Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $216 (CheapOair) |
One-way from | $108 (CheapOair) |
Popular in | June |
Cheapest in | September |
Average price | $387 |
Good round-trip deal | $393 or less |
Good one-way deal | $212 or less |
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreSeattle
BWI - SEA
BWISEA
Baltimore/Washington
mar. 3/18
4:53 pm-12:48 am
2 stops10h 55m
Seattle/Tacoma Intl
mié. 3/26
1:50 pm-11:58 pm
1 stop7h 08m
BaltimoreSeattle
BWI - SEA
BWISEA
Baltimore/Washington
jue. 4/3
3:13 pm-8:43 am
2 stops20h 30m
Seattle/Tacoma Intl
mar. 4/8
9:48 am-5:25 am
1 stop16h 37m
BaltimoreSeattle
BWI - SEA
BWISEA
Baltimore/Washington
jue. 3/27
9:42 pm-10:04 am
1 stop15h 22m
Seattle/Tacoma Intl
lun. 3/31
8:04 pm-6:11 pm
1 stop19h 07m
BaltimoreSeattle
BWI - SEA
BWISEA
Baltimore/Washington
jue. 3/13
6:00 am-10:42 am
1 stop7h 42m
Seattle/Tacoma Intl
lun. 3/17
6:56 pm-5:54 am
1 stop7h 58m
Washington, D.C.Seattle
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
jue. 4/3
7:35 am-12:25 pm
1 stop7h 50m
Seattle/Tacoma Intl
mar. 4/8
12:00 pm-11:25 pm
1 stop8h 25m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
lun. 3/17
6:00 am-10:42 am
1 stop7h 42m
Seattle/Tacoma Intl
jue. 3/20
6:00 am-4:48 pm
1 stop7h 48m
BaltimoreSeattle
BWI - SEA
BWISEA
Baltimore/Washington
mar. 4/29
7:06 am-9:45 am
Nonstop5h 39m
Seattle/Tacoma Intl
dom. 5/4
9:40 pm-5:46 am
Nonstop5h 06m
Washington, D.C.Seattle
IAD - SEA
IADSEA
Washington, D.C. Dulles Intl
jue. 3/20
7:31 am-4:54 pm
1 stop12h 23m
Seattle/Tacoma Intl
lun. 3/24
8:00 am-5:40 am
2 stops18h 40m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
mié. 4/9
8:00 am-9:25 am
1 stop28h 25m
Seattle/Tacoma Intl
mié. 4/16
2:08 pm-9:59 pm
Nonstop4h 51m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
jue. 4/24
1:00 pm-12:44 am
1 stop14h 44m
Seattle/Tacoma Intl
mar. 4/29
1:50 pm-9:59 pm
Nonstop5h 09m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*1 star | |
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Washington, D.C. to Seattle is 30 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Seattle (average of $238). Flying from Washington, D.C. to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Washington, D.C. to Seattle in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Washington, D.C. to Seattle flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to SEA are scheduled on a Thursday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).
In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.
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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,Feb 2025
MCO - STL
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$90 | Average$249 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$144 | Average$363 | FlexibilityNo cancel fee | On-time83% | |
Cheapest$156 | Average$262 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$193 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$206 | Average$431 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$238 | Average$504 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$277 | Average$417 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$278 | Average$458 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$306 | Average$576 | FlexibilityNo cancel fee | On-time63% |