sdf-to-hln

 

The cheapest times to fly from SDF to HLN are

  • January 1st to March 4th
  • July 30th to November 18th (except the week of October 15th)

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 SDF to HLN is mid to late August. Prices can be as high as $1018 for Sunday flights during late March, or as low as $326 for Tuesday flights around mid to late August.

 

When to Fly to Helena

Flying from Louisville, KY (SDF) to Helena, MT (HLN) will usually cost between $370 to $793 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $462. Due to high demand the most expensive time to fly is late March, with an average price of $701. Planning your trip to low-cost times can easily save you $239 on economy flights and even more on first-class flights. Generally, any price below $563 can be considered a good price for a round-trip SDF to HLN flight.

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

Key
SDF to HLN Flight Prices

Compared to other flights, the SDF to HLN flight is cheaper than the average and costs less than the average flight leaving from Louisville. The average price per mile (for a direct flight) is $0.24, which is below average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays 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 $257 (36%) 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 $448. Return trip prices are from the HLN to SDF flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Key
Departure Day Prices

Return Trip Prices by Day

Key
Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from SDF to HLN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 3 hour 36 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 SDF to HLN while comparing.

Destination alternative #1: Bozeman Yellowstone International Airport (BZN) in Bozeman, MT

  • 70 miles (113 km) away from HLN
  • Usually 31.02% less expensive than HLN
  • 1-layover flights available

See SDF to BZN flights

Destination alternative #2: Missoula International Airport (MSO) in Missoula, MT

  • 102 miles (164 km) away from HLN
  • Usually 14.13% less expensive than HLN
  • 1-layover flights available

See SDF to MSO flights

 

Flight Questions Answered

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

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Helena Regional Airport to Louisville International-Standiford Field Airport?

The distance between the two airports is roughly 1452 miles or 2337 kilometers.

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

The real-world flight time for a nonstop SDF to HLN flight is about 3 hour 36 minutes.

How many flights go between Louisville, KY and Helena, MT?

It depends on the day of the week and the date, but a typical day might have around 26 available flights from SDF to HLN.

 

Airport Location Info

 

Departing Airport

Origination code SDF
Origination airport name Louisville International-Standiford Field Airport
City Louisville, KY
Country the United States
Latitude 38.2
Longitude -85.7

Return Airport

Destination code HLN
Destination airport name Helena Regional Airport
City Helena, MT
Country the United States
Latitude 46.6
Longitude -112

 

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.