Popular in | June |
---|---|
Cheapest in | January |
Round-trip from | £452 |
One-way from | £187 |
Users have found that booking a flight from Washington, D.C. Dulles Intl Airport to Seattle at least 53 days early can save you up to 61% on average compared to booking a flight this week. If booking 53 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Dulles Intl Airport to Seattle for as little as £372 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £426 for flights departing within the next 3 days.
Our data shows that January tends to be the cheapest month to fly to Seattle from Washington, D.C. Dulles Intl Airport. Users have commonly found prices around £318 for the month, but tickets can be as low as £109. Due to multiple factors, prepare for potentially higher prices in June.
When flying from Washington, D.C. Dulles Intl Airport to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
£217 - £296
Route
Depart
Return
Price
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Wed 21/8
Nonstop5h 46m
Seattle/Tacoma Intl
Tue 27/8
Nonstop4h 53m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Mon 19/8
Nonstop5h 47m
Seattle/Tacoma Intl
Sat 31/8
Nonstop5h 00m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Wed 21/8
1 stop10h 26m
Seattle/Tacoma Intl
Wed 28/8
Nonstop4h 53m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Fri 5/7
Nonstop5h 42m
Seattle/Tacoma Intl
Thu 11/7
Nonstop4h 57m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Thu 15/8
1 stop10h 28m
Seattle/Tacoma Intl
Tue 27/8
Nonstop4h 53m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Tue 23/7
1 stop26h 40m
Seattle/Tacoma Intl
Tue 30/7
1 stop13h 50m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Fri 12/7
1 stop15h 46m
Seattle/Tacoma Intl
Tue 16/7
1 stop12h 20m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Tue 13/8
Nonstop5h 47m
Seattle/Tacoma Intl
Wed 21/8
Nonstop4h 57m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Tue 30/7
Nonstop5h 44m
Seattle/Tacoma Intl
Wed 7/8
Nonstop4h 59m
SEA Temperature | 5 - 19 °C |
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Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
30%of flight departures | Morning6 am to noon |
65%of flight departures | AfternoonNoon to 6 pm |
4%of flight departures | Evening6 pm to midnight |
Monday | 14daily flights |
---|---|
Tuesday | 11daily flights |
Wednesday | 13daily flights |
Thursday | 12daily flights |
Friday | 15daily flights |
Saturday | 14daily flights |
Sunday | 14daily flights |
When you search for this flight from Dulles Intl to Seattle, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
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