Cheap Flights from Washington (IAD) to Yangyang (YNY)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)

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Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.) cost?
Secure a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)?
The cheapest month to fly from IAD to YNY is , when there's less demand. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)?
To find the cheapest airline that'll fly you from IAD to YNY, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)?
There are no daily direct flights from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from IAD to YNY?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.) last-minute?
Last-minute fares from IAD to YNY are generally more expensive. To secure the cheapest rates, start looking for flights well in advance. That being said, if you can play around with your travel dates, you may score a cheap ticket right before your journey.
Is it cheaper to book an IAD to YNY flight and hotel package?
You can save money by booking an IAD to YNY flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your ideal accommodations and flights, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Yangyang (YNY-Yangyang Intl.)?
It's usually possible to cancel or reschedule your IAD to YNY flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Yangyang Intl.
Distance
6863 mi

Book with confidence

Washington to Yangyang Flights

The cheapest times to fly from Washington to Yangyang

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Yangyang are during the month of . You can find some of the cheapest flights from Washington to Yangyang with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Yangyang

Sunday is one of the best days to book for cheap flights from Washington to Yangyang: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Yangyang

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Yangyang in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Yangyang flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Yangyang airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Yangyang Flights

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*Available to One Key members.