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$448+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — CPH
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheap 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 July 1, 2026.

This Delta deal was found by Cheapflights users on 6/29. 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 8/265:59 pm
BOI
-
CPH
2 stops19h 36m
Delta
Tue 12/86:00 am
CPH
-
BOI
2 stops17h 30m
Delta
Deal found 6/29$858
This Iberia deal was found by Cheapflights users on 6/26. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:19 pm
BOI
-
CPH
2 stops16h 51m
Multiple Airlines
Tue 12/88:55 am
CPH
-
BOI
2 stops21h 08m
Multiple Airlines
Deal found 6/26$859
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/145:44 pm
BOI
-
CPH
2 stops56h 51m
United Airlines
Tue 12/2210:05 am
CPH
-
BOI
2 stops21h 54m
United Airlines
Deal found 6/29$874
This Delta deal was found by Cheapflights users on 6/29. 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 8/145:30 am
BOI
-
CPH
1 stop22h 15m
Delta
Tue 12/226:45 am
CPH
-
BOI
2 stops25h 09m
Delta
Deal found 6/29$919
This Air Canada deal was found by Cheapflights users on 6/28. 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.
Wed 8/266:30 am
BOI
-
CPH
3 stops20h 20m
Air Canada
Tue 12/87:10 am
CPH
-
BOI
3 stops23h 56m
Air Canada
Deal found 6/28$932
This oojo deal was found by Cheapflights users on 6/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:35 am
BOI
-
CPH
1 stop15h 35m
Scandinavian Airlines
Tue 8/41:05 pm
CPH
-
BOI
1 stop13h 43m
Scandinavian Airlines
Deal found 6/29$999

Find 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 July 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$858
(Delta)

One-way from

$448
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,162
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 Boise Air Term. Gowen Fld to Kastrup Copenhagen
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Kastrup Copenhagen
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($383 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 18% potential price decrease ($165 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 July 1, 2026.
Use the filters below to find and compare flights from Boise to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 8/26

5:59 pm-9:35 pm

2 stops19h 36m

Kastrup Copenhagen

Tue 12/8

6:00 am-3:30 pm

2 stops17h 30m

$858

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 8/26

3:19 pm-4:10 pm

2 stops16h 51m

Kastrup Copenhagen

Tue 12/8

8:55 am-10:03 pm

2 stops21h 08m

$859

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Fri 8/14

5:44 pm-10:35 am

2 stops56h 51m

Kastrup Copenhagen

Tue 12/22

10:05 am-11:59 pm

2 stops21h 54m

$874
Cheapest one-way
Quickest one-way

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Mon 8/3

8:47 pm-9:45 pm

2 stops16h 58m

$448

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 9/2

6:44 am-6:40 pm

2 stops27h 56m

$2,857

BoiseCopenhagen

BOI - CPH

BOICPH

Boise Air Term. Gowen Fld

Wed 9/2

1:59 pm-10:15 am

1 stop36h 16m

$8,506

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Sorted by cheapest first

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 July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 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 FlightHub the most. FlightHub 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, February is the cheapest month in which you can book a flight from Boise to Copenhagen (average of $546). Flying from Boise to Copenhagen in December is currently the most expensive (average of $2,876). 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.

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 July 1, 2026.
Read through reviews of airlines operating flights from Boise to Copenhagen, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,452 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,452 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,909 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 and United Airlines can get you from Boise to Copenhagen in just under 19h 36m. Your travel time can differ by up to 37h 15m. 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 $546, was found to be the cheapest airline from Boise to Copenhagen. An alternate airline flying to your destination would be United Airlines. Delta is priced at 48% 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, February is the cheapest month in which you can book a flight from Boise to Copenhagen (average of $546). Flying from Boise to Copenhagen in December is currently the most expensive (average of $2,876). 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

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

Top 2 airlines flying from Boise to Copenhagen

Discover the top 2 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$546Average$747FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$621Average$691FlexibilityNo cancel feeOn-time69%

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