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ISN to TCM: distance & flight time
Williston (Sloulin Field International Airport) → Tacoma (McChord Air Force Base)
877 mi
1,412 km · 762 nm
2h 22m
estimated nonstop flight time
-2h
time difference · heading west
See live ISN→TCM fares Phone-only fares on this route — call free
Flight time details
877 miles nonstop takes roughly 2h 22m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- TCM — McChord Air Force Base · Tacoma, 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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Near TCM
- SEA · Seattle Tacoma International Airport23 mi away
- GRF · Gray Army Air Field6 mi away
- TIW · Tacoma Narrows Airport10 mi away
- OLM · Olympia Regional Airport23 mi away
Frequently asked questions
How far is ISN from TCM?
The flight distance from Williston (ISN) to Tacoma (TCM) is 877 miles (1,412 km, 762 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to TCM?
A nonstop flight takes about 2h 22m 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 Williston and Tacoma?
Tacoma is 2 hours behind Williston.
What is the cheapest way to fly from ISN to TCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–TCM that never appear on search engines, with no booking fees.