What is the cheapest airline that flies from Calgary to San Francisco?

United Airlines, WestJet, and Air Canada are the most popular carriers operating from Calgary to San Francisco

How many flights depart from Calgary to San Francisco on average per day?

10 flights are operational daily from Calgary to San Francisco as of September 2025. The most popular departure time for this route is 7:00p.m., with 38% of flights per day taking off in the evening.

How many flights depart from Calgary to San Francisco on average per week?

The number of flights available between Calgary and San Francisco is 71 per week as of September 2025. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

Which airlines fly to San Francisco?

WestJet, Air Canada and United Airlines are the top three most popular airlines that fly to San Francisco from Calgary according to our data. WestJet is the first choice among our users, with 66% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 5 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Calgary Airport to San Francisco Airport?

Prices for flights from Calgary Airport to San Francisco Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Calgary Airport to San Francisco Airport?

There are 5 operators available for flights from Calgary Airport to San Francisco Airport as of September 2025.

How old do you have to be to fly from Calgary Airport to San Francisco Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 162 Cheap Flights from Calgary to San Francisco in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Calgary to San Francisco

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

9:55 a.m. - 11:54 a.m.YYC-SFO

2h 59mdirect

10:15 a.m. - 10:27 p.m.SFO-YYC

11h 12m2 stops

C$ 223Multiple Airlines

Find Deal

Thu, 9 Oct - Thu, 23 Oct

10:05 a.m. - 12:12 p.m.YYC-SFO

3h 07mdirect

1:00 p.m. - 4:48 p.m.SFO-YYC

2h 48mdirect

C$ 224WestJet

Find Deal

Thu, 20 Nov - Fri, 28 Nov

10:05 a.m. - 12:12 p.m.YYC-SFO

3h 07mdirect

10:15 a.m. - 10:28 p.m.SFO-YYC

11h 13m2 stops

C$ 226Multiple Airlines

Find Deal

Fri, 5 Dec - Sun, 7 Dec

7:25 p.m. - 9:24 p.m.YYC-SFO

2h 59mdirect

10:15 a.m. - 10:03 p.m.SFO-YYC

10h 48m2 stops

C$ 227Multiple Airlines

Find Deal

Fri, 24 Oct - Tue, 28 Oct

6:45 a.m. - 12:20 p.m.YYC-SFO

6h 35m1 stop

7:30 a.m. - 1:55 p.m.SFO-YYC

5h 25m1 stop

C$ 230Air Canada

Find Deal

Tue, 28 Oct - Fri, 31 Oct

3:30 p.m. - 5:29 p.m.YYC-SFO

2h 59mdirect

8:38 a.m. - 12:26 p.m.SFO-YYC

2h 48mdirect

C$ 257United Airlines

Find Deal

Thu, 30 Oct - Mon, 3 Nov

3:30 p.m. - 5:29 p.m.YYC-SFO

2h 59mdirect

8:38 a.m. - 12:26 p.m.SFO-YYC

2h 48mdirect

C$ 259United Airlines

Find Deal

Sat, 22 Nov - Fri, 28 Nov

6:10 a.m. - 10:28 a.m.YYC-SFO

5h 18m1 stop

4:35 p.m. - 12:42 a.m.SFO-YYC

7h 07m1 stop

C$ 267Air Canada

Find Deal

Wed, 8 Oct - Wed, 8 Oct

7:45 a.m. - 4:05 p.m.YYC-SFO

9h 20m1 stop

12:45 a.m. - 1:53 p.m.SFO-YYC

12h 08m1 stop

C$ 308Delta

Find Deal

Sun, 23 Nov - Wed, 26 Nov

7:45 a.m. - 3:59 p.m.YYC-SFO

9h 14m1 stop

1:25 p.m. - 11:02 p.m.SFO-YYC

8h 37m1 stop

C$ 310Delta

Find Deal

Sat, 1 Nov - Mon, 3 Nov

United Airlines flights from Calgary to San Francisco

Our best United Airlines deals on Calgary to San Francisco flight tickets

United Airlines

30 Oct

YYC3:30 p.m.Calgary

2h 59m

SFO5:29 p.m.San Francisco

3 Nov

SFO8:38 a.m.San Francisco

2h 48m

YYC12:26 p.m.Calgary

C$ 257

Find similar

United Airlines

22 Nov

YYC3:30 p.m.Calgary

2h 59m

SFO5:29 p.m.San Francisco

28 Nov

SFO8:38 a.m.San Francisco

2h 48m

YYC12:26 p.m.Calgary

C$ 259

Find similar

United Airlines

30 Oct

YYC3:30 p.m.Calgary

2h 59m

SFO5:29 p.m.San Francisco

2 Nov

SFO8:38 a.m.San Francisco

2h 48m

YYC12:26 p.m.Calgary

C$ 260

Find similar

WestJet flights from Calgary to San Francisco

Our best WestJet deals on Calgary to San Francisco flight tickets

WestJet

20 Nov

YYC10:05 a.m.Calgary

3h 07m

SFO12:12 p.m.San Francisco

28 Nov

SFO1:00 p.m.San Francisco

2h 48m

YYC4:48 p.m.Calgary

C$ 224

Find similar

WestJet

30 Oct

YYC10:05 a.m.Calgary

3h 07m

SFO12:12 p.m.San Francisco

2 Nov

SFO1:00 p.m.San Francisco

2h 48m

YYC4:48 p.m.Calgary

C$ 237

Find similar

WestJet

15 Oct

YYC9:55 a.m.Calgary

2h 59m

SFO11:54 a.m.San Francisco

22 Oct

SFO12:50 p.m.San Francisco

2h 44m

YYC4:34 p.m.Calgary

C$ 241

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Thu 9/10

9:55 a.m.-11:54 a.m.

