We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Find the best flight to Tri-Cities

Find flights

Compare prices (in new window)
    Select all
Great deals to Seattle
We’ve searched 100s of deals recently found by travellers.*
Washington DC, DC (WAS) Seattle, WA (SEA)
Thu, 8/11 - Tue, 13/11
Alaska Airlines - Nonstop, Roundtrip, Economy
US$256
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Sat, 1/12 - Fri, 7/12
Alaska Airlines - Nonstop, Roundtrip, Economy
US$256
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Thu, 24/1 - Sun, 27/1
Alaska Airlines - Nonstop, Roundtrip, Economy
US$256
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Fri, 9/11 - Tue, 13/11
Alaska Airlines - Nonstop, Roundtrip, Economy
US$256
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Sat, 10/11 - Wed, 14/11
American Airlines - 1 Stop, Roundtrip, Economy
US$262
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Fri, 15/2 - Tue, 19/2
Alaska Airlines - Nonstop, Roundtrip, Economy
US$286
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Wed, 31/10 - Tue, 6/11
Alaska Airlines - Nonstop, Roundtrip, Economy
US$291
Get Price Alerts
Washington DC, DC (WAS) Seattle, WA (SEA)
Tue, 13/11 - Tue, 27/11
United Airlines - 1 Stop, Roundtrip, Economy
US$295
Get Price Alerts
Want more deals?
Yes! Send me great deals to cool places from: Washington DC (WAS)
*Prices are based on round trip travel with returns between 1-21 days after departure. These are the best fares found by travellers who searched TripAdvisor and a select group of our fare search partners in the past 72 hours. Ticket prices and seat availability change rapidly and cannot be guaranteed.
The Lodge at Columbia Point
The Lodge at Columbia Point
336 Reviews
Richland, WA
from
Homewood Suites by Hilton Richland
Homewood Suites by Hilton Richland
496 Reviews
Richland, WA
from
Best Western Plus Pasco Inn & Suites
Best Western Plus Pasco Inn & Suites
662 Reviews
Pasco, WA
from
Home2 Suites by Hilton Richland
Home2 Suites by Hilton Richland
206 Reviews
Richland, WA
from
Flight stats for Tri-Cities - did you know?
  • Tri-Cities is 271 km from Seattle-Tacoma Intl Airport (Seattle, WA).
  • Seattle-Tacoma Intl Airport (Seattle, WA)
    • Right now, 73 airlines operate out of Seattle-Tacoma Intl Airport.
    • Seattle-Tacoma Intl Airport offers nonstop flights to 107 cities.
    • Every week, at least 5,608 domestic flights and 880 international flights depart from Seattle-Tacoma Intl Airport.
Show more