| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 10 | LHR | SEA | 10:16 | 11:22 |
En-Route
|
Track > |
| Sep 09 | LHR | SEA | 10:28 | 11:56 |
Landed Late
|
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| Sep 08 | LHR | SEA | 10:11 | 11:23 |
Landed
|
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| Sep 07 | LHR | SEA | 10:03 | 11:10 |
Landed
|
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| Sep 06 | LHR | SEA | 10:24 | 11:25 |
Landed
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| Sep 05 | LHR | SEA | 10:18 | 11:38 |
Landed
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| Sep 04 | LHR | SEA | 10:20 | 11:24 |
Landed
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| Sep 03 | LHR | SEA | 10:32 | 11:40 |
Landed
|
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| Sep 02 | LHR | SEA | 10:30 | 11:51 |
Landed Late
|
Track > |
| Sep 01 | LHR | SEA | 10:25 | 11:45 |
Landed
|
Track > |
Finnair Flight AY5451 connects London, United Kingdom to Seattle, United States, taking off from London Heathrow Airport LHR and landing at Seattle Tacoma International Airport SEA.
How long is the AY5451 flight from London to Seattle?
The average flight time from London to Seattle is 9 hours and 12 minutes. The flight distance is 7701 km / 4785 miles and the average flight speed is 836 km/h / 520 mph.
How many AY5451 flights are operated per week?
7 flights per week. The flight AY5451 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Finnair Flight AY5451 London to Seattle?
The Airportia On-Time Performance Rating for Finnair Flight AY5451 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AY5451 flight?
The latest flight took off on Thursday, September 10th, 2026 with the flight status being En-Route on 11:22.
How else can the flight AY5451 be referenced as?
This Finnair flight can also be referenced as FIN5451, AY 5451, FIN 5451.
How often is flight AY5451 delayed?
On average, 50% of all AY5451 flights are delayed. The average delay is 11 minutes.
Can I get compensation for my delayed or cancelled AY5451 flight or baggage issues?
If your AY5451 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 AY5451 Flight Tracker above for more details.
Other flights departing from London LHR: BA53, BA65, EI155, EI381
Other flights arriving at Seattle SEA: BA53, AS375, QX2217, OO3063
All flights connecting London LHR to Seattle SEA.