Nonstop2h 59m

San Francisco

Thu 23/10

10:15 a.m.-10:27 p.m.

2 stops11h 12m

C$ 223

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Thu 20/11

10:05 a.m.-12:12 p.m.

Nonstop3h 07m

San Francisco

Fri 28/11

1:00 p.m.-4:48 p.m.

Nonstop2h 48m

C$ 224

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Fri 5/12

10:05 a.m.-12:12 p.m.

Nonstop3h 07m

San Francisco

Sun 7/12

10:15 a.m.-10:28 p.m.

2 stops11h 13m

C$ 226

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Fri 24/10

7:25 p.m.-9:24 p.m.

Nonstop2h 59m

San Francisco

Tue 28/10

10:15 a.m.-10:03 p.m.

2 stops10h 48m

C$ 227

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Tue 28/10

6:45 a.m.-12:20 p.m.

1 stop6h 35m

San Francisco

Fri 31/10

7:30 a.m.-1:55 p.m.

1 stop5h 25m

C$ 230

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Thu 30/10

3:30 p.m.-5:29 p.m.

Nonstop2h 59m

San Francisco

Mon 3/11

8:38 a.m.-12:26 p.m.

Nonstop2h 48m

C$ 257

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Sat 22/11

3:30 p.m.-5:29 p.m.

Nonstop2h 59m

San Francisco

Fri 28/11

8:38 a.m.-12:26 p.m.

Nonstop2h 48m

C$ 259

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Wed 8/10

6:10 a.m.-10:28 a.m.

1 stop5h 18m

San Francisco

Wed 8/10

4:35 p.m.-12:42 a.m.

1 stop7h 07m

C$ 267

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Sun 23/11

7:45 a.m.-4:05 p.m.

1 stop9h 20m

San Francisco

Wed 26/11

12:45 a.m.-1:53 p.m.

1 stop12h 08m

C$ 308

CalgarySan Francisco

YYC - SFO

YYCSFO

Calgary

Sat 1/11

7:45 a.m.-3:59 p.m.

1 stop9h 14m

San Francisco

Mon 3/11

1:25 p.m.-11:02 p.m.

1 stop8h 37m

C$ 310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Calgary to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to San Francisco?

The cheapest month to fly to San Francisco from Calgary is in May. Flight prices, which tend to average around C$ 283, are often lower during this time because this is during the off-season. The month of September is another great option to travel to San Francisco, with average flight prices from Calgary averaging around C$ 288.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Calgary to San Francisco is on a Friday. Travellers who choose to depart for San Francisco on a Friday will often find tickets for as low as C$ 532. On the other hand, Sunday is the most expensive day to depart from Calgary because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,226.

What is the cheapest time of day to depart on your flight to San Francisco?

Flying to San Francisco from Calgary in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 704 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to San Francisco is in the evening when prices are around C$ 1,115.

What is the cheapest Calgary to San Francisco flight route?

Fly from Calgary to San Francisco for the best Calgary - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around C$ 338 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Calgary for as low as C$ 248 on momondo.

What cabin class options are available on Calgary to San Francisco flights?

There are 4 cabin classes available to choose from on Calgary to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Calgary to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Calgary to San Francisco.

How have Calgary to San Francisco flight prices changed over time?

As of September 2025, prices for Calgary to San Francisco flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Calgary to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Calgary to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Calgary to San Francisco (YYC to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Calgary to San Francisco

Best price found	C$ 177
Fastest flight time	2h 52m
Direct flights	Every day
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from Calgary in the past 72 hours is C$ 177. The best round-trip flight deal from Calgary to San Francisco found on momondo in the last 72 hours is C$ 344.

The fastest flight from Calgary to San Francisco takes 2h 52m

Direct flights go from Calgary to San Francisco every day.

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

How far is Calgary to San Francisco by plane?
A flight from Calgary to San Francisco will travel around 1612.6 km. Flights usually cover this in 2h 52m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Calgary Airport to San Francisco Airport?
Prices for flights from Calgary Airport to San Francisco Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Calgary Airport to San Francisco Airport?
There are 5 operators available for flights from Calgary Airport to San Francisco Airport as of September 2025.
How old do you have to be to fly from Calgary Airport to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Calgary Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Calgary to San Francisco?
momondo data reveals that the most frequently booked plane model on the route from Calgary to San Francisco is Boeing 737-800, representing 57.46% of all bookings. The subsequent popular models are Boeing 737-700 Passenger/BBJ1 (winglets) at 10.26%, Airbus A319 at 9.98%, and Boeing 737 MAX 8 at 8.47%.
What is the most popular airline from Calgary to San Francisco?
Based on momondo bookings for flights between Calgary and San Francisco, the leading airline is WestJet, making up 65% of the total bookings. Other popular airlines include Air Canada with 23%, United Airlines with 10%, and Delta with 2%.

