Alaska Airlines AS434 flight status now

AS434 - ASA434 Alaska Airlines (AS)
SFO San Francisco United States
Flight SFO to IAD
IAD Dulles United States
Contact Airlines It may not operate on the date requested
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 11:10
1 B17
Arrival Washington Dulles International Airport
IATA: IADICAO: KIAD
Scheduled 19:19
None B67
AS434 Detail
  • Type: Domestic Flight
  • Flight Duration: 5 hours 9 minutes
  • Flight Distance: 3895 kms / 2420 miles
Airline
  • Alaska Airlines
  • IATA: AS
  • ICAO: ASA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 159
  • Freight capacity: 8.7 tons
  • Passenger classes: First Class, Economy, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: F-KNFL1
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/New_York
  • Current Time in San Francisco: Monday 2025-11-17 20:17 PM
  • Current Time in Dulles: Monday 2025-11-17 23:17 PM

Domestic flight Alaska Airlines AS434 takes off from San Francisco (SFO) United States to Dulles (IAD) United States. It's operated by Alaska Airlines. The plane leaves San Francisco International Airport at 11:10 America/Los_Angeles. The flight is expected to land at Washington Dulles International Airport at 19:19 America/New_York. The flight will last about 5 hours 9 minutes.

Alaska Airlines AS434 Flight Statistics

Alaska Airlines
Alaska Airlines
FLIGHT NO AS434
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 14
DELAYED 0
CANCELLED 0
ON TIME 30
DELAYED 0
CANCELLED 0
ON TIME 30
DELAYED 0
CANCELLED 0
ON TIME 30
DELAYED 0
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

Alaska Airlines AS434 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sun 20 Jul
Scheduled Delayed by 30m
San Francisco (SFO) 2025-07-20T11:10
Dulles (IAD) 2025-07-20T19:19
Thu 17 Jul
Scheduled On time
San Francisco (SFO) 2025-07-17T11:10
Dulles (IAD) 2025-07-17T19:19
Wed 16 Jul
Arrived Delayed by 2h 43m
San Francisco (SFO) 2025-07-16T11:10
Dulles (IAD) 2025-07-16T19:19
2025-07-16T12:07
2025-07-16T22:02
Wed 25 Jun
Scheduled On time
San Francisco (SFO) 2025-06-25T11:10
Dulles (IAD) 2025-06-25T19:19
Mon 09 Jun
Scheduled On time
San Francisco (SFO) 2025-06-09T10:43
Dulles (IAD) 2025-06-09T18:59
Thu 29 May
Scheduled On time
San Francisco (SFO) 2025-05-29T10:43
Dulles (IAD) 2025-05-29T18:59
Mon 26 May
Scheduled On time
San Francisco (SFO) 2025-05-26T10:43
Dulles (IAD) 2025-05-26T18:59
Sun 25 May
Departed On time
San Francisco (SFO) 2025-05-25T10:43
Dulles (IAD) 2025-05-25T18:59
2025-05-25T10:36
Tue 13 May
Scheduled On time
San Francisco (SFO) 2025-05-13T09:10
Dulles (IAD) 2025-05-13T17:22
Mon 05 May
Scheduled On time
San Francisco (SFO) 2025-05-05T08:24
Dulles (IAD) 2025-05-05T16:38

Similar flight route from San Francisco (SFO) to Dulles (IAD)

Airline Flight no Departure Arrival
Austrian Airlines OS7884
Austrian Airlines 		17/11/2025
08:25 		5 hours 6 minutes
16:27
United Airlines UA1849
United Airlines 		17/11/2025
08:25 		5 hours 6 minutes
16:27
United Airlines UA1453
United Airlines 		17/11/2025
16:51 		5 hours 5 minutes
00:56
Virgin Australia VA8384
Virgin Australia 		17/11/2025
23:20 		5 hours 10 minutes
07:30
Virgin Australia VA8380
Virgin Australia 		17/11/2025
13:12 		5 hours 13 minutes
21:25
Virgin Australia VA8382
Virgin Australia 		17/11/2025
08:25 		5 hours 2 minutes
16:27
Air New Zealand NZ9168
Air New Zealand 		17/11/2025
23:20 		5 hours 10 minutes
07:30
Air New Zealand NZ9164
Air New Zealand 		17/11/2025
08:25 		5 hours 2 minutes
16:27

Frequently asked questions, answered

How long is the flight from San Francisco to Dulles?

On average, nonstop flight takes 5 hour(s) 9 minutes, with the flight distance of 3895 km (2420 miles).

What type of aircraft is used for the Alaska Airlines AS434 flight?

All Alaska Airlines AS434 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

How many Alaska Airlines AS434 flights are operated a week?

7 flights per week. The Flight Alaska Airlines AS434 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .