What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Busan Gimhae?

Air China, Delta, and Korean Air are the most popular carriers operating from Washington, D.C. Dulles Intl to Busan Gimhae

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?

As of November 2025, there are 2 operators available to choose from 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.

$609 Cheap Flights from Washington, D.C. Dulles Intl Airport to Busan in 2025/26

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Busan

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2:35 pm - 1:20 pmIAD-PUS

32h 45m3 stops

7:20 am - 8:54 pmPUS-IAD

27h 34m3 stops

$1,440Multiple Airlines

Find Deal

lun., févr. 9 - jeu., févr. 26

4:30 pm - 5:40 pmIAD-PUS

35h 10m2 stops

11:05 am - 8:54 pmPUS-IAD

23h 49m3 stops

$1,693Multiple Airlines

Find Deal

lun., févr. 9 - jeu., févr. 26

11:10 am - 1:00 pmIAD-PUS

35h 50m1 stop

2:40 pm - 5:40 amPUS-IAD

29h 00m2 stops

$1,724Multiple Airlines

Find Deal

sam., févr. 7 - dim., févr. 22

11:10 am - 1:00 pmIAD-PUS

35h 50m1 stop

2:40 pm - 5:20 pmPUS-IAD

40h 40m2 stops

$1,730Multiple Airlines

Find Deal

sam., févr. 7 - lun., févr. 23

2:35 pm - 1:20 pmIAD-PUS

32h 45m3 stops

11:05 am - 9:21 pmPUS-IAD

24h 16m2 stops

$1,733Multiple Airlines

Find Deal

dim., févr. 1 - dim., févr. 15

6:04 pm - 6:50 pmIAD-PUS

34h 46m2 stops

7:50 pm - 5:40 amPUS-IAD

23h 50m2 stops

$1,744Multiple Airlines

Find Deal

lun., févr. 9 - jeu., févr. 26

11:50 am - 8:45 pmIAD-PUS

18h 55m1 stop

7:00 am - 9:50 amPUS-IAD

16h 50m1 stop

$1,773Delta

Find Deal

jeu., févr. 5 - lun., févr. 23

11:50 am - 8:05 amIAD-PUS

30h 15m1 stop

4:10 pm - 9:50 amPUS-IAD

31h 40m1 stop

$1,776Korean Air

Find Deal

jeu., févr. 5 - dim., févr. 22

7:30 am - 7:35 pmIAD-PUS

22h 05m2 stops

7:00 am - 9:50 amPUS-IAD

16h 50m1 stop

$1,778Delta

Find Deal

jeu., févr. 5 - lun., févr. 23

7:49 pm - 8:45 pmIAD-PUS

34h 56m2 stops

4:10 pm - 9:50 amPUS-IAD

31h 40m1 stop

$1,790Delta

Find Deal

dim., févr. 1 - dim., févr. 15

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

Our best Air China deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets

Air China

Apr 7

IAD11:00 pmWashington, D.C. Dulles Intl

23h 45m

1 stop

PUS11:45 amBusan Gimhae

Apr 21

PUS12:45 pmBusan Gimhae

19h 45m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$1,354

Find similar

Air China

Mar 27

IAD11:00 pmWashington, D.C. Dulles Intl

23h 45m

1 stop

PUS11:45 amBusan Gimhae

Apr 11

PUS12:45 pmBusan Gimhae

48h 54m

2 stops

IAD12:39 amWashington, D.C. Dulles Intl

$1,783

Find similar

Air China

Feb 6

IAD10:00 pmWashington, D.C. Dulles Intl

23h 45m

1 stop

PUS11:45 amBusan Gimhae

Feb 23

PUS12:45 pmBusan Gimhae

32h 30m

2 stops

IAD7:15 amWashington, D.C. Dulles Intl

$2,087

Find similar

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets

Delta

Feb 5

IAD11:50 amWashington, D.C. Dulles Intl

18h 55m

1 stop

PUS8:45 pmBusan Gimhae

Feb 23

PUS7:00 amBusan Gimhae

16h 50m

1 stop

IAD9:50 amWashington, D.C. Dulles Intl

$1,773

Find similar

Delta

Feb 5

IAD7:30 amWashington, D.C. Dulles Intl

22h 05m

2 stops

PUS7:35 pmBusan Gimhae

Feb 23

PUS7:00 amBusan Gimhae

16h 50m

1 stop

IAD9:50 amWashington, D.C. Dulles Intl

$1,778

Find similar

Delta

Feb 1

IAD7:49 pmWashington, D.C. Dulles Intl

34h 56m

2 stops

PUS8:45 pmBusan Gimhae

Feb 15

PUS4:10 pmBusan Gimhae

31h 40m

1 stop

IAD9:50 amWashington, D.C. Dulles Intl

$1,790

Find similar

momondo Fare Finder

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

lun. 2/9

2:35 pm-1:20 pm

3 stops32h 45m

Busan Gimhae

jeu. 2/26

7:20 am-8:54 pm

3 stops27h 34m

$1,440

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

lun. 2/9

4:30 pm-5:40 pm

2 stops35h 10m

Busan Gimhae

jeu. 2/26

11:05 am-8:54 pm

3 stops23h 49m

$1,693

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

sam. 2/7

11:10 am-1:00 pm

1 stop35h 50m

