Popular in | June |
---|---|
Cheapest in | January |
Round-trip from | £451 |
One-way from | £153 |
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 £371 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 £425 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 £317 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 - £379
Route
Depart
Return
Price
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Wed 21/8
Nonstop5h 51m
Seattle/Tacoma Intl
Wed 28/8
Nonstop4h 53m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Tue 27/8
Nonstop5h 47m
Seattle/Tacoma Intl
Fri 6/9
Nonstop4h 57m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Tue 3/9
Nonstop5h 46m
Seattle/Tacoma Intl
Sat 14/9
1 stop8h 53m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Fri 6/9
Nonstop6h 03m
Seattle/Tacoma Intl
Thu 12/9
Nonstop5h 06m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Sat 7/9
1 stop10h 26m
Seattle/Tacoma Intl
Thu 12/9
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
Mon 15/7
1 stop14h 20m
Seattle/Tacoma Intl
Mon 22/7
1 stop7h 38m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Sat 10/8
Nonstop5h 44m
Seattle/Tacoma Intl
Fri 30/8
1 stop7h 39m
Washington, D.C. Dulles IntlSeattle/Tacoma Intl
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
Mon 17/6
2 stops15h 55m
Seattle/Tacoma Intl
Thu 20/6
2 stops14h 20m
SEA Temperature | 5 - 19 °C |
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If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Food
Crew
Entertainment
Comfort
Overall
Boarding
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
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 |
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