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OSC to SEA: distance & flight time
Oscoda (Oscoda Wurtsmith Airport) → Seattle (Seattle Tacoma International Airport)
1,861 mi
2,995 km · 1,617 nm
4h 7m
estimated nonstop flight time
-3h
time difference · heading west
See live OSC→SEA fares Phone-only fares on this route — call free
Flight time details
1,861 miles nonstop takes roughly 4h 7m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- OSC — Oscoda Wurtsmith Airport · Oscoda, United States
- 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 OSC
- ECA · Iosco County Airport10 mi away
- APN · Alpena County Regional Airport44 mi away
- HTL · Roscommon County - Blodgett Memorial Airport63 mi away
- GDW · Gladwin Zettel Memorial Airport63 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 OSC from SEA?
The flight distance from Oscoda (OSC) to Seattle (SEA) is 1,861 miles (2,995 km, 1,617 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSC to SEA?
A nonstop flight takes about 4h 7m 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 Oscoda and Seattle?
Seattle is 3 hours behind Oscoda.
What is the cheapest way to fly from OSC to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSC–SEA that never appear on search engines, with no booking fees.