| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 07 | PSC | SEA | 13:05 | 13:46 |
Landed
|
Track > |
| Mar 06 | PSC | SEA | 14:08 | 14:53 |
Landed Late
|
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| Mar 05 | PSC | SEA | 13:03 | 13:44 |
Landed
|
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| Mar 04 | PSC | SEA | 13:14 | 13:54 |
Landed
|
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| Mar 03 | PSC | SEA | 13:06 | 13:47 |
Landed
|
Track > |
| Mar 02 | PSC | SEA | 13:10 | 13:47 |
Landed
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| Mar 01 | PSC | SEA | 13:03 | 13:37 |
Landed
|
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| Feb 28 | PSC | SEA | 13:09 | 13:46 |
Landed
|
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| Feb 27 | PSC | SEA | 13:19 | 14:01 |
Landed
|
Track > |
| Feb 26 | PSC | SEA | 13:08 | 13:50 |
Landed
|
Track > |
Delta Air Lines Flight DL4120 connects Pasco, United States to Seattle, United States, taking off from Pasco Tri-Cities Airport PSC and landing at Seattle Tacoma International Airport SEA.
How long is the DL4120 flight from Pasco to Seattle?
The average flight time from Pasco to Seattle is 40 minutes. The flight distance is 276 km / 172 miles and the average flight speed is 417 km/h / 259 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL4120 Pasco to Seattle?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL4120 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL4120 arriving at?
Flight DL4120 arrives at Seattle Tacoma International Airport (SEA) Terminal B.
When was the latest DL4120 flight?
The latest flight took off on Saturday, March 7th, 2026 with the flight status being Landed on 13:46.
How else can the flight DL4120 be referenced as?
This Delta Air Lines flight can also be referenced as DAL4120, DL 4120, DAL 4120.
How often is flight DL4120 delayed?
On average, 10% of all DL4120 flights are delayed. The average delay is 40 minutes.
Can I get compensation for my delayed or cancelled DL4120 flight or baggage issues?
If your DL4120 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 DL4120 Flight Tracker above for more details.
Flight DL4120 is code-shared by 3 airlines using the flight numbers KL6395, VS3495, WS7624
Other flights departing from Pasco PSC: DL1121, DL4022, AS795
Other flights arriving at Seattle SEA: HA872, WN879, DL2017, AS2311
All flights connecting Pasco PSC to Seattle SEA.
