| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 13 | SEA | LHR | 21:13 | 13:43 |
En-Route
|
Track > |
| Jul 12 | SEA | LHR | 21:42 | 14:21 |
Landed Late
|
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| Jul 11 | SEA | LHR | 21:52 | 14:36 |
Delayed
|
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| Jul 10 | SEA | LHR | 20:45 | 13:22 |
Landed
|
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| Jul 09 | SEA | LHR | 20:53 | 13:22 |
Landed
|
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| Jul 08 | SEA | LHR | 20:42 | 13:28 |
Landed
|
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| Jul 07 | SEA | LHR | 21:04 | 14:03 |
Landed Late
|
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| Jul 06 | SEA | LHR | 21:27 | 14:04 |
Landed Late
|
Track > |
| Jul 05 | SEA | LHR | 20:56 | 13:42 |
Landed
|
Track > |
| Jul 04 | SEA | LHR | 21:18 | 13:55 |
Landed
|
Track > |
Alaska Airlines Flight AS5270 connects Seattle, United States to London, United Kingdom, taking off from Seattle Tacoma International Airport SEA and landing at London Heathrow Airport LHR.
How long is the AS5270 flight from Seattle to London?
The average flight time from Seattle to London is 8 hours and 40 minutes. The flight distance is 7701 km / 4785 miles and the average flight speed is 888 km/h / 552 mph.
How many AS5270 flights are operated per week?
7 flights per week. The flight AS5270 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS5270 Seattle to London?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS5270 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS5270 arriving at?
Flight AS5270 arrives at London Heathrow Airport (LHR) Terminal 5.
When was the latest AS5270 flight?
The latest flight took off on Tuesday, July 14th, 2026 with the flight status being En-Route on 13:43.
How else can the flight AS5270 be referenced as?
This Alaska Airlines flight can also be referenced as ASA5270, AS 5270, ASA 5270.
How often is flight AS5270 delayed?
On average, 50% of all AS5270 flights are delayed. The average delay is 26 minutes.
Can I get compensation for my delayed or cancelled AS5270 flight or baggage issues?
If your AS5270 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 AS5270 Flight Tracker above for more details.
Other flights departing from Seattle SEA: AS1398, BA48, AS667, HA855
Other flights arriving at London LHR: BA48, BA549, AF1780, BA1443
All flights connecting Seattle SEA to London LHR.
