Direct flights Copenhagen to United States:

Copenhagen to Washington
Copenhagen to Chicago
Copenhagen to New York
Copenhagen to San Francisco

Flights Copenhagen to United States with 1 stopover:

Flights via Dusseldorf International (DUS), Germany
From Copenhagen (CPH), Denmark with Air Berlin
OR
From Copenhagen (CPH), Denmark with Lufthansa
Transfer at Dusseldorf International (DUS), Germany Then on to Miami International (MIA), United States with Air Berlin
OR
Then on to San Francisco International (SFO), San Francisco International with Air Berlin
OR
Then on to Miami International (MIA), United States with Lufthansa
OR
Then on to New York John F Kennedy (JFK), United States with Air Berlin
OR
Then on to Las Vegas Mccarran (LAS), United States with Air Berlin
OR
Then on to Los Angeles International (LAX), United States with Air Berlin
OR
Then on to New York Newark (EWR), United States with Lufthansa
OR
Then on to Chicago O’Hare International (ORD),United States with Lufthansa
Flights via New York Newark (EWR), United States
From Copenhagen (CPH), Denmark with SAS Transfer at New York Newark (EWR), United States Then on to Miami International (MIA), United States with SAS
OR
Then on to Las Vegas Mccarran (LAS), United States with SAS
OR
Then on to Seattle / Tacoma International (SEA), United States with SAS
OR
Then on to Washington Dulles (IAD), United States with SAS
OR
Then on to Denver International (DEN), United States with SAS
OR
Then on to Los Angeles International (LAX), United States with SAS
OR
Then on to Boston Logan International (BOS), United States with SAS
OR
Then on to Phoenix Sky Harbor (PHX), United States with SAS
Flights via Frankfurt am Main (FRA), Germany
From Copenhagen (CPH), Denmark with SAS
OR
From Copenhagen (CPH), Denmark with  Lufthansa
OR
From Copenhagen (CPH), Denmark with US Airways
Transfer at Frankfurt am Main (FRA), Germany Then on to Miami International (MIA), United States with SAS
OR
Then on to New York John F Kennedy (JFK), United States with Lufthansa
OR
Then on to Miami International (MIA), United States with Lufthansa
OR
Then on to Miami International (MIA), United States with US Airways
OR
Then on to Seattle / Tacoma International (SEA), United States with Lufthansa
OR
Then on to Washington Dulles (IAD), United States with Lufthansa
OR
Then on to Denver International (DEN), United States with SAS
OR
Then on to Denver International (DEN), United States with Lufthansa
OR
Then on to Los Angeles International (LAX), United States with SAS
OR
Then on to Los Angeles International (LAX), United States with US Airways
OR
Then on to Los Angeles International (LAX), United States with Lufthansa
OR
Then on to New York Newark (EWR), United States with Lufthansa
OR
Then on to Boston Logan International (BOS), United States with Lufthansa
OR
Then on to Chicago O’Hare International (ORD), United States with Lufthansa
OR
Then on to Chicago O’Hare International (ORD), United States with US Airways
Flights via Paris Charles de Gaulle (CDG), France
From Copenhagen (CPH), Denmark with Air France
OR
From Copenhagen (CPH),Denmark with Delta
Transfer at Paris Charles de Gaulle (CDG), France Then on to Miami International (MIA), United States with Air France
OR
Then on to New York John F Kennedy (JFK), United States with Air France
OR
Then on to Boston Logan International (BOS), United States with Air France
OR
Then on to Washington Dulles (IAD), United States wih Air France
OR
Then on to New York John F Kennedy (JFK), United States with Delta
OR
Then on to Seattle / Tacoma International (SEA), United States with Air France
OR
Then on to Seattle / Tacoma International (SEA), United States with Delta
OR
Then on to Los Angeles International (LAX), United States with Air France
OR
Then on to Los Angeles International (LAX), United States with Delta
OR
Then on to Boston Logan International (BOS), United States with Air Delta
OR
Then on to Chicago O’Hare International (ORD), United States with Air France
OR
Then on to Chicago O’Hare International (ORD), United States with Delta
Flights via London Heathrow (LHR), UK
From Copenhagen (CPH), Denmark with British Airways
