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$346+ Cheap flights from Chicago (CHI) to Denmark

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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CPH
Apr 21 — Apr 281
Mon 4/21
Mon 4/28
1 adult, Economy
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Cheap flight deals from Chicago to Denmark

Keep the following information in mind while searching for Chicago to Denmark flight deals. Data was last updated April 16, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$537
(oojo)

One-way from

$346
(CrystalTravel)

Popular in

June

Cheapest in

February

Average price

$560

Good round-trip deal

$554 or less

Good one-way deal

$356 or less
Provider with most accurate pricing for Chicago (CHI)-Kastrup Copenhagen flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Kastrup Copenhagen flights.
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From Chicago (CHI) to Denmark
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One-way flight from Chicago (CHI) to Denmark
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Highest demand for flights based on searches. 20% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Denmark.
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Price to beat on a one-way flight from Chicago (CHI) to Denmark.
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Find flight deals from Chicago to Denmark

Cheapest flights from Chicago to Denmark
Explore the most affordable flight options available from Chicago to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

This oojo deal was found by Cheapflights users on 4/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:25 pmORD - CPH
1 stop13h 20mIcelandair
Sun 10/194:45 pmCPH - ORD
1 stop11h 30mIcelandair
Deal found 4/15$498
This FlightHub deal was found by Cheapflights users on 4/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:40 amORD - CPH
2 stops17h 10mMultiple Airlines
Mon 11/37:55 pmCPH - ORD
1 stop27h 20mMultiple Airlines
Deal found 4/15$552
This oojo deal was found by Cheapflights users on 4/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/49:15 pmORD - CPH
1 stop11h 20mBritish Airways
Mon 8/189:45 pmCPH - ORD
1 stop21h 05mBritish Airways
Deal found 4/15$563
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:00 amORD - CPH
1 stop16h 30mDelta
Tue 5/209:00 amCPH - ORD
1 stop15h 29mDelta
Deal found 4/16$569
This StudentUniverse deal was found by Cheapflights users on 4/15. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:45 pmORD - CPH
1 stop12h 20mFinnair
Wed 10/296:50 amCPH - ORD
1 stop17h 10mFinnair
Deal found 4/15$571
This Virgin Atlantic deal was found by Cheapflights users on 4/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:31 amORD - CPH
1 stop12h 59mVirgin Atlantic
Tue 5/209:00 amCPH - ORD
2 stops21h 58mVirgin Atlantic
Deal found 4/15$573
This Finnair deal was found by Cheapflights users on 4/15. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:25 pmORD - BLL
2 stops32h 00mFinnair
Wed 5/282:10 pmBLL - ORD
2 stops28h 35mFinnair
Deal found 4/15$576
This American Airlines deal was found by Cheapflights users on 4/15. 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.
Tue 5/68:30 pmORD - CPH
1 stop19h 50mAmerican Airlines
Thu 5/1512:25 pmCPH - ORD
1 stop12h 25mAmerican Airlines
Deal found 4/15$580
This Air France deal was found by Cheapflights users on 4/15. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/55:10 pmORD - CPH
1 stop15h 55mAir France
Fri 5/169:00 amCPH - ORD
1 stop19h 31mAir France
Deal found 4/15$582
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/148:50 pmORD - CPH
1 stop19h 15mTAP AIR PORTUGAL
Thu 8/285:40 pmCPH - ORD
1 stop29h 30mTAP AIR PORTUGAL
Deal found 4/16$583
This Delta deal was found by Cheapflights users on 4/15. 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.
Mon 5/55:10 pmORD - BLL
1 stop16h 15mDelta
Tue 5/276:25 amBLL - ORD
2 stops18h 04mDelta
Deal found 4/15$589
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2010:40 amORD - CPH
2 stops17h 10mAir Canada
Wed 8/2712:25 pmCPH - ORD
2 stops14h 04mAir Canada
Deal found 4/15$592

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Denmark 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 April 16, 2025.
Use the filters below to find and compare flights from Chicago to Denmark that are best for you.

