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WS6921 Flight Status WestJet: Ontario to Seattle (WJA6921)

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WS 6921 Ontario to Seattle Flight Status

WestJet Flight WS6921 from Ontario International Airport ONT to Seattle Tacoma International Airport SEA is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on April 12th, 2026.
Check the table below for WS6921's most recent flight history:

WS 6921 Flight Status & Schedule

Date Departure Arrival Status
Apr 12 06:11 08:19
Landed
 Track >
Apr 11 06:01 08:18
Landed
 Track >
Apr 10 06:10 08:13
Landed
 Track >
Apr 09 06:49 08:57
Landed
 Track >
Apr 06 06:40 08:53
Landed
 Track >
< All ONT Departures All SEA Arrivals >

WestJet WS 6921 Ontario to Seattle Flight Information

WestJet Flight WS6921 connects Ontario, United States to Seattle, United States, taking off from Ontario International Airport ONT and landing at Seattle Tacoma International Airport SEA.

How long is the WS6921 flight from Ontario to Seattle?

The average flight time from Ontario to Seattle is 2 hours and 12 minutes. The flight distance is 1540 km / 957 miles and the average flight speed is 699 km/h / 434 mph.

What is the On-Time Performance (OTP) of WestJet Flight WS6921 Ontario to Seattle?

The Airportia On-Time Performance Rating for WestJet Flight WS6921 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WS6921 arriving at?

Flight WS6921 arrives at Seattle Tacoma International Airport (SEA) Terminal 1.

When was the latest WS6921 flight?

The latest flight took off on Sunday, April 12th, 2026 with the flight status being Landed on 08:19.

How else can the flight WS6921 be referenced as?

This WestJet flight can also be referenced as WJA6921, WS 6921, WJA 6921.

How often is flight WS6921 delayed?

On average, 12% of all WS6921 flights are delayed. The average delay is 2 minutes.

Can I get compensation for my delayed or cancelled WS6921 flight or baggage issues?

If your WS6921 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 WS6921 Flight Tracker above for more details.

WS6921 and Ontario ONT to Seattle SEA Flights

Other flights departing from Ontario ONT: K4935, DL4042, WN2157, Y47956

Other flights arriving at Seattle SEA: DL4042, AS68, AS2042, AS3065

All flights connecting Ontario ONT to Seattle SEA.

WS6921 WestJet Flight: Ontario to Seattle Route Map

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