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Cheap flights from the United States to Denmark from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Denmark departing on 10/21. 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 the United States to Denmark

Recent round-trip flight deals from the United States to Denmark

Multiple Airlines Logo
5:30 am - 11:05 pmBOS-CPH
36h 35m2 stops
Multiple Airlines Logo
9:50 am - 10:37 pmCPH-BOS
18h 47m2 stops
$427Multiple Airlines
Find Deal
Sun, Oct 26 - Tue, Nov 4
Scandinavian Airlines Logo
5:35 pm - 7:00 amBOS-CPH
7h 25mnonstop
Scandinavian Airlines Logo
1:15 pm - 3:50 pmCPH-BOS
8h 35mnonstop
$428Scandinavian Airlines
Find Deal
Thu, Nov 6 - Fri, Nov 14
Icelandair Logo
8:50 pm - 9:45 pmBOS-CPH
18h 55m1 stop
Icelandair Logo
10:35 pm - 10:00 pmCPH-BOS
29h 25m1 stop
$436Icelandair
Find Deal
Wed, Oct 1 - Thu, Oct 9
Icelandair Logo
7:50 pm - 11:45 amBOS-CPH
9h 55m1 stop
Icelandair Logo
12:55 pm - 5:50 pmCPH-BOS
10h 55m1 stop
$438Icelandair
Find Deal
Tue, Nov 4 - Wed, Nov 12
United Airlines Logo
9:50 pm - 2:05 pmBOS-CPH
10h 15m1 stop
United Airlines Logo
9:50 am - 8:20 pmCPH-BOS
16h 30m1 stop
$442United Airlines
Find Deal
Wed, Nov 5 - Fri, Nov 14
United Airlines Logo
11:10 pm - 2:00 pmBOS-CPH
9h 50m1 stop
United Airlines Logo
9:50 am - 9:20 pmCPH-BOS
16h 30m1 stop
$443United Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 19
Delta Logo
7:19 am - 6:30 amSEA-CPH
14h 11m1 stop
Delta Logo
9:00 am - 10:22 pmCPH-SEA
22h 22m1 stop
$494Delta
Find Deal
Wed, Oct 15 - Tue, Oct 21
Delta Logo
11:25 am - 2:40 pmSEA-CPH
18h 15m2 stops
Delta Logo
9:00 am - 10:16 pmCPH-SEA
22h 16m1 stop
$507Delta
Find Deal
Tue, Nov 25 - Tue, Apr 14
British Airways Logo
1:25 pm - 4:55 pmSEA-CPH
18h 30m1 stop
British Airways Logo
12:15 pm - 11:38 pmCPH-SEA
20h 23m2 stops
$514British Airways
Find Deal
Tue, Dec 2 - Wed, Dec 10
British Airways Logo
2:46 pm - 4:10 pmSEA-CPH
16h 24m2 stops
British Airways Logo
12:15 pm - 11:38 pmCPH-SEA
20h 23m2 stops
$519British Airways
Find Deal
Mon, Dec 1 - Wed, Dec 10

Scandinavian Airlines flights from United States to Denmark

Our best Scandinavian Airlines deals on United States to Denmark flight tickets
Scandinavian Airlines
Nov 6
BOS5:35 pmBoston Logan Intl
7h 25m
CPH7:00 amKastrup Copenhagen
Nov 14
CPH1:15 pmKastrup Copenhagen
8h 35m
BOS3:50 pmBoston Logan Intl
$428
Find similar
Scandinavian Airlines
Oct 15
BOS9:59 amBoston Logan Intl
16h 41m
1 stop
CPH8:40 amKastrup Copenhagen
Oct 23
CPH1:25 pmKastrup Copenhagen
8h 10m
BOS3:35 pmBoston Logan Intl
$433
Find similar
Scandinavian Airlines
Nov 23
BOS6:30 pmBoston Logan Intl
30h 40m
1 stop
CPH7:10 amKastrup Copenhagen
Nov 28
CPH1:15 pmKastrup Copenhagen
8h 35m
BOS3:50 pmBoston Logan Intl
$434
Find similar

TAP AIR PORTUGAL flights from United States to Denmark

Our best TAP AIR PORTUGAL deals on United States to Denmark flight tickets
TAP AIR PORTUGAL
Dec 2
BOS6:05 pmBoston Logan Intl
11h 45m
1 stop
CPH11:50 amKastrup Copenhagen
Dec 6
CPH6:00 amKastrup Copenhagen
14h 35m
1 stop
BOS2:35 pmBoston Logan Intl
$435
Find similar
TAP AIR PORTUGAL
Dec 3
EWR11:55 pmNewark
11h 50m
1 stop
CPH5:45 pmKastrup Copenhagen
Dec 7
CPH6:00 amKastrup Copenhagen
22h 10m
1 stop
EWR10:10 pmNewark
$437
Find similar
TAP AIR PORTUGAL
Nov 2
BOS6:05 pmBoston Logan Intl
11h 35m
1 stop
CPH11:40 amKastrup Copenhagen
Nov 9
CPH6:00 amKastrup Copenhagen
14h 35m
1 stop
BOS2:35 pmBoston Logan Intl
$441
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Denmark 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 September 16, 2025.
Use the filters below to find and compare flights from the United States to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 10/26