OR
From Copenhagen (CPH), Denmark with American Airlines
OR
From Copenhagen (CPH), Denmark with Royal Jordanian
OR
From Copenhagen (CPH), Denmark with SAS
OR
From Copenhagen (CPH), Denmark with bmi
Transfer at London Heathrow (LHR), UK Then on to Miami International (MIA), United States with British Airways
OR
Then on to New York John F Kennedy (JFK), United States with British Airways
OR
Then on to New York Newark (EWR), United States with British Airways
OR
Then on to Washington Dulles (IAD),United States with British Airways
OR
Then on to New York John F Kennedy (JFK), United States with American Airlines
OR
Then on to New York John F Kennedy (JFK), United States with Royal Jordanian
OR
Then on to Las Vegas Mccarran (LAS), United States with British Airways
OR
Then on to Miami International (MIA), United States with American Airlines
OR
Then on to Baltimore Balt / Wash (BWI), United States with British Airways
OR
Then on to Seattle / Tacoma International (SEA), United States with British Airways
OR
Then on to Denver International (DEN), Uinted States with British Airways
OR
Then on to Los Angeles International (LAX), United States with British Airways
OR
Then on to Los Angeles International (LAX), United States with SAS
OR
Then on to Los Angeles International (LAX), United States with American Airlines
OR
Then on to Los Angeles International (LAX), United States with bmi
OR
Then on to Boston Logan International (BOS), United States with British Airways
OR
Then on to Boston Logan International (BOS), United States with bmi
OR
Then on to Boston Logan International (BOS), United States with Royal Jordanian
OR
Then on to Boston Logan International (BOS), United States with American Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with British Airways
OR
Then on to Chicago O’Hare International (ORD), United States with bmi
OR
Then on to Chicago O’Hare International (ORD), United States with American Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with Royal Jordanian
OR
Then on to Phoenix Sky Harbor (PHX), United States with British Airways
OR
Then on to San Diego Lindberg Fld S.Diego (SAN), United States with British Airways
Flights via Madrid (MAD), Spain
From Copenhagen (CPH), Denmark with Iberia
OR
From Copenhagen (CPH), Denmark with American Airlines
Transfer at Madrid (MAD), Spain Then on to Miami International (MIA), United States with Iberia
OR
Then on to New York John F Kennedy (JFK), United States with Iberia
OR
Then on to New York John F Kennedy (JFK), United States with American Airlines
OR
Then on to Miami International (MIA), United States with American Airlines
OR
Then on to Los Angeles International (LAX), United States with American Airlines
OR
Then on to Los Angeles International (LAX), United States with Iberia
OR
Then on to Boston Logan International (BOS), United States with Iberia
OR
Then on to Boston Logan International (BOS), United States with American Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with Iberia
OR
Then on to Chicago O’Hare International (ORD), United States with American Airlines
Flights via Toronto Pearson International (YYZ), Canada
From Copenhagen (CPH), Denmark with Air Canada
OR
From Copenhagen (CPH), Denmark with Lufthansa
Transfer at Toronto Pearson International (YYZ), Canada Then on to Miami International (MIA),United States with Air Canada
OR
Then on to New York John F Kennedy (JFK),United States with Air Canada
OR
Then on to Los Angeles International (LAX),United States with Air Canada
OR
Then on to Washington Dulles (IAD), United States with Air Canada
OR
Then on to Washington Ronald Reagan (DCA), United States with Air Canada
OR
Then on to New York Newark (EWR),United States with Air Canada
OR
Then on to Chicago O’Hare International (ORD), United States with Air Canada
OR
Then on to Baltimore Balt / Wash (BWI), United States with Air Canada
OR
Then on to New York La Guardia (LGA), United States with Air Canada
OR
Then on to Las Vegas Mccarran (LAS), United States with Air Canada
OR
Then on to Seattle / Tacoma International (SEA), United States with Air Canada
OR
Then on to Denver International (DEN), United States with Air Canada
