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Cheap flights from Washington, D.C. to Jeju City from $606

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 9/4. 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
12:55 am - 10:40 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
32h 45m2 stops Taipei City Taiwan Taoyuan Intl Shanghai Pu Dong
Multiple Airlines Logo
7:45 am - 8:35 pmCJU  Jeju City-IAD Washington, D.C. Dulles Intl
26h 50m2 stops Hong Kong Intl Incheon Intl
$1,568Multiple Airlines
Sat, Oct 31 - Sun, Nov 8
Multiple Airlines Logo
12:55 am - 6:05 amIAD  Washington, D.C. Dulles Intl-CJU Jeju City
40h 10m1 stop Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
10:10 pm - 8:55 pmCJU  Jeju City-IAD Washington, D.C. Dulles Intl
36h 45m2 stops Hong Kong Intl Taipei City Taiwan Taoyuan Intl
$1,642Multiple Airlines
Sat, Oct 31 - Sun, Nov 8
Multiple Airlines Logo
10:30 pm - 9:25 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
32h 55m3 stops Lisbon Humberto Delgado Frankfurt am Main Shanghai Pu Dong
Multiple Airlines Logo
7:45 am - 8:35 pmCJU  Jeju City-IAD Washington, D.C. Dulles Intl
26h 50m2 stops Hong Kong Intl Incheon Intl
$1,655Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Multiple Airlines Logo
1:20 pm - 12:30 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
34h 10m3 stops Incheon Intl Nanjing Lukou Intl Shanghai Pu Dong
Multiple Airlines Logo
12:40 pm - 10:50 amCJU  Jeju City-IAD Washington, D.C. Dulles Intl
35h 10m2 stops Fukuoka Incheon Intl
$1,672Multiple Airlines
Wed, Sep 2 - Sun, Sep 6
Multiple Airlines Logo
9:40 pm - 5:30 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
30h 50m2 stops Istanbul Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
3:55 pm - 10:50 amCJU  Jeju City-IAD Washington, D.C. Dulles Intl
31h 55m1 stop Incheon Intl
$1,803Multiple Airlines
Tue, Sep 29 - Tue, Oct 6
Multiple Airlines Logo
4:00 pm - 12:30 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
31h 30m3 stops Toronto Pearson Intl Budapest Ferenc Liszt Intl Shanghai Pu Dong
Multiple Airlines Logo
10:00 pm - 7:45 pmCJU  Jeju City-IAD Washington, D.C. Dulles Intl
34h 45m2 stops Shanghai Pu Dong Istanbul
$2,117Multiple Airlines
Tue, Sep 29 - Tue, Oct 6
Multiple Airlines Logo
11:00 am - 7:45 amDCA  Washington, D.C. Reagan-National-CJU Jeju City
31h 45m3 stops Toronto Pearson Intl Tokyo Narita Incheon Intl
Multiple Airlines Logo
6:25 am - 9:48 pmCJU  Jeju City-DCA Washington, D.C. Reagan-National
28h 23m3 stops Seoul Gimpo Intl Tokyo Narita Montreal Pierre Elliott Trudeau Intl
$2,140Multiple Airlines
Wed, Sep 2 - Sun, Sep 6
Multiple Airlines Logo
11:00 am - 7:45 amDCA  Washington, D.C. Reagan-National-CJU Jeju City
31h 45m3 stops Toronto Pearson Intl Tokyo Narita Incheon Intl
Multiple Airlines Logo
12:55 pm - 9:48 pmCJU  Jeju City-DCA Washington, D.C. Reagan-National
21h 53m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl
$2,280Multiple Airlines
Wed, Sep 2 - Sun, Sep 6
Multiple Airlines Logo
10:30 pm - 9:25 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
32h 55m3 stops Lisbon Humberto Delgado Frankfurt am Main Shanghai Pu Dong
Multiple Airlines Logo
10:25 pm - 8:23 pmCJU  Jeju City-IAD Washington, D.C. Dulles Intl
35h 58m3 stops Shanghai Pu Dong Tokyo Narita Montreal Pierre Elliott Trudeau Intl
$2,296Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Air China Logo
11:00 pm - 1:55 pmIAD  Washington, D.C. Dulles Intl-CJU Jeju City
49h 55m2 stops Beijing Capital Shenzhen
Air China Logo
10:00 pm - 1:06 amCJU  Jeju City-IAD Washington, D.C. Dulles Intl
40h 06m2 stops Beijing Capital San Francisco
$2,371Air China
Fri, Oct 16 - Fri, Oct 23

