Cheap Flights from Calgary to San Francisco International

Compare Calgary to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

Book the best San Francisco International fare with no extra fees

Flight deals from Calgary to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Calgary Airport to San Francisco International Airport? If you want to travel next month, return fares start from Rs58,189. Find the lowest prices on one-way and return tickets right here.

San Francisco.Rs30,044 per passenger.Departing Wed, 21 Oct.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Wed, 21 Oct, arriving in San Francisco International.Price includes taxes and charges.From Rs30,044, select.

San Francisco.Rs32,149 per passenger.Departing Wed, 2 Sep.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Wed, 2 Sep, arriving in San Francisco International.Price includes taxes and charges.From Rs32,149, select.

San Francisco.Rs32,504 per passenger.Departing Fri, 28 Aug.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 28 Aug, arriving in San Francisco International.Price includes taxes and charges.From Rs32,504, select.

San Francisco.Rs38,584 per passenger.Departing Fri, 13 Nov.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 13 Nov, arriving in San Francisco International.Price includes taxes and charges.From Rs38,584, select.

San Francisco.Rs42,127 per passenger.Departing Fri, 26 Feb.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 26 Feb, arriving in San Francisco International.Price includes taxes and charges.From Rs42,127, select.

San Francisco.Rs43,342 per passenger.Departing Thu, 1 Apr.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Thu, 1 Apr, arriving in San Francisco International.Price includes taxes and charges.From Rs43,342, select.

San Francisco.Rs43,535 per passenger.Departing Fri, 4 Dec.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Fri, 4 Dec, arriving in San Francisco International.Price includes taxes and charges.From Rs43,535, select.

San Francisco.Rs43,744 per passenger.Departing Tue, 1 Jun.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Tue, 1 Jun, arriving in San Francisco International.Price includes taxes and charges.From Rs43,744, select.

San Francisco.Rs43,744 per passenger.Departing Sun, 23 May.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Sun, 23 May, arriving in San Francisco International.Price includes taxes and charges.From Rs43,744, select.

San Francisco.Rs47,532 per passenger.Departing Wed, 6 Jan.One-way flight with Delta.Outbound indirect flight with Delta, departs from Calgary on Wed, 6 Jan, arriving in San Francisco International.Price includes taxes and charges.From Rs47,532, select.

San Francisco.Rs47,548 per passenger.Departing Thu, 11 Mar.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Thu, 11 Mar, arriving in San Francisco International.Price includes taxes and charges.From Rs47,548, select.

San Francisco.Rs47,722 per passenger.Departing Mon, 25 Jan.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Mon, 25 Jan, arriving in San Francisco International.Price includes taxes and charges.From Rs47,722, select.

San Francisco.Rs72,720 per passenger.Departing Tue, 28 Jul.One-way flight with Delta.Outbound indirect flight with Delta, departs from Calgary on Tue, 28 Jul, arriving in San Francisco International.Price includes taxes and charges.From Rs72,720, select.

San Francisco.Rs75,988 per passenger.Departing Mon, 5 Jul.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from Calgary on Mon, 5 Jul, arriving in San Francisco International.Price includes taxes and charges.From Rs75,988, select.

San Francisco.Rs82,445 per passenger.Departing Thu, 30 Jul.One-way flight with WestJet.Outbound direct flight with WestJet departs from Calgary on Thu, 30 Jul, arriving in San Francisco International.Price includes taxes and charges.From Rs82,445, select.

Find the cheapest month to fly from Calgary to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Calgary to San Francisco International flights are currently cheapest in October.

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Direct flights from Calgary to San Francisco International

Calgary to San Francisco International: Alternative routes

Compare routes from Calgary to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Calgary to San Francisco: Flight information

The things to know before you go.

Cheapest flight found	Rs30,044
Cheapest month to fly	October
Average flight time	3 hrs, 5 mins
Most popular airline	Qantas
Average flights per week	143

Finding cheap flights from Calgary to San Francisco International: Frequently asked questions

How much are return flights from Calgary to San Francisco International?

The best price we found for a return flight from Calgary to San Francisco International is Rs46,946. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Calgary to San Francisco International?

3 hours and 5 minutes is the average flight time from Calgary to San Francisco International.

Which airlines fly direct from Calgary to San Francisco International?

Qantas, Aeromexico and Delta fly direct from Calgary to San Francisco International.

How many flights are there a week from Calgary to San Francisco International?

As of July 2026, there are 143 flights per week flying from Calgary to San Francisco International.

When is the cheapest time to fly from Calgary to San Francisco International?

The cheapest month to fly from Calgary to San Francisco International is usually October.

