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TRR to SEA: distance & flight time
Trinciomalee (China Bay Airport) → Seattle (Seattle Tacoma International Airport)
8,309 mi
13,373 km · 7,221 nm
16h 46m
estimated nonstop flight time
-12.5h
time difference · heading north
See live TRR→SEA fares Phone-only fares on this route — call free
Flight time details
8,309 miles nonstop takes roughly 16h 46m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TRR — China Bay Airport · Trinciomalee, Sri Lanka
- SEA — Seattle Tacoma International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near TRR
- HIM · Hingurakgoda Air Force Base36 mi away
- GIU · Sigiriya Air Force Base51 mi away
- ACJ · Anuradhapura Air Force Base54 mi away
- BTC · Batticaloa Airport67 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is TRR from SEA?
The flight distance from Trinciomalee (TRR) to Seattle (SEA) is 8,309 miles (13,373 km, 7,221 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRR to SEA?
A nonstop flight takes about 16h 46m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Trinciomalee and Seattle?
Seattle is 12.5 hours behind Trinciomalee.
What is the cheapest way to fly from TRR to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRR–SEA that never appear on search engines, with no booking fees.