$717 Cheap flights from Washington to Ishigaki (IAD to ISG)

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Popular airlines from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG)

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Cheap Flights from Washington to Ishigaki (IAD-ISG)

Prices were available within the past 7 days and start at $717 for one-way flights and $1,333 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,333

Roundtrip

found 5 days ago

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,383

Roundtrip

found 5 days ago

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,387

Roundtrip

found 5 days ago

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,389

Roundtrip

found 5 days ago

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,393

Roundtrip

found 5 days ago

Thu, Sep 25 - Mon, Sep 29

IAD

Washington

ISG

Ishigaki

$1,451

Roundtrip

found 6 days ago

Thu, Sep 25 - Mon, Sep 29

IAD

Washington

ISG

Ishigaki

$1,454

Roundtrip

found 6 days ago

Thu, Sep 25 - Mon, Sep 29

IAD

Washington

ISG

Ishigaki

$1,455

Roundtrip

found 6 days ago

Thu, Nov 6 - Fri, Nov 14

IAD

Washington

ISG

Ishigaki

$1,496

Roundtrip

found 5 days ago

Sun, Sep 21 - Sat, Sep 27

IAD

Washington

ISG

Ishigaki

$1,705

Roundtrip

found 3 days ago

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG) cost?

Grab a cheap one-way flight from $717 or cheap return flight from $1,333 from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.

What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG)?

Planning your getaway for November is a great way to save, as it's the cheapest month for flights between IAD and ISG. You'll usually find the lowest fares during the off-season.

What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG)?

To find the cheapest airline that'll fly you from IAD to ISG, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.

How many flights per day from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG)?

You'll need to take a flight with a layover if you're traveling from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.

What day of the week has the most flights from IAD to ISG?

Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, carrier 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 Painushima Airport (ISG)?

To land at Painushima Airport (ISG) on schedule, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Painushima Airport (ISG) last-minute?

Booking your plane ticket from IAD to ISG shortly before your getaway is typically more expensive. But if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.

Is it cheaper to book an IAD to ISG flight and hotel package?

Compared with arranging hotels and flights separately, booking an IAD to ISG flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and select from our extensive range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.

Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Painushima Airport (ISG)?

In most instances, you can modify or cancel your IAD to ISG flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Origin airport	Washington Dulles Intl.
Destination airport	Painushima
Roundtrip price	$1,333
Distance	7840 mi

Book with confidence

Washington to Ishigaki Flights

The cheapest times to fly from Washington to Ishigaki

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 Ishigaki are during the month of November. You can find some of the cheapest flights from Washington to Ishigaki with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to Ishigaki

Sunday is one of the best days to book for cheap flights from Washington to Ishigaki: 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 Ishigaki

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 Ishigaki in 2025. You can also book with separate airlines for your outbound and return journeys, from $717 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 Ishigaki 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 Ishigaki 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.