OR
Then on to Boston Logan International (BOS), United States with Air Canada
OR
Then on to Boston Logan International (BOS), United States with Lufthansa
OR
Then on  to Phoenix Sky Harbor (PHX), United States with Air Canada
OR
Then on to San Diego Lindberg Fld S.Diego (SAN), United States with Air Canada
Flights via Zurich (ZRH), Switzerland
From Copenhagen (CPH), Denmark with Swiss
OR
From Copenhagen (CPH), Denmark with SAS
Transfer at Zurich (ZRH), Switzerland Then on to Miami International (MIA), United States with Swiss
OR
Then on to Washington Dulles (IAD), United States with Swiss
OR
Then on to San Francisco International (SFO), United States with Swiss
OR
Then on to New York John F Kennedy (JFK), United States with Swiss
OR
Then on to Washington Dulles (IAD), United States with SAS
OR
Then on to Los Angeles International (LAX), United States with Swiss
OR
Then on to New York Newark (EWR), United States with Swiss
OR
Then on to Boston Logan International (BOS), United States with Swiss
OR
Then on to Chicago O’Hare International (ORD), United States with Swiss
Flights via Moscow Sheremetyevo (SVO), Russia
From Copenhagen (CPH), Denmark with Aeroflot Transfer at Moscow Sheremetyevo (SVO), Russia Then on to New York John F Kennedy (JFK), United States with Aeroflot
OR
Then on to Los Angeles International (LAX), United States with Aeroflot
OR
Then on to Miami International (MIA), United States with Aeroflot
OR
Then on to Washington Dulles (IAD), United States with Aeroflot
Flights via Reykjavik Keflavik (KEF), Iceland
From Copenhagen (CPH), Denmark with Icelandair Transfer at  Reykjavik Keflavik (KEF), Iceland Then on to New York John F Kennedy (JFK), United States with Icelandair
OR
Then on to Washington Dulles (IAD), United States with Icelandair
OR
Then on to Seattle / Tacoma International (SEA), United States with Icelandair
OR
Then on to Denver International (DEN), Unied States with Icelandair
OR
Then on to Boston Logan International (BOS), United  States with Icelandair
Flights via Istanbul Ataturk (IST), Turkey
From Copenhagen (CPH), Denmark with Turkish Airlines Transfer at Istanbul Ataturk (IST), Turkey Then on to New York John F Kennedy (JFK), United States with Turkish Airlines
OR
Then on to Los Angeles International (LAX), United States with Turkish Airlines
OR
Then on to Washington Dulles (IAD), United States with Turkish Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with Turkish Airlines
Flights via Geneva (GVA), Switzerland
From Copenhagen (CPH), Denmark with Swiss Transfer at Geneva (GVA), Switzerland Then on to New York John F Kennedy (JFK), United States with Swiss
Flights via Amsterdam (AMS), Netherlands
From Copenhagen (CPH), Denmark with Delta
OR
From Copenhagen (CPH), Denmark with KLM
OR
From Copenhagen (CPH), Denmark with Air Canada
OR
From Copenhagen (CPH), Denmark with SAS
Transfer at Amsterdam Schiphol (AMS), Netherlands Then on to New York John F Kennedy (JFK), United States with Delta
OR
Then on to New York John F Kennedy (JFK), United States with KLM
OR
Then on to New York Newark (EWR), United States with KLM
OR
Then on to Atlanta Hartsfield-Jackson (ATL), United States with KLM
OR
Then on to Washington Dulles (IAD), United States with KLM
OR
Then on to San Francisco International (SFO), United States with KLM
OR
Then on to Seattle / Tacoma International (SEA),United States with KLM
OR
Then on to Seattle / Tacoma International (SEA), United States with Delta
OR
Then on to Washington Dulles (IAD), United States with Delta
OR
Then on to Washington Dulles (IAD), United States with Air Canada
OR
Then on to Los Angeles International (LAX), United States with KLM
OR
Then on to Los Angeles International (LAX), United States with Delta
OR
Then on to New York Newark (EWR), United States with Air Canada
OR
Then on to New York Newark (EWR), United States with Delta
OR
Then on to Boston Logan International (BOS), United States with KLM
OR
Then on to Boston Logan International (BOS), United States with Delta
OR
Then on to Chicago O’Hare International (ORD), United States with KLM
OR
Then on to Chicago O’Hare International (ORD), United States with SAS
