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$303+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
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 August 20, 2025.

Round-trip from

$559
(Trip.com)

One-way from

$303
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,052
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. 13% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($79 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 20, 2025.

This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:05 amBOI - CPH
2 stops17h 40mMultiple Airlines
Tue 11/1112:55 pmCPH - BOI
2 stops17h 25mMultiple Airlines
Deal found 8/18$559
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:58 amBOI - CPH
2 stops27h 47mMultiple Airlines
Sat 10/182:05 pmCPH - BOI
2 stops17h 00mMultiple Airlines
Deal found 8/17$572
This SmartFares deal was found by Cheapflights users on 8/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:00 pmBOI - CPH
1 stop15h 25mScandinavian Airlines
Tue 11/112:20 pmCPH - BOI
1 stop16h 44mScandinavian Airlines
Deal found 8/18$655
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 11/284:28 pmBOI - CPH
2 stops17h 07mMultiple Airlines
Fri 12/58:40 amCPH - BOI
2 stops20h 44mMultiple Airlines
Deal found 8/20$700
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:00 amBOI - CPH
2 stops40h 10mUnited Airlines
Mon 9/13:00 pmCPH - BOI
2 stops38h 14mUnited Airlines
Deal found 8/18$708
This Finnair deal was found by Cheapflights users on 8/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:23 amBOI - CPH
2 stops27h 12mFinnair
Tue 12/96:05 amCPH - BOI
2 stops23h 19mFinnair
Deal found 8/17$709
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/16:35 amBOI - CPH
1 stop20h 15mMultiple Airlines
Fri 10/101:10 pmCPH - BOI
1 stop17h 55mMultiple Airlines
Deal found 8/17$717
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:00 amBOI - CPH
1 stop18h 50mMultiple Airlines
Fri 10/101:10 pmCPH - BOI
1 stop17h 55mMultiple Airlines
Deal found 8/18$740
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/105:00 amBOI - CPH
2 stops45h 50mUnited Airlines
Sat 10/1812:50 pmCPH - BOI
2 stops42h 54mUnited Airlines
Deal found 8/17$756
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:25 amBOI - CPH
2 stops17h 05mDelta
Sat 10/259:00 amCPH - BOI
2 stops23h 08mDelta
Deal found 8/19$766
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:45 amBOI - CPH
2 stops22h 30mUnited Airlines
Fri 10/106:05 amCPH - BOI
2 stops25h 39mUnited Airlines
Deal found 8/18$779

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 August 20, 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

Tue 11/4

10:05 am-11:45 am

2 stops17h 40m

Kastrup Copenhagen

Tue 11/11

12:55 pm-10:20 pm

2 stops17h 25m

$559

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 10/10

9:58 am-9:45 pm

2 stops27h 47m

Kastrup Copenhagen

Sat 10/18

2:05 pm-11:05 pm

2 stops17h 00m

$572

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Tue 11/4

4:00 pm-3:25 pm

1 stop15h 25m

Kastrup Copenhagen

Tue 11/11

2:20 pm-11:04 pm

1 stop16h 44m

$655

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 11/28

4:28 pm-5:35 pm

2 stops17h 07m

Kastrup Copenhagen

Fri 12/5

8:40 am-9:24 pm

2 stops20h 44m

$700

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Thu 12/4

7:23 am-6:35 pm

2 stops27h 12m

Kastrup Copenhagen

Tue 12/9

6:05 am-9:24 pm

2 stops23h 19m

$709

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 10/1

6:35 am-10:50 am

1 stop20h 15m

Kastrup Copenhagen

Fri 10/10

1:10 pm-11:05 pm

1 stop17h 55m

$717

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 10/3

8:00 am-10:50 am

1 stop18h 50m

Kastrup Copenhagen

Fri 10/10

1:10 pm-11:05 pm

1 stop17h 55m

$740

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 10/10

5:00 am-10:50 am

2 stops45h 50m

Kastrup Copenhagen

Sat 10/18

12:50 pm-11:44 pm

2 stops42h 54m

$756

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 10/17

5:25 am-6:30 am

2 stops17h 05m

Kastrup Copenhagen

Sat 10/25

9:00 am-12:08 am

2 stops23h 08m

$766

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Sun 10/5

2:25 pm-10:25 am

3 stops60h 00m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

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 $909). 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 August 20, 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 August 20, 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
7,982 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
1,471 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,928 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

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 can get you from Boise to Copenhagen in just under 15h 25m. Your travel time can differ by up to . Boise and Copenhagen are separated by a distance of 4959 mi.

  • 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 39% 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 $909). 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$590Average$850FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$643Average$1,052FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$752Average$830FlexibilityNo cancel feeOn-time69%

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