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FMA to SEA: distance & flight time
Formosa (Formosa Airport) → Seattle (Seattle Tacoma International Airport)
6,457 mi
10,391 km · 5,611 nm
13h 8m
estimated nonstop flight time
-4h
time difference · heading northwest
See live FMA→SEA fares Phone-only fares on this route — call free
Flight time details
6,457 miles nonstop takes roughly 13h 8m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- FMA — Formosa Airport · Formosa, Argentina
- 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 FMA
- PIL · Carlos Miguel Gimenez Airport47 mi away
- ASU · Silvio Pettirossi International Airport80 mi away
- CNQ · Corrientes Airport91 mi away
- RES · Resistencia International Airport100 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 FMA from SEA?
The flight distance from Formosa (FMA) to Seattle (SEA) is 6,457 miles (10,391 km, 5,611 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FMA to SEA?
A nonstop flight takes about 13h 8m 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 Formosa and Seattle?
Seattle is 4 hours behind Formosa.
What is the cheapest way to fly from FMA to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FMA–SEA that never appear on search engines, with no booking fees.