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Cheap flights from Boston to Denmark from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Denmark departing on 8/25. 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 Boston to Denmark

Cheap round-trip flights

Icelandair Logo
8:50 pm - 9:45 pmBOS-CPH
18h 55m1 stop
Icelandair Logo
2:00 pm - 6:50 pmCPH-BOS
10h 50m1 stop
$427Icelandair
Find Deal
Sun, Sep 7 - Tue, Oct 7
Icelandair Logo
11:35 pm - 3:45 pmBOS-CPH
10h 10m1 stop
Icelandair Logo
10:35 pm - 10:00 pmCPH-BOS
29h 25m1 stop
$428Icelandair
Find Deal
Thu, Sep 25 - Tue, Sep 30
Icelandair Logo
12:35 pm - 12:55 pmBOS-CPH
18h 20m1 stop
Icelandair Logo
2:00 pm - 10:00 pmCPH-BOS
14h 00m1 stop
$429Icelandair
Find Deal
Sat, Sep 27 - Sun, Oct 5
United Airlines Logo
7:10 am - 7:00 amBOS-CPH
17h 50m2 stops
United Airlines Logo
12:25 pm - 9:25 pmCPH-BOS
15h 00m1 stop
$431United Airlines
Find Deal
Mon, Sep 1 - Fri, Sep 19
Air Canada Logo
6:40 pm - 7:00 amBOS-CPH
30h 20m1 stop
Air Canada Logo
12:25 pm - 10:39 pmCPH-BOS
16h 14m2 stops
$433Air Canada
Find Deal
Sun, Aug 31 - Fri, Sep 19
Scandinavian Airlines Logo
5:35 pm - 3:05 pmBOS-BLL
15h 30m1 stop
Scandinavian Airlines Logo
11:05 am - 3:50 pmBLL-BOS
10h 45m1 stop
$437Scandinavian Airlines
Find Deal
Sun, Jan 11 - Thu, Jan 15
Air Canada Logo
10:20 am - 10:50 amBOS-CPH
18h 30m2 stops
Air Canada Logo
12:45 pm - 6:10 pmCPH-BOS
11h 25m1 stop
$439Air Canada
Find Deal
Wed, Sep 3 - Tue, Sep 16
United Airlines Logo
9:50 pm - 2:00 pmBOS-CPH
10h 10m1 stop
United Airlines Logo
9:50 am - 8:20 pmCPH-BOS
16h 30m1 stop
$441United Airlines
Find Deal
Mon, Nov 17 - Thu, Nov 20
Scandinavian Airlines Logo
5:40 pm - 7:05 amBOS-CPH
7h 25mnonstop
Scandinavian Airlines Logo
1:25 pm - 3:35 pmCPH-BOS
8h 10mnonstop
$446Scandinavian Airlines
Find Deal
Sun, Sep 28 - Mon, Oct 6
SWISS Logo
9:50 pm - 7:05 pmBOS-CPH
15h 15m1 stop
SWISS Logo
7:55 pm - 8:20 pmCPH-BOS
30h 25m1 stop
$466SWISS
Find Deal
Fri, Nov 14 - Thu, Nov 20

Iberia flights from Boston to Denmark

Our best Iberia deals on Boston to Denmark flight tickets
Iberia
Nov 11
BOS12:03 pmBoston Logan Intl
16h 37m
2 stops
CPH10:40 amKastrup Copenhagen
Nov 22
CPH10:55 amKastrup Copenhagen
16h 00m
1 stop
BOS8:55 pmBoston Logan Intl
$454
Find similar
Iberia
Sep 28
BOS9:38 amBoston Logan Intl
18h 42m
2 stops
CPH10:20 amKastrup Copenhagen
Oct 8
CPH11:25 amKastrup Copenhagen
14h 25m
1 stop
BOS7:50 pmBoston Logan Intl
$457
Find similar
Iberia
Sep 27
BOS4:34 pmBoston Logan Intl
35h 46m
2 stops
CPH10:20 amKastrup Copenhagen
Oct 8
CPH11:25 amKastrup Copenhagen
14h 25m
1 stop
BOS7:50 pmBoston Logan Intl
$463
Find similar

Icelandair flights from Boston to Denmark

Our best Icelandair deals on Boston to Denmark flight tickets
Icelandair
Sep 7
BOS8:50 pmBoston Logan Intl
18h 55m
1 stop
CPH9:45 pmKastrup Copenhagen
Oct 7
CPH2:00 pmKastrup Copenhagen
10h 50m
1 stop
BOS6:50 pmBoston Logan Intl
$427
Find similar
Icelandair
Sep 25
BOS11:35 pmBoston Logan Intl
10h 10m
1 stop
CPH3:45 pmKastrup Copenhagen
Sep 30
CPH10:35 pmKastrup Copenhagen
29h 25m
1 stop
BOS10:00 pmBoston Logan Intl
$428
Find similar
Icelandair
Sep 27
BOS12:35 pmBoston Logan Intl
18h 20m
1 stop
CPH12:55 pmKastrup Copenhagen
Oct 5
CPH2:00 pmKastrup Copenhagen
14h 00m
1 stop
BOS10:00 pmBoston Logan Intl
$429
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston 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 August 20, 2025.
Use the filters below to find and compare flights from Boston to Denmark that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 9/7

