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Cheap flights from Washington, D.C. to Jeju City from $518

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. to Jeju City departing on 9/6. 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

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 pm - 7:30 am
IAD
-
CJU
29h 10m
1 stop
Multiple Airlines Logo
8:50 pm - 10:50 am
CJU
-
IAD
27h 00m
1 stop
$1,320Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
1:20 pm - 7:45 pm
IAD
-
CJU
41h 25m
1 stop
Multiple Airlines Logo
10:15 pm - 5:40 am
CJU
-
IAD
44h 25m
2 stops
$1,409Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
11:00 pm - 9:05 pm
IAD
-
CJU
33h 05m
1 stop
Multiple Airlines Logo
7:30 am - 10:05 am
CJU
-
IAD
39h 35m
2 stops
$1,427Multiple Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
9:55 am - 10:00 pm
IAD
-
CJU
23h 05m
2 stops
Multiple Airlines Logo
9:30 pm - 7:00 pm
CJU
-
IAD
34h 30m
3 stops
$1,599Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
9:55 am - 10:00 pm
IAD
-
CJU
23h 05m
2 stops
Multiple Airlines Logo
8:15 am - 7:30 pm
CJU
-
IAD
24h 15m
2 stops
$1,600Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
11:00 pm - 6:15 pm
IAD
-
CJU
30h 15m
2 stops
Multiple Airlines Logo
8:45 am - 7:30 pm
CJU
-
IAD
23h 45m
2 stops
$1,745Multiple Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
11:00 pm - 9:05 pm
IAD
-
CJU
33h 05m
1 stop
Multiple Airlines Logo
10:30 am - 10:00 pm
CJU
-
IAD
24h 30m
1 stop
$1,745Multiple Airlines
Fri, Aug 28 - Fri, Sep 4
Multiple Airlines Logo
5:40 pm - 12:30 pm
IAD
-
CJU
29h 50m
3 stops
Multiple Airlines Logo
5:20 pm - 3:40 pm
CJU
-
IAD
35h 20m
3 stops
$1,808Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
5:40 pm - 12:30 pm
IAD
-
CJU
29h 50m
3 stops
Multiple Airlines Logo
9:10 am - 10:30 pm
CJU
-
IAD
26h 20m
2 stops
$1,855Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
9:40 am - 7:25 pm
DCA
-
CJU
20h 45m
2 stops
Multiple Airlines Logo
7:25 am - 10:34 pm
CJU
-
DCA
28h 09m
3 stops
$1,911Multiple Airlines
Thu, Sep 3 - Sun, Sep 13

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Customize your flight search to find flights from Washington, D.C. 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 August 2, 2026.
Use the filters below to find and compare flights from Washington, D.C. 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 9/7

1:20 pm-7:30 am

1 stop29h 10m

Jeju City

Tue 9/15

8:50 pm-10:50 am

1 stop27h 00m

$1,320

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 9/7

1:20 pm-7:45 pm

1 stop41h 25m

Jeju City

Tue 9/15

10:15 pm-5:40 am

2 stops44h 25m

$1,409

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Fri 8/28

11:00 pm-9:05 pm

1 stop33h 05m

Jeju City

Fri 9/4

7:30 am-10:05 am

2 stops39h 35m

$1,427

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 9/7

9:55 am-10:00 pm

2 stops23h 05m

Jeju City

Tue 9/15

9:30 pm-7:00 pm

3 stops34h 30m

$1,599
Quickest round-trip

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 9/7

9:55 am-10:00 pm

2 stops23h 05m

Jeju City

Tue 9/15

8:15 am-7:30 pm

2 stops24h 15m

$1,600

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Fri 8/28

11:00 pm-6:15 pm

2 stops30h 15m

Jeju City

Fri 9/4

8:45 am-7:30 pm

2 stops23h 45m

$1,745

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Fri 8/28

11:00 pm-9:05 pm

1 stop33h 05m

Jeju City

Fri 9/4

10:30 am-10:00 pm

1 stop24h 30m

$1,745

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/24

5:40 pm-12:30 pm

3 stops29h 50m

Jeju City

Mon 8/31

5:20 pm-3:40 pm

3 stops35h 20m

$1,808

Washington, D.C.Jeju City

IAD - CJU

IADCJU

Washington, D.C. Dulles Intl

Mon 8/24

5:40 pm-12:30 pm

3 stops29h 50m

Jeju City

Mon 8/31

9:10 am-10:30 pm

2 stops26h 20m

$1,855

Washington, D.C.Jeju City

DCA - CJU

DCACJU

Washington, D.C. Reagan-National

Thu 9/3

9:40 am-7:25 pm

2 stops20h 45m

Jeju City

Sun 9/13

7:25 am-10:34 pm

3 stops28h 09m

$1,911

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. to Jeju City

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

Can stopping save me money on Washington, D.C. to Jeju City flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. to Jeju City flight.

When to book flights from Washington, D.C. to Jeju City

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Jeju City (WAS to CJU) flight deals and tips

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

Fastest flight time

23h 25m

Direct flights

None
The fastest flight from Washington, D.C. to Jeju City takes 23h 25m
There are no direct flights from Washington, D.C. to Jeju City. There are no popular flight routes from Washington, D.C. to Jeju City.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Jeju City

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

    Jeju City is 7205.6 mi away from Washington, D.C.. A reasonable flight in good conditions will take 23h 25m.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. 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.

Traveling to a place near Jeju City?

Book flights to Jeju City if you plan to visit one of these locations
Seogwipo

Why use momondo?

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

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 Jeju City. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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

If you are not ready to book a flight from Washington, D.C. to Jeju City now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Jeju City and let you know when they 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