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$645+ Cheap flights from Copenhagen (CPH) to Idaho

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
CPH — BOI
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Copenhagen to Idaho

Cheapest flights from Copenhagen to Idaho
Explore the most affordable flight options available from Copenhagen to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/206:50 amCPH - BOI
2 stops22h 40mUnited Airlines
Tue 1/62:37 pmBOI - CPH
2 stops34h 43mUnited Airlines
Deal found 12/16$1,029
This British Airways deal was found by Cheapflights users on 12/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:15 amCPH - BOI
2 stops48h 47mBritish Airways
Tue 1/63:45 pmBOI - CPH
2 stops36h 30mBritish Airways
Deal found 12/17$1,941
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Sat 12/2010:35 amCPH - BOI
2 stops58h 02mAmerican Airlines
Tue 1/61:58 pmBOI - CPH
2 stops38h 17mAmerican Airlines
Deal found 12/15$2,675
This Delta deal was found by Cheapflights users on 12/15. 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 12/202:20 pmCPH - BOI
1 stop31h 07mDelta
Tue 1/67:25 amBOI - CPH
1 stop24h 00mDelta
Deal found 12/15$6,820

Find flight deals from Copenhagen to Idaho

Keep the following information in mind while searching for Copenhagen to Idaho flight deals. Data was last updated December 18, 2025.

Round-trip from

$645
(American Airlines)

Popular in

January

Cheapest in

May

Average price

$1,273
From Kastrup Copenhagen to Idaho
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Copenhagen to Idaho 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 December 18, 2025.
Use the filters below to find and compare flights from Copenhagen to Idaho that are best for you.

Fly from

Copenhagen

Fly to

Idaho

Route

Depart

Return

Price

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Thu 2/19

10:30 am-11:34 pm

2 stops21h 04m

Boise Air Term. Gowen Fld

Mon 2/23

7:00 am-2:50 pm

2 stops23h 50m

$645

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Thu 3/19

6:45 am-1:01 pm

2 stops37h 16m

Boise Air Term. Gowen Fld

Mon 6/1

7:27 am-4:55 pm

2 stops25h 28m

$645

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Sat 1/31

8:40 am-7:25 pm

2 stops18h 45m

Boise Air Term. Gowen Fld

Sat 2/7

2:52 pm-5:40 pm

2 stops18h 48m

$646

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Sat 5/23

7:50 am-11:05 pm

2 stops23h 15m

Boise Air Term. Gowen Fld

Sun 5/31

3:47 pm-8:55 pm

2 stops21h 08m

$649

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Wed 5/20

8:50 am-9:07 pm

2 stops20h 17m

Boise Air Term. Gowen Fld

Mon 6/1

11:46 am-1:10 pm

2 stops17h 24m

$659

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Thu 3/19

8:40 am-10:36 pm

2 stops20h 56m

Boise Air Term. Gowen Fld

Mon 6/1

11:46 am-1:10 pm

2 stops17h 24m

$721

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Sat 5/23

1:55 pm-11:29 pm

1 stop17h 34m

Boise Air Term. Gowen Fld

Sun 5/31

3:25 pm-11:45 am

1 stop12h 20m

$845

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Wed 5/20

2:15 pm-11:04 pm

1 stop16h 49m

Boise Air Term. Gowen Fld

Mon 6/1

1:00 pm-3:10 pm

1 stop18h 10m

$937

CopenhagenBoise

CPH - BOI

CPHBOI

Kastrup Copenhagen

Sat 1/31

10:05 am-12:39 pm

3 stops34h 34m

Boise Air Term. Gowen Fld

Sat 2/7

6:10 am-9:20 am

3 stops19h 10m

$995

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Copenhagen to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Copenhagen 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 Copenhagen to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Copenhagen to Idaho. 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 from for flights from Copenhagen to Idaho?

    If you book a flight to Idaho from Copenhagen, you will be flying from Kastrup Copenhagen, which is the city’s only airport. Kastrup Copenhagen (CPH) is located 5.0 mi from the center of Copenhagen.

  • How long is the flight from Copenhagen to Idaho?

    American Airlines can get you from Copenhagen to Idaho in just under 21h 04m. Your travel time can differ by up to . The distance between Copenhagen and Idaho is about 4959 mi.

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

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

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

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

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

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

See more FAQs

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