What are the most popular airlines that fly from St. Louis to Denmark?

When booking a flight from St. Louis to Denmark, you may want to consider flying on American Airlines, Air Canada or British Airways as they are the most popular for this route.

How far in advance should I book a flight from St. Louis to Denmark?

To save on the cost of your flight from St. Louis to Denmark, book at least 23 days before your planned departure. Booking around this time can save you about 57% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $613 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,074.

What is the cheapest month to fly from St. Louis to Denmark?

Our data shows that February tends to be the cheapest month to fly to Denmark from St. Louis. Users have commonly found prices around $853 for the month, but tickets can be as low as $551. Due to multiple factors, prepare for potentially higher prices in December.

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.

$841+ Flights from St. Louis to Denmark

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Cheap flight deals from St. Louis to Denmark

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$729 (Booking.com)
One-way from	$437 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$794

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

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One-way flight from Lambert-St Louis to Denmark

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Highest demand for flights based on searches. 8% potential increase in price ($75 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).

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Average for round-trip flights in April 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 abril 17, 2025.

lun. 8/47:38 pmSTL - CPH

2 stops18h 17mBritish Airways

lun. 8/189:45 pmCPH - STL

2 stops25h 37mBritish Airways

Deal found 4/17

$702

dom. 9/281:30 pmSTL - CPH

1 stop10h 40mUnited Airlines

mar. 10/2112:25 pmCPH - STL

2 stops29h 09mUnited Airlines

Deal found 4/17

$746

lun. 5/192:30 pmSTL - CPH

1 stop13h 20mAir Canada

vie. 5/3012:45 pmCPH - STL

2 stops33h 45mAir Canada

Deal found 4/17

$752

mié. 7/305:31 pmSTL - CPH

2 stops17h 54mMultiple Airlines

mar. 8/1212:45 pmCPH - STL

2 stops30h 42mMultiple Airlines

Deal found 4/17

$761

lun. 6/27:05 amSTL - CPH

2 stops16h 25mDelta

lun. 6/169:00 amCPH - STL

2 stops16h 05mDelta

Deal found 4/17

$859

mié. 7/305:14 pmSTL - CPH

1 stop11h 01mAmerican Airlines

mar. 8/122:00 pmCPH - STL

1 stop13h 13mAmerican Airlines

Deal found 4/17

$868

vie. 7/41:30 pmSTL - CPH

1 stop14h 20mScandinavian Airlines

vie. 7/111:25 pmCPH - STL

1 stop17h 14mScandinavian Airlines

Deal found 4/17

$929

Best flights from St. Louis to Denmark
Discover carefully curated flight deals from St. Louis to Denmark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 17, 2025.

lun. 7/149:15 amSTL - CPH

1 stop18h 35mAir Canada

vie. 7/2512:25 pmCPH - STL

2 stops34h 22mAir Canada

Deal found 4/15

$729

lun. 5/198:00 amSTL - CPH

2 stops19h 50mUnited Airlines

vie. 5/3012:45 pmCPH - STL

2 stops33h 11mUnited Airlines

Deal found 4/16

$757

lun. 6/26:00 amSTL - CPH

2 stops17h 30mDelta

lun. 6/169:00 amCPH - STL

2 stops21h 51mDelta

Deal found 4/15

$859

dom. 6/298:00 amSTL - CPH

2 stops16h 10mMultiple Airlines

dom. 7/2012:45 pmCPH - STL

2 stops38h 15mMultiple Airlines

Deal found 4/15

$881

vie. 7/41:30 pmSTL - CPH

1 stop14h 20mScandinavian Airlines

vie. 7/111:25 pmCPH - STL

1 stop17h 14mScandinavian Airlines

Deal found 4/17

$929

dom. 6/81:24 pmSTL - CPH

1 stop14h 51mBritish Airways

vie. 6/202:00 pmCPH - STL

1 stop13h 19mBritish Airways

Deal found 4/16

$1,063

Last-minute flights from St. Louis to Denmark
Discover last-minute flight deals from St. Louis to Denmark. Data last updated abril 17, 2025 and is based on user searches.

