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$551+ Cheap flights from Boise (BOI) to Copenhagen (CPH)

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheap flight deals from Boise to Copenhagen

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$551
(Delta)

Popular in

December

Cheapest in

January

Average price

$665
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Kastrup Copenhagen flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Kastrup Copenhagen flights.
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From Boise Air Term. Gowen Fld to Kastrup Copenhagen
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Highest demand for flights based on searches. 9% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($78 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Boise to Copenhagen

Cheapest flights from Boise to Copenhagen
Explore the most affordable flight options available from Boise to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/18. 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.
Thu 12/42:49 pmBOI - CPH
2 stops24h 16mLufthansa
Tue 12/96:50 amCPH - BOI
2 stops19h 17mLufthansa
Deal found 11/18$699
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 11/2810:39 amBOI - CPH
2 stops28h 26mLufthansa
Fri 12/56:00 amCPH - BOI
2 stops20h 07mLufthansa
Deal found 11/19$719
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:17 pmBOI - CPH
2 stops16h 18mUnited Airlines
Fri 12/56:50 amCPH - BOI
2 stops24h 54mUnited Airlines
Deal found 11/17$738
This Ovago deal was found by Cheapflights users on 11/16. 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 Ovago 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 11/16$776
This KLM deal was found by Cheapflights users on 11/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:44 amBOI - CPH
2 stops17h 56mMultiple Airlines
Tue 12/92:20 pmCPH - BOI
1 stop15h 45mMultiple Airlines
Deal found 11/16$1,146
This United Airlines deal was found by Cheapflights users on 11/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1612:16 pmBOI - CPH
2 stops21h 14mUnited Airlines
Mon 12/221:10 pmCPH - BOI
2 stops38h 03mUnited Airlines
Deal found 11/17$1,411
This Air France deal was found by Cheapflights users on 11/19. 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.
Fri 11/2811:10 amBOI - CPH
2 stops17h 50mAir France
Fri 12/52:20 pmCPH - BOI
1 stop15h 45mAir France
Deal found 11/19$1,674

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 19, 2025.
Use the filters below to find and compare flights from Boise to Copenhagen that are best for you.

Fly from

Boise

Fly to

Copenhagen

Route

Depart

Return

Price

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 2/6

9:15 am-5:25 pm

2 stops24h 10m

Kastrup Copenhagen

Tue 2/10

6:00 am-4:17 pm

2 stops18h 17m

$551

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 3/18

10:49 am-12:25 pm

2 stops18h 36m

Kastrup Copenhagen

Fri 4/3

12:25 pm-6:00 pm

2 stops37h 35m

$669

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 3/18

2:00 pm-7:50 pm

2 stops22h 50m

Kastrup Copenhagen

Fri 4/3

9:00 am-10:50 pm

2 stops21h 50m

$678

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

2:49 pm-11:05 pm

2 stops24h 16m

Kastrup Copenhagen

Tue 12/9

6:50 am-6:07 pm

2 stops19h 17m

$699

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 4/30

1:00 pm-3:10 pm

1 stop18h 10m

Kastrup Copenhagen

Mon 5/11

2:15 pm-11:04 pm

1 stop16h 49m

$748

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 4/30

5:22 pm-10:50 am

2 stops33h 28m

Kastrup Copenhagen

Mon 5/11

2:40 pm-11:06 pm

2 stops40h 26m

$765

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

$776

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 4/30

2:00 pm-3:45 pm

2 stops17h 45m

Kastrup Copenhagen

Mon 5/11

1:55 pm-11:29 pm

1 stop17h 34m

$786

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Compare providers for flights from Boise to Copenhagen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Copenhagen in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Copenhagen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Copenhagen flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Copenhagen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Copenhagen

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

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

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

Find hourly flight availability from Boise 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 19, 2025.

One of the essential ways to save on airfare from Boise to Copenhagen is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 46% on airfare.

How much does it cost to fly round-trip from Boise to Copenhagen?

Reviews of airlines servicing Copenhagen

Get insights into the airlines that provide service to Copenhagen. 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 Copenhagen. Reviews last updated November 19, 2025.
Read through reviews of airlines operating flights from Boise to Copenhagen, such as Delta, Scandinavian Airlines, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Scandinavian Airlines
7.4
Good
1,583 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,019 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Delta, United Airlines, and Lufthansa can get you from Boise to Copenhagen in just under 18h 36m. Your travel time can differ by up to 5h 40m. Boise and Copenhagen are separated by a distance of 4959 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boise to Copenhagen round-trip?

    Delta, at $590, was found to be the cheapest airline from Boise to Copenhagen.Alternate airlines to your destination round-trip include Scandinavian Airlines and United Airlines. Delta is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boise to Copenhagen

See prices for flight routes from nearby airports that may be better suited for you.
Spokane to Copenhagen flights
Jackson to Copenhagen flights

Top 3 airlines flying from Boise to Copenhagen

Discover the top 3 airlines that operate flights from Boise 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 19, 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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