Best airlines flying from Calgary to San Francisco

Compare and see reviews for airlines that fly from Calgary to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 159	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 173	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Delta	PriceFrom C$ 196	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
WestJet	PriceFrom C$ 208	Free Cancellation	Rating 7.2 3,095 reviews	Search WestJet flights
Flair Airlines	PriceFrom C$ 330	Free Cancellation	Rating 6.0 249 reviews	Search Flair Airlines flights

Delta Flights From Calgary to San Francisco
Across 10 Delta flights from Calgary to San Francisco this week, the average price was C$ 268, with the best Delta deals starting from C$ 142 round-trip. 7,961 users have rated Delta on momondo, with an average score of 7.9/10.
United Airlines Flights From Calgary to San Francisco
Across 8,926 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Calgary to San Francisco about 7 times each week, with ticket deals ranging from C$ 116 to C$ 255. Price data is based on momondo searches in the last 72 hours.

San Mateo

Belmont

Los Altos

San Bruno

Santa Cruz

Newark

Fremont

Carmel-by-the-Sea

Turlock

South San Francisco

Mountain View

Half Moon Bay

Sunnyvale

Cupertino

Mill Valley

Los Banos

Palo Alto

Pacifica

Roseville

Woodland

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Calgary to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from Calgary to San Francisco with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Calgary to San Francisco flights to just show those with flexible booking policies.

How can momondo help me find flights from Calgary to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Calgary. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Calgary to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Calgary and alert you when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 17/10

Fri 24/10

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular Cities in the United States

Flights to Fort Lauderdalefrom C$ 143

Flights to Orlandofrom C$ 155

Flights to New Yorkfrom C$ 249

Flights to Las Vegasfrom C$ 144

Flights to Los Angelesfrom C$ 151

Flights to Miamifrom C$ 268

Flights to Honolulufrom C$ 254

Flights to Phoenixfrom C$ 191

Flights to Tampafrom C$ 221

Flights to Chicagofrom C$ 223

Flights to Houstonfrom C$ 234

Flights to Dallasfrom C$ 299

Cheap flights from Calgary to San Francisco from C$ 162

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Calgary to San Francisco departing on 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Calgary to San Francisco

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

United Airlines flights from Calgary to San Francisco

Our best United Airlines deals on Calgary to San Francisco flight tickets

WestJet flights from Calgary to San Francisco

Our best WestJet deals on Calgary to San Francisco flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Calgary to San Francisco that are best for you.

See travel insights to San Francisco from

How to get the cheapest flight ticket from Calgary to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

What is the cheapest day to depart on your flight to San Francisco?

What is the cheapest time of day to depart on your flight to San Francisco?

What is the cheapest Calgary to San Francisco flight route?

Fly from Calgary to San Francisco for the best Calgary - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

What cabin class options are available on Calgary to San Francisco flights?

There are 4 cabin classes available to choose from on Calgary to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Calgary to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Calgary to San Francisco.

How have Calgary to San Francisco flight prices changed over time?

As of September 2025, prices for Calgary to San Francisco flights are approximately 5% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Calgary to San Francisco?

United Airlines, WestJet, and Air Canada are the most popular carriers operating from Calgary to San Francisco

Which airlines fly to San Francisco?

How many flights depart from Calgary to San Francisco on average per day?

10 flights are operational daily from Calgary to San Francisco as of September 2025. The most popular departure time for this route is 7:00p.m., with 38% of flights per day taking off in the evening.

How many flights depart from Calgary to San Francisco on average per week?

The number of flights available between Calgary and San Francisco is 71 per week as of September 2025. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

When to book flights from Calgary to San Francisco

Cheap Calgary to San Francisco (YYC to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Calgary to San Francisco

Best price found

Fastest flight time

Direct flights

Airports in San Francisco

How far is Calgary to San Francisco by plane?

When did momondo last update prices for flights from Calgary Airport to San Francisco Airport?

How many operators does momondo search for flights from Calgary Airport to San Francisco Airport?

How old do you have to be to fly from Calgary Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

What is the most popular plane model from Calgary to San Francisco?

What is the most popular airline from Calgary to San Francisco?

Best airlines flying from Calgary to San Francisco

Compare and see reviews for airlines that fly from Calgary to San Francisco with momondo

Delta Flights From Calgary to San Francisco

United Airlines Flights From Calgary to San Francisco

Travelling to a place near San Francisco?

Why use momondo?

Why should I use momondo to find a flight deal from Calgary to San Francisco?

Can I find flights from Calgary to San Francisco with flexible booking policies on momondo?

How can momondo help me find flights from Calgary to San Francisco?

I’m not ready to book a flight from Calgary to San Francisco right now. Can momondo alert me if prices change?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California