5:30 am-11:05 pm

2 stops36h 35m

Kastrup Copenhagen

Tue 11/4

9:50 am-10:37 pm

2 stops18h 47m

$427

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Thu 11/6

5:35 pm-7:00 am

Nonstop7h 25m

Kastrup Copenhagen

Fri 11/14

1:15 pm-3:50 pm

Nonstop8h 35m

$428

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 10/1

8:50 pm-9:45 pm

1 stop18h 55m

Kastrup Copenhagen

Thu 10/9

10:35 pm-10:00 pm

1 stop29h 25m

$436

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Tue 11/4

7:50 pm-11:45 am

1 stop9h 55m

Kastrup Copenhagen

Wed 11/12

12:55 pm-5:50 pm

1 stop10h 55m

$438

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 11/5

9:50 pm-2:05 pm

1 stop10h 15m

Kastrup Copenhagen

Fri 11/14

9:50 am-8:20 pm

1 stop16h 30m

$442

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 3/9

11:10 pm-2:00 pm

1 stop9h 50m

Kastrup Copenhagen

Thu 3/19

9:50 am-9:20 pm

1 stop16h 30m

$443

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Wed 10/15

7:19 am-6:30 am

1 stop14h 11m

Kastrup Copenhagen

Tue 10/21

9:00 am-10:22 pm

1 stop22h 22m

$494

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 11/25

11:25 am-2:40 pm

2 stops18h 15m

Kastrup Copenhagen

Tue 4/14

9:00 am-10:16 pm

1 stop22h 16m

$507

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Tue 12/2

1:25 pm-4:55 pm

1 stop18h 30m

Kastrup Copenhagen

Wed 12/10

12:15 pm-11:38 pm

2 stops20h 23m

$514

SeattleCopenhagen

SEA - CPH

SEACPH

Seattle/Tacoma Intl

Mon 12/1

2:46 pm-4:10 pm

2 stops16h 24m

Kastrup Copenhagen

Wed 12/10

12:15 pm-11:38 pm

2 stops20h 23m

$519

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 Denmark from

How to get the cheapest flight ticket from United States to Denmark

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 Denmark?

In general, March is the cheapest month to fly from United States to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $510. If you aren’t able to travel to Denmark during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $513.

What is the cheapest day to depart on your flight to Denmark?

The cheapest day to depart from United States to Denmark is on a Tuesday. Travelers who choose to depart for Denmark on a Tuesday will often find tickets for as low as $651. On the other hand, Friday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $774.

What is the cheapest time of day to depart on your flight to Denmark?

Flying to Denmark from United States at noon is the least expensive time of day to depart. momondo users have found prices as low as $627 when looking at flights departing at noon. In the morning is when there is more demand to fly to Denmark, so prices are often more expensive at around $814 per ticket.

What is the cheapest United States to Denmark flight route?

Fly from Miami to Kastrup Copenhagen for the best United States - Denmark flight prices

How far in advance should I book a flight to Denmark?

You are more likely to see cheaper flights to Denmark from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $616 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from United States for as low as $558 on momondo.

What cabin class options are available on United States to Denmark flights?

There are 3 cabin classes available to choose from on United States to Denmark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Denmark flights?

You could potentially save up to 42% on your flight if you consider stops on a United States to Denmark flight.

Cheap United States to Denmark flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Denmark

Best Price Found

$361

Fastest flight time

7h 25m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Denmark

1 airport
The best one-way flight to Denmark from United States in the past 72 hours is $361. The best round-trip flight deal from United States to Denmark found on momondo in the last 72 hours is $439.
The fastest flight from United States to Denmark takes 7h 25m
Direct flights go from United States to Denmark on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Scandinavian Airlines.
There is 1 airport near Denmark: Kastrup Copenhagen (CPH)
Search flight deals

  • When did momondo last update prices for flights from United States to Denmark?

    Prices for flights from United States to Denmark are updated daily.

  • How many operators does momondo search for flights from United States to Denmark?

  • How old do you have to be to fly from United States to Denmark?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Denmark.

  • What documentation or ID do you need to fly to Denmark?

    The travel and health documents required for your trip to Denmark 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 Denmark. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United States to Denmark?

Best airlines flying from United States to Denmark

Compare and see reviews for airlines that fly from United States to Denmark with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $291Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom $365Free CancellationRating
7.0
544 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $373Free CancellationRating
7.1
1,975 reviews
Search TAP AIR PORTUGAL flights
Scandinavian AirlinesPriceFrom $406Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $416Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $425Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $433Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $434Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights
FinnairPriceFrom $436Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
Air FrancePriceFrom $437Free CancellationRating
7.4
1,468 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Denmark?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Denmark. momondo saves you time and could save you money on your trip.

Can I find flights from United States to Denmark with flexible booking policies on momondo?

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

How can momondo help me find flights from United States to Denmark?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Denmark.

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

Of course. momondo tracks the price of United States to Denmark flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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