OR
Then on to Chicago O’Hare International (ORD), United States with Air Canada
Flights via Helsinki Vantaa (HEL), Finland
From Copenhagen (CPH), Denmark with Finnair
OR
From Copenhagen (CPH), Denmark with American Airlines
Transfer at Helsinki Vantaa (HEL), Finland Then on to New York John F Kennedy (JFK), United States with Finnair
OR
Then on to New York John F Kennedy (JFK), United States with American Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with Finnair
OR
Then on to Chicago O’Hare International (ORD), United States with American Airlines
Flights via Berlin Tegel (TXL), Germany
From Copenhagen (CPH), Denmark with Air Berlin
OR
From Copenhagen (CPH), Denmark with Lufthansa
Transfer at Berlin Tegel (TXL), Germany Then on to Los Angeles International (LAX), United States with Air Berlin
OR
Then on to Miami International (MIA), United States with Air Berlin
OR
Then on to New York John F Kennedy (JFK), United States with Air Berlin
OR
Then on to New York Newark (EWR), United States with Lufthansa
Flights via Chicago O’Hare International (ORD), Illinois
From Copenhagen (CPH), Denmark with SAS Transfer at  Chicago O’Hare International (ORD), Illinois Then on to Los Angeles International (LAX), United States with SAS
OR
Then on to Washington Dulles (IAD), United States with SAS
OR
Then on to San Francisco International (SFO), United States wih SAS
OR
Then on to Las Vegas Mccarran (LAS), United States with SAS
OR
Then on to Santa Ana John Wayne (SNA), United States with SAS
OR
Then on to Miami International (MIA), United States with SAS
OR
Then on to Seattle / Tacoma International (SEA),Unied States with SAS
OR
Then on to Denver International (DEN), United States with SAS
OR
Then on to Boston Logan International (BOS), United States with SAS
OR
Then on to Washington Ronald Reagan (DCA), United States with SAS
OR
Then on to Phoenix Sky Harbor (PHX), United States with SAS
Flights via Warsaw (WAW), Poland
From Copenhagen (CPH), Denmark with LOT Transfer at Warszawa (WAW), Poland Then on to New York Newark (EWR), United States with LOT
OR
Then on to New York John F Kennedy (JFK), United States with LOT
OR
Then on to Chicago O’Hare International (ORD), United States with LOT
Flights via Stockholm Arlanda (ARN), Sweden
From Copenhagen (CPH), Denmark with SAS Transfer at Stockholm Arlanda (ARN), Sweden Then on to New York Newark (EWR), United States with SAS
OR
Then on to Chicago O’Hare International (ORD), United States with SAS
Flights via Dubai (DXB), United Arab Emirates
From Copenhagen (CPH), Denmark with Emirates Transfer at Dubai (DXB), United Arab Emirates Then on to Houston George Bush Intercntl. (IAH), United States with Emirates
OR
Then on to Dallas Fort Worth International (DFW), United States with Emirates
OR
Then on to New York John F Kennedy (JFK), United States with Emirates
OR
Then on to Washington Dulles (IAD), United States with Emirates
OR
Then on to Los Angeles International (LAX), United States Emirates
Flights via Vienna (VIE), Austria
From Copenhagen (CPH), Denmark with  Austrian Airlines
OR
From Copenhagen (CPH), Denmark with  Air Berlin
Transfer at Vienna (VIE), Austria Then on to New York John F Kennedy (JFK), United States with Austrian Airlines
OR
Then on to Washington Dulles (IAD), United States with Austrian Airlines
OR
Then on to Las Vegas Mccarran (LAS), United States with Air Berlin
Flights via Prague (PRG), Czech Republic
From Copenhagen (CPH), Denmark with Czech Airlines Transfer at Prague (PRG), Czech Republic Then on to New York John F Kennedy (JFK), United States with Czech Airlines
Flights via Munich (MUC), Germany
From Copenhagen (CPH), Denmark with Lufthansa
OR
From Copenhagen (CPH), Denmark with US Airways
Transfer at Munich (MUC), Germany Then on to New York John F Kennedy (JFK), United States with Lufthansa
OR
Then on to Washington Dulles (IAD), United States with Lufthansa
OR
Then on to San Francisco International (SFO), United States with Lufthansa
OR
Then on to Los Angeles International (LAX), United States with US Airways
OR
Then on to Los Angeles International (LAX), United States with Lufthansa
OR
