Route Price Intelligence
Cheap Flights From Washington, D.C. to Seattle
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$438
Great Deal
Under $267
Typical Range
$267 – $458
Lowest We've Seen
$144
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$438
Feb
$438
Mar
$462
Apr
$458
May
—
Jun
—
Jul
$692
Aug
$379
Sep
$190
Oct
$197
Nov
$328
Dec
$452
Cheapest Average Expensive
Best Time to Fly from Washington, D.C. to Seattle
The cheapest time to fly from Washington, D.C. to Seattle is typically September, when fares average around $190. The most expensive month tends to be July at around $692. For the best deals, consider flying in September, October, November.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: September51,548 fares analyzedTypical low: $239