| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Dec 19 | MFR | SEA | 13:27 | 14:28 |
Landed
|
Track > |
| Dec 18 | MFR | SEA | 11:56 | 13:06 |
Landed
|
Track > |
| Dec 17 | MFR | SEA | 12:17 | 13:23 |
Landed
|
Track > |
| Dec 16 | MFR | SEA | 14:20 | 13:19 |
Unknown
|
Track > |
| Dec 15 | MFR | SEA | 12:29 | 13:26 |
Landed
|
Track > |
| Dec 14 | MFR | SEA | 11:40 | 13:19 |
Cancelled
|
Track > |
| Claim > | ||||||
| Dec 13 | MFR | SEA | 11:59 | 12:58 |
Landed
|
Track > |
| Dec 12 | MFR | SEA | 11:58 | 13:03 |
Landed
|
Track > |
| Dec 11 | MFR | SEA | 11:53 | 12:55 |
Landed
|
Track > |
| Dec 10 | MFR | SEA | 11:47 | 12:56 |
Landed
|
Track > |
Delta Air Lines Flight DL4155 connects Medford, United States to Seattle, United States, taking off from Medford Rogue Valley International Airport MFR and landing at Seattle Tacoma International Airport SEA.
How long is the DL4155 flight from Medford to Seattle?
The average flight time from Medford to Seattle is 1 hour and 3 minutes. The flight distance is 566 km / 352 miles and the average flight speed is 498 km/h / 309 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL4155 Medford to Seattle?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL4155 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL4155 arriving at?
Flight DL4155 arrives at Seattle Tacoma International Airport (SEA) Terminal E.
When was the latest DL4155 flight?
The latest flight took off on Friday, December 19th, 2025 with the flight status being Landed on 14:28.
How else can the flight DL4155 be referenced as?
This Delta Air Lines flight can also be referenced as DAL4155, DL 4155, DAL 4155.
How often is flight DL4155 delayed?
On average, 20% of all DL4155 flights are delayed. The average delay is 5 minutes.
Can I get compensation for my delayed or cancelled DL4155 flight or baggage issues?
If your DL4155 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 DL4155 Flight Tracker above for more details.
Flight DL4155 is code-shared by 3 airlines using the flight numbers KL6288, VS3029, WS7677
Other flights departing from Medford MFR: DL3663, A83934, EM7677, A83994
Other flights arriving at Seattle SEA: WN2840, DL3559, DL4096, DL3625
All flights connecting Medford MFR to Seattle SEA.
