$668+ Cheap flights from Louisville (SDF) to Copenhagen (CPH)
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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPH
Oct 16 — Oct 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Louisville to Copenhagen with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to Copenhagen
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to CopenhagenExplore the most affordable flight options available from Louisville to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Louisville to Copenhagen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:57 pm -
2 stops18h 03m
Mon 11/28:00 am -
2 stops21h 59m
Deal found 9/11![Delta logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
2 stops27h 10m
Fri 11/611:35 am -
2 stops32h 02m
Deal found 9/15![United Airlines logo]()
$752
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:18 pm -
2 stops33h 47m
Mon 11/27:15 am -
3 stops19h 37m
Deal found 9/11![Multiple Airlines logo]()
$784
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:06 am -
2 stops16h 09m
Mon 10/199:25 am -
2 stops20h 34m
Deal found 9/14![Delta logo]()
$806
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:30 am -
1 stop23h 15m
Mon 10/121:55 pm -
1 stop14h 56m
Deal found 9/13![Delta logo]()
$808
This Flysmarter deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:15 am -
2 stops29h 05m
Mon 10/127:55 pm -
2 stops30h 36m
Deal found 9/13![Multiple Airlines logo]()
$839
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:30 pm -
2 stops40h 50m
Sat 10/172:50 pm -
2 stops34h 34m
Deal found 9/11![United Airlines logo]()
$849
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:04 am -
2 stops19h 46m
Wed 10/76:50 am -
2 stops18h 34m
Deal found 9/15![United Airlines logo]()
$858
Best flights from Louisville to CopenhagenDiscover carefully curated flight deals from Louisville to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Louisville to Copenhagen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:57 pm -
2 stops18h 03m
Mon 11/28:00 am -
2 stops21h 59m
Deal found 9/11![Delta logo]()
$746
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
2 stops27h 10m
Fri 11/611:35 am -
2 stops32h 02m
Deal found 9/15![United Airlines logo]()
$752
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1710:15 am -
3 stops17h 10m
Sat 1/307:15 am -
3 stops19h 17m
Deal found 9/16![Air Canada logo]()
$810
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1712:53 pm -
2 stops19h 47m
Sat 1/309:55 am -
2 stops17h 46m
Deal found 9/14![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/115:57 pm -
2 stops17h 38m
Wed 1/1311:35 am -
2 stops31h 45m
Deal found 9/15![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:06 am -
2 stops16h 09m
Mon 10/199:25 am -
2 stops20h 34m
Deal found 9/14![Delta logo]()
$806
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/277:45 pm -
2 stops39h 45m
Wed 3/311:35 am -
3 stops42h 20m
Deal found 9/13![United Airlines logo]()
$824
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:30 am -
1 stop23h 15m
Mon 10/121:55 pm -
1 stop28h 02m
Deal found 9/12![Delta logo]()
$816
Last-minute flights from Louisville to CopenhagenDiscover last-minute flight deals from Louisville to Copenhagen. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Copenhagen. Data last updated September 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:30 am -
1 stop23h 15m
Mon 10/121:55 pm -
1 stop14h 56m
Deal found 9/13![Delta logo]()
$808
This Flysmarter deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:15 am -
2 stops29h 05m
Mon 10/127:55 pm -
2 stops30h 36m
Deal found 9/13![Multiple Airlines logo]()
$839
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:04 am -
2 stops19h 46m
Wed 10/76:50 am -
2 stops18h 34m
Deal found 9/15![United Airlines logo]()
$858
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:30 pm -
2 stops40h 50m
Sat 10/172:50 pm -
2 stops34h 34m
Deal found 9/11![United Airlines logo]()
$849
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:06 am -
2 stops16h 09m
Mon 10/199:25 am -
2 stops20h 34m
Deal found 9/14![Delta logo]()
$806
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:57 pm -
2 stops18h 03m
Mon 11/28:00 am -
2 stops21h 59m
Deal found 9/11![Delta logo]()
$746
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:18 pm -
2 stops33h 47m
Mon 11/27:15 am -
3 stops19h 37m
Deal found 9/11![Multiple Airlines logo]()
$784
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am -
2 stops27h 10m
Fri 11/611:35 am -
2 stops32h 02m
Deal found 9/15![United Airlines logo]()
$752
One-way flights from Louisville to CopenhagenSearch for one-way flight options from Louisville to Copenhagen. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Louisville to Copenhagen. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
2 stops28h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$668
This KLM deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:29 pm -
1 stop13h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![KLM logo]()
$707
This Justfly.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/279:04 am -