Fly from

Chicago

Fly to

Denmark

Route

Depart

Return

Price

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 10/9

7:25 pm-3:45 pm

1 stop13h 20m

Kastrup Copenhagen

Sun 10/19

4:45 pm-9:15 pm

1 stop11h 30m

$498

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 5/13

10:31 am-6:30 am

1 stop12h 59m

Kastrup Copenhagen

Tue 5/20

9:00 am-5:29 pm

1 stop15h 29m

$561

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Mon 8/4

9:15 pm-3:35 pm

1 stop11h 20m

Kastrup Copenhagen

Mon 8/18

9:45 pm-11:50 am

1 stop21h 05m

$563

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 5/13

7:00 am-6:30 am

1 stop16h 30m

Kastrup Copenhagen

Tue 5/20

9:00 am-5:29 pm

1 stop15h 29m

$569

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 5/13

10:31 am-6:30 am

1 stop12h 59m

Kastrup Copenhagen

Tue 5/20

9:00 am-11:58 pm

2 stops21h 58m

$573

ChicagoBillund

ORD - BLL

ORDBLL

Chicago O'Hare Intl

Tue 5/6

10:25 pm-1:25 pm

2 stops32h 00m

Billund

Wed 5/28

2:10 pm-11:45 am

2 stops28h 35m

$576

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 5/6

8:30 pm-11:20 pm

1 stop19h 50m

Kastrup Copenhagen

Thu 5/15

12:25 pm-5:50 pm

1 stop12h 25m

$580

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Mon 5/5

5:10 pm-4:05 pm

1 stop15h 55m

Kastrup Copenhagen

Fri 5/16

9:00 am-9:31 pm

1 stop19h 31m

$582

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Thu 8/14

8:50 pm-11:05 pm

1 stop19h 15m

Kastrup Copenhagen

Thu 8/28

5:40 pm-4:10 pm

1 stop29h 30m

$583

ChicagoCopenhagen

ORD - CPH

ORDCPH

Chicago O'Hare Intl

Tue 4/29

9:30 pm-4:15 pm

1 stop11h 45m

Kastrup Copenhagen

Tue 5/13

1:15 pm-5:50 pm

1 stop11h 35m

$584

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 44 results
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Best time to book a flight from Chicago to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from Chicago 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 Chicago to Denmark

What is the cheapest month to book a flight from Chicago to Denmark?

Currently, November is the cheapest month in which you can book a flight from Chicago to Denmark (average of $523). Flying from Chicago to Denmark in June is currently the most expensive (average of $953). 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 CHI to DK?

Find hourly flight availability from Chicago to Denmark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

When flying from Chicago to Denmark, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Chicago to Denmark?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Denmark. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to Denmark flight should consider departing on Monday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Denmark by month

Plan your trip to Denmark by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denmark ranges from 0.8 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Denmark when rainfall is around 0.8 in.

Temperature in Denmark by month

Plan your trip to Denmark by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denmark, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Denmark

Get insights into the airlines that provide service to Denmark. 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 Denmark. Reviews last updated April 16, 2025.
Read through reviews of airlines operating flights from Chicago to Denmark, such as Delta, KLM and LOT. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,326 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Overall

8.0

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Chicago to Denmark one-way?

    $346 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from $356 and $405, respectively.

  • What are the most popular routes from Chicago to Denmark?

    The most popular flight routes from Chicago to Denmark are Chicago O'Hare Intl - Kastrup Copenhagen, Chicago Midway - Kastrup Copenhagen and Chicago O'Hare Intl - Billund.

  • What are the cheapest flights from Chicago to Denmark?

    Looking at all options, your cheapest flight can be booked for $222. While the most popular route (Chicago O'Hare Intl - Kastrup Copenhagen) can be booked for $468 on average our data indicates $1,298 when flying from Chicago to Denmark.

  • Can I find deals for flights from Chicago to Denmark that include hotel bookings?

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

  • How can I find direct flights from Chicago to Denmark?

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

  • Can I find deals for business class flights from Chicago to Denmark?

    Yes. Cheapflights offers flight deals from Chicago to Denmark 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 Chicago to Denmark?

    Currently, November is the cheapest month in which you can book a flight from Chicago to Denmark (average of $523). Flying from Chicago to Denmark in June is currently the most expensive (average of $953). 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

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Alternative routes for Chicago to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Denmark

Discover the top 10 airlines that operate flights from Chicago to Denmark. 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 April 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$378Average$627FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$439Average$830FlexibilityNo cancel feeOn-time77%
FinnairCheapest$476Average$691FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$488Average$687FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$498Average$675FlexibilityNo cancel feeOn-time70%
KLMCheapest$501Average$831FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$508Average$677FlexibilityNo cancel feeOn-time69%
SWISSCheapest$509Average$675FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$521Average$644FlexibilityNo cancel feeOn-time67%
DeltaCheapest$570Average$692FlexibilityNo cancel feeOn-timeN/A

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