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Cheap flights from Denmark to St. Louis from $456

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Denmark to St. Louis departing on 11/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Denmark to St. Louis

Recent round-trip flight deals from Denmark to St. Louis

Air Canada Logo
2:25 pm - 3:29 pmCPH-STL
32h 04m2 stops
Air Canada Logo
4:05 pm - 9:15 amSTL-CPH
34h 10m2 stops
$456Air Canada
Find Deal
Do, Nov 6 - Sa, Nov 15
Air Canada Logo
7:00 am - 3:29 pmCPH-STL
38h 29m2 stops
Air Canada Logo
4:05 pm - 9:15 amSTL-CPH
34h 10m2 stops
$468Air Canada
Find Deal
Fr, Okt 31 - Sa, Nov 8
Air Canada Logo
6:50 am - 8:00 pmCPH-STL
20h 10m2 stops
Air Canada Logo
1:30 pm - 7:10 amSTL-CPH
10h 40m1 stop
$470Air Canada
Find Deal
So, Aug 31 - Sa, Sep 6
Logo
6:05 am - 1:30 pmCPH-STL
14h 25m1 stop
Logo
1:30 pm - 7:10 amSTL-CPH
10h 40m1 stop
$483
Find Deal
So, Aug 31 - Sa, Sep 6
Lufthansa Logo
6:55 am - 2:55 pmCPH-STL
14h 00m1 stop
Lufthansa Logo
1:10 pm - 1:25 pmSTL-CPH
17h 15m2 stops
$486Lufthansa
Find Deal
Fr, Okt 31 - Sa, Nov 8
Logo
6:05 am - 1:30 pmCPH-STL
14h 25m1 stop
Logo
1:30 pm - 7:10 amSTL-CPH
10h 40m1 stop
$489
Find Deal
So, Aug 31 - Sa, Sep 6
Lufthansa Logo
10:35 am - 11:42 pmBLL-STL
20h 07m2 stops
Lufthansa Logo
1:00 pm - 9:40 amSTL-BLL
13h 40m2 stops
$502Lufthansa
Find Deal
Do, Dez 4 - Mo, Dez 8
American Airlines Logo
6:45 am - 9:47 pmCPH-STL
22h 02m2 stops
American Airlines Logo
4:08 pm - 4:10 pmSTL-CPH
17h 02m2 stops
$511American Airlines
Find Deal
Do, Dez 4 - Mo, Dez 8
American Airlines Logo
6:45 am - 6:15 pmCPH-STL
18h 30m2 stops
American Airlines Logo
5:55 pm - 5:25 pmSTL-CPH
16h 30m2 stops
$514American Airlines
Find Deal
Do, Dez 4 - Mo, Dez 8
United Airlines Logo
6:10 am - 1:30 pmCPH-STL
14h 20m1 stop
United Airlines Logo
4:05 pm - 10:50 amSTL-CPH
11h 45m1 stop
$691United Airlines
Find Deal
Mi, Okt 1 - Mi, Okt 8

Air Canada flights from Denmark to St. Louis

Our best Air Canada deals on Denmark to St. Louis flight tickets
Air Canada
Nov 6
CPH2:25 pmKastrup Copenhagen
32h 04m
2 stops
STL3:29 pmLambert-St Louis
Nov 15
STL4:05 pmLambert-St Louis
34h 10m
2 stops
CPH9:15 amKastrup Copenhagen
$456
Find similar
Air Canada
Oct 31
CPH7:00 amKastrup Copenhagen
38h 29m
2 stops
STL3:29 pmLambert-St Louis
Nov 8
STL4:05 pmLambert-St Louis
34h 10m
2 stops
CPH9:15 amKastrup Copenhagen
$468
Find similar
Air Canada
Aug 31
CPH6:50 amKastrup Copenhagen
20h 10m
2 stops
STL8:00 pmLambert-St Louis
Sep 6
STL1:30 pmLambert-St Louis
10h 40m
1 stop
CPH7:10 amKastrup Copenhagen
$470
Find similar

Lufthansa flights from Denmark to St. Louis

Our best Lufthansa deals on Denmark to St. Louis flight tickets
Lufthansa
Oct 31
CPH6:55 amKastrup Copenhagen
14h 00m
1 stop
STL2:55 pmLambert-St Louis
Nov 8
STL1:10 pmLambert-St Louis
17h 15m
2 stops
CPH1:25 pmKastrup Copenhagen
$486
Find similar
Lufthansa
Dec 4
BLL10:35 amBillund
20h 07m
2 stops
STL11:42 pmLambert-St Louis
Dec 8
STL1:00 pmLambert-St Louis
13h 40m
2 stops
BLL9:40 amBillund
$502
Find similar
Lufthansa
Dec 4
BLL6:35 amBillund
24h 07m
2 stops
STL11:42 pmLambert-St Louis
Dec 8
STL1:00 pmLambert-St Louis
13h 40m
2 stops
BLL9:40 amBillund
$504
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denmark to St. Louis 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, momondo users made 832,500 searches. Data last updated August 5, 2025.
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