3 stops18h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Air Canada logo]()
$728
Find flight deals from Louisville to Copenhagen
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Copenhagen (CPH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $746 (Delta) |
One-way from | $668 (United Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $1,023 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Copenhagen 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, Cheapflights users made 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Louisville to Copenhagen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 9/27
7:00 am-5:20 pm
2 stops28h 20m
Kastrup Copenhagen
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$668
Quickest round-trip
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 9/27
4:29 pm-11:45 am
1 stop13h 16m
Kastrup Copenhagen
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$707
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 9/27
9:04 am-9:35 am
3 stops18h 31m
Kastrup Copenhagen
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$728
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Mon 10/26
5:57 pm-5:00 pm
2 stops18h 03m
Kastrup Copenhagen
Mon 11/2
8:00 am-11:59 pm
2 stops21h 59m
$746
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Fri 10/30
6:00 am-2:10 pm
2 stops27h 10m
Kastrup Copenhagen
Fri 11/6
11:35 am-1:37 pm
2 stops32h 02m
$752
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 1/17
12:53 pm-2:40 pm
2 stops19h 47m
Kastrup Copenhagen
Sat 1/30
9:55 am-9:41 pm
2 stops17h 46m
$755
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Mon 1/11
5:57 pm-5:35 pm
2 stops17h 38m
Kastrup Copenhagen
Wed 1/13
11:35 am-1:20 pm
2 stops31h 45m
$758
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Mon 10/12
11:06 am-9:15 am
2 stops16h 09m
Kastrup Copenhagen
Mon 10/19
9:25 am-11:59 pm
2 stops20h 34m
$806
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 1/17
10:15 am-9:25 am
3 stops17h 10m
Kastrup Copenhagen
Sat 1/30
7:15 am-8:32 pm
3 stops19h 17m
$810
LouisvilleCopenhagen
SDF Louisville Intl - CPH Kastrup Copenhagen
SDFCPH
Louisville Intl
Sun 9/27
6:30 am-11:45 am
1 stop23h 15m
Kastrup Copenhagen
Mon 10/12
1:55 pm-11:57 am
1 stop28h 02m
$816
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from Louisville to Copenhagen
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Copenhagen in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Copenhagen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Copenhagen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Copenhagen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Copenhagen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Copenhagen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Louisville to Copenhagen
Have a flexible travel schedule? Discover the best time to fly to Copenhagen from Louisville with our price prediction graph.
SDF-CPH
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 Louisville to Copenhagen
Reviews of airlines servicing Copenhagen
Get insights into the airlines that provide service to Copenhagen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Copenhagen. Reviews last updated September 16, 2026.
Read reviews from past customers who have flown Scandinavian Airlines and American Airlines from Louisville to Copenhagen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
6.8
Boarding
7.7
Food
6.8
Overall
7.4
Comfort
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Crew
8.1
Entertainment
6.8
Boarding
7.7
Food
6.8
Overall
7.4
Comfort
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Crew
8.1
Entertainment
6.8
Boarding
7.7
Food
6.8
Overall
7.4
Comfort
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Related info for your journey
Find useful and relevant information for your journey from Louisville to Copenhagen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Copenhagen?
Book flights to Copenhagen if you plan to visit one of these locationsKastrup
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
Complete your trip
Copenhagen flight routes
Flights by cabin class
Other flight options
Other flights from Louisville
Popular flights
Alternative routes for Louisville to Copenhagen
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Copenhagen by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Copenhagen
Explore flights to Copenhagen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Search flights from Louisville to Copenhagen by cabin class
Find flights from Louisville to Copenhagen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Copenhagen flights
Browse other Louisville and Copenhagen flight options. Last updated on September 16, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Louisville to Copenhagen
Discover the top 2 airlines that operate flights from Louisville to Copenhagen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$546 | Average$591 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$708 | Average$1,015 | FlexibilityNo cancel fee | On-time71% |