The cheapest times to fly from GRB to IMT are

  • February 12th to June 10th (except the weeks of February 26th and May 28th)
  • October 15th to October 28th
  • November 26th to December 31st (except the week of December 3rd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from GRB to IMT is early to mid December. Prices can be as high as $1392 for Monday flights during early July, or as low as $672 for Sunday flights around early to mid December.


When to Fly to Iron Mountain

Flying from Green Bay, WI (GRB) to Iron Mountain/Kingsfd, MI (IMT) will usually cost between $732 to $1034 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early to mid December with an average ticket price of $759. Due to high demand the most expensive time to fly is early July, with an average price of $982. Planning your trip to low-cost times can easily save you $223 on economy flights and even more on first-class flights. Generally, any price below $843 can be considered a good price for a round-trip GRB to IMT flight.

See below for a graph of average weekly prices for the GRB to IMT route. All prices are for round-trip tickets in USD.

GRB to IMT Flight Prices

Compared to other flights, the GRB to IMT flight is cheaper than the average and costs slightly more than the average flight leaving from Green Bay. The average price per mile (for a direct flight) is $5.7, which is above average.


Flight Prices by Day of the Week

Sunday is usually the cheapest day to fly to IMT, and Saturday the cheapest day to fly back into GRB. Mondays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $83 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Sunday and returning a week later will cost an average of $798. Return trip prices are from the IMT to GRB flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from GRB to IMT can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 1 hour 9 minutes may not be realistic.


Flight Hacking GRB to IMT

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from GRB to IMT — but Champion Traveler does!

Hack #1: Detroit, MI (GRB > DTW > IMT)

  • Price for both tickets: $496
  • Average savings: $347 (41.16%)

See GRB to DTW flights

Hack #2: Minneapolis, MN (GRB > MSP > IMT)

  • Price for both tickets: $527
  • Average savings: $317 (37.54%)

See GRB to MSP flights

Hack #3: Cleveland, OH (GRB > CLE > IMT)

  • Price for both tickets: $558
  • Average savings: $286 (33.87%)

See GRB to CLE flights


Flight Questions Answered

Still have questions about flying from GRB to IMT? We’ve got answers.

Which airlines fly this route?

You can find 3 major airlines flying this route most often: American, Delta, United, and potentially more during busy seasons.

How far away is it from Ford Airport to Green Bay Austin Straubel International Airport?

The distance between the two airports is roughly 92 miles or 148 kilometers.

How long does it take to fly from GRB to IMT?

The real-world flight time for a nonstop GRB to IMT flight is about 1 hour 9 minutes.

How many flights go between Green Bay, WI and Iron Mountain/Kingsfd, MI?

It depends on the day of the week and the date, but a typical day might have around 13 available flights from GRB to IMT.


Airport Location Info


Departing Airport

Origination code GRB
Origination airport name Green Bay Austin Straubel International Airport
City Green Bay, WI
Country the United States
Latitude 44.5
Longitude -88.1

Return Airport

Destination code IMT
Destination airport name Ford Airport
City Iron Mountain/Kingsfd, MI
Country the United States
Latitude 45.8
Longitude -88.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.