sáb. 4/1912:15 pmSTL - CPH

2 stops16h 30mMultiple Airlines

lun. 4/214:10 pmCPH - STL

2 stops27h 00mMultiple Airlines

Deal found 4/15

$1,110

sáb. 4/194:15 pmSTL - CPH

1 stop11h 35mScandinavian Airlines

lun. 4/211:25 pmCPH - STL

1 stop17h 11mScandinavian Airlines

Deal found 4/15

$1,957

lun. 5/192:30 pmSTL - CPH

1 stop13h 20mAir Canada

vie. 5/3012:45 pmCPH - STL

2 stops33h 45mAir Canada

Deal found 4/17

$752

mar. 5/277:30 amSTL - CPH

3 stops31h 55mMultiple Airlines

sáb. 5/318:15 amCPH - STL

3 stops35h 21mMultiple Airlines

Deal found 4/17

$1,181

One-way flights from St. Louis to Denmark
Search for one-way flight options from St. Louis to Denmark. Find affordable one-way fares based on user searches. Data last updated abril 17, 2025.

jue. 7/245:40 pmSTL - CPH

2 stops57h 20mMultiple Airlines

Deal found 4/17

$437

jue. 7/241:30 pmSTL - CPH

1 stop10h 40mUnited Airlines

Deal found 4/17

$608

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

lun. 8/4

7:38 pm-8:55 pm

2 stops18h 17m

Kastrup Copenhagen

lun. 8/18

9:45 pm-4:22 pm

2 stops25h 37m

$702

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

dom. 9/28

1:30 pm-7:10 am

1 stop10h 40m

Kastrup Copenhagen

mar. 10/21

12:25 pm-10:34 am

2 stops29h 09m

$746

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

lun. 5/19

2:30 pm-10:50 am

1 stop13h 20m

Kastrup Copenhagen

vie. 5/30

12:45 pm-3:30 pm

2 stops33h 45m

$752

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

mié. 7/30

5:31 pm-6:25 pm

2 stops17h 54m

Kastrup Copenhagen

mar. 8/12

12:45 pm-12:27 pm

2 stops30h 42m

$761

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

lun. 6/2

7:05 am-6:30 am

2 stops16h 25m

Kastrup Copenhagen

lun. 6/16

9:00 am-6:05 pm

2 stops16h 05m

$859

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

mié. 7/30

5:14 pm-11:15 am

1 stop11h 01m

Kastrup Copenhagen

mar. 8/12

2:00 pm-8:13 pm

1 stop13h 13m

$868

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

vie. 7/4

1:30 pm-10:50 am

1 stop14h 20m

Kastrup Copenhagen

vie. 7/11

1:25 pm-11:39 pm

1 stop17h 14m

$929

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

jue. 7/24

5:40 pm-10:00 am

2 stops57h 20m

$437

St. LouisCopenhagen

STL - CPH

STLCPH

Lambert-St Louis

jue. 7/24

1:30 pm-7:10 am

1 stop10h 40m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Denmark

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 $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 STL to DK?

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

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

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

Delta

8.0

Very good

7,917 reviews

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

7,917 reviews

Delta

8.0

Very good

7,917 reviews

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

8,667 reviews

Delta

8.0

Very good

7,917 reviews

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

1,335 reviews

Delta

8.0

Very good

7,917 reviews

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 Canada

7.0

Good

9,142 reviews

Delta

8.0

Very good

7,917 reviews

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.

British Airways

6.6

Okay

6,767 reviews

Delta

8.0

Very good

7,917 reviews

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

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 $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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from St. Louis to Denmark

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$469	Average$783	FlexibilityNo cancel fee	On-time70%
Delta	Cheapest$590	Average$857	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$591	Average$946	FlexibilityNo cancel fee	On-time67%
KLM	Cheapest$625	Average$960	FlexibilityNo cancel fee	On-time75%
American Airlines	Cheapest$639	Average$984	FlexibilityNo cancel fee	On-time71%
Lufthansa	Cheapest$662	Average$1,174	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$683	Average$1,208	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$685	Average$893	FlexibilityNo cancel fee	On-time69%

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$437+ Cheap flights from St. Louis (STL) 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Denmark with Cheapflights

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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 abril 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Denmark

Cheapest flights from St. Louis to DenmarkExplore 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 abril 17, 2025.

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 abril 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Denmark that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Denmark

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

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 abril 17, 2025.

Rainfall in Denmark by month

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

Temperature in Denmark by month

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

Reviews of airlines servicing Denmark

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?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Denmark

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from St. Louis to Denmark

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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 abril 17, 2025.