| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 19 | SMF | SEA | 10:36 | 11:58 |
Landed
|
Track > |
| Jul 17 | SMF | SEA | 10:29 | 11:52 |
Landed
|
Track > |
| Jul 14 | SMF | SEA | 10:38 | 11:55 |
Landed
|
Track > |
| Jul 12 | SMF | SEA | 10:35 | 11:52 |
Landed
|
Track > |
| Jul 10 | SMF | SEA | 10:34 | 12:07 |
Landed
|
Track > |
| Jun 09 | SMF | SEA | 10:52 | 12:37 |
Landed Late
|
Track > |
| Jun 07 | SMF | SEA | 10:27 | 12:11 |
Landed
|
Track > |
| Jun 05 | SMF | SEA | 10:21 | 11:50 |
Landed
|
Track > |
| Jun 02 | SMF | SEA | 10:19 | 11:51 |
Landed
|
Track > |
| May 31 | SMF | SEA | 10:24 | 11:56 |
Landed
|
Track > |
Finnair Flight AY3978 connects Sacramento, United States to Seattle, United States, taking off from Sacramento International Airport SMF and landing at Seattle Tacoma International Airport SEA.
How long is the AY3978 flight from Sacramento to Seattle?
The average flight time from Sacramento to Seattle is 1 hour and 29 minutes. The flight distance is 975 km / 606 miles and the average flight speed is 662 km/h / 411 mph.
How many AY3978 flights are operated per week?
2 flights per week. The flight AY3978 is operated on Friday and Sunday.
What is the On-Time Performance (OTP) of Finnair Flight AY3978 Sacramento to Seattle?
The Airportia On-Time Performance Rating for Finnair Flight AY3978 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AY3978 flight?
The latest flight took off on Sunday, July 19th, 2026 with the flight status being Landed on 11:58.
How else can the flight AY3978 be referenced as?
This Finnair flight can also be referenced as FIN3978, AY 3978, FIN 3978.
How often is flight AY3978 delayed?
On average, 10% of all AY3978 flights are delayed. The average delay is 25 minutes.
Can I get compensation for my delayed or cancelled AY3978 flight or baggage issues?
If your AY3978 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 AY3978 Flight Tracker above for more details.
Other flights departing from Sacramento SMF: AS1468, WN949, WN492, WN3199
Other flights arriving at Seattle SEA: AS338, AS60, AS705, AS1468
All flights connecting Sacramento SMF to Seattle SEA.
