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Denmark

$639+ Cheap flights from St. Louis (STL) to Denmark

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CPH
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from St. Louis to Denmark

Keep the following information in mind while searching for St. Louis to Denmark flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$639
(Flightnetwork)

Popular in

December

Cheapest in

January

Average price

$778
Provider with most accurate pricing for Lambert-St Louis-Kastrup Copenhagen flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Kastrup Copenhagen flights.
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From Lambert-St Louis to Denmark
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from St. Louis to Denmark

Cheapest flights from St. Louis to Denmark
Explore the most affordable flight options available from St. Louis to Denmark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Flightnetwork deal was found by Cheapflights users on 2/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/313:50 pmSTL - CPH
1 stop12h 00mAir Canada
Tue 4/1512:35 pmCPH - STL
2 stops29h 28mAir Canada
Deal found 2/20$639
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/155:35 pmSTL - CPH
2 stops34h 15mUnited Airlines
Tue 4/2212:25 pmCPH - STL
2 stops33h 17mUnited Airlines
Deal found 2/19$651
This Finnair deal was found by Cheapflights users on 2/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:29 pmSTL - CPH
2 stops15h 26mFinnair
Tue 4/157:25 pmCPH - STL
2 stops31h 04mFinnair
Deal found 2/20$663
This Air Canada deal was found by Cheapflights users on 2/19. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/154:44 pmSTL - CPH
2 stops35h 06mMultiple Airlines
Tue 4/2212:50 pmCPH - STL
1 stop32h 59mMultiple Airlines
Deal found 2/19$664
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/910:12 amSTL - CPH
2 stops25h 28mBritish Airways
Mon 3/178:20 pmCPH - STL
2 stops31h 58mBritish Airways
Deal found 2/19$694
This Delta deal was found by Cheapflights users on 2/19. 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.
Mon 5/126:45 amSTL - CPH
2 stops16h 45mDelta
Tue 5/209:00 amCPH - STL
2 stops18h 48mDelta
Deal found 2/19$742
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:33 amSTL - CPH
1 stop21h 42mAmerican Airlines
Sun 8/102:00 pmCPH - STL
1 stop13h 13mAmerican Airlines
Deal found 2/19$927
This Gurufare deal was found by Cheapflights users on 2/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/124:45 pmSTL - CPH
1 stop14h 45mLufthansa
Wed 3/196:50 amCPH - STL
1 stop14h 05mLufthansa
Deal found 2/18$1,100
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/245:36 pmSTL - CPH
2 stops33h 19mTurkish Airlines
Wed 2/266:10 pmCPH - STL
2 stops27h 26mTurkish Airlines
Deal found 2/20$1,574
This Ovago deal was found by Cheapflights users on 2/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2412:52 pmSTL - CPH
1 stop14h 13mScandinavian Airlines
Wed 2/261:00 pmCPH - STL
1 stop17h 36mScandinavian Airlines
Deal found 2/20$2,557

Find flights from St. Louis to Denmark within your budget

Customize your flight search to find flights from St. Louis 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 February 20, 2025.

Fly from

St. Louis

Fly to

Denmark

Route

Depart

Return

Price

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 3/31

3:50 pm-10:50 am

1 stop12h 00m

Kastrup Copenhagen

Tue 4/15

12:35 pm-11:03 am

2 stops29h 28m

$639

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Tue 4/15

5:35 pm-10:50 am

2 stops34h 15m

Kastrup Copenhagen

Tue 4/22

12:25 pm-2:42 pm

2 stops33h 17m

$651

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 3/31

6:29 pm-4:55 pm

2 stops15h 26m

Kastrup Copenhagen

Tue 4/15

7:25 pm-7:29 pm

2 stops31h 04m

$663

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Tue 4/15

4:44 pm-10:50 am

2 stops35h 06m

Kastrup Copenhagen

Tue 4/22

12:50 pm-2:49 pm

1 stop32h 59m

$664

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Sun 3/9

10:12 am-5:40 pm

2 stops25h 28m

Kastrup Copenhagen

Mon 3/17

8:20 pm-10:18 pm

2 stops31h 58m

$694

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 5/12

6:45 am-6:30 am

2 stops16h 45m

Kastrup Copenhagen

Tue 5/20

9:00 am-8:48 pm

2 stops18h 48m

$742

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Wed 3/12

4:45 pm-1:30 pm

1 stop14h 45m

Kastrup Copenhagen

Wed 3/19

6:50 am-2:55 pm

1 stop14h 05m

$1,100

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 2/24

5:36 pm-9:55 am

2 stops33h 19m

Kastrup Copenhagen

Wed 2/26

6:10 pm-2:36 pm

2 stops27h 26m

$1,574

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

Mon 2/24

12:52 pm-10:05 am

1 stop14h 13m

Kastrup Copenhagen

Wed 2/26

1:00 pm-11:36 pm

1 stop17h 36m

$2,557

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Best time to book a flight from St. Louis to Denmark

Have a flexible travel schedule? Discover the best time to fly to Denmark from St. Louis 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.

Travel insights for flights from St. Louis to Denmark

Get recent, data-driven insights about flights from St. Louis to Denmark including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Denmark?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Denmark (average of $523). Flying from St. Louis to Denmark in June is currently the most expensive (average of $989). 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 STL to DK?

Find hourly flight availability from St. Louis 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 February 20, 2025.

When flying from St. Louis 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.

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 February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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.

Turkish Airlines
7.3
Good
3,832 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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.

Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

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 St. Louis to Denmark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Denmark?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Denmark.

  • Can I find deals for flights from St. Louis to Denmark that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Denmark?

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

  • Can I find deals for business class flights from St. Louis to Denmark?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Denmark?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Denmark (average of $523). Flying from St. Louis to Denmark in June is currently the most expensive (average of $989). 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 St. Louis to Denmark

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from St. Louis to Denmark

Discover the top 8 airlines that operate flights from St. Louis 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$488Average$737FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$564Average$1,028FlexibilityNo cancel feeOn-time71%
DeltaCheapest$585Average$787FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$597Average$1,008FlexibilityNo cancel feeOn-time67%
KLMCheapest$638Average$960FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$649Average$876FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$662Average$1,174FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$683Average$1,299FlexibilityNo cancel feeOn-time77%
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