WS 1521 San Francisco to Calgary Flight Status

WestJet Flight WS1521 from San Francisco International Airport SFO to Calgary International Airport YYC is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on October 25th, 2025.
Check the table below for WS1521's most recent flight history:

WS 1521 Flight Status & Schedule

Date Departure Arrival Status
Oct 25 07:32 10:32
Landed
Track >
Oct 24 07:38 10:41
Landed
Track >
Oct 21 07:28 10:37
Landed
Track >
Oct 20 07:36 10:54
Landed
Track >
Oct 18 07:31 10:46
Landed
Track >

WestJet WS 1521 San Francisco to Calgary Flight Information

WestJet Flight WS1521 connects San Francisco, United States to Calgary, Canada, taking off from San Francisco International Airport SFO and landing at Calgary International Airport YYC.

How long is the WS1521 flight from San Francisco to Calgary?

The average flight time from San Francisco to Calgary is 2 hours and 10 minutes. The flight distance is 1638 km / 1018 miles and the average flight speed is 758 km/h / 471 mph.

What is the On-Time Performance (OTP) of WestJet Flight WS1521 San Francisco to Calgary?

The Airportia On-Time Performance Rating for WestJet Flight WS1521 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WS1521 flight?

The latest flight took off on Saturday, October 25th, 2025 with the flight status being Landed on 10:32.

How else can the flight WS1521 be referenced as?

This WestJet flight can also be referenced as WJA1521, WS 1521, WJA 1521.

How often is flight WS1521 delayed?

On average, 0% of all WS1521 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WS1521 flight or baggage issues?

If your WS1521 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WS1521 Flight Tracker above for more details.

WS1521 and San Francisco SFO to Calgary YYC Flights

Flight WS1521 is code-shared by 4 airlines using the flight numbers AM7053, DL6882, KL9705, QF3408

Other flights departing from San Francisco SFO: WN185, UA1238, AS138, AA3250

Other flights arriving at Calgary YYC: WS229, WS1577, WS1513, WS3611

All flights connecting San Francisco SFO to Calgary YYC.

WS1521 WestJet Flight: San Francisco to Calgary Route Map

WS1521 WestJet Flight Map: San Francisco to Calgary
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.