IAD - OSA

$415 Find Cheap Flights from Washington, D.C. to Osaka - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$953
Typical prices: $1,145-$1,774
Multiple Airlines
Tue 1/23Tue 2/6
IAD - KIX • 3 stops
Cheapest one-way
$426
Typical prices: $643-$910
Multiple Airlines
Wed 3/7
IAD - KIX • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Osaka. You'll need to take a connecting flight to reach the destination.
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Top routes
IAD - KIX
Cheapest • 6% average savings
IAD - ITM
Most popular
Insights
Insights
When to travel
January
Cheapest • 20% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Incheon Intl (ICN)
Cheapest • Avg $1,243 (round-trip)
Toronto Pearson Intl (YYZ)
Shortest trip • 16h 36m (one-way)
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Insights
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We hope you love your trip to Osaka!
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Flight Deals

Cheap Flights from Washington, D.C. to Osaka (IAD-OSA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Osaka

Sat, Jan 23 - Sat, Feb 6
Multiple Airlines Logo
5:30 pm - 6:45 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
35h 15m3 stops Seattle/Tacoma Intl Portland Honolulu
Multiple Airlines Logo
8:45 pm - 5:50 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
35h 05m2 stops Honolulu San Diego
$953Multiple Airlines
Mon, Nov 30 - Thu, Dec 10
Multiple Airlines Logo
11:35 pm - 5:00 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
27h 25m1 stop Incheon Intl
Multiple Airlines Logo
10:50 am - 6:30 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
45h 40m2 stops Incheon Intl Beijing Capital
$1,018Multiple Airlines
Fri, Nov 27 - Fri, Dec 4
Multiple Airlines Logo
11:35 pm - 9:55 amIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
20h 20m1 stop Incheon Intl
Multiple Airlines Logo
7:40 am - 6:30 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
24h 50m2 stops Incheon Intl Beijing Capital
$1,032Multiple Airlines
Wed, Jan 27 - Wed, Feb 3
Multiple Airlines Logo
11:35 pm - 4:50 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
27h 15m1 stop Incheon Intl
Multiple Airlines Logo
8:30 am - 8:35 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
26h 05m1 stop Seoul Gimpo Intl
$1,082Multiple Airlines
Tue, Jan 19 - Tue, Jan 26
Multiple Airlines Logo
6:53 pm - 6:45 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
33h 52m3 stops San Diego Las Vegas Harry Reid Intl Honolulu
Multiple Airlines Logo
8:45 pm - 5:50 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
35h 05m2 stops Honolulu San Diego
$1,100Multiple Airlines
Tue, Feb 2 - Tue, Feb 9
Multiple Airlines Logo
5:30 pm - 6:45 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
35h 15m3 stops Seattle/Tacoma Intl Portland Honolulu
Multiple Airlines Logo
8:45 pm - 5:50 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
35h 05m2 stops Honolulu San Diego
$1,105Multiple Airlines
Wed, Jan 20 - Wed, Jan 27
Multiple Airlines Logo
11:35 pm - 9:00 pmIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
31h 25m1 stop Incheon Intl
Multiple Airlines Logo
10:50 am - 8:35 pmKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
23h 45m1 stop Incheon Intl
$1,108Multiple Airlines
Tue, Dec 1 - Tue, Dec 8
Multiple Airlines Logo
12:06 pm - 10:45 amIAD  Washington, D.C. Dulles Intl-KIX Osaka Kansai Intl
32h 39m3 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl Incheon Intl
Multiple Airlines Logo
2:00 pm - 11:11 amKIX  Osaka Kansai Intl-IAD Washington, D.C. Dulles Intl
35h 11m3 stops Incheon Intl Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson
$1,114Multiple Airlines
Wed, Dec 2 - Wed, Dec 16
ANA Logo
11:10 am - 6:10 pmIAD  Washington, D.C. Dulles Intl-ITM Osaka Itami
17h 00m1 stop Tokyo Haneda
ANA Logo
7:30 am - 9:10 amITM  Osaka Itami-IAD Washington, D.C. Dulles Intl
15h 40m1 stop Tokyo Haneda
$1,327ANA
Tue, Dec 1 - Wed, Dec 16
ANA Logo
11:10 am - 6:10 pmIAD  Washington, D.C. Dulles Intl-ITM Osaka Itami
17h 00m1 stop Tokyo Haneda
ANA Logo
1:00 pm - 3:40 pmITM  Osaka Itami-IAD Washington, D.C. Dulles Intl
16h 40m1 stop Tokyo Haneda
$1,327ANA
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Osaka flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest Washington, D.C. Dulles Intl Airport to Osaka flight route?

