The cheapest times to fly from CPH to IDA are

  • January 8th to March 11th
  • April 9th to May 6th
  • August 20th to December 9th (except the weeks of October 8th, October 22nd, and November 26th)

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 CPH to IDA is mid January. Prices can be as high as $1615 for Saturday flights during early August, or as low as $958 for Tuesday flights around mid January.


When to Fly to Idaho Falls

Flying from Copenhagen (CPH) to Idaho Falls, ID (IDA) will usually cost between $964 to $1474 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid January with an average ticket price of $980. Due to high demand the most expensive time to fly is early August, with an average price of $1537. Planning your trip to low-cost times can easily save you $557 on economy flights and even more on first-class flights. Generally, any price below $1020 can be considered a good price for a round-trip CPH to IDA flight.

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

CPH to IDA Flight Prices

Compared to other flights, the CPH to IDA flight is priced close to the average and costs more than the average flight leaving from Copenhagen. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly to Idaho Falls, and Fridays are the most expensive days to return to Copenhagen. Selecting flights on the least expensive days could save you up to $130 (10%) 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 $1055. Return trip prices are from the IDA to CPH 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 CPH to IDA can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 44 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 CPH to IDA while comparing.

Destination alternative #1: Jackson Hole Airport (JAC) in Jackson, WY

  • 67 miles (108 km) away from IDA
  • Usually 10.69% less expensive than IDA
  • 1-layover flights available

See CPH to JAC flights


Flight Hacking CPH to IDA

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 CPH to IDA — but Champion Traveler does!

Hack #1: Los Angeles, CA (CPH > LAX > IDA)

  • Price for both tickets: $749
  • Average savings: $271 (26.57%)

See CPH to SJC flights

Hack #2: San Jose, CA (CPH > SJC > IDA)

  • Price for both tickets: $752
  • Average savings: $269 (26.32%)

See CPH to LAX flights

Hack #3: San Francisco, CA (CPH > SFO > IDA)

  • Price for both tickets: $786
  • Average savings: $235 (22.99%)

See CPH to SFO flights


Flight Questions Answered

Still have questions about flying from CPH to IDA? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Air Canada, Air France, British Airways, Delta, Icelandair, KLM, Lufthansa, SAS, United, and potentially more during busy seasons.

How far away is it from Idaho Falls Regional Airport to Kastrup Airport?

The distance between the two airports is roughly 4865 miles or 7829 kilometers.

How long does it take to fly from CPH to IDA?

The real-world flight time for a nonstop CPH to IDA flight is about 9 hour 44 minutes.

How many flights go between Copenhagen and Idaho Falls, ID?

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


Airport Location Info


Departing Airport

Origination code CPH
Origination airport name Kastrup Airport
City Copenhagen
Country Denmark
Latitude 55.6
Longitude 12.7

Return Airport

Destination code IDA
Destination airport name Idaho Falls Regional Airport
City Idaho Falls, ID
Country the United States
Latitude 43.5
Longitude -112.1


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.