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GRM to ALO: distance & flight time

Grand Marais (Grand Marais Cook County Airport) → Waterloo (Waterloo Regional Airport)

378 mi
608 km · 328 nm
1h 28m
estimated nonstop flight time
Same time
time difference · heading south
See live GRM→ALO fares Phone-only fares on this route — call free

Flight time details

378 miles nonstop takes roughly 1h 28m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is GRM from ALO?

The flight distance from Grand Marais (GRM) to Waterloo (ALO) is 378 miles (608 km, 328 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from GRM to ALO?

A nonstop flight takes about 1h 28m 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 cheapest way to fly from GRM to ALO?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–ALO that never appear on search engines, with no booking fees.
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