| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 02 | ONT | SEA | 18:30 | 20:55 |
Landed
|
Track > |
| Jul 01 | ONT | SEA | 18:22 | 20:43 |
Landed
|
Track > |
| Jun 30 | ONT | SEA | 18:51 | 21:07 |
Landed Late
|
Track > |
| Jun 29 | ONT | SEA | 18:07 | 20:43 |
Landed
|
Track > |
| Jun 28 | ONT | SEA | 18:07 | 20:35 |
Landed
|
Track > |
| Jun 27 | ONT | SEA | 18:13 | 20:45 |
Landed
|
Track > |
| Jun 26 | ONT | SEA | 18:07 | 20:46 |
Landed
|
Track > |
| Jun 25 | ONT | SEA | 18:19 | 20:49 |
Landed
|
Track > |
| Jun 24 | ONT | SEA | 18:06 | 20:35 |
Landed
|
Track > |
| Jun 23 | ONT | SEA | 18:04 | 20:12 |
Landed
|
Track > |
Delta Air Lines Flight DL4031 connects Ontario, United States to Seattle, United States, taking off from Ontario International Airport ONT and landing at Seattle Tacoma International Airport SEA.
How long is the DL4031 flight from Ontario to Seattle?
The average flight time from Ontario to Seattle is 2 hours and 26 minutes. The flight distance is 1540 km / 957 miles and the average flight speed is 634 km/h / 394 mph.
How many DL4031 flights are operated per week?
7 flights per week. The flight DL4031 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL4031 Ontario to Seattle?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL4031 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest DL4031 flight?
The latest flight took off on Friday, July 3rd, 2026 with the flight status being Landed on 20:55.
How else can the flight DL4031 be referenced as?
This Delta Air Lines flight can also be referenced as DAL4031, DL 4031, DAL 4031.
How often is flight DL4031 delayed?
On average, 20% of all DL4031 flights are delayed. The average delay is 11 minutes.
Can I get compensation for my delayed or cancelled DL4031 flight or baggage issues?
If your DL4031 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 DL4031 Flight Tracker above for more details.
Flight DL4031 is code-shared by 1 airline using the flight number VS3853
Other flights departing from Ontario ONT: F93132, AS2456, WN3170, 8C3383
Other flights arriving at Seattle SEA: DL714, DL831, AS1301, UA1577
All flights connecting Ontario ONT to Seattle SEA.
