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Cheap Flights from San Francisco to Calgary

Hi, I've summed up all the key info for San Francisco to Calgary flights

Cheapest one-way

S$ 99
Air Canada Thu, Nov 5

66% below next 30d avg. (S$ 290)

Cheapest return

S$ 249
Air Canada Tue, Oct 6

55% below next 30d avg. (S$ 550)

Best time to book

October Cheapest month
July Peak month

Fastest flight

2h 40m Avg: 2h 40m

Recommended airlines

With a lowest one-way fare of S$ 99 , travelers can expect an average price of S$ 290 for upcoming trips, while round-trip tickets start at S$ 249 . Flights typically take around 2h 40m , but the fastest nonstop option completes the journey in just 2h 40m minutes. Flights to Calgary can arrive at: Calgary International Airport (YYC) . The most common route connects San Francisco International Airport and Calgary International Airport (SFO–YYC). To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 2d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from San Francisco to Calgary over the next 90 days, with one-way fares from S$ 99 and round-trip from S$ 249. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SFO 18:05
        2h 40m
        Direct
        YYC 21:45
        San Francisco - Calgary | Fri, Oct 16 | Westjet
        YYC 19:55
        3h
        Direct
        SFO 21:55
        Calgary - San Francisco | Tue, Oct 20 | Westjet
        S$ 261 S$ 297
        12% off
        12% off
        S$ 297 S$ 261
      • SFO 13:00
        2h 40m
        Direct
        YYC 16:40
        San Francisco - Calgary | Sat, Oct 3 | Westjet
        YYC 10:00
        3h
        Direct
        SFO 12:00
        Calgary - San Francisco | Wed, Oct 7 | Westjet
        S$ 261 S$ 297
        12% off
        12% off
        S$ 297 S$ 261
      • SFO 13:00
        2h 40m
        Direct
        YYC 16:40
        San Francisco - Calgary | Mon, Oct 5 | Westjet
        YYC 10:00
        3h
        Direct
        SFO 12:00
        Calgary - San Francisco | Wed, Oct 7 | Westjet
        S$ 261 S$ 297
        12% off
        12% off
        S$ 297 S$ 261
      • SFO 19:30
        5h 9m
        1 stop
        YYC 01:39
        San Francisco - Calgary | Tue, Oct 6 | Air Canada
        YYC 14:05
        5h 26m
        1 stop
        SFO 18:31
        Calgary - San Francisco | Thu, Oct 8 | Air Canada
        S$ 249
        16% off
        S$ 297 S$ 249
      • SFO 16:30
        6h 14m
        1 stop
        YYC 23:44
        San Francisco - Calgary | Sun, Oct 18 | Air Canada
        YYC 10:00
        3h
        Direct
        SFO 12:00
        Calgary - San Francisco | Tue, Oct 20 | Westjet
        S$ 251
        15% off
        S$ 297 S$ 251
      • SFO 06:30
        6h 29m
        1 stop
        YYC 14:59
        San Francisco - Calgary | Tue, Nov 10 | Air Canada
        YYC 19:30
        5h 27m
        1 stop
        SFO 22:57
        Calgary - San Francisco | Tue, Nov 17 | Air Canada
        S$ 251
        15% off
        S$ 297 S$ 251
      • SFO 16:30
        6h 14m
        1 stop
        YYC 23:44
        San Francisco - Calgary | Mon, Sep 28 | Air Canada
        YYC 19:55
        3h
        Direct
        SFO 21:55
        Calgary - San Francisco | Mon, Oct 5 | Westjet
        S$ 259
        13% off
        S$ 297 S$ 259
      • SFO 16:30
        6h 14m
        1 stop
        YYC 23:44
        San Francisco - Calgary | Fri, Oct 16 | Air Canada
        YYC 19:55
        3h
        Direct
        SFO 21:55
        Calgary - San Francisco | Tue, Oct 20 | Westjet
        S$ 259
        13% off
        S$ 297 S$ 259
      • SFO 19:30
        5h 14m
        1 stop
        YYC 01:44
        San Francisco - Calgary | Mon, Oct 5 | Air Canada
        YYC 10:00
        3h
        Direct
        SFO 12:00
        Calgary - San Francisco | Wed, Oct 7 | Westjet
        S$ 259
        13% off
        S$ 297 S$ 259
      • SFO 16:30
        6h 14m
        1 stop
        YYC 23:44
        San Francisco - Calgary | Fri, Oct 2 | Air Canada
        YYC 06:00
        5h 20m
        1 stop
        SFO 10:20
        Calgary - San Francisco | Mon, Oct 5 | Air Canada
        S$ 260
        12% off
        S$ 297 S$ 260
      • SFO 13:00
        17h 25m
        1 stop
        YYC 14:00
        San Francisco - Calgary | Sun, Sep 13 | Normal Airline
        YYC 15:00
        6h
        Direct
        SFO 16:00
        Calgary - San Francisco | Tue, Sep 15 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        SFO 13:00
        2h 40m
        Direct
        YYC 16:40
        San Francisco - Calgary | Wed, Oct 21 | Westjet
        S$ 100 S$ 125
        20% off
        20% off
        S$ 125 S$ 100
      • SFO 13:00
        2h 40m
        Direct
        YYC 16:40
        San Francisco - Calgary | Thu, Oct 8 | Westjet
        S$ 106 S$ 125
        15% off
        15% off
        S$ 125 S$ 106
      • SFO 13:00
        2h 40m
        Direct
        YYC 16:40
        San Francisco - Calgary | Wed, Sep 30 | Westjet
        S$ 110 S$ 125
        12% off
        12% off
        S$ 125 S$ 110
      • SFO 17:40
        2h 45m
        Direct
        YYC 21:25
        San Francisco - Calgary | Sat, Oct 31 | Westjet
        S$ 110
        12% off
        S$ 125 S$ 110
      • SFO 16:55
        6h 54m
        1 stop
        YYC 01:49
        San Francisco - Calgary | Thu, Nov 5 | Air Canada
        S$ 99
        21% off
        S$ 125 S$ 99
      • SFO 16:55
        6h 54m
        1 stop
        YYC 01:49
        San Francisco - Calgary | Tue, Nov 3 | Air Canada
        S$ 102
        18% off
        S$ 125 S$ 102
      • SFO 06:30
        6h 29m
        1 stop
        YYC 14:59
        San Francisco - Calgary | Mon, Nov 9 | Air Canada
        S$ 107
        14% off
        S$ 125 S$ 107
      • SFO 16:55
        6h 54m
        1 stop
        YYC 00:49
        San Francisco - Calgary | Thu, Oct 29 | Air Canada
        S$ 110
        12% off
        S$ 125 S$ 110
      • SFO 16:55
        6h 54m
        1 stop
        YYC 00:49
        San Francisco - Calgary | Sat, Oct 31 | Air Canada
        S$ 110
        12% off
        S$ 125 S$ 110
      • SFO 16:55
        6h 54m
        1 stop
        YYC 00:49
        San Francisco - Calgary | Wed, Oct 28 | Air Canada
        S$ 110
        12% off
        S$ 125 S$ 110
      • SFO 13:00
        17h 25m
        1 stop
        YYC 14:00
        San Francisco - Calgary | Sun, Sep 13 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Over the past 7 days, flights from San Francisco to Calgary have operated an average of 21 times per day, with 18.5% on-time departure rate and 60.6% on-time arrival rate.

