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Ottawa International Airport to San Francisco International Airport flight

Explore the cheapest one-way and round-trip flights from Ottawa International Airport to San Francisco International Airport over the next 90 days, with one-way fares from £135 and round-trip from £200. Based on Trip.com's latest 7-day flight data.

      • YOW 1:20 PM
        11h 35m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Mon, Nov 2 | WestJet
        SFO 6:05 PM
        8h 30m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Mon, Nov 9 | WestJet
        £200 £420
        52% off
        52% off
        £420 £200
      • YOW 7:20 AM
        17h 35m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Tue, Oct 27 | WestJet
        SFO 6:00 AM
        10h 20m
        1 stop
        YOW 7:20 PM
        San Francisco - Ottawa | Sun, Nov 1 | WestJet
        £225 £420
        46% off
        46% off
        £420 £225
      • YOW 8:15 PM
        28h 40m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Sat, Oct 17 | WestJet
        SFO 6:00 AM
        10h 20m
        1 stop
        YOW 7:20 PM
        San Francisco - Ottawa | Wed, Oct 21 | WestJet
        £244 £420
        42% off
        42% off
        £420 £244
      • YOW 4:15 PM
        22h 45m
        1 stop
        SFO 12:00 PM
        Ottawa - San Francisco | Wed, Nov 4 | WestJet
        SFO 6:00 AM
        10h 20m
        1 stop
        YOW 7:20 PM
        San Francisco - Ottawa | Sun, Nov 8 | WestJet
        £252
        40% off
        £420 £252
      • YOW 7:00 AM
        8h 20m
        1 stop
        SFO 12:20 PM
        Ottawa - San Francisco | Thu, Oct 22 | Porter Airlines
        SFO 6:05 PM
        8h 30m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Mon, Oct 26 | WestJet
        £258
        39% off
        £420 £258
      • YOW 2:00 PM
        10h 55m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Mon, Nov 2 | Apg Airlines
        SFO 6:05 PM
        8h 30m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Mon, Nov 9 | WestJet
        £260
        38% off
        £420 £260
      • YOW 8:15 PM
        28h 40m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Sun, Oct 18 | WestJet
        SFO 1:00 PM
        25h 15m
        1 stop
        YOW 5:15 PM
        San Francisco - Ottawa | Tue, Oct 20 | WestJet
        £263
        37% off
        £420 £263
      • YOW 7:00 AM
        8h 20m
        1 stop
        SFO 12:20 PM
        Ottawa - San Francisco | Mon, Nov 2 | Porter Airlines
        SFO 6:05 PM
        8h 30m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Mon, Nov 9 | WestJet
        £268
        36% off
        £420 £268
      • YOW 8:15 PM
        28h 40m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Tue, Oct 20 | WestJet
        SFO 6:00 AM
        20h 35m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Fri, Oct 23 | WestJet
        £275
        35% off
        £420 £275
      • YOW 4:15 PM
        22h 45m
        1 stop
        SFO 12:00 PM
        Ottawa - San Francisco | Wed, Nov 11 | WestJet
        SFO 5:40 PM
        28h 20m
        1 stop
        YOW 1:00 AM
        San Francisco - Ottawa | Tue, Nov 17 | WestJet
        £277
        34% off
        £420 £277
      • YOW 2:00 PM
        10h 55m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Mon, Nov 2 | Air Transat
        SFO 6:05 PM
        8h 30m
        1 stop
        YOW 5:35 AM
        San Francisco - Ottawa | Mon, Nov 9 | WestJet
        £283
        33% off
        £420 £283
      • YOW 7:20 AM
        17h 35m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Thu, Oct 15 | WestJet
        SFO 6:00 AM
        8h 15m
        1 stop
        YOW 5:15 PM
        San Francisco - Ottawa | Mon, Oct 19 | WestJet
        £294
        30% off
        £420 £294
      • YOW 1:00 PM
        17h 25m
        1 stop
        SFO 2:00 PM
        Ottawa - San Francisco | Tue, Oct 6 | Normal Airline
        SFO 3:00 PM
        6h
        Nonstop
        YOW 4:00 PM
        San Francisco - Ottawa | Thu, Oct 8 | Normal Airline
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      • YOW 4:15 PM
        22h 45m
        1 stop
        SFO 12:00 PM
        Ottawa - San Francisco | Sat, Oct 17 | WestJet
        £135 £226
        40% off
        40% off
        £226 £135
      • YOW 7:00 AM
        8h 45m
        1 stop
        SFO 12:45 PM
        Ottawa - San Francisco | Sat, Oct 31 | Porter Airlines
        £139 £226
        38% off
        38% off
        £226 £139
      • YOW 7:00 AM
        8h 20m
        1 stop
        SFO 12:20 PM
        Ottawa - San Francisco | Sat, Oct 17 | Porter Airlines
        £141 £226
        38% off
        38% off
        £226 £141
      • YOW 6:10 AM
        13h 40m
        1 stop
        SFO 4:50 PM
        Ottawa - San Francisco | Thu, Oct 29 | WestJet
        £143
        37% off
        £226 £143
      • YOW 6:10 AM
        12h 40m
        1 stop
        SFO 3:50 PM
        Ottawa - San Francisco | Sun, Nov 8 | WestJet
        £144
        36% off
        £226 £144
      • YOW 2:00 PM
        10h 55m
        1 stop
        SFO 9:55 PM
        Ottawa - San Francisco | Sat, Oct 17 | Apg Airlines
        £150
        34% off
        £226 £150
      • YOW 4:15 PM
        26h 35m
        1 stop
        SFO 3:50 PM
        Ottawa - San Francisco | Thu, Dec 3 | WestJet
        £151
        33% off
        £226 £151
      • YOW 6:10 AM
        12h 40m
        1 stop
        SFO 3:50 PM
        Ottawa - San Francisco | Mon, Nov 9 | WestJet
        £153
        32% off
        £226 £153
      • YOW 7:00 AM
        8h 45m
        1 stop
        SFO 12:45 PM
        Ottawa - San Francisco | Thu, Nov 5 | Porter Airlines
        £154
        32% off
        £226 £154
      • YOW 7:00 AM
        8h 45m
        1 stop
        SFO 12:45 PM
        Ottawa - San Francisco | Wed, Dec 2 | Apg Airlines
        £155
        31% off
        £226 £155
      • YOW 7:00 AM
        8h 45m
        1 stop
        SFO 12:45 PM
        Ottawa - San Francisco | Thu, Dec 3 | Apg Airlines
        £155
        31% off
        £226 £155
      • YOW 7:00 AM
        8h 45m
        1 stop
        SFO 12:45 PM
        Ottawa - San Francisco | Wed, Oct 28 | Porter Airlines
        £158
        30% off
        £226 £158
      • YOW 1:00 PM
        17h 25m
        1 stop
        SFO 2:00 PM
        Ottawa - San Francisco | Tue, Oct 6 | Normal Airline
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Flight fares from Ottawa International Airport to San Francisco International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Ottawa International Airport to San Francisco International Airport

