Cheap flights from Washington, D.C. Dulles Intl Airport to Jeju-do from $1,545

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. Dulles Intl Airport to Jeju-do departing on 12/11. 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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0 bags

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Jeju-do

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:30 pm - 5:25 pmIAD-CJU
37h 55m2 stops
Multiple Airlines Logo
12:05 pm - 11:45 amCJU-IAD
37h 40m2 stops
$1,545Multiple Airlines
Find Deal
Thu, Dec 11 - Thu, Dec 18
Multiple Airlines Logo
7:40 pm - 12:50 pmIAD-CJU
27h 10m3 stops
Multiple Airlines Logo
12:10 pm - 9:05 amCJU-IAD
34h 55m3 stops
$2,115Multiple Airlines
Find Deal
Thu, Dec 11 - Thu, Dec 18
Multiple Airlines Logo
7:40 pm - 12:50 pmIAD-CJU
27h 10m3 stops
Multiple Airlines Logo
10:20 pm - 3:55 pmCJU-IAD
31h 35m2 stops
$2,173Multiple Airlines
Find Deal
Thu, Dec 11 - Thu, Dec 18

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Jeju-do 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 October 27, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Jeju-do that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Thu 12/11

1:30 pm-5:25 pm

2 stops37h 55m

Jeju City

Thu 12/18

12:05 pm-11:45 am

2 stops37h 40m

$1,545

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Thu 12/11

7:40 pm-12:50 pm

3 stops27h 10m

Jeju City

Thu 12/18

12:10 pm-9:05 am

3 stops34h 55m

$2,115

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Thu 12/11

7:40 pm-12:50 pm

3 stops27h 10m

Jeju City

Thu 12/18

10:20 pm-3:55 pm

2 stops31h 35m

$2,173

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Sun 12/7

12:20 pm-7:20 am

2 stops29h 00m

$6,403

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Washington, D.C. Dulles Intl Airport to Jeju-do flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Jeju-do

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Jeju-do. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Jeju-do.
  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Jeju-do?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Jeju-do were last updated today.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Jeju-do?

    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 Washington, D.C. Dulles Intl Airport to Jeju-do.

  • What documentation or ID do you need to fly to Jeju-do?

    The travel and health documents you'll need for your trip to Jeju-do may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Jeju-do. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to Jeju-do?

    Search flight deals from Washington, D.C. Dulles Intl Airport to Jeju-do. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Jeju-do with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Jeju-do. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Jeju-do from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Jeju-do?

Once all potential Washington, D.C. to Jeju-do 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 Washington, D.C. to Jeju-do right now. Can momondo alert me if prices change?

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

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1 adult
Wed 11/26
Wed 12/3

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