Then on to New York Newark (EWR), United States with Lufthansa
OR
Then on to Boston Logan International (BOS), United States with Lufthansa
OR
Then on to Chicago O’Hare International (ORD), United States Lufthansa
Flights via Brussels International (BRU), Belgium
From Copenhagen (CPH), Denmark with Brussels Airlines Transfer at Brussels International (BRU), Belgium Then on to Washington Dulles  (IAD), United States with Brussels Airlines
OR
Then on to New York John F Kennedy (JFK), United States with  Brussels Airlines
OR
Then on to New York Newark (EWR), United States Brussels Airlines
OR
Then on to Chicago O’Hare International (ORD), United States with Brussels Airlines
Flights via Kiev Borispol (KBP), Ukraine
From Copenhagen (CPH), Denmark with Aerosvit Airlines Transfer at Kiev Borispol (KBP), Ukraine Then on to New York John F Kennedy (JFK), United States with Aerosvit Airlines
Flights via Cairo (CAI), Egypt
From Copenhagen (CPH), Denmark with EgyptAir Transfer at Cairo (CAI), Egypt Then on to New York John F Kennedy (JFK), United States with EgyptAir
Flights via Beijing Capital (PEK), China
From Copenhagen (CPH), Denmark with Air China Transfer at Beijing Capital (PEK), China Then on to New York John F Kennedy (JFK), United States with Air China
OR
Then on to Washington Dulles (IAD), United States with Air China
OR
Then on to Los Angeles International (LAX), United States with Air China
OR
Then on to Chicago O’Hare International (ORD), United States with Air China
Flights via Dublin (DUB), Ireland
From Copenhagen (CPH), Denmark with Aer Lingus Transfer at Dublin (DUB), Ireland Then on to New York John F Kennedy (JFK), United States with Aer Lingus
OR
Then on to Boston Logan International (BOS), United States with Aer Lingus
OR
Then on to Chicago O’Hare International (ORD), United States with Aer Lingus
Flights via Lisbon (LIS), Portugal
From Copenhagen (CPH), Denmark with TAP
OR
From Copenhagen (CPH), Denmark with SATA
Transfer at Lisbon (LIS), Portugal Then on to Miami International (MIA), United States with TAP
OR
Then on to New York Newark (EWR), Uinted States with TAP
OR
Then on to Boston Logan International (BOS), United States with SATA
Flights via Washington Dulles (IAD), Washington D.C.
From Copenhagen (CPH), Denmark with SAS Transfer at Washington Dulles (IAD), Washington D.C. Then on to Miami International (MIA), United States with SAS
OR
Then on to Las Vegas Mccarran, (LAS), United States with SAS
OR
Then on to Seattle / Tacoma International (SEA), United States with SAS
OR
Then on to Denver International (DEN), United States with SAS
OR
Then on to Los Angeles International (LAX), United States with SAS
OR
Then on to Boston Logan International (BOS), United States SAS
OR
Then on to Phoenix Sky Harbor (PHX), United States with SAS
OR
Then on to San Diego Lindberg Fld S.Diego (SAN), United States with SAS
Flights via Bangkok Suvarnabhumi  (BKK), Thailand
From Copenhagen (CPH), Denmark with Thai Airways Transfer at Bangkok Suvarnabhumi (BKK), Thailand Then on to Los Angeles International (LAX), United States with Thai Airways
Flights via Singapore Changi (SIN), Singapore
From Copenhagen (CPH), Denmark with Singapore Airlines Transfer at Singapore Changi (SIN), Singapore Then on to Los Angeles International (LAX), United States with Singapore Airlines
OR
Then on to New York Newark (EWR), United States with Singapore Airlines
Flights via Oslo Gardermoen (OSL), Norway
From Copenhagen (CPH), Denmark with SAS Transfer at Oslo Gardermoen (OSL), Norway Then on to New York Newark (EWR), United States with SAS
Flights via Hamburg International (HAM),Germany
From Copenhagen (CPH), Denmark with Lufthansa Transfer at Hamburg International (HAM),Germany Then on to New York Newark (EWR), United States with Lufthansa
Flights via  Stuttgart (STR),Germany
From Copenhagen (CPH), Denmark with Lufthansa Transfer at Hamburg International (HAM),Germany Then on to New York Newark (EWR), United States with Lufthansa
Flights via Ponta Delgada (PDL),Portugal
From Copenhagen (CPH), Denmark with SATA Transfer at Ponta Delgada (PDL),Portugal Then on to Boston Logan International (BOS), United States with SATA