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Cheap flights from Washington, D.C. Dulles Intl Airport to Jeju City from $665

This is the cheapest one-way 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 City departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:50 am - 9:35 pm
IAD
-
CJU
30h 45m
2 stops
Multiple Airlines Logo
7:50 am - 10:00 pm
CJU
-
IAD
27h 10m
2 stops
$1,796Multiple Airlines
Mon, Aug 31 - Fri, Sep 18
Multiple Airlines Logo
1:50 am - 9:35 pm
IAD
-
CJU
30h 45m
2 stops
Multiple Airlines Logo
9:30 pm - 8:25 pm
CJU
-
IAD
35h 55m
3 stops
$1,829Multiple Airlines
Mon, Aug 31 - Fri, Sep 18
Multiple Airlines Logo
1:20 pm - 12:30 pm
IAD
-
CJU
34h 10m
3 stops
Multiple Airlines Logo
11:45 am - 8:40 am
CJU
-
IAD
33h 55m
2 stops
$1,862Multiple Airlines
Mon, May 4 - Wed, May 13
Multiple Airlines Logo
1:50 am - 5:30 pm
IAD
-
CJU
26h 40m
1 stop
Multiple Airlines Logo
8:45 am - 10:00 pm
CJU
-
IAD
26h 15m
2 stops
$1,878Multiple Airlines
Mon, Aug 31 - Fri, Sep 18
Multiple Airlines Logo
9:45 am - 7:50 am
IAD
-
CJU
33h 05m
3 stops
Multiple Airlines Logo
4:05 pm - 10:50 am
CJU
-
IAD
31h 45m
2 stops
$1,987Multiple Airlines
Sat, May 2 - Sat, May 9
Air China Logo
5:55 pm - 9:05 pm
IAD
-
CJU
38h 10m
2 stops
Air China Logo
2:00 pm - 7:30 pm
CJU
-
IAD
66h 30m
2 stops
$2,157Air China
Mon, May 4 - Wed, May 13
Multiple Airlines Logo
1:50 am - 5:30 pm
IAD
-
CJU
26h 40m
1 stop
Multiple Airlines Logo
10:30 am - 10:00 pm
CJU
-
IAD
24h 30m
1 stop
$2,174Multiple Airlines
Mon, Aug 31 - Fri, Sep 18
Multiple Airlines Logo
9:45 pm - 10:25 pm
IAD
-
CJU
35h 40m
3 stops
Multiple Airlines Logo
5:20 pm - 2:24 pm
CJU
-
IAD
34h 04m
3 stops
$2,217Multiple Airlines
Fri, Apr 3 - Mon, Apr 6
Multiple Airlines Logo
11:00 pm - 9:05 pm
IAD
-
CJU
33h 05m
1 stop
Multiple Airlines Logo
3:30 pm - 2:24 pm
CJU
-
IAD
35h 54m
3 stops
$2,221Multiple Airlines
Fri, Apr 3 - Mon, Apr 6
Air China Logo
6:30 am - 9:15 pm
IAD
-
CJU
49h 45m
2 stops
Air China Logo
2:00 pm - 7:30 pm
CJU
-
IAD
66h 30m
2 stops
$2,231Air China
Wed, May 6 - Wed, May 13

Air China flights from Washington, D.C. Dulles Intl Airport to Jeju City

Our best Air China deals on Washington, D.C. Dulles Intl Airport to Jeju City flight tickets
Air China
May 4
IAD5:55 pmWashington, D.C. Dulles Intl
38h 10m
2 stops
CJU9:05 pmJeju City
May 13
CJU2:00 pmJeju City
66h 30m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$2,157
Air China
May 6
IAD6:30 amWashington, D.C. Dulles Intl
49h 45m
2 stops
CJU9:15 pmJeju City
May 13
CJU2:00 pmJeju City
66h 30m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$2,231
Air China
May 4
IAD5:55 pmWashington, D.C. Dulles Intl
38h 10m
2 stops
CJU9:05 pmJeju City
May 11
CJU3:00 pmJeju City
41h 30m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
$2,288

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Jeju City 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 March 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Jeju City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-9:35 pm

2 stops30h 45m

Jeju City

Fri 9/18

7:50 am-10:00 pm

2 stops27h 10m

$1,796

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-9:35 pm

2 stops30h 45m

Jeju City

Fri 9/18

9:30 pm-8:25 pm

3 stops35h 55m

$1,829

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 5/4

1:20 pm-12:30 pm

3 stops34h 10m

Jeju City

Wed 5/13

11:45 am-8:40 am

2 stops33h 55m

$1,862

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-5:30 pm

1 stop26h 40m

Jeju City

Fri 9/18

8:45 am-10:00 pm

2 stops26h 15m

$1,878

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Sat 5/2

9:45 am-7:50 am

3 stops33h 05m

Jeju City

Sat 5/9

4:05 pm-10:50 am

2 stops31h 45m

$1,987

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 5/4

5:55 pm-9:05 pm

2 stops38h 10m

Jeju City

Wed 5/13

2:00 pm-7:30 pm

2 stops66h 30m

$2,157
Quickest round-trip

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-5:30 pm

1 stop26h 40m

Jeju City

Fri 9/18

10:30 am-10:00 pm

1 stop24h 30m

$2,174

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Fri 4/3

9:45 pm-10:25 pm

3 stops35h 40m

Jeju City

Mon 4/6

5:20 pm-2:24 pm

3 stops34h 04m

$2,217

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-9:05 pm

1 stop33h 05m

Jeju City

Mon 4/6

3:30 pm-2:24 pm

3 stops35h 54m

$2,221

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Wed 5/6

6:30 am-9:15 pm

2 stops49h 45m

Jeju City

Wed 5/13

2:00 pm-7:30 pm

2 stops66h 30m

$2,231

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Washington, D.C. Dulles Intl Airport to Jeju City

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

Cheap Washington, D.C. Dulles Intl Airport to Jeju City (IAD to CJU) 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 City

Fastest flight time

34h 40m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Jeju City takes 34h 40m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Jeju City. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Jeju City.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Jeju City by plane?

    The distance between Washington, D.C. Dulles Intl and Jeju City is about 7195.2 mi. In terms of flight time, this usually takes a little over 34h 40m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Jeju City Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Jeju City Airport are refreshed on a daily basis.

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

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

    The necessary travel and health documents for your Jeju City 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.

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

    Price Alerts will notify you by email when the price for flights to Jeju City from Washington, D.C. Dulles Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to Jeju City 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 compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
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Why use momondo?

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

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 City. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Jeju City flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Jeju City from Washington, D.C..

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

Yes momondo offers price alerts on flights to Jeju City from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cabin classes currently available on flights to Jeju City

List of cabin classes available on flights landing in Jeju City. Availability may vary depending on flight origin and airline.
First Class to Jeju City
Business Class to Jeju City