AS 677 Missoula to Seattle Flight Status

Alaska Airlines Flight AS677 from Missoula International Airport MSO to Seattle Tacoma International Airport SEA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on December 17th, 2025.
Check the table below for AS677's most recent flight history:

AS 677 Flight Status & Schedule

Date Departure Arrival Status
Dec 17 06:39 06:53
Landed
Track >
Dec 16 06:34 06:46
Landed
Track >
Dec 15 06:35 06:47
Landed
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Dec 14 07:01 07:07
Landed
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Dec 13 06:38 06:45
Landed
Track >

Alaska Airlines AS 677 Missoula to Seattle Flight Information

Alaska Airlines Flight AS677 connects Missoula, United States to Seattle, United States, taking off from Missoula International Airport MSO and landing at Seattle Tacoma International Airport SEA.

How long is the AS677 flight from Missoula to Seattle?

The average flight time from Missoula to Seattle is 1 hour and 12 minutes. The flight distance is 624 km / 388 miles and the average flight speed is 516 km/h / 321 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS677 Missoula to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS677 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS677 arriving at?

Flight AS677 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.

When was the latest AS677 flight?

The latest flight took off on Wednesday, December 17th, 2025 with the flight status being Landed on 06:53.

How else can the flight AS677 be referenced as?

This Alaska Airlines flight can also be referenced as ASA677, AS0677, AS 677, ASA 677.

How often is flight AS677 delayed?

On average, 0% of all AS677 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled AS677 flight or baggage issues?

If your AS677 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 AS677 Flight Tracker above for more details.

AS677 and Missoula MSO to Seattle SEA Flights

Flight AS677 is code-shared by 4 airlines using the flight numbers HA6258, JL6327, KE6040, QR2086

Other flights departing from Missoula MSO: JL212

Other flights arriving at Seattle SEA: AS416, DL2252, DL3989, DL3607

All flights connecting Missoula MSO to Seattle SEA.

AS677 Alaska Airlines Flight: Missoula to Seattle 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.