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Cheap flights from Washington, D.C. Dulles Intl Airport to Busan from $603

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 Busan departing on 4/15. 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 Busan

Cheap round-trip flights

Enter your travel dates to find the best prices.
STARLUX Airlines Logo
5:38 pm - 5:55 pm
IAD
-
PUS
35h 17m
2 stops
STARLUX Airlines Logo
6:55 pm - 7:28 am
PUS
-
IAD
49h 33m
2 stops
$1,209STARLUX Airlines
Wed, Sep 9 - Sun, Sep 13
STARLUX Airlines Logo
5:38 pm - 5:55 pm
IAD
-
PUS
35h 17m
2 stops
STARLUX Airlines Logo
6:55 pm - 7:28 am
PUS
-
IAD
49h 33m
2 stops
$1,210STARLUX Airlines
Wed, Sep 9 - Sun, Sep 13
Multiple Airlines Logo
7:20 pm - 11:15 am
IAD
-
PUS
26h 55m
2 stops
Multiple Airlines Logo
8:00 pm - 5:50 am
PUS
-
IAD
22h 50m
2 stops
$1,242Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
7:20 pm - 11:15 am
IAD
-
PUS
26h 55m
2 stops
Multiple Airlines Logo
12:15 pm - 5:50 am
PUS
-
IAD
30h 35m
2 stops
$1,311Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
7:20 pm - 6:00 pm
IAD
-
PUS
33h 40m
2 stops
Multiple Airlines Logo
7:10 pm - 5:50 am
PUS
-
IAD
23h 40m
2 stops
$1,368Multiple Airlines
Wed, Apr 29 - Wed, May 6
Multiple Airlines Logo
7:11 pm - 6:00 pm
IAD
-
PUS
33h 49m
2 stops
Multiple Airlines Logo
7:10 pm - 5:50 am
PUS
-
IAD
23h 40m
2 stops
$1,428Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Korean Air Logo
1:15 pm - 4:35 pm
IAD
-
PUS
38h 20m
1 stop
Korean Air Logo
8:00 am - 11:15 am
PUS
-
IAD
16h 15m
1 stop
$1,548Korean Air
Wed, Apr 29 - Wed, May 6
China Airlines Logo
6:50 pm - 7:00 pm
IAD
-
PUS
35h 10m
2 stops
China Airlines Logo
10:30 am - 12:05 pm
PUS
-
IAD
38h 35m
2 stops
$1,549China Airlines
Tue, Apr 28 - Tue, May 5
China Airlines Logo
6:50 pm - 7:00 pm
IAD
-
PUS
35h 10m
2 stops
China Airlines Logo
10:30 am - 12:05 pm
PUS
-
IAD
38h 35m
2 stops
$1,550China Airlines
Tue, Apr 28 - Tue, May 5
Korean Air Logo
1:15 pm - 7:45 am
IAD
-
PUS
29h 30m
1 stop
Korean Air Logo
7:00 am - 11:15 am
PUS
-
IAD
17h 15m
1 stop
$1,553Korean Air
Tue, Apr 28 - Tue, May 5

Korean Air flights from Washington, D.C. Dulles Intl Airport to Busan

Our best Korean Air deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets
Korean Air
Apr 29
IAD1:15 pmWashington, D.C. Dulles Intl
38h 20m
1 stop
PUS4:35 pmBusan Gimhae
May 6
PUS8:00 amBusan Gimhae
16h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
$1,548
Korean Air
Apr 28
IAD1:15 pmWashington, D.C. Dulles Intl
29h 30m
1 stop
PUS7:45 amBusan Gimhae
May 5
PUS7:00 amBusan Gimhae
17h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
$1,553
Korean Air
Apr 27
IAD1:15 pmWashington, D.C. Dulles Intl
40h 05m
1 stop
PUS6:20 pmBusan Gimhae
May 4
PUS8:00 amBusan Gimhae
16h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
$1,576

China Airlines flights from Washington, D.C. Dulles Intl Airport to Busan

Our best China Airlines deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets
China Airlines
Apr 28
IAD6:50 pmWashington, D.C. Dulles Intl
35h 10m
2 stops
PUS7:00 pmBusan Gimhae
May 5
PUS10:30 amBusan Gimhae
38h 35m
2 stops
IAD12:05 pmWashington, D.C. Dulles Intl
$1,549
China Airlines
Apr 28
IAD6:50 pmWashington, D.C. Dulles Intl
35h 10m
2 stops
PUS7:00 pmBusan Gimhae
May 5
PUS10:30 amBusan Gimhae
38h 35m
2 stops
IAD12:05 pmWashington, D.C. Dulles Intl
$1,550

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Busan 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 16, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

5:38 pm-5:55 pm

2 stops35h 17m

Busan Gimhae

Sun 9/13

6:55 pm-7:28 am

2 stops49h 33m

$1,209

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

5:38 pm-5:55 pm

2 stops35h 17m

Busan Gimhae

Sun 9/13

6:55 pm-7:28 am

2 stops49h 33m

$1,210

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Thu 4/30

7:20 pm-11:15 am

2 stops26h 55m

Busan Gimhae

Thu 5/7

8:00 pm-5:50 am

2 stops22h 50m

$1,242

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Thu 4/30

7:20 pm-11:15 am

2 stops26h 55m

Busan Gimhae

Thu 5/7

12:15 pm-5:50 am

2 stops30h 35m

$1,311

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 4/29

7:20 pm-6:00 pm

2 stops33h 40m

Busan Gimhae

Wed 5/6

7:10 pm-5:50 am

2 stops23h 40m

$1,368

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 4/15

7:11 pm-6:00 pm

2 stops33h 49m

Busan Gimhae

Wed 4/22

7:10 pm-5:50 am

2 stops23h 40m

$1,428

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 4/29

1:15 pm-4:35 pm

1 stop38h 20m

Busan Gimhae

Wed 5/6

8:00 am-11:15 am

1 stop16h 15m

$1,548

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Tue 4/28

6:50 pm-7:00 pm

2 stops35h 10m

Busan Gimhae

Tue 5/5

10:30 am-12:05 pm

2 stops38h 35m

$1,549

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Tue 4/28

6:50 pm-7:00 pm

2 stops35h 10m

Busan Gimhae

Tue 5/5

10:30 am-12:05 pm

2 stops38h 35m

$1,550
Quickest round-trip

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Tue 4/28

1:15 pm-7:45 am

1 stop29h 30m

Busan Gimhae

Tue 5/5

7:00 am-11:15 am

1 stop17h 15m

$1,553

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. Dulles Intl Airport to Busan

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. Dulles Intl Airport to Busan flights?

You could potentially save up to 44% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Busan flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Busan

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Busan 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 Busan (IAD to PUS) flight deals and tips

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

Fastest flight time

26h 55m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Busan takes 26h 55m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Busan. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Busan.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Busan Gimhae by plane?

    There are 7042.9 mi between Washington, D.C. Dulles Intl and Busan Gimhae. In terms of flight time, this usually takes a little over 26h 55m.

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

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

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Busan Gimhae Airport?

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

  • What documentation or ID do you need to fly to Busan Gimhae Airport?

    The required travel and health documents for your Busan Gimhae Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Busan Gimhae Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Busan?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Busan

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Busan with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom $1,364Free CancellationRating
7.3
141 reviews
Search Air China flights
Korean AirPriceFrom $1,771Free CancellationRating
8.4
1,202 reviews
Search Korean Air flights

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Busan for you.

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

Flights from Washington, D.C. to Busan 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 Washington, D.C. to Busan?

Once you have performed a search for Washington, D.C. to Busan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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