Which month has the lowest one-way flight price from Ottawa International Airport to San Francisco International Airport?

The data is based on the average one-way flight prices on Trip.com for flights from Ottawa International Airport to San Francisco International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from Ottawa International Airport to San Francisco International Airport, the best time to book is in November, with an average price of £145. Try to avoid September, when prices are highest, averaging around £427.

£427
£286
£145
£4
    Cheapest
  • £427
    Sep
  • £190
    Oct
  • £145
    Nov
  • £301
    Dec
  • £376
    Jan
  • £159
    Feb
  • £157
    Mar
  • £209
    Apr
  • £298
    May
  • £190
    Jun
  • £229
    Jul
  • £200
    Aug

What is the cheapest day of the week to fly from Ottawa International Airport to San Francisco International Airport?

The data is based on the average flight prices on Trip.com from Ottawa International Airport to San Francisco International Airport across different days of the week over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Ottawa International Airport to San Francisco International Airport is usually Thursday, with average fares typically lower than other days. Try to avoid departing on Wednesday, as prices are usually the highest on that day.

£363
£268
£172
£77
    Cheapest
  • £249
    Mon
  • £187
    Tue
  • £363
    Wed
  • £172
    Thu
  • £292
    Fri
  • £228
    Sat
  • £189
    Sun

Which airline offers the cheapest flights from Ottawa International Airport to San Francisco International Airport?

The cheapest airline flying from Ottawa International Airport to San Francisco International Airport is WestJet (from £129) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

WestJet
From £129
Porter Airlines
From £130
Apg Airlines
From £150
Air Transat
From £161
Air Canada
From £165
Delta Air Lines
From £183
American Airlines
From £225
United Airlines
From £251
Alaska Airlines
From £368

Find more flights and airlines

What is the flight schedule from Ottawa International Airport to San Francisco International Airport?

