Seattle to Washington

SEAIAD

Fly from Seattle to Washington starting at USD 103 with Frontier Airlines.Best fare available on Aug 11, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Washington cheapest flights this week

14 Jul
Frontier Airlines
20:13SEA
05:20IAD
1 StopUSD 197VIEW DEAL
15 Jul
Frontier Airlines
20:13SEA
05:20IAD
1 StopUSD 195VIEW DEAL
17 Jul
Frontier Airlines
20:53SEA
05:20IAD
1 StopUSD 203VIEW DEAL
20 Jul
Frontier Airlines
20:53SEA
05:20IAD
1 StopUSD 245VIEW DEAL
10 Aug
Frontier Airlines
20:53SEA
05:20IAD
1 StopUSD 121VIEW DEAL
11 Aug
Frontier Airlines
20:13SEA
05:20IAD
1 StopUSD 103VIEW DEAL
16 Nov
Alaska Airlines
07:00SEA
16:01IAD
1 StopUSD 213VIEW DEAL

Seattle to Washington monthly flight fare trend

Jul
from USD 195
Aug
from USD 103
Sep
No flights
Oct
No flights
Nov
from USD 213
Dec
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

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