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Cheap flights from Washington, D.C. Dulles Intl Airport to Busan from $487

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 8/30. 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

Discover deals from 900+ travel sites with momondo.

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.
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 10:00 pm
PUS
-
IAD
23h 40m
1 stop
$1,164EVA Air
Sat, Sep 26 - Mon, Oct 5
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 10:00 pm
PUS
-
IAD
23h 40m
1 stop
$1,166EVA Air
Sat, Sep 26 - Mon, Oct 5
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 10:00 pm
PUS
-
IAD
23h 40m
1 stop
$1,187EVA Air
Wed, Sep 9 - Mon, Sep 14
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 10:00 pm
PUS
-
IAD
23h 40m
1 stop
$1,188EVA Air
Wed, Sep 9 - Mon, Sep 14
Multiple Airlines Logo
9:00 pm - 8:45 pm
IAD
-
PUS
34h 45m
2 stops
Multiple Airlines Logo
4:30 pm - 3:40 pm
PUS
-
IAD
36h 10m
2 stops
$1,200Multiple Airlines
Thu, Aug 27 - Thu, Sep 3
EVA Air Logo
1:50 am - 11:35 am
IAD
-
PUS
20h 45m
1 stop
EVA Air Logo
7:10 pm - 10:00 pm
PUS
-
IAD
39h 50m
1 stop
$1,263EVA Air
Wed, Aug 26 - Thu, Sep 3
Multiple Airlines Logo
1:50 am - 11:35 am
IAD
-
PUS
20h 45m
1 stop
Multiple Airlines Logo
8:25 am - 10:50 am
PUS
-
IAD
39h 25m
2 stops
$1,321Multiple Airlines
Wed, Aug 26 - Thu, Sep 3
Multiple Airlines Logo
9:03 am - 8:45 pm
IAD
-
PUS
22h 42m
2 stops
Multiple Airlines Logo
4:00 pm - 11:59 pm
PUS
-
IAD
44h 59m
2 stops
$1,348Multiple Airlines
Mon, Aug 31 - Mon, Sep 7
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 5:40 am
PUS
-
IAD
31h 20m
2 stops
$1,352EVA Air
Sat, Sep 26 - Mon, Oct 5
EVA Air Logo
1:15 am - 10:20 am
IAD
-
PUS
20h 05m
1 stop
EVA Air Logo
11:20 am - 5:40 am
PUS
-
IAD
31h 20m
2 stops
$1,354EVA Air
Sat, Sep 26 - Mon, Oct 5

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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
Aug 31
IAD1:30 pmWashington, D.C. Dulles Intl
29h 15m
1 stop
PUS7:45 amBusan Gimhae
Sep 7
PUS4:30 pmBusan Gimhae
31h 35m
1 stop
IAD11:05 amWashington, D.C. Dulles Intl
$1,363
Korean Air
Aug 31
IAD8:28 amWashington, D.C. Dulles Intl
20h 52m
2 stops
PUS6:20 pmBusan Gimhae
Sep 7
PUS6:30 pmBusan Gimhae
29h 35m
1 stop
IAD11:05 amWashington, D.C. Dulles Intl
$1,368
Korean Air
Sep 10
IAD8:00 amWashington, D.C. Dulles Intl
22h 35m
2 stops
PUS7:35 pmBusan Gimhae
Sep 14
PUS8:00 amBusan Gimhae
16h 05m
1 stop
IAD11:05 amWashington, D.C. Dulles Intl
$1,423

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

Our best China Eastern deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets
China Eastern
Aug 10
IAD12:29 pmWashington, D.C. Dulles Intl
39h 21m
2 stops
PUS4:50 pmBusan Gimhae
Aug 25
PUS8:35 amBusan Gimhae
22h 58m
2 stops
IAD6:33 pmWashington, D.C. Dulles Intl
$3,367
China Eastern
Oct 12
IAD12:30 pmWashington, D.C. Dulles Intl
34h 05m
2 stops
PUS11:35 amBusan Gimhae
Oct 24
PUS12:35 pmBusan Gimhae
43h 35m
2 stops
IAD7:10 pmWashington, D.C. Dulles Intl
$9,558

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 July 18, 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
Quickest round-trip

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sat 9/26

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 10/5

11:20 am-10:00 pm

1 stop23h 40m

$1,164

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sat 9/26

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 10/5

11:20 am-10:00 pm

1 stop23h 40m

$1,166

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 9/14

11:20 am-10:00 pm

1 stop23h 40m

$1,187

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 9/14

11:20 am-10:00 pm

1 stop23h 40m

$1,188

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Thu 8/27

9:00 pm-8:45 pm

2 stops34h 45m

Busan Gimhae

Thu 9/3

4:30 pm-3:40 pm

2 stops36h 10m

$1,200

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 8/26

1:50 am-11:35 am

1 stop20h 45m

Busan Gimhae

Thu 9/3

7:10 pm-10:00 pm

1 stop39h 50m

$1,263

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 8/26

1:50 am-11:35 am

1 stop20h 45m

Busan Gimhae

Thu 9/3

8:25 am-10:50 am

2 stops39h 25m

$1,321

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 8/31

9:03 am-8:45 pm

2 stops22h 42m

Busan Gimhae

Mon 9/7

4:00 pm-11:59 pm

2 stops44h 59m

$1,348

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sat 9/26

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 10/5

11:20 am-5:40 am

2 stops31h 20m

$1,352

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sat 9/26

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 10/5

11:20 am-5:40 am

2 stops31h 20m

$1,354

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Busan from

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

Which airport is the most popular layover for flights between Washington, D.C. Dulles Intl Airport and Busan?

Percentage of 1-stop return trips between Washington, D.C. Dulles Intl Airport and Busan selected by momondo users, with the same layover airport each way, over the last 12 months.

Beijing (PEK) was the most common stop: 89% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Washington, D.C. Dulles Intl Airport to Busan?

Average price of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Busan, with the same layover airport on both legs, clicked by momondo users over the past 12 months.

Flights via Beijing (PEK) offer the lowest average round-trip price of $1,465.

Which layover airport has the shortest travel time from Washington, D.C. Dulles Intl Airport to Busan?

Average total travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Busan, grouped by layover airport, based on momondo user clicks from the past 12 months.

Flights connecting via Incheon (ICN) have the shortest average one-way travel time: 18h 55m.

Which layover airport has the shortest connection time from Washington, D.C. Dulles Intl Airport to Busan?

Average connection time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Busan, grouped by layover airport, based on momondo user clicks over the last 12 months.

Incheon (ICN) has the shortest average layover time for this route: 1h 33m.

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

18h 30m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Busan takes 18h 30m
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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Busan

  • 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 18h 30m.

  • 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 $1,436Free CancellationRating
7.4
156 reviews
Search Air China flights
Korean AirPriceFrom $1,771Free CancellationRating
8.4
1,221 reviews
Search Korean Air flights

Why use momondo?

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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