CPH - STL

$469 Find Cheap Flights from Copenhagen to St. Louis - Compare and Save

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Everything you should know

Cheapest round-trip
$668
Typical prices: $626-$794
Lufthansa
Tue 11/20Sun 11/25
CPH - STL • 1 stop
Cheapest one-way
$469
Typical prices: $537-$755
KLM
Mon 12/24
CPH - STL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Copenhagen and St. Louis. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travelers who book at least 17 weeks in advance save around 22% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 12% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
New York John F Kennedy Intl (JFK)
Cheapest • Avg $653 (round-trip)
Philadelphia (PHL)
Shortest trip • 12h 53m (one-way)
Insights
Insights
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We hope you love your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

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

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

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

Sun, Nov 22 - Fri, Nov 27
Lufthansa Logo
7:15 am - 1:45 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
13h 30m1 stop Frankfurt am Main
Lufthansa Logo
3:40 pm - 12:00 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
13h 20m1 stop Frankfurt am Main
$671Lufthansa
Sun, Nov 22 - Fri, Nov 27
Lufthansa Logo
7:15 am - 1:45 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
13h 30m1 stop Frankfurt am Main
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
$673Lufthansa
Sun, Nov 22 - Fri, Nov 27
Lufthansa Logo
7:15 am - 9:52 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
21h 37m2 stops Frankfurt am Main Newark
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
$680Lufthansa
Sat, Jan 30 - Wed, Feb 3
United Airlines Logo
7:15 am - 7:28 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
19h 13m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
3:40 pm - 6:25 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
19h 45m1 stop Frankfurt am Main
$713United Airlines
Sat, Jan 30 - Wed, Feb 3
United Airlines Logo
10:05 am - 7:28 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
16h 23m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
3:03 pm - 1:30 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
15h 27m2 stops Chicago O'Hare Intl Frankfurt am Main
$713United Airlines
Sun, Dec 13 - Thu, Dec 31
United Airlines Logo
7:15 am - 7:26 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
19h 11m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
7:18 am - 12:25 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
22h 07m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
$728United Airlines
Tue, Dec 15 - Fri, Jan 1
Delta Logo
6:00 am - 12:05 amCPH  Kastrup Copenhagen-STL Lambert-St Louis
25h 05m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
11:15 am - 12:15 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
18h 00m2 stops Minneapolis St Paul Paris Charles de Gaulle
$734Delta
Sun, Dec 13 - Wed, Dec 30
Air Canada Logo
11:35 am - 10:59 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
42h 24m2 stops Toronto Pearson Intl Chicago O'Hare Intl
Air Canada Logo
9:35 am - 10:20 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
41h 45m2 stops Chicago O'Hare Intl Toronto Pearson Intl
$735Air Canada
Sat, Dec 12 - Thu, Dec 31
Air Canada Logo
11:35 am - 4:31 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
35h 56m2 stops Toronto Pearson Intl Chicago O'Hare Intl
Air Canada Logo
5:05 am - 10:20 amSTL  Lambert-St Louis-CPH Kastrup Copenhagen
22h 15m2 stops Chicago O'Hare Intl Toronto Pearson Intl
$735Air Canada
Tue, Dec 15 - Fri, Jan 1
Lufthansa Logo
2:15 pm - 1:45 pmCPH  Kastrup Copenhagen-STL Lambert-St Louis
30h 30m1 stop Frankfurt am Main
Lufthansa Logo
7:18 am - 1:30 pmSTL  Lambert-St Louis-CPH Kastrup Copenhagen
23h 12m2 stops Chicago O'Hare Intl Frankfurt am Main
$830Lufthansa
Booking Insights

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

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

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

Round-trip flights from Copenhagen to St. Louis typically range from $626 to $794. The lowest price found in the past 5 days was $668, on Lufthansa.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Copenhagen to St. Louis. It’s 7% cheaper than the average day, while Tuesday is the most expensive, with prices 26% higher.

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

•February is the cheapest month to fly from Copenhagen to St. Louis at $616 round-trip.
•June ($841) and August ($760) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 36% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Copenhagen to St. Louis the cheapest?

Flights from Copenhagen to St. Louis are cheapest 17 weeks before departure. Booking in this window typically costs about 22% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Copenhagen to St. Louis flights

Low season

October

Cheapest flight

$469
Beat the crowds with an average 28% drop in travelers.
The most popular month to fly with an average 43% increase in travelers.
One-way flight from Copenhagen to St. Louis

When to book flights from Copenhagen to St. Louis

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

Your Copenhagen to St. Louis flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

    Only Economy Class is available on flights from Copenhagen to St. Louis.

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

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

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

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

    Round-trip flights from Copenhagen to St. Louis range from $626 to $794, with an average of $698 over the past 12 months. Anything below $626 counts as a good deal.

  • How expensive are last-minute Copenhagen to St. Louis flights?

    Last-minute fares on this route (booked within two weeks of departure) run 12% above the $698 route average. Book 17 weeks before departure for the lowest fares.

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

    One-way fares from Copenhagen to St. Louis are currently higher than usual. Average one-way flight prices are about $674, which is 14% above the typical average for this route.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates averaging $78 for economy cars. Top options include:

    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

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

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

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

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

    • Frankfurt am Main (FRA) - 51% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 16% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 9% of one-stop connections
    • Philadelphia (PHL) - 9% of one-stop connections

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

    Yes. Flexible dates can save you up to 26% on flights from Copenhagen to St. Louis. Monday is the cheapest departure day at $655 round-trip on average, while Tuesday is the most expensive at $884, a difference of $229.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Philadelphia (PHL) gives the shortest average 1-stop total travel time at 12h 53m, compared with 13h 30m via Toronto Pearson Intl (YYZ) and 13h 33m via Montreal Pierre Elliott Trudeau Intl (YUL).

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

    St. Louis is 6 hours behind Copenhagen (Central Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

Your guide to booking Copenhagen to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average $655, about $229 less than Tuesday fares (26% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 22% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Copenhagen to St. Louis trip for February. Fares historically average $616 round-trip in that month - typically $225 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.

    • Renaissance St. Louis Airport Hotel
    • Drury Inn & Suites St. Louis Airport
    • DoubleTree by Hilton St. Louis Airport

More options for your flight from Copenhagen to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental

Car rentals in St. Louis
Hotels in St. Louis
Vacations in St. Louis