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Cheap flights from Washington, D.C. Dulles Intl Airport to Busan from $604

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 3/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
8:20 pm - 10:50 am
PUS
-
IAD
27h 30m
1 stop
$1,092Multiple Airlines
Sun, Apr 26 - Tue, Apr 28
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
8:20 pm - 10:50 am
PUS
-
IAD
27h 30m
1 stop
$1,095Multiple Airlines
Fri, Apr 24 - Tue, Apr 28
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
1:40 pm - 10:50 am
PUS
-
IAD
34h 10m
1 stop
$1,115Multiple Airlines
Sun, Apr 26 - Sat, May 2
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
4:05 pm - 10:50 am
PUS
-
IAD
31h 45m
1 stop
$1,116Multiple Airlines
Fri, Apr 24 - Sun, Apr 26
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
1:40 pm - 10:50 am
PUS
-
IAD
34h 10m
1 stop
$1,118Multiple Airlines
Fri, Apr 24 - Sat, May 2
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
9:30 am - 5:50 am
PUS
-
IAD
33h 20m
2 stops
$1,133Multiple Airlines
Fri, Apr 24 - Thu, Apr 30
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
2:20 pm - 10:05 am
PUS
-
IAD
32h 45m
2 stops
$1,144Multiple Airlines
Sun, Apr 26 - Sat, May 2
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
2:20 pm - 10:05 am
PUS
-
IAD
32h 45m
2 stops
$1,147Multiple Airlines
Fri, Apr 24 - Sat, May 2
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
1:40 pm - 12:09 am
PUS
-
IAD
23h 29m
2 stops
$1,215Multiple Airlines
Sun, Apr 26 - Wed, Apr 29
Multiple Airlines Logo
1:20 pm - 8:30 am
IAD
-
PUS
30h 10m
1 stop
Multiple Airlines Logo
1:40 pm - 12:09 am
PUS
-
IAD
23h 29m
2 stops
$1,234Multiple Airlines
Sun, Apr 26 - Fri, May 1

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 25
IAD6:50 pmWashington, D.C. Dulles Intl
27h 25m
2 stops
PUS11:15 amBusan Gimhae
Apr 28
PUS10:30 amBusan Gimhae
38h 35m
2 stops
IAD12:05 pmWashington, D.C. Dulles Intl
$1,403
China Airlines
Apr 25
IAD6:50 pmWashington, D.C. Dulles Intl
27h 25m
2 stops
PUS11:15 amBusan Gimhae
Apr 30
PUS12:15 pmBusan Gimhae
36h 50m
2 stops
IAD12:05 pmWashington, D.C. Dulles Intl
$1,488

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 23
IAD1:15 pmWashington, D.C. Dulles Intl
18h 30m
1 stop
PUS8:45 pmBusan Gimhae
Apr 27
PUS7:00 amBusan Gimhae
17h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
$1,664
Korean Air
Apr 23
IAD3:00 pmWashington, D.C. Dulles Intl
27h 45m
2 stops
PUS7:45 amBusan Gimhae
Apr 27
PUS8:00 amBusan Gimhae
16h 15m
1 stop
IAD11:15 amWashington, D.C. Dulles Intl
$1,670
Korean Air
Apr 23
IAD1:15 pmWashington, D.C. Dulles Intl
29h 50m
1 stop
PUS8:05 amBusan Gimhae
Apr 29
PUS10:40 amBusan Gimhae
27h 02m
2 stops
IAD12:42 amWashington, D.C. Dulles Intl
$1,675

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 February 22, 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

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Tue 4/28

8:20 pm-10:50 am

1 stop27h 30m

$1,092

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Tue 4/28

8:20 pm-10:50 am

1 stop27h 30m

$1,095

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Sat 5/2

1:40 pm-10:50 am

1 stop34h 10m

$1,115

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Sun 4/26

4:05 pm-10:50 am

1 stop31h 45m

$1,116

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Sat 5/2

1:40 pm-10:50 am

1 stop34h 10m

$1,118

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Thu 4/30

9:30 am-5:50 am

2 stops33h 20m

$1,133

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Sat 5/2

2:20 pm-10:05 am

2 stops32h 45m

$1,144

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Sat 5/2

2:20 pm-10:05 am

2 stops32h 45m

$1,147

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Wed 4/29

1:40 pm-12:09 am

2 stops23h 29m

$1,215

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Sun 4/26

1:20 pm-8:30 am

1 stop30h 10m

Busan Gimhae

Fri 5/1

1:40 pm-12:09 am

2 stops23h 29m

$1,234

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Busan flights?

You could potentially save up to 19% 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

23h 25m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Busan takes 23h 25m
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 23h 25m.

  • 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
7.2
139 reviews
Search Air China flights
Korean AirPriceFrom $1,774Free CancellationRating
8.4
1,195 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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