$782 Cheap Flights from Washington (IAD) to Okayama (OKJ)

View $782 flight on Sat, Jan 3, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ)

Cheap Flights from Washington to Okayama (IAD-OKJ)

Prices were available within the past 7 days and start at $782 for one-way flights and $1,416 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$1,416 Roundtrip, found 2 days ago
$1,416
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $1,416 found 2 days ago
All Nippon Airways
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$1,426 Roundtrip, found 2 days ago
$1,426
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $1,426 found 2 days ago
All Nippon Airways
Sun, May 31 - Tue, Jun 30
IAD
Washington
OKJ
Okayama
$1,567 Roundtrip, found 5 days ago
$1,567
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sun, May 31 from Washington to Okayama, returning Tue, Jun 30, priced at $1,567 found 5 days ago
All Nippon Airways
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$1,616 Roundtrip, found 2 days ago
$1,616
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $1,616 found 2 days ago
United
Wed, Nov 12 - Fri, Nov 21
IAD
Washington
OKJ
Okayama
$1,686 Roundtrip, found 21 hours ago
$1,686
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Okayama, returning Fri, Nov 21, priced at $1,686 found 21 hours ago
All Nippon Airways
Tue, Nov 11 - Fri, Nov 21
IAD
Washington
OKJ
Okayama
$1,702 Roundtrip, found 21 hours ago
$1,702
Roundtrip
found 21 hours ago
Select All Nippon Airways flight, departing Tue, Nov 11 from Washington to Okayama, returning Fri, Nov 21, priced at $1,702 found 21 hours ago
United
Wed, Nov 12 - Mon, Nov 24
IAD
Washington
OKJ
Okayama
$1,736 Roundtrip, found 21 hours ago
$1,736
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Okayama, returning Mon, Nov 24, priced at $1,736 found 21 hours ago
Lufthansa
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$1,885 Roundtrip, found 2 days ago
$1,885
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $1,885 found 2 days ago
Air Canada
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$2,820 Roundtrip, found 2 days ago
$2,820
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $2,820 found 2 days ago
Qatar Airways
Wed, Jun 10 - Fri, Jul 10
IAD
Washington
OKJ
Okayama
$3,263 Roundtrip, found 2 days ago
$3,263
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Wed, Jun 10 from Washington to Okayama, returning Fri, Jul 10, priced at $3,263 found 2 days ago

Alternative airports near Okayama

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Okayama Airport OKJ. Cheapest and Closest option available. Average driving time to city center is 23 minutes. Flights from $1,846
OKJ
Okayama Airport
CheapestClosest
Average driving time to city center23 min
Flights from $1,846
Flights from Washington (IAD) to Okayama (OKJ)
Origin airport
Washington Dulles Intl.
Destination airport
Okayama
Airlines serving
Air Canada, All Nippon Airways, Lufthansa
Roundtrip price
$1,416
Distance
6964 mi

Washington to Okayama Flights

The cheapest times to fly from Washington to Okayama

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

 

The best time to book a flight from Washington to Okayama

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

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 Okayama in 2025. You can also book with separate airlines for your outbound and return journeys, from $782 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 Okayama 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 Okayama 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ) cost?
Lock in a cheap one-way flight from $782 or cheap return flight from $1,416 from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ)?
Flying in June may help you find better deals, as it's the cheapest month for flights between IAD and OKJ. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ)?
To find the cheapest airline that'll fly you from IAD to OKJ, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat 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 Okayama Airport (OKJ)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to OKJ?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a number of factors, including the time of year and carrier.*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 Okayama Airport (OKJ)?
To reach Okayama Airport (OKJ) on schedule, select a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood 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 Okayama Airport (OKJ) last-minute?
Last-minute bookings from IAD to OKJ are generally more expensive. To secure the cheapest rates, start searching for flights well in advance. That being said, if your travel plans are flexible, it's possible to land a cheap fare right before your journey.
Is it cheaper to book an IAD to OKJ flight and hotel package?
You can save money by booking an IAD to OKJ 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 it all in one convenient place. After choosing your preferred accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Okayama Airport (OKJ)?
Typically, it's possible to reschedule or cancel your IAD to OKJ flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.