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

Our best Air China deals on Washington, D.C. to Jeju City flight tickets
Air China
Oct 16
IAD11:00 pmWashington, D.C. Dulles Intl
49h 55m
2 stops
CJU1:55 pmJeju City
Oct 23
CJU10:00 pmJeju City
40h 06m
2 stops
IAD1:06 amWashington, D.C. Dulles Intl
$2,371
Air China
Sep 29
IAD12:58 pmWashington, D.C. Dulles Intl
35h 57m
2 stops
CJU1:55 pmJeju City
Oct 6
CJU3:00 pmJeju City
29h 21m
2 stops
IAD7:21 amWashington, D.C. Dulles Intl
$2,570
Air China
Oct 16
IAD11:00 pmWashington, D.C. Dulles Intl
33h 05m
1 stop
CJU9:05 pmJeju City
Oct 23
CJU10:00 pmJeju City
40h 06m
2 stops
IAD1:06 amWashington, D.C. Dulles Intl
$2,629

Korean Air flights from Washington, D.C. to Jeju City

Our best Korean Air deals on Washington, D.C. to Jeju City flight tickets
Korean Air
Aug 18
IAD1:30 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
CJU8:20 amJeju City
Aug 31
CJU11:20 amJeju City
26h 14m
2 stops
IAD12:34 amWashington, D.C. Dulles Intl
$1,417
Korean Air
Aug 18
IAD1:30 pmWashington, D.C. Dulles Intl
29h 20m
1 stop
CJU7:50 amJeju City
Aug 31
CJU10:25 amJeju City
27h 09m
2 stops
IAD12:34 amWashington, D.C. Dulles Intl
$1,427
Korean Air
Aug 17
IAD6:00 amWashington, D.C. Dulles Intl
24h 30m
2 stops
CJU7:30 pmJeju City
Aug 26
CJU10:25 amJeju City
27h 09m
2 stops
IAD12:34 amWashington, D.C. Dulles Intl
$1,432

momondo Fare Finder

 
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 17, 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 Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Sat 10/31

12:55 am-10:40 pm

2 stops32h 45m

Jeju City

Sun 11/8

7:45 am-8:35 pm

2 stops26h 50m

$1,568

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Sat 10/31

12:55 am-6:05 am

1 stop40h 10m

Jeju City

Sun 11/8

10:10 pm-8:55 pm

2 stops36h 45m

$1,642

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Sun 11/1

10:30 pm-9:25 pm

3 stops32h 55m

Jeju City

Sun 11/8

7:45 am-8:35 pm

2 stops26h 50m

$1,655

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Wed 9/2

1:20 pm-12:30 pm

3 stops34h 10m

Jeju City

Sun 9/6

12:40 pm-10:50 am

2 stops35h 10m

$1,672

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Tue 9/29

9:40 pm-5:30 pm

2 stops30h 50m

Jeju City

Tue 10/6

3:55 pm-10:50 am

1 stop31h 55m

$1,803

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Tue 9/29

4:00 pm-12:30 pm

3 stops31h 30m

Jeju City

Tue 10/6

10:00 pm-7:45 pm

2 stops34h 45m

$2,117

Washington, D.C.Jeju City

DCA Washington, D.C. Reagan-National - CJU Jeju City

DCACJU

Washington, D.C. Reagan-National

Wed 9/2

11:00 am-7:45 am

3 stops31h 45m

Jeju City

Sun 9/6

6:25 am-9:48 pm

3 stops28h 23m

$2,140
Quickest round-trip

Washington, D.C.Jeju City

DCA Washington, D.C. Reagan-National - CJU Jeju City

DCACJU

Washington, D.C. Reagan-National

Wed 9/2

11:00 am-7:45 am

3 stops31h 45m

Jeju City

Sun 9/6

12:55 pm-9:48 pm

2 stops21h 53m

$2,280

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Sun 11/1

10:30 pm-9:25 pm

3 stops32h 55m

Jeju City

Sun 11/8

10:25 pm-8:23 pm

3 stops35h 58m

$2,296

Washington, D.C.Jeju City

IAD Washington, D.C. Dulles Intl - CJU Jeju City

IADCJU

Washington, D.C. Dulles Intl

Fri 10/16

11:00 pm-1:55 pm

2 stops49h 55m

Jeju City

Fri 10/23

10:00 pm-1:06 am

2 stops40h 06m

$2,371

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. to Jeju City

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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

24h 38m

Direct flights

None
The fastest flight from Washington, D.C. to Jeju City takes 24h 38m
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.
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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 24h 38m.

  • 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
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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 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