Flights from Seattle Airport SEA to Washington Airport IAD

We've found the cheapest flights to Washington

Returns from £141.30

One-way from £83.74

Flights are available to Seattle-Tacoma International from Washington Dulles International with a choice of 17 airliners, Jet Linx Aviation, Iberia, Ethiopian Airlines, Starlux, Japan Airlines, Korean Air, China Eastern Airlines, Brussels Airlines, Avianca, Austrian Airlines, United Airlines, Delta Air Lines, Qatar Airways, Hawaiian Airlines, American Airlines, Air Tahiti Nui and Alaska Airlines. The journey time flying from Seattle-Tacoma International to Washington Dulles International United States is around 5 Hours 10 Minutes. With the distance covered being 3,701 Km (2,300 Miles). The airport code for Seattle-Tacoma International is SEA and for Washington Dulles International it is IAD.

The cost of your trip (flights) can change at weekends and at certain times of the day (if there is a choice of flights to your chosen destination. Washington Dulles International United States flights may be normally booked months in advance and this may be the best option if you intend to get the best prices from Seattle-Tacoma International. Flights to Washington Dulles International United States normally increase in price the nearer the journey date, so it is worth trying to book your tickets in advance if you can.

The time zone at Washington Dulles International is 5.0 GMT compared to 8.0 GMT at Seattle-Tacoma International so bare this in mind is you need to make travel arrangements when you arrive at Washington Dulles International.

The table below shows the amount of daily flights in operation from Seattle-Tacoma International (SEA) to Washington Dulles International (IAD).

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
Alaska Airlines221222206:1422:20VIEW FLIGHTS
Qatar Airways221222006:1422:20VIEW FLIGHTS
Hawaiian Airlines221222006:1422:20VIEW FLIGHTS
American Airlines221222006:1422:20VIEW FLIGHTS
Air Tahiti Nui221222006:1422:20VIEW FLIGHTS
United Airlines111111108:0008:10VIEW FLIGHTS
Delta Air Lines111111115:3016:59VIEW FLIGHTS
Korean Air111111015:3016:59VIEW FLIGHTS
China Eastern Airlines111111015:3016:59VIEW FLIGHTS
Brussels Airlines111111008:0008:10VIEW FLIGHTS
Avianca111111008:0008:10VIEW FLIGHTS
Austrian Airlines111111008:0008:10VIEW FLIGHTS
Starlux110111006:1422:20VIEW FLIGHTS
Japan Airlines111110006:0622:20VIEW FLIGHTS
Ethiopian Airlines101101008:0008:10VIEW FLIGHTS
Jet Linx Aviation000011022:1122:11VIEW FLIGHTS
Iberia010100008:4008:40VIEW FLIGHTS

Currently Alaska Airlines offer the most direct flights from to Washington Dulles International from Seattle-Tacoma International with only 1 flight weekly. The time of the departure is 06:14

Contact Alaska Airlines at alaskaair.com to booking a flight or find up to date information on the flight times.