Check the schedule for flights from Ottawa to San Francisco and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. PD150

    Ottawa International Airport

    7:00 AM

    YOW

    1h 9m

    Nonstop

    8:09 AM

    YYZ

    S M T W T F S
    Search

  2. PD671

    Toronto Pearson International Airport

    9:45 AM

    YYZ

    5h 35m

    Nonstop

    12:20 PM

    SFO

    S M T W T F S

  3. PD271

    Ottawa International Airport

    2:00 PM

    YOW

    4h 30m

    Nonstop

    4:30 PM

    YYC

    S M T W T F S
    Search

  4. WS1504

    Calgary International Airport

    7:55 PM

    YYC

    3h

    Nonstop

    9:55 PM

    SFO

    S - T W T F S

  5. WS613

    Ottawa International Airport

    7:20 AM

    YOW

    4h 30m

    Nonstop

    9:50 AM

    YYC

    S M T W T F S
    Search

  6. WS1502

    Calgary International Airport

    2:40 PM

    YYC

    3h

    Nonstop

    4:40 PM

    SFO

    - - T - - - -

  7. WS687

    Ottawa International Airport

    12:25 PM

    YOW

    2h 50m

    Nonstop

    2:15 PM

    YWG

    S - - W T F S
    Search

  8. WS229

    Winnipeg James Armstrong Richardson International Airport

    2:55 PM

    YWG

    2h 15m

    Nonstop

    4:10 PM

    YYC

    S M T W T F S

  9. WS1504

    Calgary International Airport

    7:55 PM

    YYC

    3h

    Nonstop

    9:55 PM

    SFO

    S - T W T F S

  10. WS589

    Ottawa International Airport

    6:25 PM

    YOW

    1h 10m

    Nonstop

    7:35 PM

    YYZ

    - M - W - F S
    Search

  11. WS655

    Toronto Pearson International Airport

    8:00 PM

    YYZ

    4h 20m

    Nonstop

    10:20 PM

    YYC

    S M T W T F S

  12. WS1500

    Calgary International Airport

    10:00 AM

    YYC

    3h

    Nonstop

    12:00 PM

    SFO

    S M T W T F S

  13. WS617

    Ottawa International Airport

    4:15 PM

    YOW

    4h 30m

    Nonstop

    6:45 PM

    YYC

    S M T W T F S
    Search

  14. WS1500

    Calgary International Airport

    10:00 AM

    YYC

    3h

    Nonstop

    12:00 PM

    SFO

    S M T W T F S

  15. WS615

    Ottawa International Airport

    1:20 PM

    YOW

    4h 30m

    Nonstop

    3:50 PM

    YYC

    S M T W T F S
    Search

  16. WS1500

    Calgary International Airport

    10:00 AM

    YYC

    3h

    Nonstop

    12:00 PM

    SFO

    S M T W T F S

  17. WS619

    Ottawa International Airport

    8:15 PM

    YOW

    4h 30m

    Nonstop

    10:45 PM

    YYC

    S M T W T - -
    Search

  18. WS1504

    Calgary International Airport

    7:55 PM

    YYC

    3h

    Nonstop

    9:55 PM

    SFO

    S - T W T F S
Find more flights and airlines

About Ottawa International Airport and San Francisco International Airport

Learn about Ottawa International Airport (YOW) and San Francisco International Airport (SFO) — including location, terminals, transportation, and travel tips.

Flight distance 3,932.66 km
Cheapest one-way ticket price £135
Cheapest return ticket price £200

FAQs for Ottawa International Airport to San Francisco International Airport Flights

  • What is the transportation method from the main airport to downtown in San Francisco?

    • The distance from San Francisco International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • The closest airport to San Francisco International Airport (SFO) is Oakland San Francisco Bay Airport. The distance is around 17 km.
  • One-way flights from Ottawa International Airport to San Francisco International Airport currently start from £135, and round-trip fares start from £200. The current lowest fare is a WestJet flight departing on Sat, Oct 17; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Ottawa International Airport to San Francisco International Airport is £288. Prices may vary depending on the departure date, airline, and availability.
  • Enter Ottawa International Airport and San Francisco International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.