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Flights from Busan to Washington D.C.

What to know about flights from Busan to Washington D.C.?

The distance between Busan and Washington D.C. is approximately 11,357.79 km. Based on Trip.com's data, travel demand peaks in January.

Cheapest one-way
$635
Air China Air China PUS-WAS 19h 45m · 1 stop Fri, Sep 18
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Cheapest round-trip
$1,100
EVA Air EVA Air PUS-WAS 39h 50m · 2 stops Mon, Sep 28 - Fri, Oct 2
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Recommended airlines
Air China Air China Cheapest · From $635 EVA Air EVA Air Most booked
When to travel
September
Cheapest
January
Peak season for travel
Route details
11,357.79 km
Flight distance

Explore the cheapest one-way and round-trip flights from Busan to Washington D.C. over the next 90 days, with one-way fares from $635 and round-trip from $1,100. Based on Trip.com's latest 7-day flight data.

      • PUS 7:10 PM
        39h 50m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Mon, Sep 28 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Fri, Oct 2 | EVA Air
        $1,100 $1,637
        33% off
        33% off
        $1,637 $1,100
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Mon, Sep 7 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Fri, Sep 11 | EVA Air
        $1,104 $1,637
        33% off
        33% off
        $1,637 $1,104
      • PUS 7:10 PM
        39h 50m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sun, Oct 4 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Sun, Oct 11 | EVA Air
        $1,107 $1,637
        32% off
        32% off
        $1,637 $1,107
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Mon, Oct 5 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Fri, Oct 9 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Mon, Sep 21 | EVA Air
        IAD 1:15 AM
        20h 5m
        1 stop
        PUS 10:20 AM
        Washington D.C. - Busan | Wed, Sep 23 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 7:10 PM
        39h 50m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sun, Oct 25 | EVA Air
        IAD 1:15 AM
        27h 25m
        1 stop
        PUS 5:40 PM
        Washington D.C. - Busan | Wed, Oct 28 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Thu, Oct 15 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Sun, Oct 18 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Mon, Oct 19 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Wed, Oct 21 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sat, Sep 12 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Fri, Sep 18 | EVA Air
        $1,194
        27% off
        $1,637 $1,194
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Tue, Oct 6 | EVA Air
        IAD 1:15 AM
        27h 45m
        1 stop
        PUS 6:00 PM
        Washington D.C. - Busan | Fri, Oct 9 | EVA Air
        $1,195
        27% off
        $1,637 $1,195
      • PUS 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Busan - Washington D.C. | Tue, Sep 8 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        PUS 4:00 PM
        Washington D.C. - Busan | Thu, Sep 10 | Normal Airline
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      • PUS 12:45 PM
        19h 45m
        1 stop
        IAD 7:30 PM
        Busan - Washington D.C. | Fri, Sep 18 | Air China
        $635 $959
        34% off
        34% off
        $959 $635
      • PUS 12:45 PM
        19h 45m
        1 stop
        IAD 7:30 PM
        Busan - Washington D.C. | Mon, Oct 19 | Air China
        $638 $959
        33% off
        33% off
        $959 $638
      • PUS 12:45 PM
        19h 45m
        1 stop
        IAD 7:30 PM
        Busan - Washington D.C. | Mon, Sep 21 | Air China
        $642 $959
        33% off
        33% off
        $959 $642
      • PUS 12:45 PM
        19h 45m
        1 stop
        IAD 7:30 PM
        Busan - Washington D.C. | Mon, Sep 28 | Air China
        $643
        33% off
        $959 $643
      • PUS 12:45 PM
        19h 45m
        1 stop
        IAD 7:30 PM
        Busan - Washington D.C. | Fri, Oct 2 | Air China
        $651
        32% off
        $959 $651
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sat, Sep 19 | EVA Air
        $677
        28% off
        $959 $677
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sat, Oct 10 | EVA Air
        $683
        28% off
        $959 $683
      • PUS 7:10 PM
        39h 50m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sun, Oct 4 | EVA Air
        $684
        28% off
        $959 $684
      • PUS 11:20 AM
        23h 40m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sat, Oct 17 | EVA Air
        $700
        27% off
        $959 $700
      • PUS 7:10 PM
        39h 50m
        1 stop
        IAD 10:00 PM
        Busan - Washington D.C. | Sun, Oct 18 | EVA Air
        $700
        27% off
        $959 $700
      • PUS 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Busan - Washington D.C. | Tue, Sep 8 | Normal Airline
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        Find more flights

Which airlines are the most popular for Busan to Washington D.C. flights?

You can choose from 1 airlines that fly from Busan to Washington D.C., including EVA Air, Air China has lowest fares on this route.
EVA Air logo EVA Air
Airlines are determined based on actual purchased flight tickets from Busan to Washington D.C. according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Busan to Washington D.C. (PUS-WAS)?

    Based on Trip.com data, Air China offers one-way fares as low as $635 on Cheapest nonstop routes (e.g. PUS to IAD on Fri, Sep 18), while EVA Air offers Cheapest nonstop round-trips from $1,100 departing on Mon, Sep 28 and returning on Fri, Oct 2.
  • At the moment, several airlines serve connecting flights from Busan to Washington D.C., including: EVA Air Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Busan to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Busan to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Sep 18, with one-way flights priced at just $635.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air China.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Busan to Washington D.C. is September, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Busan to Washington D.C. on September 22, 2026 with Air China, with prices starting at $620.
  • You can arrive at any of the following airports in Washington D.C.: Dulles International Airport (IAD), and Ronald Reagan Washington National Airport (DCA). Flights from Gimhae International Airport to Dulles International Airport (PUS-IAD) are by far the most popular option for this route.
  • The time difference between Washington D.C. and Busan is 14h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Busan to Washington D.C. is $1,050. Fares vary by travel date, airline and availability.
  • Enter Busan and Washington D.C., choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.