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UNN to SEA: distance & flight time
Ranong (Ranong Airport) → Seattle (Seattle Tacoma International Airport)
7,756 mi
12,482 km · 6,740 nm
15h 40m
estimated nonstop flight time
-14h
time difference · heading northeast
See live UNN→SEA fares Phone-only fares on this route — call free
Flight time details
7,756 miles nonstop takes roughly 15h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- UNN — Ranong Airport · Ranong, Thailand
- 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 UNN
- KAW · Kawthoung Airport19 mi away
- URT · Surat Thani Airport58 mi away
- CJM · Chumphon Airport83 mi away
- VBP · Bokpyinn Airport95 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 UNN from SEA?
The flight distance from Ranong (UNN) to Seattle (SEA) is 7,756 miles (12,482 km, 6,740 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UNN to SEA?
A nonstop flight takes about 15h 40m 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 Ranong and Seattle?
Seattle is 14 hours behind Ranong.
What is the cheapest way to fly from UNN to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UNN–SEA that never appear on search engines, with no booking fees.