Most accurate provider | CheapOair 3 stars |
---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $257 (Alaska Airlines) |
One-way from | $147 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $477 |
Good round-trip deal | $308 or less |
Good one-way deal | $193 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Tue 6/3
4:59 pm-7:50 pm
Nonstop5h 51m
Seattle/Tacoma Intl
Sat 6/7
7:35 am-3:49 pm
Nonstop5h 14m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Thu 5/8
6:00 pm-12:44 am
1 stop9h 44m
Seattle/Tacoma Intl
Sun 5/11
6:00 am-4:59 pm
1 stop7h 59m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Thu 6/5
1:00 pm-6:12 pm
1 stop8h 12m
Seattle/Tacoma Intl
Sat 6/7
1:48 pm-9:59 pm
Nonstop5h 11m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Tue 6/3
8:00 am-10:39 am
Nonstop5h 39m
Seattle/Tacoma Intl
Tue 6/10
7:00 am-9:05 pm
1 stop11h 05m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Tue 5/27
2:00 pm-6:53 pm
1 stop7h 53m
Seattle/Tacoma Intl
Tue 6/3
11:37 pm-10:27 am
1 stop7h 50m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Tue 5/27
5:00 pm-7:56 pm
Nonstop5h 56m
Seattle/Tacoma Intl
Tue 6/3
7:00 am-9:05 pm
1 stop11h 05m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Thu 7/17
3:00 pm-10:10 pm
1 stop10h 10m
Seattle/Tacoma Intl
Mon 7/21
9:50 pm-9:41 am
1 stop8h 51m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Tue 7/15
2:55 pm-11:15 pm
2 stops11h 20m
Seattle/Tacoma Intl
Thu 7/17
10:40 pm-11:05 am
1 stop9h 25m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Sun 6/1
6:00 am-12:47 pm
1 stop9h 47m
Seattle/Tacoma Intl
Fri 6/6
12:05 am-11:00 am
1 stop7h 55m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Sun 5/11
1:00 pm-11:31 am
1 stop25h 31m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy2 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy1 star | Trust Score*3 stars |
The best time to book flights from Washington, D.C. Reagan-National Airport to Seattle is 74 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. Reagan-National Airport to Seattle (average of $238). Flying from Washington, D.C. Reagan-National Airport to Seattle in July is currently the most expensive (average of $405). 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.
Unlike in the morning, when flights are generally more expensive, you can save up to 36% on flights from Washington, D.C. Reagan-National Airport to Seattle by exploring options for tickets in the evening.
Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Seattle flight should consider departing on Monday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from DCA to SEA are scheduled on a Monday (9 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (7 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).
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Food
Crew
Entertainment
Overall
Comfort
Boarding
Reviews
Cheri,Jan 2025
FAT - SEA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$131 | Average$382 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$146 | Average$323 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$158 | Average$527 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$277 | Average$471 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$286 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$296 | Average$471 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$306 | Average$516 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$317 | Average$568 | FlexibilityNo cancel fee | On-time75% |