The cheapest times to fly from GRR to SDF are

  • May 7th to May 27th (except the week of May 14th)
  • August 6th to September 23rd
  • October 8th to February 25th (except the week of November 19th)

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 GRR to SDF is early December. Prices can be as high as $477 for Friday flights during early April, or as low as $246 for Tuesday flights around early December.


When to Fly to Louisville

Flying from Grand Rapids, MI (GRR) to Louisville, KY (SDF) will usually cost between $247 to $367 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $280. Due to high demand the most expensive time to fly is early April, with an average price of $376. Planning your trip to low-cost times can easily save you $96 on economy flights and even more on first-class flights. Generally, any price below $305 can be considered a good price for a round-trip GRR to SDF flight.

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

GRR to SDF Flight Prices

Compared to other flights, the GRR to SDF flight is much cheaper than the average and costs much less than the average flight leaving from Grand Rapids. The average price per mile (for a direct flight) is $0.58, which is above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Louisville, and Sundays are the most expensive days to return to Grand Rapids. Selecting flights on the least expensive days could save you up to $62 (19%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $268. Return trip prices are from the SDF to GRR 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 GRR to SDF can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 1 hour 34 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from GRR to SDF while comparing.

Destination alternative #1: Cincinnati/Northern Kentucky International Airport (CVG) in Cincinnati, OH

  • 84 miles (135 km) away from SDF
  • Usually 13.77% less expensive than SDF
  • 1-layover flights available

See GRR to CVG flights

Destination alternative #2: Evansville Regional Airport (EVV) in Evansville, IN

  • 98 miles (158 km) away from SDF
  • Usually 8.85% less expensive than SDF
  • 1-layover flights available

See GRR to EVV flights

Destination alternative #3: Indianapolis International Airport (IND) in Indianapolis, IN

  • 111 miles (179 km) away from SDF
  • Usually 3.28% less expensive than SDF
  • 1-layover flights available

See GRR to IND flights

Destination alternative #4: Blue Grass Airport (LEX) in Lexington, KY

  • 62 miles (100 km) away from SDF
  • Usually 2.95% less expensive than SDF
  • 1-layover flights available

See GRR to LEX flights


Flight Questions Answered

Still have questions about flying from GRR to SDF? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: American, Delta, Frontier, Qantas, Southwest, United, and potentially more during busy seasons.

How far away is it from Louisville International-Standiford Field Airport to Gerald R. Ford International Airport?

The distance between the two airports is roughly 325 miles or 523 kilometers.

How long does it take to fly from GRR to SDF?

The real-world flight time for a nonstop GRR to SDF flight is about 1 hour 34 minutes.

How many flights go between Grand Rapids, MI and Louisville, KY?

It depends on the day of the week and the date, but a typical day might have around 74 available flights from GRR to SDF.


Airport Location Info


Departing Airport

Origination codeGRR
Origination airport nameGerald R. Ford International Airport
CityGrand Rapids, MI
Countrythe United States

Return Airport

Destination codeSDF
Destination airport nameLouisville International-Standiford Field Airport
CityLouisville, KY
Countrythe United States


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.