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Best Time to Fly from Seattle to Washington
Real weather data for Washington by month and real day-of-week fare patterns for this route — so "best time" here means something you can check, not a generic guess.
General booking pattern
Without route-specific fare history, the general industry pattern holds: mid-week flights — especially Tuesday and Wednesday — tend to be cheaper than weekend departures. This is general advice, not a fact about this specific route.
Weather in Washington by month
Based on the last 3 years of real historical data. July runs warmest (32°C avg high). October runs driest (~29mm rain).
January
6° / -2°C
~87mm rain
February
10° / 0°C
~64mm rain
March
15° / 3°C
~81mm rain
April
21° / 9°C
~87mm rain
May
24° / 13°C
~128mm rain
June
30° / 18°C
~97mm rain
July
32° / 21°C
~124mm rain
August
30° / 19°C
~102mm rain
September
26° / 16°C
~111mm rain
October
20° / 10°C
~29mm rain
November
14° / 5°C
~52mm rain
December
8° / 0°C
~94mm rain
Nearby airports
Near Seattle
- Boeing Field King County International Airport (BFI)9 km
- Tacoma Narrows Airport (TIW)29 km
- Snohomish County (Paine Field) Airport (PAE)51 km
Near Washington
- Ronald Reagan Washington National Airport (DCA)38 km
- Baltimore/Washington International Thurgood Marshal Airport (BWI)73 km
- Hagerstown Regional Richard A Henson Field (HGR)88 km
More about this route
FAQs — Best time to fly Seattle to Washington
We don't have a live fare history for this specific route yet — mid-week departures (Tuesday and Wednesday) are typically cheaper as a general industry pattern.