Busan Gimhae

dim. 2/22

2:40 pm-5:40 am

2 stops29h 00m

$1,724

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

sam. 2/7

11:10 am-1:00 pm

1 stop35h 50m

Busan Gimhae

lun. 2/23

2:40 pm-5:20 pm

2 stops40h 40m

$1,730

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

dim. 2/1

2:35 pm-1:20 pm

3 stops32h 45m

Busan Gimhae

dim. 2/15

11:05 am-9:21 pm

2 stops24h 16m

$1,733

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

lun. 2/9

6:04 pm-6:50 pm

2 stops34h 46m

Busan Gimhae

jeu. 2/26

7:50 pm-5:40 am

2 stops23h 50m

$1,744

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

jeu. 2/5

11:50 am-8:45 pm

1 stop18h 55m

Busan Gimhae

lun. 2/23

7:00 am-9:50 am

1 stop16h 50m

$1,773

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

jeu. 2/5

11:50 am-8:05 am

1 stop30h 15m

Busan Gimhae

dim. 2/22

4:10 pm-9:50 am

1 stop31h 40m

$1,776

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

jeu. 2/5

7:30 am-7:35 pm

2 stops22h 05m

Busan Gimhae

lun. 2/23

7:00 am-9:50 am

1 stop16h 50m

$1,778

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

dim. 2/1

7:49 pm-8:45 pm

2 stops34h 56m

Busan Gimhae

dim. 2/15

4:10 pm-9:50 am

1 stop31h 40m

$1,790

Flights are sorted by cheapest round-trip flights 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

Prices

Airlines

What is the cheapest day to depart on your flight to Busan?

Our data shows that Thursday is the least expensive day to fly to Busan. Tickets to fly out on this day can be as low as $1,868. Flights from Washington, D.C. Dulles Intl Airport to Busan on a Saturday will generally be more expensive and average around $2,265. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Busan?

At noon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Busan when you can find flight prices for as low as $1,947. Flying to Busan at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Busan, so prices are often more expensive at around $2,139 per ticket.

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

Direct flights	None

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 18h 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?
As of November 2025, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. Dulles Intl Airport to Busan is Air China, representing 50% of all bookings. The subsequent popular airline is Korean Air at 50%.

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 China	PriceFrom $1,364	Free Cancellation	Rating 7.2 124 reviews		Search Air China flights
Korean Air	PriceFrom $1,779	Free Cancellation	Rating 8.4 1,166 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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Cheap flights from Washington, D.C. Dulles Intl Airport to Busan from $609

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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Busan

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

Our best Air China deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Busan flight tickets

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

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

What is the cheapest day to depart on your flight to Busan?

What is the cheapest time of day to depart on your flight to Busan?

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.

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Busan Gimhae?

Air China, Delta, and Korean Air are the most popular carriers operating from Washington, D.C. Dulles Intl to Busan Gimhae

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

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

Direct flights

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

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

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?

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Busan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Airports servicing South Korea