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Denmark

$547+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
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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 noviembre 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/4. 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.
jue. 12/49:40 amBOI - CPH
2 stops23h 55mUnited Airlines
mar. 12/910:10 amCPH - BOI
2 stops20h 35mUnited Airlines
Deal found 11/4$547
This Delta deal was found by Cheapflights users on 11/4. 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.
mié. 12/37:30 amBOI - CPH
2 stops21h 30mDelta
dom. 12/712:05 pmCPH - BOI
2 stops35h 57mDelta
Deal found 11/4$548
This Delta deal was found by Cheapflights users on 11/4. 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.
mié. 12/311:19 amGEG - CPH
2 stops19h 46mDelta
dom. 12/76:00 amCPH - GEG
2 stops18h 40mDelta
Deal found 11/4$548
This FlightHub deal was found by Cheapflights users on 11/5. 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.
jue. 12/43:54 pmBOI - CPH
1 stop15h 31mScandinavian Airlines
mar. 12/92:20 pmCPH - BOI
1 stop15h 45mScandinavian Airlines
Deal found 11/5$591
This Delta deal was found by Cheapflights users on 11/5. 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.
mar. 12/26:00 amGEG - CPH
2 stops22h 10mDelta
dom. 12/76:00 amCPH - GEG
2 stops24h 03mDelta
Deal found 11/5$711
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2812:45 pmBOI - CPH
2 stops26h 40mLufthansa
vie. 12/58:55 amCPH - BOI
2 stops17h 12mLufthansa
Deal found 11/5$712
This United Airlines deal was found by Cheapflights users on 11/6. 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.
vie. 11/282:40 pmBOI - CPH
2 stops24h 25mUnited Airlines
vie. 12/56:50 amCPH - BOI
2 stops23h 36mUnited Airlines
Deal found 11/6$716
This United Airlines deal was found by Cheapflights users on 11/5. 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.
lun. 12/112:45 pmGEG - CPH
2 stops43h 50mUnited Airlines
jue. 12/47:05 amCPH - GEG
2 stops22h 54mUnited Airlines
Deal found 11/5$907
This oojo deal was found by Cheapflights users on 11/5. 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.
vie. 11/288:34 amBOI - CPH
1 stop19h 26mMultiple Airlines
vie. 12/512:45 pmCPH - BOI
1 stop17h 13mMultiple Airlines
Deal found 11/5$944
This Air France deal was found by Cheapflights users on 11/5. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/411:10 amBOI - CPH
2 stops17h 50mAir France
mar. 12/92:20 pmCPH - BOI
1 stop15h 45mAir France
Deal found 11/5$1,009
This Scandinavian Airlines deal was found by Cheapflights users on 11/5. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/33:54 pmBOI - CPH
1 stop15h 31mScandinavian Airlines
dom. 12/72:20 pmCPH - BOI
1 stop15h 45mScandinavian Airlines
Deal found 11/5$1,164
This Gurufare deal was found by Cheapflights users on 11/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:25 amGEG - CPH
1 stop24h 00mMultiple Airlines
dom. 12/72:20 pmCPH - GEG
1 stop31h 52mMultiple Airlines
Deal found 11/5$1,321

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 noviembre 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$547
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$676
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Kastrup Copenhagen flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Kastrup Copenhagen flights.
Search Deals
From Idaho to Denmark
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 noviembre 6, 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

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

jue. 12/4

9:40 am-5:35 pm

2 stops23h 55m

Kastrup Copenhagen

mar. 12/9

10:10 am-10:45 pm

2 stops20h 35m

$547

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

mié. 12/3

7:30 am-1:00 pm

2 stops21h 30m

Kastrup Copenhagen

dom. 12/7

12:05 pm-4:02 pm

2 stops35h 57m

$548

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

mié. 12/3

11:19 am-4:05 pm

2 stops19h 46m

Kastrup Copenhagen

dom. 12/7

6:00 am-3:40 pm

2 stops18h 40m

$548

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

jue. 12/4

3:54 pm-3:25 pm

1 stop15h 31m

Kastrup Copenhagen

mar. 12/9

2:20 pm-10:05 pm

1 stop15h 45m

$591

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

mié. 3/18

8:41 am-12:25 pm

2 stops20h 44m

Kastrup Copenhagen

vie. 4/3

12:25 pm-1:30 pm

2 stops33h 05m

$667

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

mié. 3/18

12:55 pm-7:50 pm

2 stops23h 55m

Kastrup Copenhagen

vie. 4/3

2:00 pm-10:21 pm

2 stops16h 21m

$674

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

mar. 12/2

6:00 am-1:10 pm

2 stops22h 10m

Kastrup Copenhagen

dom. 12/7

6:00 am-9:03 pm

2 stops24h 03m

$711

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

vie. 11/28

2:40 pm-11:05 pm

2 stops24h 25m

Kastrup Copenhagen

vie. 12/5

6:50 am-10:26 pm

2 stops23h 36m

$716

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

jue. 4/30

5:30 pm-9:45 pm

2 stops20h 15m

Kastrup Copenhagen

lun. 5/11

5:15 pm-10:21 pm

2 stops37h 06m

$762

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

jue. 4/30

2:00 pm-6:20 pm

2 stops20h 20m

Kastrup Copenhagen

lun. 5/11

1:55 pm-11:29 pm

1 stop17h 34m

$786

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 18 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, September is the cheapest month in which you can book a flight from Idaho to Denmark (average of $588). Flying from Idaho to Denmark in December is currently the most expensive (average of $1,634). 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 noviembre 6, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho to Denmark at noon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the evening.

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.

  • How long is the flight from Idaho to Denmark?

    Departing from Idaho to Denmark will take you 15h 31m. There are 4959 mi between Idaho and Denmark. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, September is the cheapest month in which you can book a flight from Idaho to Denmark (average of $588). Flying from Idaho to Denmark in December is currently the most expensive (average of $1,634). 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

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Alternative routes for Idaho to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$590Average$780FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$642Average$1,003FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$665Average$775FlexibilityNo cancel feeOn-time69%

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