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Cheap flights from Washington, D.C. to Sønderborg from $793

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Sønderborg departing on 5/25. 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 Washington, D.C. to Sønderborg

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:20 pm - 6:45 pm
IAD
-
SGD
16h 25m
1 stop
Multiple Airlines Logo
9:30 am - 4:50 pm
SGD
-
IAD
13h 20m
1 stop
$793Multiple Airlines
Mon, May 25 - Wed, Jun 3
Multiple Airlines Logo
8:20 pm - 6:45 pm
IAD
-
SGD
16h 25m
1 stop
Multiple Airlines Logo
4:00 pm - 4:50 pm
SGD
-
IAD
30h 50m
1 stop
$823Multiple Airlines
Sun, May 24 - Sun, May 31
Multiple Airlines Logo
8:20 pm - 6:45 pm
IAD
-
SGD
16h 25m
1 stop
Multiple Airlines Logo
9:30 am - 4:50 pm
SGD
-
IAD
13h 20m
1 stop
$835Multiple Airlines
Wed, May 27 - Wed, Jun 3
Multiple Airlines Logo
8:20 pm - 10:45 pm
IAD
-
SGD
20h 25m
1 stop
Multiple Airlines Logo
9:45 am - 4:50 pm
SGD
-
IAD
13h 05m
1 stop
$843Multiple Airlines
Mon, May 25 - Fri, Jun 5
Multiple Airlines Logo
8:20 pm - 6:45 pm
IAD
-
SGD
16h 25m
1 stop
Multiple Airlines Logo
7:00 am - 4:50 pm
SGD
-
IAD
15h 50m
1 stop
$853Multiple Airlines
Sun, May 24 - Mon, Jun 1
Multiple Airlines Logo
8:20 pm - 4:00 pm
IAD
-
SGD
13h 40m
1 stop
Multiple Airlines Logo
9:00 am - 12:18 pm
SGD
-
IAD
33h 18m
2 stops
$859Multiple Airlines
Mon, May 25 - Sat, May 30
Multiple Airlines Logo
8:20 pm - 4:00 pm
IAD
-
SGD
13h 40m
1 stop
Multiple Airlines Logo
9:30 am - 4:50 pm
SGD
-
IAD
13h 20m
1 stop
$865Multiple Airlines
Wed, May 27 - Mon, Jun 1
Multiple Airlines Logo
8:20 pm - 6:00 pm
IAD
-
SGD
15h 40m
1 stop
Multiple Airlines Logo
4:00 pm - 4:50 pm
SGD
-
IAD
30h 50m
1 stop
$873Multiple Airlines
Sat, May 23 - Sun, May 31
Multiple Airlines Logo
8:20 pm - 4:00 pm
IAD
-
SGD
13h 40m
1 stop
Multiple Airlines Logo
4:00 pm - 4:50 pm
SGD
-
IAD
30h 50m
1 stop
$885Multiple Airlines
Thu, May 28 - Sun, May 31
Multiple Airlines Logo
8:20 pm - 6:45 pm
IAD
-
SGD
16h 25m
1 stop
Multiple Airlines Logo
9:00 am - 12:18 pm
SGD
-
IAD
33h 18m
2 stops
$889Multiple Airlines
Sun, May 24 - Sat, May 30

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Sønderborg 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 February 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Sønderborg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Mon 5/25

8:20 pm-6:45 pm

1 stop16h 25m

Sonderborg

Wed 6/3

9:30 am-4:50 pm

1 stop13h 20m

$793

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Sun 5/24

8:20 pm-6:45 pm

1 stop16h 25m

Sonderborg

Sun 5/31

4:00 pm-4:50 pm

1 stop30h 50m

$823

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Wed 5/27

8:20 pm-6:45 pm

1 stop16h 25m

Sonderborg

Wed 6/3

9:30 am-4:50 pm

1 stop13h 20m

$835

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Mon 5/25

8:20 pm-10:45 pm

1 stop20h 25m

Sonderborg

Fri 6/5

9:45 am-4:50 pm

1 stop13h 05m

$843

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Sun 5/24

8:20 pm-6:45 pm

1 stop16h 25m

Sonderborg

Mon 6/1

7:00 am-4:50 pm

1 stop15h 50m

$853

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Mon 5/25

8:20 pm-4:00 pm

1 stop13h 40m

Sonderborg

Sat 5/30

9:00 am-12:18 pm

2 stops33h 18m

$859

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Wed 5/27

8:20 pm-4:00 pm

1 stop13h 40m

Sonderborg

Mon 6/1

9:30 am-4:50 pm

1 stop13h 20m

$865

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Sat 5/23

8:20 pm-6:00 pm

1 stop15h 40m

Sonderborg

Sun 5/31

4:00 pm-4:50 pm

1 stop30h 50m

$873

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Thu 5/28

8:20 pm-4:00 pm

1 stop13h 40m

Sonderborg

Sun 5/31

4:00 pm-4:50 pm

1 stop30h 50m

$885

Washington, D.C.Sønderborg

IAD - SGD

IADSGD

Washington, D.C. Dulles Intl

Sun 5/24

8:20 pm-6:45 pm

1 stop16h 25m

Sonderborg

Sat 5/30

9:00 am-12:18 pm

2 stops33h 18m

$889

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sønderborg from

How to get the cheapest flight ticket from Washington, D.C. to Sønderborg

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 airlines fly to Sønderborg?

Lufthansa, KLM and Scandinavian Airlines are the top three most popular airlines that fly to Sønderborg from Washington, D.C. according to our data. Lufthansa is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Sønderborg. Keep in mind that there are 3 different airlines that fly to Sønderborg on a routine basis, so you have a few additional options to choose from.

When to book flights from Washington, D.C. to Sønderborg

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Sønderborg according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Sønderborg (WAS to SGD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Sønderborg

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Washington, D.C. to Sønderborg takes 13h 40m
There are no direct flights from Washington, D.C. to Sønderborg. There are no popular flight routes from Washington, D.C. to Sønderborg.
Search flight deals

  • How far is Washington, D.C. to Sonderborg by plane?

    Washington, D.C. and Sonderborg are 3963.6 mi apart from one another. Typically, this will take 13h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Sonderborg Airport?

    Prices for flights from Washington, D.C. to Sonderborg Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. to Sonderborg Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Sonderborg Airport.

  • What documentation or ID do you need to fly to Sonderborg Airport?

    The necessary travel and health documents for your Sonderborg Airport 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.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Sønderborg?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Sønderborg. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Sønderborg with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Sønderborg on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Sønderborg?

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 Washington, D.C. to Sønderborg.

I’m not ready to book a flight from Washington, D.C. to Sønderborg right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sønderborg, momondo offers a useful price alert feature which will track prices for flights to Sønderborg from Washington, D.C. and alert you when they change.

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