How long is the DL7857 flight from Seoul to Washington?

The timetable allows 13 h 35 min. Seoul to Washington is 11,172 km (6,942 mi).

Which terminal does DL7857 use?

It usually leaves from Terminal 2 at Seoul Incheon International Airport (ICN). Check the flight card above for today's terminal and gate.

What other flight numbers does DL7857 have?

Also listed as DAL7857 (Delta Air Lines' ICAO code) and DL 7857.

DL7857 Flight Status Delta Air Lines: Seoul to Washington (DAL7857)

Delta Air Lines DL 7857

Delayed, Arriving in 7h03'

ICN Seoul

Scheduled: 10:15
Actual: 13:03

Terminal: 2 | Gate: 224

Departure: Sat, Nov 14, 2026 · local time UTC+9

Seoul Incheon International Airport (ICN)

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IAD Washington

Scheduled: 09:50
Estimated: 12:09
Delay: 2h19'

Terminal and baggage belt not announced yet

Arrival: Sat, Nov 14, 2026 · local time EST

Washington Dulles International Airport (IAD)

All IAD Arrivals >

Departed 6h 02m ago · lands in 7h 03m 46%

ICN 13:03 IAD 12:09

5,155 km (3,203 mi) flown · 6,017 km (3,739 mi) to go

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

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Distance: 11172 km / 6942 miles · Scheduled Duration: 13:35 · Typical Duration: 12:50

DL 7857 Flight Status & Schedule Delta Air Lines Seoul to Washington

Date	From	To	Departure	Arrival	Status	Details
Nov 14	ICN	IAD	13:03	12:09	Delayed	Track >
Nov 13	ICN	IAD	10:45	10:04	Landed	Track >
Nov 12	ICN	IAD	10:52	09:47	Landed	Track >
Nov 11	ICN	IAD	10:46	09:26	Landed	Track >
Nov 10	ICN	IAD	10:44	09:23	Landed	Track >
Nov 09	ICN	IAD	11:17	09:44	Landed	Track >
Nov 08	ICN	IAD	10:58	10:13	Landed Late	Track >
Nov 07	ICN	IAD	10:44	09:29	Landed	Track >
Nov 06	ICN	IAD	10:47	09:37	Landed	Track >
Nov 05	ICN	IAD	10:39	09:41	Landed	Track >

Delta Air Lines operates DL 7857 from Seoul to Washington, a 11,172 km (6,942 mi) trip, daily. The timetable allows 13 h 35 min, but the flight usually takes about 12 h 50 min, so it often makes up time. Today it left at 13:03, 2 h 48 min late, and is due in Washington at 12:09, 2 h 19 min late.

< All Seoul ICN Departures All Washington IAD Arrivals >

About DL 7857

Delta Air Lines Flight DL7857 connects Seoul, South Korea to Washington, United States, taking off from Seoul Incheon International Airport ICN and landing at Washington Dulles International Airport IAD.

Route: Seoul Incheon International Airport ICN to Washington Dulles International Airport IAD
Distance: 11,172 km (6,942 mi)
Typical flight time: 12 h 50 min
Flies: Daily
On time: 8 of the last 9
Average delay when late: 23 min
Usually departs from: Terminal 2

DL 7857 FAQ

How long is the DL7857 flight from Seoul to Washington?: The timetable allows 13 h 35 min. Seoul to Washington is 11,172 km (6,942 mi).
How often is DL7857 from Seoul to Washington late?: 1 of the last 9 flights arrived 15 or more minutes late; when late, by 23 minutes on average.
When was the latest DL7857 flight from Seoul to Washington?: The latest DL7857 was the 10:15 (local time) departure from Seoul on 13 November 2026; it landed 14 minutes late.
Which days does DL7857 fly from Seoul to Washington?: Daily: it was scheduled on each of the last 7 days.
Which terminal does DL7857 use?: It usually leaves from Terminal 2 at Seoul Incheon International Airport (ICN). Check the flight card above for today's terminal and gate.
What other flight numbers does DL7857 have?: Also listed as DAL7857 (Delta Air Lines' ICAO code) and DL 7857.

DL7857 and Seoul ICN to Washington IAD Flights

Flight DL7857 is a code-share Delta Air Lines flight of the Korean Air operated KE93.

Other flights departing from Seoul ICN: KE805, KE93, H19940, 7C1315

Other flights arriving at Washington IAD: KE93, MX1847, DL1324

All flights connecting Seoul ICN to Washington IAD.