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GRM to BWI: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Baltimore (Baltimore/Washington International Thurgood Marshall Airport)
909 mi
1,463 km · 790 nm
2h 27m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GRM→BWI fares Phone-only fares on this route — call free
Flight time details
909 miles nonstop takes roughly 2h 27m gate to gate, flying southeast. 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
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- BWI — Baltimore/Washington International Thurgood Marshall Airport · Baltimore, 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 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
Near BWI
- DCA · Ronald Reagan Washington National Airport30 mi away
- IAD · Washington Dulles International Airport45 mi away
- FME · Tipton Airport8 mi away
- ANP · Lee Airport17 mi away
Frequently asked questions
How far is GRM from BWI?
The flight distance from Grand Marais (GRM) to Baltimore (BWI) is 909 miles (1,463 km, 790 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to BWI?
A nonstop flight takes about 2h 27m 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 GRM to BWI?
Nonstop service on GRM–BWI 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 2h 27m nonstop estimate.
What is the time difference between Grand Marais and Baltimore?
Baltimore is 1 hour ahead of Grand Marais.
What is the cheapest way to fly from GRM to BWI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–BWI that never appear on search engines, with no booking fees.
Why are some GRM to BWI fares phone-only?
Consolidator contracts let us sell certain GRM–BWI 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.