STL - CPH

$354 Find Cheap Flights from St. Louis to Copenhagen - Compare and Save

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Everything you should know

Cheapest round-trip
$603
Typical prices: $772-$1,085
Air Canada
Fri 10/19Sun 11/4
STL - CPH • 2 stops
Cheapest one-way
$354
Typical prices: $456-$646
Multiple Airlines
Sat 10/6
STL - CPH • 3 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Copenhagen. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 43% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
London Heathrow (LHR)
Cheapest • Avg $701 (round-trip)
Philadelphia (PHL)
Shortest trip • 12h 39m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from St. Louis to Copenhagen (STL-CPH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Mon, Oct 19 - Wed, Nov 4
Air Canada Logo
9:04 am - 10:50 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
18h 46m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Air Canada Logo
11:35 am - 11:24 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
18h 49m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$603Air Canada
Mon, Oct 19 - Wed, Nov 4
Air Canada Logo
2:40 pm - 10:50 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
13h 10m1 stop Toronto Pearson Intl
Air Canada Logo
11:35 am - 11:24 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
18h 49m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$603Air Canada
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
6:50 pm - 10:20 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
32h 30m2 stops Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
11:35 am - 12:10 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
31h 35m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$666United Airlines
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
6:50 pm - 10:20 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
32h 30m2 stops Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
11:35 am - 3:26 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
34h 51m1 stop Toronto Pearson Intl
$679United Airlines
Tue, Oct 27 - Tue, Nov 3
American Airlines Logo
1:06 pm - 2:20 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
19h 14m2 stops Chicago O'Hare Intl London Heathrow
American Airlines Logo
10:30 am - 11:59 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
20h 29m2 stops London Heathrow Chicago O'Hare Intl
$691American Airlines
Tue, Oct 27 - Tue, Nov 3
Multiple Airlines Logo
4:05 pm - 9:05 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
11h 00m1 stop Toronto Pearson Intl
Multiple Airlines Logo
6:45 am - 3:26 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
39h 41m2 stops Zurich Toronto Pearson Intl
$695Multiple Airlines
Wed, Oct 28 - Wed, Nov 4
Multiple Airlines Logo
4:40 pm - 1:30 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
14h 50m1 stop Frankfurt am Main
Multiple Airlines Logo
11:35 am - 3:26 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
34h 51m1 stop Toronto Pearson Intl
$697Multiple Airlines
Sun, Nov 8 - Sat, Nov 14
Lufthansa Logo
6:50 pm - 5:35 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
15h 45m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
12:40 pm - 1:45 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
32h 05m1 stop Frankfurt am Main
$755Lufthansa
Sun, Nov 8 - Sat, Nov 14
Lufthansa Logo
6:50 pm - 5:35 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
15h 45m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
12:40 pm - 1:45 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
32h 05m1 stop Frankfurt am Main
$756Lufthansa
Thu, Dec 31 - Thu, Jan 7
American Airlines Logo
4:32 pm - 5:20 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
17h 48m2 stops Chicago O'Hare Intl London Heathrow
American Airlines Logo
8:55 am - 8:19 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
18h 24m2 stops Helsinki-Vantaa Dallas/Fort Worth
$800American Airlines
Booking Insights

Price, demand and travel trends for St. Louis to Copenhagen flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Copenhagen with more confidence.

How much is a round-trip flight from St. Louis to Copenhagen?

Round-trip flights from St. Louis to Copenhagen start at $603. Prices are below average for this route right now, with typical round-trip fares ranging from $772 to $1,085. The lowest price found in the past 5 days was $603 on Air Canada.

What's the cheapest day of the week to fly from St. Louis to Copenhagen?

Tuesday is the cheapest day of the week to fly from St. Louis to Copenhagen, it is 16% cheaper than the average day. Friday is the most expensive day with flight prices 9% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from St. Louis to Copenhagen at $523 round-trip.
  • June ($1,064) and July ($1,001) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 103% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for St. Louis to Copenhagen flights

Low season

January

Cheapest flight

$354
Best time to beat the crowds with an average 29% drop in price.
Most popular time to fly with an average 9% increase in price.
Flight from St. Louis to Copenhagen

When to book flights from St. Louis to Copenhagen

Are your dates flexible? Find out the best times to travel from St. Louis to Copenhagen based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Copenhagen flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from St. Louis to Copenhagen?

    Flights from St. Louis to Copenhagen usually depart from Lambert-St Louis (STL) and arrive at Kastrup Copenhagen (CPH).

  • What cabin classes can I book on flights from St. Louis to Copenhagen?

    Two cabin classes are available on flights from St. Louis to Copenhagen:

    • Economy Class
    • Premium Economy Class

  • Which airports do connecting flights from St. Louis to Copenhagen pass through?

    One-stop flights from St. Louis to Copenhagen most commonly connect through:

    • Toronto Pearson Intl (YYZ) - 28% of one-stop connections
    • Frankfurt am Main (FRA) - 22% of one-stop connections
    • Philadelphia (PHL) - 18% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 16% of one-stop connections

    Toronto Pearson Intl (YYZ) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from St. Louis to Copenhagen?

    Yes. Being flexible with your travel dates can save you up to 23% on the St. Louis to Copenhagen route. Tuesday is the cheapest departure day at $778 round-trip on average, while Friday is the most expensive at $1,002, a difference of $224. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Copenhagen?

    Some of the most popular sights in Copenhagen are Tivoli, Københavns Hovedbanegård and Amager Square. These are among the most viewed places in Copenhagen on KAYAK.

  • How long is a flight from St. Louis to Copenhagen?

    A nonstop flight from St. Louis to Copenhagen takes 0h 00m, covering 4,511 miles.

  • Do I need a passport to fly from St. Louis to Copenhagen?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from St. Louis to Copenhagen looking right now?

    One-way fares from St. Louis to Copenhagen are currently lower than usual. Average one-way flight prices are about $405, which is 26% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from St. Louis to Copenhagen?

    Flying via Philadelphia (PHL) gives the shortest average 1-stop total travel time at 12h 39m, compared with 13h 41m via Montreal Pierre Elliott Trudeau Intl (YUL) and 13h 46m via Minneapolis St Paul (MSP).

  • What is the time difference between St. Louis and Copenhagen?

    Copenhagen is 7 hours ahead of St. Louis (Central European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Kastrup Copenhagen Airport (CPH)?

    Kastrup Copenhagen Airport (CPH) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:
    • Sixt
    • Alamo
    • Europcar
    • Budget
    • keddy by Europcar

  • How much should I expect to pay for a St. Louis to Copenhagen flight?

    Round-trip flights from St. Louis to Copenhagen range from $772 to $1,085, with an average of $916 over the past 12 months. Anything below $772 counts as a good deal.

Your guide to booking St. Louis to Copenhagen flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Friday. On this route, Tuesday flights average $778 - about $224 less than Friday (22% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Copenhagen trip for February. Fares historically average $523 round-trip in that month - typically $541 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from St. Louis to Copenhagen

Complete your trip to Copenhagen with a hotel stay or car rental

Car rentals in Copenhagen
Hotels in Copenhagen
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