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

American Airlines, Air Canada and British Airways are the most popular airlines when flying from Denmark to St. Louis.

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

Find a great deal and save up to 32% by booking at least 50 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Denmark to St. Louis within the next two weeks, with the cheapest ticket starting at $457.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to St. Louis. Flights to St. Louis from Denmark in September are about $549 on average during September, but can be found for as low as $392.

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

Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Denmark.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Denmark to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$769+ Flights from Denmark to St. Louis

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Cheap flight deals from Denmark to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$464 (Flightsearch)
Popular in	December
Cheapest in	September
Average price	$485

Provider with most accurate pricing for Kastrup Copenhagen-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for Kastrup Copenhagen-Lambert-St Louis flights.

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From Denmark to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($16 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 Denmark to St. Louis

Cheapest flights from Denmark to St. Louis
Explore the most affordable flight options available from Denmark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.

vie. 6/1312:25 pmCPH - STL

2 stops18h 29mMultiple Airlines

mar. 6/175:29 pmSTL - CPH

2 stops22h 51mMultiple Airlines

Deal found 4/25

$464

vie. 6/132:00 pmCPH - STL

1 stop13h 19mBritish Airways

mar. 6/177:47 pmSTL - CPH

2 stops20h 33mBritish Airways

Deal found 4/25

$477

vie. 6/138:50 amCPH - STL

2 stops22h 04mFinnair

mar. 6/1712:28 pmSTL - CPH

2 stops17h 07mFinnair

Deal found 4/25

$480

vie. 6/1312:25 pmCPH - STL

1 stop14h 33mAir Canada

mar. 6/171:30 pmSTL - CPH

1 stop10h 40mAir Canada

Deal found 4/25

$505

sáb. 5/1010:45 amBLL - STL

2 stops16h 13mMultiple Airlines

mié. 5/141:30 pmSTL - BLL

2 stops13h 40mMultiple Airlines

Deal found 4/24

$518

dom. 6/81:25 pmCPH - STL

1 stop15h 09mDelta

dom. 6/155:23 pmSTL - CPH

2 stops16h 42mDelta

Deal found 4/24

$734

dom. 6/82:00 pmCPH - STL

1 stop13h 19mAmerican Airlines

dom. 6/156:20 amSTL - CPH

1 stop21h 55mAmerican Airlines

Deal found 4/24

$1,100

sáb. 5/102:35 pmBLL - STL

1 stop29h 55mLufthansa

mié. 5/143:30 pmSTL - BLL

1 stop11h 40mLufthansa

Deal found 4/24

$1,487

Best flights from Denmark to St. Louis
Discover carefully curated flight deals from Denmark to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 25, 2025.

vie. 6/1312:25 pmCPH - STL

2 stops18h 29mMultiple Airlines

mar. 6/175:29 pmSTL - CPH

2 stops22h 51mMultiple Airlines

Deal found 4/25

$464

vie. 6/132:00 pmCPH - STL

1 stop13h 19mBritish Airways

mar. 6/177:47 pmSTL - CPH

2 stops20h 33mBritish Airways

Deal found 4/25

$477

vie. 6/138:50 amCPH - STL

2 stops22h 04mFinnair

mar. 6/1712:28 pmSTL - CPH

2 stops17h 07mFinnair

Deal found 4/25

$480

vie. 6/1312:25 pmCPH - STL

1 stop14h 33mAir Canada

mar. 6/171:30 pmSTL - CPH

1 stop10h 40mAir Canada

Deal found 4/25

$505

dom. 6/81:25 pmCPH - STL

1 stop15h 09mDelta

dom. 6/155:23 pmSTL - CPH

2 stops16h 42mDelta

Deal found 4/24

$734

sáb. 5/1010:45 amBLL - STL

2 stops16h 13mMultiple Airlines

mié. 5/141:30 pmSTL - BLL

2 stops13h 40mMultiple Airlines

Deal found 4/24

$518

dom. 6/82:00 pmCPH - STL

1 stop13h 19mAmerican Airlines

dom. 6/156:20 amSTL - CPH

1 stop21h 55mAmerican Airlines

Deal found 4/24

$1,100

sáb. 5/102:35 pmBLL - STL

1 stop29h 55mLufthansa

mié. 5/143:30 pmSTL - BLL

1 stop11h 40mLufthansa

Deal found 4/24

$1,487

Last-minute flights from Denmark to St. Louis
Discover last-minute flight deals from Denmark to St. Louis. Data last updated abril 25, 2025 and is based on user searches.