Below you can see the times of all flights. These flight times do vary so we recommend you look on the appropriate airline website for accurate information for the dates you are departing.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
08:00
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
Ethiopian AirlinesET1369
United AirlinesUA2217
09:35
AirlineFlightNo
Air Tahiti NuiTN2590
Alaska AirlinesAS406
American AirlinesAA9349
Hawaiian AirlinesHA6724
Qatar AirwaysQR3407
16:59
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
22:20
AirlineFlightNo
Air Tahiti NuiTN2791
Alaska AirlinesAS367
American AirlinesAA9440
Hawaiian AirlinesHA6718
Japan AirlinesJL5440
Qatar AirwaysQR2087
StarluxJX7072
VIEW FLIGHTS
Tuesday
06:14
AirlineFlightNo
Air Tahiti NuiTN2791
Alaska AirlinesAS367
American AirlinesAA9440
Hawaiian AirlinesHA6718
Qatar AirwaysQR2087
StarluxJX7072
08:10
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
United AirlinesUA2217
08:40
AirlineFlightNo
Air Tahiti NuiTN2556
Alaska AirlinesAS436
American AirlinesAA9349
Hawaiian AirlinesHA6724
IberiaIB7308
Japan AirlinesJL5440
Qatar AirwaysQR2990
15:30
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
VIEW FLIGHTS
Wednesday
08:10
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
Ethiopian AirlinesET1369
United AirlinesUA2217
08:40
AirlineFlightNo
Air Tahiti NuiTN2556
Alaska AirlinesAS436
American AirlinesAA9349
Hawaiian AirlinesHA6724
Japan AirlinesJL5440
Qatar AirwaysQR2990
15:30
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
VIEW FLIGHTS
Thursday
08:10
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
Ethiopian AirlinesET1369
United AirlinesUA2217
08:40
AirlineFlightNo
Air Tahiti NuiTN2430
Alaska AirlinesAS436
American AirlinesAA9349
Hawaiian AirlinesHA6724
IberiaIB7308
Qatar AirwaysQR2177
15:30
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
22:11
AirlineFlightNo
Air Tahiti NuiTN2791
Alaska AirlinesAS367
American AirlinesAA9440
Hawaiian AirlinesHA6718
Japan AirlinesJL5440
Qatar AirwaysQR2068
StarluxJX7072
VIEW FLIGHTS
Friday
06:06
AirlineFlightNo
Japan AirlinesJL5440
08:10
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
United AirlinesUA2217
08:40
AirlineFlightNo
Air Tahiti NuiTN2430
Alaska AirlinesAS436
American AirlinesAA9349
Hawaiian AirlinesHA6724
Qatar AirwaysQR2177
15:30
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
22:11
AirlineFlightNo
Air Tahiti NuiTN2791
Alaska AirlinesAS367
American AirlinesAA9440
Hawaiian AirlinesHA6718
Jet Linx AviationJL5440
Qatar AirwaysQR2068
StarluxJX7072
VIEW FLIGHTS
Saturday
06:06
AirlineFlightNo
Air Tahiti NuiTN2791
Alaska AirlinesAS367
American AirlinesAA9440
Hawaiian AirlinesHA6718
Qatar AirwaysQR2068
StarluxJX7072
08:10
AirlineFlightNo
Austrian AirlinesOS7908
AviancaAV2029
Brussels AirlinesSN8850
Ethiopian AirlinesET1369
United AirlinesUA2217
08:40
AirlineFlightNo
Air Tahiti NuiTN2556
Alaska AirlinesAS436
American AirlinesAA9349
Hawaiian AirlinesHA6724
Jet Linx AviationJL5440
Qatar AirwaysQR2990
15:30
AirlineFlightNo
China Eastern AirlinesMU8804
Delta Air LinesDL541
Korean AirKE3019
VIEW FLIGHTS
Sunday
08:10
AirlineFlightNo
United AirlinesUA2217
08:40
AirlineFlightNo
Alaska AirlinesAS436
15:30
AirlineFlightNo
Delta Air LinesDL541
22:11
AirlineFlightNo
Alaska AirlinesAS367
VIEW FLIGHTS

You may instead fly from Seattle-Tacoma International and arrive at Washington Dulles International by an alternative airport or airports. The summary of this is in the table below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Everett to Dulles03,698 km (2,298 miles)5 Hours 9 Minutes

Remember to have some local currency before travelling to Washington Dulles International as there may not be a bureau de change open upon your arrival.

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Flight Price FAQ - Seattle (SEA) to Washington (IAD)

DIRECT Hawaiian Airlines
What is the cheapest direct flight one way from Seattle SEA to Washington IAD?
The cheapest direct flight one way from Seattle SEA to Washington IAD is £83.74 ($112 €95.50)
£83.74
$112 | €95.50
Check Latest Price
DIRECT Hawaiian Airlines
What is the cheapest direct return flight from Seattle SEA to Washington IAD?
The cheapest direct return flight from Seattle SEA to Washington IAD is £141.30 ($189 €161.16)
£141.30
$189 | €161.16
Check Latest Price
1+ STOP(S)
What is the cheapest flight one way from Seattle SEA to Washington IAD?
The cheapest flight one way from Seattle SEA to Washington IAD is £66.54 ($89 €75.89)
£66.54
$89 | €75.89
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from SEA to IAD

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Flight Info FAQ - Seattle (SEA) to Washington (IAD)

Who flies from Seattle to Washington?
The following airlines fly from Seattle (SEA) to Washington (IAD): Air Tahiti Nui, Alaska Airlines, American Airlines, Austrian Airlines, Avianca, Brussels Airlines, China Eastern Airlines, Delta Air Lines, Ethiopian Airlines, Hawaiian Airlines, Iberia, Japan Airlines, Jet Linx Aviation, Korean Air, Qatar Airways, Starlux, United Airlines.
How far is the flight from Seattle to Washington?
The flight from Seattle to Washington is 3,701KM or 2,300 miles.
How long does the flight from Seattle to Washington to take?
The flight from Seattle to Washington takes 5 Hours 10 Minutes.

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