Which upcoming date is cheapest to fly from Calgary Airport to San Francisco International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Calgary Airport to San Francisco International Airport on Wednesday, 7 October 2026.

Can I get a direct flight from Calgary Airport to San Francisco International Airport?

Yes – the average flight time is 3 hours and 5 minutes.

How can I find the best flight deal to San Francisco International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Francisco?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Calgary Airport to San Francisco International with?

Currently, WestJet offers the cheapest flight tickets to San Francisco International.

Flying from Calgary Airport (YYC) to San Francisco International Airport (SFO): what you need to know

Around 3 hours is how long you can expect to be in the air on a direct flight from Calgary Airport to San Francisco International Airport.
San Francisco is one hour behind Calgary and is in the UTC-8 timezone.
You can choose from 18 weekly Calgary Airport to San Francisco International Airport flights. The 07:30 departure with United Airlines is the earliest you can take. WestJet operates the last service of the day at 19:25.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Be at the airport with enough time to catch your YYC to SFO flight.
Travelling during a peak month like July? School holidays and other popular seasons can mean longer queues at security. Play things extra safe and arrive up to four hours before international flights and two hours before a domestic departure.
WestJet is your ticket to exploring San Francisco (and perhaps some other exciting corners of the United States!). Check out the direct flights from Calgary Airport to San Francisco International Airport offered by this airline.
The airline with the highest passenger demand on this route is WestJet.
With 78.33% of its services arriving as scheduled, United is the most punctual carrier operating YYC to SFO flights.

How to find the cheapest flights from Calgary Airport (YYC) to San Francisco International Airport (SFO)

At the moment, Rs30,044 is the cheapest price we've found for a one-way Calgary Airport to San Francisco International Airport flight. The best price for a return ticket is Rs46,946. Bear in mind that fares can change due to availability at the time of booking.
Get cheap tickets from YYC to SFO by booking three months ahead. Based on our research, that's the sweet spot for finding the biggest deals.
The cheapest month for flights from Calgary Airport to San Francisco International Airport is August. Use the 'Whole month' tool to see the lowest airfares if you have flexible travel dates.
Stay on top of deals for cheap flights from YYC to SFO by creating a Price Alert. You'll receive an email or push notification on the app when a lower fare becomes available.
Lock in the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Calgary Airport to San Francisco International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Calgary Airport (YYC)

YYC is located at 2000 Airport Road Northeast.
76% of flights leaving from Calgary Airport touch down at their destination on time.
Calgary Airport is around 19 kilometres from central Calgary. If you're catching a taxi, ride-sharing or driving from the centre, it'll take 25 minutes or so to arrive, depending on the traffic.
Expect a trip time of roughly 45 minutes when using public transport.
Get your journey off to a hassle-free start by staying near YYC. Whether you're boarding an early flight from Calgary Airport to San Francisco International Airport or want to avoid feeling rushed, these stays are the answer:

Arriving at San Francisco International Airport (SFO)

If you're coming in on a late Calgary Airport to San Francisco International Airport flight, nothing beats the convenience of being close to the terminal. Collect your bags from the carousel and then be showered and resting shortly after at one of these options near SFO:
Grab a San Francisco International Airport rental car and discover San Francisco and beyond with your own wheels. Dollar, Thrifty and Hertz are leading providers you can book with here.
Lock in the lowest price by booking your vehicle from San Francisco International Airport about one week ahead of your trip.

Getting from San Francisco International Airport (SFO) to central San Francisco

San Francisco International Airport is roughly 21 kilometres from the centre of San Francisco. The drive time takes around 25 minutes.
It typically takes 35 minutes if you're travelling on public transport.

When to fly to San Francisco International Airport (SFO)

It's time to pick your dates for your flight from Calgary Airport to San Francisco International Airport. July is the most popular month to visit San Francisco. If you'd like a quieter vibe, go in March.
Lock in your flight from Calgary Airport to San Francisco International Airport for September if you want to visit San Francisco during its warmest month. You can expect temperatures of between 12ºC and 24ºC.
If you like travelling in cooler conditions, search for a cheap ticket from YYC to SFO in January. Temperatures average between 5ºC and 16ºC then.

Explore more of the United States

You've seen San Francisco, now it's time to explore other corners of the United States. Travel around 64 kilometres south-east to San Jose to tick off its leading sights. From Winchester Mystery House to The Tech Interactive and Santa Clara Valley, you'll have a full itinerary ahead.
If you're looking to explore another well-known destination in the United States, head for Fresno, about 257 kilometres south-east of San Francisco. Forestiere Underground Gardens, Shinzen Japanese Garden and Fresno Chaffee Zoo are among the biggest draws.