Denmark

$642+ Cheap flights from Idaho to Denmark

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Jun 17 — Jun 241
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Cheap flight deals from Idaho to Denmark

Keep the following information in mind while searching for Idaho to Denmark flight deals. Data was last updated June 12, 2025.

Round-trip from

$642
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,228
From Idaho to Denmark
Highest demand for flights based on searches. 13% potential increase in price ($150 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($76 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from Idaho to Denmark

Cheapest flights from Idaho to Denmark
Explore the most affordable flight options available from Idaho to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:30 pmGEG - CPH
2 stops17h 25mDelta
Thu 8/219:00 amCPH - GEG
2 stops23h 36mDelta
Deal found 6/10$642
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:42 pmBOI - CPH
2 stops38h 38mUnited Airlines
Tue 8/1912:45 pmCPH - BOI
2 stops41h 36mUnited Airlines
Deal found 6/11$644
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:45 amBOI - CPH
1 stop14h 45mScandinavian Airlines
Tue 9/302:15 pmCPH - BOI
1 stop16h 49mScandinavian Airlines
Deal found 6/11$654
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:00 amBOI - CPH
2 stops21h 50mAir Canada
Tue 9/3012:45 pmCPH - BOI
2 stops30h 54mAir Canada
Deal found 6/11$666
This KLM deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:50 amGEG - CPH
1 stop18h 15mKLM
Fri 8/2212:20 pmCPH - GEG
1 stop20h 13mKLM
Deal found 6/10$683
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:40 amBOI - CPH
1 stop20h 25mDelta
Tue 8/199:00 amCPH - BOI
2 stops22h 59mDelta
Deal found 6/11$688
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:15 amGEG - CPH
2 stops16h 55mUnited Airlines
Fri 8/2212:25 pmCPH - GEG
2 stops56h 02mUnited Airlines
Deal found 6/12$689
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:33 pmBOI - CPH
2 stops17h 37mMultiple Airlines
Fri 12/58:40 amCPH - BOI
2 stops20h 44mMultiple Airlines
Deal found 6/12$698
This Finnair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:23 amBOI - CPH
2 stops24h 52mFinnair
Tue 12/96:05 amCPH - BOI
2 stops23h 19mFinnair
Deal found 6/10$706
This oojo deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/258:48 pmGEG - CPH
2 stops24h 32mIcelandair
Fri 8/17:20 amCPH - GEG
2 stops22h 49mIcelandair
Deal found 6/10$865
This Air Canada deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:15 amGEG - CPH
2 stops16h 55mMultiple Airlines
Fri 8/2212:25 pmCPH - GEG
3 stops33h 11mMultiple Airlines
Deal found 6/10$901
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/11:46 pmJAC - CPH
2 stops18h 34mLufthansa
Wed 7/99:20 pmCPH - JAC
2 stops31h 31mLufthansa
Deal found 6/11$949

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to Denmark that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Idaho to Denmark that are best for you.

Fly from

Idaho

Fly to

Denmark

Route

Depart

Return

Price

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 8/12

5:30 pm-7:55 pm

2 stops17h 25m

Kastrup Copenhagen

Thu 8/21

9:00 am-11:36 pm

2 stops23h 36m

$642

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Sat 8/9

5:42 pm-4:20 pm

2 stops38h 38m

Kastrup Copenhagen

Tue 8/19

12:45 pm-10:21 pm

2 stops41h 36m

$644

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 9/3

11:45 am-10:30 am

1 stop14h 45m

Kastrup Copenhagen

Tue 9/30

2:15 pm-11:04 pm

1 stop16h 49m

$654

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 9/3

5:00 am-10:50 am

2 stops21h 50m

Kastrup Copenhagen

Tue 9/30

12:45 pm-11:39 am

2 stops30h 54m

$666

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Thu 8/14

6:50 am-10:05 am

1 stop18h 15m

Kastrup Copenhagen

Fri 8/22

12:20 pm-11:33 pm

1 stop20h 13m

$683

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Sat 8/9

5:40 am-10:05 am

1 stop20h 25m

Kastrup Copenhagen

Tue 8/19

9:00 am-11:59 pm

2 stops22h 59m

$688

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Thu 8/14

5:15 am-7:10 am

2 stops16h 55m

Kastrup Copenhagen

Fri 8/22

12:25 pm-11:27 am

2 stops56h 02m

$689

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 11/28

5:33 pm-7:10 pm

2 stops17h 37m

Kastrup Copenhagen

Fri 12/5

8:40 am-9:24 pm

2 stops20h 44m

$698

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

7:23 am-4:15 pm

2 stops24h 52m

Kastrup Copenhagen

Tue 12/9

6:05 am-9:24 pm

2 stops23h 19m

$706

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Fri 7/25

8:48 pm-6:20 am

2 stops24h 32m

Kastrup Copenhagen

Fri 8/1

7:20 am-9:09 pm

2 stops22h 49m

$865

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 21 results
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Best time to book a flight from Idaho to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Denmark

What is the cheapest month to book a flight from Idaho to Denmark?

Currently, November is the cheapest month in which you can book a flight from Idaho to Denmark (average of $523). Flying from Idaho to Denmark in June is currently the most expensive (average of $911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ID to DK?

Find hourly flight availability from Idaho to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Denmark as you normally would.

Rainfall in Denmark by month

Plan your trip to Denmark by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denmark ranges from 0.8 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Denmark when rainfall is around 0.8 in.

Temperature in Denmark by month

Plan your trip to Denmark by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denmark, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denmark. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Idaho to Denmark, such as Delta, KLM and Finnair. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Idaho to Denmark that include hotel bookings?

    Yes. In addition to deals on Idaho to Denmark flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Denmark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Denmark.

  • Can I find deals for business class flights from Idaho to Denmark?

    Yes. Cheapflights offers flight deals from Idaho to Denmark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Denmark?

    Currently, November is the cheapest month in which you can book a flight from Idaho to Denmark (average of $523). Flying from Idaho to Denmark in June is currently the most expensive (average of $911). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Denmark

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Idaho to Denmark

Discover the top 3 airlines that operate flights from Idaho to Denmark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
DeltaCheapest$731Average$756FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$752Average$830FlexibilityNo cancel feeOn-time69%

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