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KL 6438 Seattle to Pasco Flight Status

KLM Flight KL6438 from Seattle Tacoma International Airport SEA to Pasco Tri-Cities Airport PSC is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on December 19th, 2025.
Check the table below for KL6438's most recent flight history:

KL 6438 Flight Status & Schedule

Date Departure Arrival Status
Dec 19 15:45 16:18
Landed
Track >
Dec 18 16:43 16:22
En-Route
Track >
Dec 17 15:33 16:05
Landed
Track >
Dec 16 16:30 16:22
En-Route
Track >
Dec 15 15:37 16:13
Landed
Track >

KLM KL 6438 Seattle to Pasco Flight Information

KLM Flight KL6438 connects Seattle, United States to Pasco, United States, taking off from Seattle Tacoma International Airport SEA and landing at Pasco Tri-Cities Airport PSC.

How long is the KL6438 flight from Seattle to Pasco?

The average flight time from Seattle to Pasco is 33 minutes. The flight distance is 276 km / 172 miles and the average flight speed is 446 km/h / 277 mph.

What is the On-Time Performance (OTP) of KLM Flight KL6438 Seattle to Pasco?

The Airportia On-Time Performance Rating for KLM Flight KL6438 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest KL6438 flight?

The latest flight took off on Saturday, December 20th, 2025 with the flight status being Landed on 16:18.

How else can the flight KL6438 be referenced as?

This KLM flight can also be referenced as KLM6438, KL 6438, KLM 6438.

How often is flight KL6438 delayed?

On average, 0% of all KL6438 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled KL6438 flight or baggage issues?

If your KL6438 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 KL6438 Flight Tracker above for more details.

KL6438 and Seattle SEA to Pasco PSC Flights

Other flights departing from Seattle SEA: DL1675, DL3605, DL4148, DL945

Other flights arriving at Pasco PSC: DL3608, DL3605, DL2350, A81988

All flights connecting Seattle SEA to Pasco PSC.

KL6438 KLM Flight: Seattle to Pasco Route Map

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.