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$432+ Cheap flights from Boise (BOI) 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$563
(FlightHub)

One-way from

$432
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$595
From Boise Air Term. Gowen Fld to Kastrup Copenhagen
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One-way flight from Boise Air Term. Gowen Fld to Kastrup Copenhagen
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Highest demand for flights based on searches. 11% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($80 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 17, 2025.

This FlightHub deal was found by Cheapflights users on 9/14. 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 stop16h 16mScandinavian Airlines
Deal found 9/14$563
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:00 pmBOI - CPH
1 stop15h 10mScandinavian Airlines
Tue 10/282:20 pmCPH - BOI
1 stop15h 32mScandinavian Airlines
Deal found 9/15$586
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:00 amBOI - CPH
2 stops21h 35mFinnair
Tue 11/48:40 amCPH - BOI
2 stops22h 22mFinnair
Deal found 9/16$593
This KLM deal was found by Cheapflights users on 9/16. 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.
Mon 10/203:00 pmBOI - CPH
1 stop34h 55mMultiple Airlines
Tue 11/46:45 amCPH - BOI
2 stops17h 21mMultiple Airlines
Deal found 9/16$599
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 10/74:46 pmBOI - CPH
2 stops19h 09mDelta
Wed 10/1512:30 pmCPH - BOI
1 stop19h 24mDelta
Deal found 9/15$627
This Scandinavian Airlines deal was found by Cheapflights users on 9/15. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/222:00 pmBOI - CPH
1 stop12h 50mScandinavian Airlines
Fri 10/312:20 pmCPH - BOI
1 stop15h 32mScandinavian Airlines
Deal found 9/15$636
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 12/45:25 pmBOI - CPH
2 stops18h 40mMultiple Airlines
Tue 12/98:40 amCPH - BOI
2 stops21h 45mMultiple Airlines
Deal found 9/14$640
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:20 amBOI - CPH
2 stops18h 30mUnited Airlines
Wed 10/296:50 amCPH - BOI
2 stops18h 19mUnited Airlines
Deal found 9/15$642
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 10/84:46 pmBOI - CPH
2 stops16h 19mDelta
Thu 10/169:00 amCPH - BOI
2 stops23h 08mDelta
Deal found 9/15$647
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:44 pmBOI - CPH
2 stops32h 26mAir Canada
Tue 10/712:45 pmCPH - BOI
2 stops42h 59mAir Canada
Deal found 9/15$654
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:35 pmBOI - CPH
2 stops22h 10mUnited Airlines
Tue 10/146:05 amCPH - BOI
2 stops20h 42mUnited Airlines
Deal found 9/15$658

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 September 17, 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

Thu 12/4

3:54 pm-3:25 pm

1 stop15h 31m

Kastrup Copenhagen

Tue 12/9

2:20 pm-10:36 pm

1 stop16h 16m

$563

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Mon 10/20

4:00 pm-3:10 pm

1 stop15h 10m

Kastrup Copenhagen

Tue 10/28

2:20 pm-10:52 pm

1 stop15h 32m

$586

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 10/22

2:00 pm-10:50 am

1 stop12h 50m

Kastrup Copenhagen

Tue 10/28

2:20 pm-10:52 pm

1 stop15h 32m

$586

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Tue 10/7

4:46 pm-7:55 pm

2 stops19h 09m

Kastrup Copenhagen

Wed 10/15

12:30 pm-11:54 pm

1 stop19h 24m

$627

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Tue 10/7

4:46 pm-7:55 pm

2 stops19h 09m

Kastrup Copenhagen

Thu 10/16

9:00 am-12:08 am

2 stops23h 08m

$631

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

5:25 pm-8:05 pm

2 stops18h 40m

Kastrup Copenhagen

Tue 12/9

8:40 am-10:25 pm

2 stops21h 45m

$640

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 10/8

4:46 pm-5:05 pm

2 stops16h 19m

Kastrup Copenhagen

Wed 10/15

12:30 pm-11:54 pm

1 stop19h 24m

$642

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Tue 10/7

12:35 pm-6:45 pm

2 stops22h 10m

Kastrup Copenhagen

Tue 10/14

6:05 am-6:47 pm

2 stops20h 42m

$658

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 10/8

12:35 pm-4:25 pm

2 stops19h 50m

Kastrup Copenhagen

Tue 10/14

6:05 am-6:47 pm

2 stops20h 42m

$658

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Sat 11/29

6:20 am-12:25 pm

2 stops22h 05m

Kastrup Copenhagen

Fri 12/12

10:10 am-10:45 pm

2 stops20h 35m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 17 results
1
2

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, November is the cheapest month in which you can book a flight from Boise to Copenhagen (average of $523). Flying from Boise to Copenhagen 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 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 September 17, 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 afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 19% on airfare.

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 September 17, 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
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

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!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

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!
Scandinavian Airlines
7.4
Good
1,486 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

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!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

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 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?

    Scandinavian Airlines and Delta can get you from Boise to Copenhagen in just under 15h 31m. Your travel time can differ by up to 3h 38m. 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 38% 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, November is the cheapest month in which you can book a flight from Boise to Copenhagen (average of $523). Flying from Boise to Copenhagen 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

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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$590Average$850FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$675Average$775FlexibilityNo cancel feeOn-time69%

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