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SDY to GRM: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Grand Marais (Grand Marais Cook County Airport)
640 mi
1,031 km · 557 nm
1h 52m
estimated nonstop flight time
+1h
time difference · heading east
See live SDY→GRM fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 52m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SDY — Sidney - Richland Regional Airport · Sidney, United States
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Near GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is SDY from GRM?
The flight distance from Sidney (SDY) to Grand Marais (GRM) is 640 miles (1,031 km, 557 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to GRM?
A nonstop flight takes about 1h 52m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SDY to GRM?
Nonstop service on SDY–GRM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 52m nonstop estimate.
What is the time difference between Sidney and Grand Marais?
Grand Marais is 1 hour ahead of Sidney.
What is the cheapest way to fly from SDY to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–GRM that never appear on search engines, with no booking fees.
Why are some SDY to GRM fares phone-only?
Consolidator contracts let us sell certain SDY–GRM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.