Flight Routes from Washington DC to Tri Cities

Compare cheap outbound and return flights from Washington DC (IAD) to Tri-Cities (TRI) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€412
Flight distance
515 km
Time difference
none

Cheap flight offers from Washington DC - Dulles to Tri-Cities

sorted by price and recency
  1. –
    American Airlines
    –
    IAD–TRI
    1 stopover
    American Airlines
    –
    TRI–IAD
    1 stopover
    €3,015
  2. –
    American Airlines
    –
    IAD–TRI
    1 stopover
    American Airlines
    –
    TRI–IAD
    1 stopover
    €485
  3. –
    American Airlines
    –
    IAD–TRI
    1 stopover
    American Airlines
    –
    TRI–IAD
    1 stopover
    €412

Flight schedule from Washington DC (IAD) to Tri-Cities (TRI)

Select a travel date in the flight schedule for the route from Washington DC (IAD) to Tri-Cities (TRI) and compare affordable flight deals.

offers
Active filtersnone
Matching outbound flightsIAD–TRI · 1 of 1
fromto
dep.arr.
durationstopovers
  1. November 8 – 14, 2026
  2. November 15 – 21, 2026
  3. November 22 – 28, 2026
    1. IADTRI
      nonstop
      1. Breeze Airways

      Important flight information

      Discover more flights around Washington DC and Tri-Cities

      Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
      Arrival airport Airport Tri-Cities Regional, TN/VA (TRI)
      Destination country Flights to United States
      City-Code - Arrival airport Washington-DC - Tri-Cities Regional, TN/VA
      Departure airport - Destination country Washington DC - Dulles International Airport, DC - United States
      Alternative routes to United States
      Alternative flights to Tri-Cities
      Flight destinations with a similar price