Which airlines are the most popular for San Francisco to Calgary flights?

You can choose from 2 airlines that fly from San Francisco to Calgary, including Westjet, United Airlines, Air Canada offers the lowest prices on this route.
Westjet logo Westjet
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from San Francisco to Calgary according to previous 12 months data from Trip.com.

Flying from San Francisco to Calgary

The distance between San Francisco and Calgary is approximately 1,638.97km. It takes around 2 hours 40 minutes on average to fly from San Francisco to Calgary. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price S$ 99
Cheapest return ticket price S$ 249
Off-season for travel October
Peak season for travel July
Flight distance 1,638.97km
Average flight time 2 hours 40 minutes
Popular airline Westjet
Frequency ～16/week
Flight statistics for the San Francisco–Calgary route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from San Francisco to Calgary.

What is the cheapest month for one-way flights from San Francisco to Calgary?

The average price of one-way flights from San Francisco to Calgary purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from San Francisco to Calgary is September, with an average price of S$ 183, and the most expensive month is February, with an average price of up to S$ 345.

S$ 345
S$ 264
S$ 183
S$ 102
  • S$ 183
    Sep
  • S$ 220
    Oct
  • S$ 221
    Nov
  • S$ 226
    Dec
  • S$ 209
    Jan
  • S$ 345
    Feb
  • S$ 249
    Mar
  • S$ 202
    Apr
  • S$ 287
    May
  • S$ 320
    Jun
  • S$ 304
    Jul
  • S$ 315
    Aug

Frequently Asked Questions

  • Which airlines offer the cheapest flights from San Francisco to Calgary?

    Based on Trip.com data, Air Canada offers Cheapest nonstop one-way flights from S$ 99 (for example, SFO–YYC on Thu, Nov 5). For a Cheapest nonstop return flight, Air Canada offers fares from S$ 249, departing on Tue, Oct 6 and returning on Thu, Oct 8.
  • At the moment, you can catch a direct flight from San Francisco to Calgary with the following airlines, including: Westjet United Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 40 minutes to fly from San Francisco (SFO) to Calgary (YYC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Francisco to Calgary is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • On average, 43 direct flights operate each week between San Francisco and Calgary. See below the schedules of the main airlines serving this route:
    United Airlines: -/-/-/-/-/-/- – UA1986 (departure at 09:09)
  • Here are some tips for finding the best flight deals from San Francisco to Calgary on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Thu, Nov 5, with one-way fares from just S$ 99.
    · Compare airlines. Westjet currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. July is generally the busiest month for travel to Calgary.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from San Francisco to Calgary is usually October, when demand is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from San Francisco to Calgary on September 26, 2026 with Westjet, with prices starting at S$ 82.
  • Flights to Calgary can arrive at: Calgary International Airport (YYC). The most common route connects San Francisco International Airport and Calgary International Airport (SFO–YYC).
  • The time difference between Calgary and San Francisco is 2h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Francisco to Calgary is S$ 290. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from San Francisco to Calgary is S$ 550. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter San Francisco and Calgary, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Westjetare the most popular budget airlines flying from San Francisco to Calgary. Check baggage, seat and payment fees before comparing the final price.

Find Cheap Flights & Deals on Trip.com

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 shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate 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.