Washington, D.C. Dulles Intl Airport (IAD) to Osaka Kansai Intl Airport (KIX) is the cheapest Washington, D.C. Dulles Intl Airport to Osaka route, averaging $1,248 round-trip. Other Washington, D.C. Dulles Intl Airport to Osaka routes average $1,397, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Osaka?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Osaka. It’s 11% cheaper than the average day, while Thursday is the most expensive, with prices 21% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Osaka?

•January is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Osaka at $1,092 round-trip.
•May ($1,730) and April ($1,701) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 58% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Osaka flights

Low season

December

Cheapest flight

$426
Beat the crowds with an average 57% drop in travelers.
The most popular month to fly with an average 71% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Osaka Kansai Intl Airport

When to book flights from Washington, D.C. to Osaka

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Osaka based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Osaka flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Osaka?

    Four cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Osaka:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to Osaka?

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Osaka takes 00m, covering 6,927 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Osaka?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Osaka flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Osaka range from $1,145 to $1,774, with an average of $1,366 over the past 12 months. Anything below $1,145 counts as a good deal.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Osaka looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Osaka are currently lower than usual. Average one-way flight prices are about $500, which is 35% below the typical average for this route.

  • What car rental options are available in Osaka?

    Since Osaka is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Osaka Kansai Intl Airport (KIX) — daily rates averaging $36:

    • Yesaway
    • IX Rental
    • HM Rent a Car
    • CG Car Rental
    • KuMa Rental Car

    Near Osaka Itami Airport (ITM) — daily rates averaging $63:

    • Avis
    • Budget
    • Alamo
    • ORIX Rent a Car
    • Nissan Rent-A-Car

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Osaka?

    Flights from Washington, D.C. Dulles Intl Airport to Osaka usually depart from Washington, D.C. Dulles Intl (IAD) and may arrive at several airports in Osaka area, including Osaka Itami (ITM) and Osaka Kansai Intl (KIX).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Osaka pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Osaka most commonly connect through:

    • Tokyo Haneda (HND) - 76% of one-stop connections
    • Taipei City Taiwan Taoyuan Intl (TPE) - 13% of one-stop connections
    • Incheon Intl (ICN) - 5% of one-stop connections
    • San Francisco (SFO) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Osaka?

    Yes. Flexible dates can save you up to 27% on flights from Washington, D.C. Dulles Intl Airport to Osaka. Wednesday is the cheapest departure day at $1,227 round-trip on average, while Thursday is the most expensive at $1,664, a difference of $437.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Osaka?

    Flying via Toronto Pearson Intl (YYZ) gives the shortest average 1-stop total travel time at 16h 36m, compared with 17h 15m via Tokyo Haneda (HND) and 18h 58m via San Francisco (SFO).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Osaka?

    Osaka is 14 hours ahead of Washington, D.C. Dulles Intl Airport (Japan Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Osaka?

    Some of the most popular sights in Osaka are Universal Studios Japan and Dotonbori Glico Man Sign. These are among the most viewed places in Osaka on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to Osaka flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Thursday. On this route, Wednesday flights average $1,227, about $437 less than Thursday fares (26% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Osaka trip for January. Fares historically average $1,092 round-trip in that month - typically $638 less than the most expensive month, which is May (based on the last 12 months).

More options for your flight from Washington, D.C. to Osaka

Complete your trip to Osaka with a hotel stay or car rental

Car rentals in Osaka
Hotels in Osaka
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