Cheap Flights to Washington from ₩520,800

At Expedia, we’ve been channeling our inner acrobat to give you the most flexible fares available. Simply mark the “No change fee” box right under the “Flexible change policies” filter to find the best flights to Washington.

Book your seat with any of these airlines and buckle up for new adventures in Washington:

• Alaska Airlines - 9,739 flights to or near Washington each month, including 8,781 flights to Seattle - Tacoma Intl. Airport (SEA) and 676 flights to Spokane Intl. Airport (GEG) per month.
• American Airlines - 8,039 flights to or near Washington each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 663 flights to Seattle - Tacoma Intl. Airport (SEA) per month.
• Delta Air Lines - 6,417 flights to or near Washington each month, including 4,186 flights to Seattle - Tacoma Intl. Airport (SEA) and 1,516 flights to Ronald Reagan Washington National Airport (DCA) per month.

Start searching as early as possible, fly in or out of nearby airports, avoid peak travel periods — you’re not short of ways! One more is to make the most of Expedia’s “flexible dates” feature. Search for your Washington flight, then check out the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Washington was ₩689,500.

You could have purchased a return flight to Washington from anywhere between ₩689,500 and ₩1,181,600 in the last seven days. For one-way journeys from Seoul (ICN), the lowest amount paid during this time was ₩520,800.

Your budget, departure point and your chosen airline will help decide which of these major Washington airports you’ll touch down at:

• Seattle - Tacoma Intl. Airport (SEA) - 15,456 flights per month.
• Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
• Spokane Intl. Airport (GEG) - 1,742 flights per month.

If you’re not fixed on what date you jet off to Washington, fly out early in the week. The cheapest day to take off is usually Tuesday, followed closely by Monday. Saturday is typically the priciest day, with many vacationers preferring to fly on the weekend.

In the last seven days, plane tickets to Washington varied from ₩689,500 to ₩1,181,600.

Summer begins June 20 in the Northern Hemisphere, and these warmer months are a lovely time to travel to the exciting Washington city of Seattle. Average temperatures range between 55ºF and 75ºF across the season. The biggest crowds can be found here in March, May and June.

The top month to purchase budget fares to Washington is February. It’s worth noting that in the USA, the most expensive time to purchase a ticket is the festive month of December.