Route Price Intelligence
Cheap Flights From Tri-Cities to Seattle
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$492
Deals From
$369
Usually Costs
$369 – $564
Lowest We've Seen
$289
Based on 6,628 price pointshigh confidence
Monthly Price Guide
Jan
$369
Feb
$464
Mar
$552
Apr
$477
May
$512
Jun
$573
Jul
$578
Aug
$472
Sep
$389
Oct
$369
Nov
$389
Dec
$493
Cheapest Average Expensive
Best Time to Fly from Tri-Cities to Seattle
The cheapest time to fly from Tri-Cities to Seattle is typically October, when fares average around $369. The most expensive month tends to be July at around $578. For the best deals, consider flying in October, January, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $28980 price checksWorst: $349