| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 14 | BFI | SEA | 15:30 | 14:30 |
En-Route
|
Track > |
| Apr 23 | BFI | SEA | 11:35 | 11:49 |
Landed
|
Track > |
| Feb 28 | BFI | SEA | 10:30 | 12:00 |
Landed
|
Track > |
| Dec 23 | BFI | SEA | 10:16 | 10:32 |
Landed
|
Track > |
| Dec 23 | BFI | SEA | 02:13 | 03:25 |
En-Route
|
Track > |
| Nov 25 | BFI | SEA | 13:18 | 14:23 |
Landed
|
Track > |
| Nov 20 | BFI | SEA | 13:13 | 13:20 |
Unknown
|
Track > |
United Airlines Flight UA4209 connects Seattle, United States to Seattle, United States, taking off from Seattle Boeing Field BFI and landing at Seattle Tacoma International Airport SEA.
How long is the UA4209 flight from Seattle to Seattle?
The average flight time from Seattle to Seattle is 46 minutes. The flight distance is 10 km / 6 miles and the average flight speed is 19 km/h / 12 mph.
How many UA4209 flights are operated per week?
1 flight per week. The flight UA4209 is operated on Tuesday.
What is the On-Time Performance (OTP) of United Airlines Flight UA4209 Seattle to Seattle?
The Airportia On-Time Performance Rating for United Airlines Flight UA4209 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA4209 flight?
The latest flight took off on Tuesday, July 14th, 2026 with the flight status being En-Route on 14:30.
How else can the flight UA4209 be referenced as?
This United Airlines flight can also be referenced as UAL4209, UA 4209, UAL 4209.
How often is flight UA4209 delayed?
On average, 0% of all UA4209 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA4209 flight or baggage issues?
If your UA4209 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 UA4209 Flight Tracker above for more details.
Other flights departing from Seattle BFI: M56440, TK6830, VZ9968, 7Z834
Other flights arriving at Seattle SEA: AS48, AA757, AS603, UA2744
All flights connecting Seattle BFI to Seattle SEA.