8:50 pm-9:45 pm

1 stop18h 55m

Kastrup Copenhagen

Tue 10/7

2:00 pm-6:50 pm

1 stop10h 50m

$427

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Thu 9/25

11:35 pm-3:45 pm

1 stop10h 10m

Kastrup Copenhagen

Tue 9/30

10:35 pm-10:00 pm

1 stop29h 25m

$428

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sat 9/27

12:35 pm-12:55 pm

1 stop18h 20m

Kastrup Copenhagen

Sun 10/5

2:00 pm-10:00 pm

1 stop14h 00m

$429

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 9/1

7:10 am-7:00 am

2 stops17h 50m

Kastrup Copenhagen

Fri 9/19

12:25 pm-9:25 pm

1 stop15h 00m

$431

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 8/31

6:40 pm-7:00 am

1 stop30h 20m

Kastrup Copenhagen

Fri 9/19

12:25 pm-10:39 pm

2 stops16h 14m

$433

BostonBillund

BOS - BLL

BOSBLL

Boston Logan Intl

Sun 1/11

5:35 pm-3:05 pm

1 stop15h 30m

Billund

Thu 1/15

11:05 am-3:50 pm

1 stop10h 45m

$437

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Wed 9/3

10:20 am-10:50 am

2 stops18h 30m

Kastrup Copenhagen

Tue 9/16

12:45 pm-6:10 pm

1 stop11h 25m

$439

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Mon 11/17

9:50 pm-2:00 pm

1 stop10h 10m

Kastrup Copenhagen

Thu 11/20

9:50 am-8:20 pm

1 stop16h 30m

$441

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Sun 9/28

5:40 pm-7:05 am

Nonstop7h 25m

Kastrup Copenhagen

Mon 10/6

1:25 pm-3:35 pm

Nonstop8h 10m

$446

BostonCopenhagen

BOS - CPH

BOSCPH

Boston Logan Intl

Fri 11/14

9:50 pm-7:05 pm

1 stop15h 15m

Kastrup Copenhagen

Thu 11/20

7:55 pm-8:20 pm

1 stop30h 25m

$466

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 Boston 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 Boston to Denmark. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $482. If you aren’t able to travel to Denmark during the month of March, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $497.

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

The cheapest day to depart from Boston to Denmark is on a Tuesday. Travelers who choose to depart for Denmark on a Tuesday will often find tickets for as low as $594. On the other hand, Friday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $714.

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

Flying to Denmark from Boston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $504 when looking at flights departing in the evening. At noon is when there is more demand to fly to Denmark, so prices are often more expensive at around $652 per ticket.

What is the cheapest Boston Logan Intl to Denmark flight route?

Fly from Boston Logan Intl to Kastrup Copenhagen for the best Boston Logan Intl - 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 Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Denmark for around $582 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denmark from Boston for as low as $528 on momondo.

What cabin class options are available on Boston Logan Intl to Denmark flights?

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

Cheap Boston to Denmark flight deals and tips

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

Best Price Found

$402

Fastest flight time

7h 25m

Direct flights

Every day

Airports in Denmark

1 airport
The best one-way flight to Denmark from Boston in the past 72 hours is $402. The best round-trip flight deal from Boston to Denmark found on momondo in the last 72 hours is $467.
The fastest flight from Boston to Denmark takes 7h 25m
Direct flights go from Boston to Denmark every day.
There is 1 airport near Denmark: Kastrup Copenhagen (CPH)
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Denmark?

    Prices for flights from Boston Logan Intl Airport to Denmark are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Denmark?

  • How old do you have to be to fly from Boston Logan Intl Airport 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 Boston Logan Intl Airport to Denmark.

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

    The necessary travel and health documents for your Denmark trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Boston to Denmark

Compare and see reviews for airlines that fly from Boston to Denmark with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $289Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom $404Free CancellationRating
7.0
529 reviews
Search Icelandair flights
American AirlinesPriceFrom $416Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Scandinavian AirlinesPriceFrom $419Free CancellationRating
7.4
1,471 reviews
Search Scandinavian Airlines flights
Air CanadaPriceFrom $425Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $433Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
Air FrancePriceFrom $437Free CancellationRating
7.4
1,469 reviews
Search Air France flights
LufthansaPriceFrom $446Free CancellationRating
6.8
7,337 reviews
Search Lufthansa flights
British AirwaysPriceFrom $449Free CancellationRating
6.7
7,289 reviews
Search British Airways flights
DeltaPriceFrom $459Free CancellationRating
7.9
7,982 reviews
Search Delta flights

Why use momondo?

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

It is quick and easy to find Boston to Denmark flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denmark that suits you.

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

Flights from Boston to Denmark with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Denmark?

Once all potential Boston to Denmark flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Denmark trip

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