| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 16 | BOS | DFW | 07:25 | 10:33 |
En-Route
|
Track > |
| Sep 15 | BOS | DFW | 07:50 | 10:05 |
Landed
|
Track > |
| Sep 14 | BOS | DFW | 07:36 | 10:09 |
Landed
|
Track > |
| Sep 13 | BOS | DFW | 08:20 | 10:55 |
Landed Late
|
Track > |
| Sep 12 | BOS | DFW | 07:39 | 10:06 |
Landed
|
Track > |
| Sep 11 | BOS | DFW | 07:29 | 10:18 |
Landed
|
Track > |
| Sep 10 | BOS | DFW | 07:42 | 10:21 |
Landed
|
Track > |
| Sep 09 | BOS | DFW | 07:33 | 09:55 |
Landed
|
Track > |
| Sep 08 | BOS | DFW | 07:44 | 09:56 |
Landed
|
Track > |
| Sep 07 | BOS | DFW | 06:37 | 08:54 |
Landed
|
Track > |
Korean Air Flight KE3421 connects Boston, United States to Dallas, United States, taking off from Boston Logan International Airport BOS and landing at Dallas Fort Worth International Airport DFW.
How long is the KE3421 flight from Boston to Dallas?
The average flight time from Boston to Dallas is 3 hours and 27 minutes. The flight distance is 2509 km / 1559 miles and the average flight speed is 715 km/h / 444 mph.
How many KE3421 flights are operated per week?
7 flights per week. The flight KE3421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Korean Air Flight KE3421 Boston to Dallas?
The Airportia On-Time Performance Rating for Korean Air Flight KE3421 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KE3421 arriving at?
Flight KE3421 arrives at Dallas Fort Worth International Airport (DFW) Terminal E.
When was the latest KE3421 flight?
The latest flight took off on Wednesday, September 16th, 2026 with the flight status being En-Route on 10:33.
How else can the flight KE3421 be referenced as?
This Korean Air flight can also be referenced as KAL3421, KE 3421, KAL 3421.
How often is flight KE3421 delayed?
On average, 10% of all KE3421 flights are delayed. The average delay is 22 minutes.
Can I get compensation for my delayed or cancelled KE3421 flight or baggage issues?
If your KE3421 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 KE3421 Flight Tracker above for more details.
Other flights departing from Boston BOS: DL760, UA226, DL2570, B62173
Other flights arriving at Dallas DFW: DL760, AA1654, OO6492, MQ3641
All flights connecting Boston BOS to Dallas DFW.
