40 p.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
20h 05m1 stop Calgary
C$ 1,496Multiple Airlines
Sat, 28 Nov - Sun, 29 Nov
Multiple Airlines Logo
7:00 p.m. - 8:30 a.m.YKF  Toronto Region of Waterloo Intl-SFO San Francisco
16h 30m2 stops Calgary Vancouver Intl
Multiple Airlines Logo
11:41 a.m. - 3:45 p.m.SFO  San Francisco-YKF Toronto Region of Waterloo Intl
25h 04m3 stops Los Angeles Edmonton Calgary
C$ 1,662Multiple Airlines
Booking Insights

Price, demand, and travel trends for Toronto Region of Waterloo Intl Airport to San Francisco flights

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

What’s the most popular layover airport when flying from Toronto Region of Waterloo Intl Airport to San Francisco?

Toronto Pearson Intl (YYZ) is the most popular layover for the Toronto Region of Waterloo Intl Airport to San Francisco route. 59% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via YYZ.

What is the cheapest layover airport when flying from Toronto Region of Waterloo Intl Airport to San Francisco?

Flights via Calgary (YYC) offer the most affordable fares, with an average round-trip price of C$ 351. Based on KAYAK data over the past 3 months.

When flying from Toronto Region of Waterloo Intl Airport to San Francisco, which airport offers the shortest layover?

Calgary (YYC) had the shortest average connection time for Toronto Region of Waterloo Intl Airport to San Francisco layovers at 5h 12m over the past three months.

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Key details for Toronto Region of Waterloo Intl Airport to San Francisco flights

Cheapest flight

C$ 331
One-way flight from Toronto Region of Waterloo Intl Airport to San Francisco

When to book flights from Region of Waterloo Intl to San Francisco

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

Your Toronto Region of Waterloo Intl Airport to San Francisco flight questions, answered

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

  • Which cabin classes can I book on flights from Toronto Region of Waterloo Intl Airport to San Francisco?

    Only Economy Class is available on flights from Toronto Region of Waterloo Intl Airport to San Francisco.

  • How long does a flight from Toronto Region of Waterloo Intl Airport to San Francisco take?

    There are currently no direct flights available from Toronto Region of Waterloo Intl Airport to San Francisco. Flights with 1 layover take between 8h 29m and 8h 42m in total, depending on the connection.

  • Do I need a passport to fly from Toronto Region of Waterloo Intl Airport to San Francisco?

    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 Toronto Region of Waterloo Intl Airport to San Francisco flight?

    Round-trip flights from Toronto Region of Waterloo Intl Airport to San Francisco range from C$ 355 to C$ 497, with an average of C$ 367 over the past 12 months. Anything below C$ 355 counts as a good deal.

  • Have flight prices from Toronto Region of Waterloo Intl Airport to San Francisco 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 C$ 605 to C$ 1,662. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Toronto Region of Waterloo Intl Airport to San Francisco looking right now?

    One-way fares from Toronto Region of Waterloo Intl Airport to San Francisco are currently higher than usual. Average one-way flight prices are about C$ 405, which is 100% above the typical average for this route.

  • What car rental options are available at San Francisco Airport (SFO)?

    San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates averaging C$ 88 for economy cars. Top options include:

    • Europcar
    • Thrifty
    • Dollar
    • Hertz
    • Fox

  • Which airports can I use when flying from Toronto Region of Waterloo Intl Airport to San Francisco?

    Flights from Toronto Region of Waterloo Intl Airport to San Francisco usually depart from Toronto Region of Waterloo Intl (YKF) and arrive at San Francisco (SFO).

  • Which airports do connecting flights from Toronto Region of Waterloo Intl Airport to San Francisco pass through?

    Connecting flights from Toronto Region of Waterloo Intl Airport to San Francisco most commonly pass through:

    • Toronto Pearson Intl (YYZ) – 59% of one-stop connections
    • Calgary (YYC) – 41% of one-stop connections

  • Can I save money by using flexible dates for flights from Toronto Region of Waterloo Intl Airport to San Francisco?

    Yes. Flexible dates can save you up to 32% on flights from Toronto Region of Waterloo Intl Airport to San Francisco. Saturday is the cheapest departure day at C$ 351 round-trip on average, while Monday is the most expensive at C$ 513, a difference of C$ 162.

    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 when travelling from Toronto Region of Waterloo Intl Airport to San Francisco?

    Flying via Toronto Pearson Intl (YYZ) gives the shortest average 1-stop total travel time at 8h 29m, compared with 8h 42m via Calgary (YYC).

  • What is the time difference between Toronto Region of Waterloo Intl Airport and San Francisco?

    San Francisco is 3 hours behind Toronto Region of Waterloo Intl Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which popular places can I visit in San Francisco?

    Some of the most popular sights in San Francisco are Fisherman's Wharf, Moscone Center, and Union Square. These are among the most viewed places in San Francisco on KAYAK.

Your guide to booking Toronto Region of Waterloo Intl Airport to San Francisco 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 Saturday departure and avoid flying on Monday. On this route, Saturday flights average C$ 351, about C$ 162 less than Monday fares (32% savings) based on the last 12 months.

More options for your flight from Region of Waterloo Intl to San Francisco

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