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Copenhagen

$527+ Cheap flights from Idaho to Copenhagen (CPH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Idaho to Copenhagen

Cheapest flights from Idaho to Copenhagen
Explore the most affordable flight options available from Idaho to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 12/84:10 pmGEG - CPH
2 stops16h 25mUnited Airlines
Wed 12/241:10 pmCPH - GEG
2 stops32h 35mUnited Airlines
Deal found 11/2$536
This Delta deal was found by Cheapflights users on 11/3. 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.
Mon 12/89:25 amGEG - CPH
2 stops18h 35mDelta
Wed 12/249:55 amCPH - GEG
2 stops22h 21mDelta
Deal found 11/3$537
This Delta deal was found by Cheapflights users on 11/3. 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 12/21:10 pmGEG - CPH
2 stops21h 40mDelta
Sun 12/76:00 amCPH - GEG
2 stops18h 40mDelta
Deal found 11/3$541
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/47:11 pmBOI - CPH
2 stops19h 54mUnited Airlines
Tue 12/910:10 amCPH - BOI
2 stops20h 35mUnited Airlines
Deal found 11/2$547
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/312:33 pmGEG - CPH
2 stops25h 32mUnited Airlines
Sun 12/72:30 pmCPH - GEG
2 stops30h 22mUnited Airlines
Deal found 11/3$547
This Delta deal was found by Cheapflights users on 11/2. 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.
Wed 12/311:19 amGEG - CPH
2 stops19h 46mDelta
Sun 12/78:10 amCPH - GEG
2 stops21h 00mDelta
Deal found 11/2$549
This FlightHub deal was found by Cheapflights users on 11/2. 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.
Thu 12/43:54 pmBOI - CPH
1 stop15h 31mScandinavian Airlines
Tue 12/92:20 pmCPH - BOI
1 stop15h 45mScandinavian Airlines
Deal found 11/2$562
This lastminute.com deal was found by Cheapflights users on 11/3. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:00 amGEG - CPH
2 stops21h 35mLufthansa
Wed 12/247:00 pmCPH - GEG
2 stops34h 58mLufthansa
Deal found 11/3$566
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/104:10 pmGEG - CPH
2 stops21h 55mUnited Airlines
Thu 1/812:30 pmCPH - GEG
2 stops56h 09mUnited Airlines
Deal found 11/3$574
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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.
Fri 11/2812:45 pmBOI - CPH
2 stops26h 40mLufthansa
Fri 12/56:00 amCPH - BOI
2 stops20h 07mLufthansa
Deal found 11/2$693
This Delta deal was found by Cheapflights users on 11/2. 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.
Mon 12/157:00 amJAC - CPH
2 stops26h 00mDelta
Fri 5/16:00 amCPH - JAC
2 stops18h 28mDelta
Deal found 11/2$792
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 12/1512:02 pmJAC - CPH
2 stops16h 23mMultiple Airlines
Fri 5/18:40 amCPH - JAC
3 stops20h 22mMultiple Airlines
Deal found 11/2$835

Cheap flight deals from Idaho to Copenhagen

Keep the following information in mind while searching for Idaho to Copenhagen flight deals. Data was last updated November 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$536
(United Airlines)

One-way from

$527
(Delta)

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 Kastrup Copenhagen
Search Deals
One-way flight from Idaho to Kastrup Copenhagen
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 Copenhagen 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 November 3, 2025.
Use the filters below to find and compare flights from Idaho to Copenhagen that are best for you.

Fly from

Idaho

Fly to

Copenhagen

Route

Depart

Return

Price

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Mon 12/8

4:10 pm-5:35 pm

2 stops16h 25m

Kastrup Copenhagen

Wed 12/24

1:10 pm-12:45 pm

2 stops32h 35m

$536

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Mon 12/8

9:25 am-1:00 pm

2 stops18h 35m

Kastrup Copenhagen

Wed 12/24

9:55 am-11:16 pm

2 stops22h 21m

$537

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Tue 12/2

6:00 am-1:10 pm

2 stops22h 10m

Kastrup Copenhagen

Sun 12/7

6:00 am-6:37 pm

2 stops21h 37m

$541

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

7:11 pm-11:05 pm

2 stops19h 54m

Kastrup Copenhagen

Tue 12/9

10:10 am-10:45 pm

2 stops20h 35m

$547

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Wed 12/3

4:10 pm-12:25 pm

2 stops35h 15m

Kastrup Copenhagen

Sun 12/7

6:50 am-11:52 am

2 stops38h 02m

$547

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Wed 12/3

7:10 am-2:40 pm

2 stops22h 30m

Kastrup Copenhagen

Sun 12/7

6:00 am-3:40 pm

2 stops18h 40m

$549

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

3:54 pm-3:25 pm

1 stop15h 31m

Kastrup Copenhagen

Tue 12/9

2:20 pm-10:05 pm

1 stop15h 45m

$562

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Mon 12/8

7:00 am-1:35 pm

2 stops21h 35m

Kastrup Copenhagen

Wed 12/24

7:00 pm-8:58 pm

2 stops34h 58m

$566

SpokaneCopenhagen

GEG - CPH

GEGCPH

Spokane

Wed 12/10

4:10 pm-11:05 pm

2 stops21h 55m

Kastrup Copenhagen

Thu 1/8

12:30 pm-11:39 am

2 stops56h 09m

$574

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 3/18

8:41 am-12:25 pm

2 stops20h 44m

Kastrup Copenhagen

Fri 4/3

12:25 pm-1:30 pm

2 stops33h 05m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 27 results
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Best time to book a flight from Idaho to Copenhagen

Have a flexible travel schedule? Discover the best time to fly to Copenhagen 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 Copenhagen

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

Currently, September is the cheapest month in which you can book a flight from Idaho to Copenhagen (average of $588). Flying from Idaho to Copenhagen 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 CPH?

Find hourly flight availability from Idaho to Copenhagen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 29% on flights from Idaho to Copenhagen by exploring options for tickets in the morning.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Copenhagen from Idaho?

    Kastrup Copenhagen (CPH), located 5.0 mi from the city center, is the airport you fly into when you book flights from Idaho to Copenhagen.

  • How long is the flight from Idaho to Copenhagen?

    There are many flights that can get you from Idaho to Copenhagen in 15h 31m. Fly via United Airlines, Delta, or Scandinavian Airlines to get the fastest option. The distance from Idaho to Copenhagen is about 4959 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Idaho to Copenhagen one-way?

    One-way options have recently been found by users for as low as $527 on Delta. Other airlines that offer cheap prices include United Airlines from $530 and Lufthansa from $623 one-way.

  • What are the most popular routes from Idaho to Copenhagen?

    The most popular flight routes from Idaho to Copenhagen are Boise Air Term. Gowen Fld - Kastrup Copenhagen, Spokane - Kastrup Copenhagen and Jackson Hole - Kastrup Copenhagen.

  • Can I find deals for flights from Idaho to Copenhagen that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Copenhagen 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 Copenhagen?

    Currently, September is the cheapest month in which you can book a flight from Idaho to Copenhagen (average of $588). Flying from Idaho to Copenhagen 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

Traveling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup

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Alternative routes for Idaho to Copenhagen

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Top 3 airlines flying from Idaho to Copenhagen

Discover the top 3 airlines that operate flights from Idaho to Copenhagen. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$590Average$807FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$642Average$1,003FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$665Average$775FlexibilityNo cancel feeOn-time69%

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