When did momondo last update prices for flights from District of Columbia to Ulsan Airport?

Prices for flights from District of Columbia to Ulsan Airport refresh daily.

How old do you have to be to fly from District of Columbia to Ulsan Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Ulsan Airport.

What documentation or ID do you need to fly to Ulsan Airport?

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

$512 Cheap Flights from District of Columbia to Ulsan in 2026

Find the cheapest flights from District of Columbia to Ulsan

One-way

Cheap one-way flights

Enter your travel dates to find the best prices.

1:20 pm - 8:20 am

IAD

USN

30h 00m

1 stop

$512Multiple Airlines

ven, ago 28

1:20 pm - 8:20 am

IAD

USN

30h 00m

1 stop

$522Multiple Airlines

mer, ago 26

8:39 pm - 8:20 am

IAD

USN

46h 41m

3 stops

$528Multiple Airlines

gio, ago 27

8:39 pm - 8:20 am

IAD

USN

46h 41m

3 stops

$555Multiple Airlines

dom, ago 30

1:20 pm - 10:30 am

IAD

USN

32h 10m

2 stops

$565Multiple Airlines

ven, ago 28

1:20 pm - 10:30 am

IAD

USN

32h 10m

2 stops

$566Multiple Airlines

mer, ago 26

7:00 am - 2:25 pm

IAD

USN

42h 25m

3 stops

$617Multiple Airlines

mer, ago 26

8:59 am - 7:55 pm

IAD

USN

45h 56m

3 stops

$631Multiple Airlines

sab, ago 29

8:59 am - 7:55 pm

IAD

USN

45h 56m

3 stops

$646Multiple Airlines

lun, ago 31

8:39 pm - 8:20 am

IAD

USN

46h 41m

3 stops

$649Multiple Airlines

mar, set 1

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Use the filters below to find and compare flights from District of Columbia to Ulsan that are best for you.

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Route

Depart

Return

Price

Cheapest one-way

Quickest one-way

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

ven 8/28

1:20 pm-8:20 am

1 stop30h 00m

$512

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

mer 8/26

1:20 pm-8:20 am

1 stop30h 00m

$522

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

gio 8/27

8:39 pm-8:20 am

3 stops46h 41m

$528

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

dom 8/30

8:39 pm-8:20 am

3 stops46h 41m

$555

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

ven 8/28

1:20 pm-10:30 am

2 stops32h 10m

$565

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

mer 8/26

1:20 pm-10:30 am

2 stops32h 10m

$566

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

mer 8/26

7:00 am-2:25 pm

3 stops42h 25m

$617

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

sab 8/29

8:59 am-7:55 pm

3 stops45h 56m

$631

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

lun 8/31

8:59 am-7:55 pm

3 stops45h 56m

$646

Washington, D.C.Ulsan

IAD - USN

IADUSN

Washington, D.C. Dulles Intl

mar 9/1

8:39 pm-8:20 am

3 stops46h 41m

$649

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from District of Columbia to Ulsan

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 airline that flies from District of Columbia to Ulsan?

Korean Air is the most popular carrier operating from District of Columbia to Ulsan

Cheap District of Columbia to Ulsan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Ulsan

Fastest flight time	33h 35m
Direct flights	None

The fastest flight from District of Columbia to Ulsan takes 33h 35m

There are no direct flights from District of Columbia to Ulsan. There are no popular flight routes from District of Columbia to Ulsan.

Search flight deals

Frequently asked questions about flying from District of Columbia to Ulsan

When did momondo last update prices for flights from District of Columbia to Ulsan Airport?
Prices for flights from District of Columbia to Ulsan Airport refresh daily.
How old do you have to be to fly from District of Columbia to Ulsan Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Ulsan Airport.
What documentation or ID do you need to fly to Ulsan Airport?
The travel and health documents required for your trip to Ulsan Airport 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 Ulsan Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Ulsan?

It is quick and easy to find District of Columbia to Ulsan 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 Ulsan that suits you.

Can I find flights from District of Columbia to Ulsan with flexible booking policies on momondo?

Flights from District of Columbia to Ulsan 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 District of Columbia to Ulsan?

momondo helps you find the best flight between District of Columbia and Ulsan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from District of Columbia to Ulsan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for District of Columbia to Ulsan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.