sáb. 5/1010:45 amBLL - STL

2 stops16h 13mMultiple Airlines

mié. 5/141:30 pmSTL - BLL

2 stops13h 40mMultiple Airlines

Deal found 4/24

$518

sáb. 5/102:35 pmBLL - STL

1 stop29h 55mLufthansa

mié. 5/143:30 pmSTL - BLL

1 stop11h 40mLufthansa

Deal found 4/24

$1,487

One-way flights from Denmark to St. Louis
Search for one-way flight options from Denmark to St. Louis. Find affordable one-way fares based on user searches. Data last updated abril 25, 2025.

vie. 6/208:15 amCPH - STL

3 stops35h 21mMultiple Airlines

Deal found 4/25

$518

vie. 6/202:00 pmCPH - STL

1 stop13h 19mBritish Airways

Deal found 4/25

$797

mié. 6/1112:25 pmCPH - STL

1 stop14h 33mAir Canada

Deal found 4/24

$1,339

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/13

12:25 pm-11:54 pm

2 stops18h 29m

Lambert-St Louis

mar. 6/17

5:29 pm-11:20 pm

2 stops22h 51m

$464

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/13

2:00 pm-8:19 pm

1 stop13h 19m

Lambert-St Louis

mar. 6/17

7:47 pm-11:20 pm

2 stops20h 33m

$477

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/13

8:50 am-11:54 pm

2 stops22h 04m

Lambert-St Louis

mar. 6/17

12:28 pm-12:35 pm

2 stops17h 07m

$480

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/13

12:25 pm-7:58 pm

1 stop14h 33m

Lambert-St Louis

mar. 6/17

1:30 pm-7:10 am

1 stop10h 40m

$505

BillundSt. Louis

BLL - STL

BLLSTL

Billund

sáb. 5/10

10:45 am-7:58 pm

2 stops16h 13m

Lambert-St Louis

mié. 5/14

1:30 pm-10:10 am

2 stops13h 40m

$518

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

dom. 6/8

1:25 pm-9:34 pm

1 stop15h 09m

Lambert-St Louis

dom. 6/15

5:23 pm-5:05 pm

2 stops16h 42m

$734

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

dom. 6/8

2:00 pm-8:19 pm

1 stop13h 19m

Lambert-St Louis

dom. 6/15

6:20 am-11:15 am

1 stop21h 55m

$1,100

BillundSt. Louis

BLL - STL

BLLSTL

Billund

sáb. 5/10

2:35 pm-1:30 pm

1 stop29h 55m

Lambert-St Louis

mié. 5/14

3:30 pm-10:10 am

1 stop11h 40m

$1,487

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/20

8:15 am-12:36 pm

3 stops35h 21m

$518

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

vie. 6/20

2:00 pm-8:19 pm

1 stop13h 19m

$797

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 11 results

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

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

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

Currently, August is the cheapest month in which you can book a flight from Denmark to St. Louis (average of $311). Flying from Denmark to St. Louis in March is currently the most expensive (average of $356). 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 DK to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denmark to St. Louis as you normally would.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 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 St. Louis

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,272 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada

7.0

Good

9,207 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Lufthansa

6.7

Okay

7,030 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to St. Louis from Denmark?
Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Denmark.
Can I find deals for flights from Denmark to St. Louis that include hotel bookings?
Yes. In addition to deals on Denmark to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Denmark to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denmark to St. Louis.
Can I find deals for business class flights from Denmark to St. Louis?
Yes. Cheapflights offers flight deals from Denmark to St. Louis 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 Denmark to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Denmark to St. Louis (average of $311). Flying from Denmark to St. Louis in March is currently the most expensive (average of $356). 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

Fenton

Maryland Heights

Fairview Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Glencoe

Alton

Farmington

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Denmark to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$348	Average$517	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$431	Average$588	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$431	Average$618	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$481	Average$628	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$557	Average$601	FlexibilityNo cancel fee	On-time71%

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$464+ Cheap flights from Denmark to St. Louis (STL)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Denmark to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Denmark to St. Louis

Keep the following information in mind while searching for Denmark to St. Louis flight deals. Data was last updated abril 25, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Denmark to St. Louis

Cheapest flights from Denmark to St. LouisExplore the most affordable flight options available from Denmark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.

Explore the most affordable flight options available from Denmark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.

Cheapflights Fare Finder

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

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Denmark with our price prediction graph.

Cheapflights Insights

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

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

What is the cheapest time of day to fly from DK to STL?

Find hourly flight availability from Denmark to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 25, 2025.

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Related info for your journey

Find useful and relevant information for your journey from Denmark to St. Louis. 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 into for flights to St. Louis from Denmark?

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

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

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

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

Traveling to a place near Denmark?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Denmark to St. Louis

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

Top 5 airlines flying from Denmark to St. Louis

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Cheapest flights from Denmark to St. Louis
Explore the most affordable flight options available from Denmark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 25, 2025.