Do 11/6

2:25 pm-3:29 pm

2 stops32h 04m

Lambert-St Louis

Sa 11/15

4:05 pm-9:15 am

2 stops34h 10m

$456

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Fr 10/31

7:00 am-3:29 pm

2 stops38h 29m

Lambert-St Louis

Sa 11/8

4:05 pm-9:15 am

2 stops34h 10m

$468

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

So 8/31

6:50 am-8:00 pm

2 stops20h 10m

Lambert-St Louis

Sa 9/6

1:30 pm-7:10 am

1 stop10h 40m

$470

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

So 8/31

6:05 am-1:30 pm

1 stop14h 25m

Lambert-St Louis

Sa 9/6

1:30 pm-7:10 am

1 stop10h 40m

$483

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Fr 10/31

6:55 am-2:55 pm

1 stop14h 00m

Lambert-St Louis

Sa 11/8

1:10 pm-1:25 pm

2 stops17h 15m

$486

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

So 8/31

6:05 am-1:30 pm

1 stop14h 25m

Lambert-St Louis

Sa 9/6

1:30 pm-7:10 am

1 stop10h 40m

$489

BillundSt. Louis

BLL - STL

BLLSTL

Billund

Do 12/4

10:35 am-11:42 pm

2 stops20h 07m

Lambert-St Louis

Mo 12/8

1:00 pm-9:40 am

2 stops13h 40m

$502

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Do 12/4

6:45 am-9:47 pm

2 stops22h 02m

Lambert-St Louis

Mo 12/8

4:08 pm-4:10 pm

2 stops17h 02m

$511

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Do 12/4

6:45 am-6:15 pm

2 stops18h 30m

Lambert-St Louis

Mo 12/8

5:55 pm-5:25 pm

2 stops16h 30m

$514

CopenhagenSt. Louis

CPH - STL

CPHSTL

Kastrup Copenhagen

Mi 10/1

6:10 am-1:30 pm

1 stop14h 20m

Lambert-St Louis

Mi 10/8

4:05 pm-10:50 am

1 stop11h 45m

$691

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Denmark to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, April is the cheapest month to fly from Denmark to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $481. The month of January is another great option to travel to St. Louis, with average flight prices from Denmark averaging around $486.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Sunday when prices can be found for as low as $431. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $740. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Denmark in the morning is the least expensive time of day to depart. momondo users have found prices as low as $577 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $601 per ticket.

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

You are more likely to see cheaper flights to St. Louis from Denmark when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $548 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Denmark for as low as $441 on momondo.

Can stopping save me money on Denmark to St. Louis flights?

You could potentially save up to 21% on your flight if you consider stops on a Denmark to St. Louis flight.

Cheap Denmark to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denmark to St. Louis

Best Price Found

$499

Fastest flight time

14h 00m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Denmark in the past 72 hours is $499. The best round-trip flight deal from Denmark to St. Louis found on momondo in the last 72 hours is $456.
The fastest flight from Denmark to St. Louis takes 14h 00m
There are no direct flights from Denmark to St. Louis. Popular non-direct routes for this connection are Kastrup Copenhagen Airport - Lambert-St Louis Airport and Billund Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • When did momondo last update prices for flights from Denmark to Lambert-St Louis Airport?

    Prices for flights from Denmark to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denmark to Lambert-St Louis Airport?

  • How old do you have to be to fly from Denmark to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denmark to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Denmark to St. Louis

Compare and see reviews for airlines that fly from Denmark to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $461Free CancellationRating
7.1
9,879 reviews
Search Air Canada flights
United AirlinesPriceFrom $482Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
Fenton
O'Fallon
Collinsville
Alton
Wentzville
St. Peters
Farmington
Festus
Glencoe
Eureka
Edwardsville
Clayton
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Denmark to St. Louis?

Finding the right flight to St. Louis from Denmark is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

Can I find flights from Denmark to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Denmark to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Denmark to St. Louis?

momondo helps you find the best flight between Denmark and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Denmark to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Denmark are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your St. Louis trip

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