AS 138 Missoula to Seattle Flight Status

Alaska Airlines Flight AS138 from Missoula International Airport MSO to Seattle Tacoma International Airport SEA is not scheduled for today June 5th, 2026.
The last time the flight was scheduled was on March 17th, 2026.
Check the table below for AS138's most recent flight history:

AS 138 Flight Status & Schedule

Date Departure Arrival Status
Mar 17 06:39 06:53
Landed
Track >
Mar 16 06:46 06:55
Landed
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Mar 15 09:11 07:09
Unknown
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Mar 14 13:19 07:09
Unknown
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Mar 13 07:37 07:48
Landed Late
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Alaska Airlines AS 138 Missoula to Seattle Flight Information

Alaska Airlines Flight AS138 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 AS138 flight from Missoula to Seattle?

The average flight time from Missoula to Seattle is 1 hour and 11 minutes. The flight distance is 624 km / 388 miles and the average flight speed is 474 km/h / 294 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS138 Missoula to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS138 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS138 flight?

The latest flight took off on Tuesday, March 17th, 2026 with the flight status being Landed on 06:53.

How else can the flight AS138 be referenced as?

This Alaska Airlines flight can also be referenced as ASA138, AS0138, AS 138, ASA 138.

How often is flight AS138 delayed?

On average, 10% of all AS138 flights are delayed. The average delay is 39 minutes.

Can I get compensation for my delayed or cancelled AS138 flight or baggage issues?

If your AS138 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 AS138 Flight Tracker above for more details.

AS138 and Missoula MSO to Seattle SEA Flights

Flight AS138 is code-shared by 5 airlines using the flight numbers BA7580, HA4849, JL6327, KE6040, QR2125

Other flights departing from Missoula MSO: AS2147, G494, AS2147

Other flights arriving at Seattle SEA: AS180, AS1320, AS328, AS3009

All flights connecting Missoula MSO to Seattle SEA.

AS138 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.