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$394+ Cheap flights from Washington, D.C. (WAS) to Osaka (OSA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — OSA
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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The best prices from Washington, D.C. to Osaka are usually found in January or August, booked 62 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Washington, D.C. to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Osaka (OSA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

December

Cheapest in

January

Round-trip from

$879
(Mytrip)

One-way from

$560
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Osaka (OSA) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Osaka (OSA) flights.
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High demand for flights, 19% potential price rise
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Best time to find cheap flights, 25% potential price drop
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From Washington, D.C. (WAS) to Osaka (OSA)
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One-way flight from Washington, D.C. (WAS) to Osaka (OSA)
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Find flight deals from Washington, D.C. to Osaka

Cheapest flights from Washington, D.C. to Osaka
Explore the most affordable flight options available from Washington, D.C. to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:30 amBWI - KIX
1 stop20h 05mUnited Airlines
Tue 12/106:30 pmKIX - BWI
1 stop26h 30mUnited Airlines
Deal found 11/20$1,098
This Korean Air deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/256:00 amBWI - KIX
2 stops25h 00mKorean Air
Mon 12/99:15 amKIX - BWI
2 stops29h 23mKorean Air
Deal found 11/19$1,172
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:00 amDCA - KIX
2 stops25h 35mMultiple Airlines
Tue 12/102:55 pmKIX - DCA
2 stops20h 05mMultiple Airlines
Deal found 11/20$1,257
This SmartFares deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/32:00 pmIAD - KIX
1 stop38h 55mTurkish Airlines
Mon 12/910:30 pmKIX - IAD
1 stop35h 00mTurkish Airlines
Deal found 11/19$1,279
This oojo deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/252:44 pmDCA - KIX
2 stops49h 36mCathay Pacific
Mon 12/96:05 pmKIX - DCA
2 stops36h 22mCathay Pacific
Deal found 11/19$1,290
This American Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/305:00 amBWI - KIX
2 stops23h 50mMultiple Airlines
Fri 12/63:05 pmKIX - BWI
2 stops21h 58mMultiple Airlines
Deal found 11/18$1,295
This CheapOair deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/610:10 amBWI - UKB
2 stops31h 50mANA
Mon 12/169:05 pmUKB - BWI
2 stops37h 48mANA
Deal found 11/19$1,304
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:32 pmIAD - KIX
1 stop35h 18mMultiple Airlines
Tue 12/107:30 amKIX - IAD
2 stops46h 40mMultiple Airlines
Deal found 11/20$1,340
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/36:00 amDCA - ITM
3 stops24h 05mMultiple Airlines
Wed 12/181:30 pmITM - DCA
2 stops23h 07mMultiple Airlines
Deal found 11/19$1,397
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:21 amIAD - ITM
2 stops22h 04mMultiple Airlines
Tue 12/102:50 pmITM - IAD
2 stops19h 48mMultiple Airlines
Deal found 11/20$1,416
This KAYAK deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/304:35 pmIAD - KIX
2 stops33h 25mAir China
Fri 12/612:15 pmKIX - IAD
2 stops39h 55mAir China
Deal found 11/18$1,421
This Expedia deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/610:10 amBWI - ITM
2 stops31h 20mANA
Mon 12/162:05 pmITM - BWI
2 stops20h 48mANA
Deal found 11/19$1,458

Find flights from Washington, D.C. to Osaka within your budget

Customize your flight search to find flights from Washington, D.C. to Osaka that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Thu 1/16

8:08 am-6:50 pm

1 stop20h 42m

Osaka Kansai Intl

Fri 1/31

7:30 am-8:14 pm

2 stops26h 44m

$879

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Thu 1/16

6:00 am-9:55 pm

3 stops25h 55m

Osaka Kansai Intl

Fri 1/31

7:30 am-10:37 pm

3 stops29h 07m

$1,043

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Thu 1/16

6:15 am-4:35 pm

1 stop20h 20m

Osaka Kansai Intl

Fri 1/31

6:30 pm-7:02 am

1 stop26h 32m

$1,087

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Sat 2/15

3:55 pm-8:10 am

2 stops50h 15m

Osaka Kansai Intl

Fri 2/21

7:30 am-9:23 pm

2 stops27h 53m

$1,140

BaltimoreOsaka

BWI - KIX

BWIKIX

Baltimore/Washington

Tue 3/4

6:00 am-9:00 pm

2 stops25h 00m

Osaka Kansai Intl

Tue 3/11

6:10 pm-3:34 pm

2 stops34h 24m

$1,171

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Thu 1/16

9:40 am-7:55 pm

2 stops20h 15m

Osaka Itami

Fri 1/31

4:00 pm-10:37 pm

2 stops20h 37m

$1,171

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Wed 4/30

5:00 pm-1:00 pm

2 stops31h 00m

Osaka Kansai Intl

Mon 6/2

9:10 am-5:55 am

2 stops33h 45m

$1,191

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 3/4

9:29 am-6:20 am

2 stops30h 51m

Osaka Kansai Intl

Tue 3/11

6:05 pm-7:07 pm

2 stops38h 02m

$1,227

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Mon 2/24

9:25 pm-6:55 pm

1 stop31h 30m

Osaka Kansai Intl

Wed 3/5

10:30 pm-12:15 pm

1 stop27h 45m

$1,232

Washington, D.C.Osaka

IAD - KIX

IADKIX

Washington, D.C. Dulles Intl

Tue 4/1

10:05 pm-4:20 pm

2 stops29h 15m

Osaka Kansai Intl

Mon 4/14

6:00 pm-11:16 am

2 stops30h 16m

$1,272

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Compare providers for flights from Washington, D.C. to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Osaka in November.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Osaka flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Osaka flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Osaka flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington, D.C. to Osaka

Get recent, data-driven insights about flights from Washington, D.C. to Osaka including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Washington, D.C. to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Osaka. Price data was last updated on November 15, 2024.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Osaka, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest time of day to fly from WAS to OSA?

Find hourly flight availability from Washington, D.C. to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

It’s typically best to fly out from Washington, D.C. to Osaka in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Osaka by month

Plan your trip to Osaka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

Plan your trip to Osaka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Osaka. Reviews last updated November 20, 2024.
See what other customers who have flown with Cathay Pacific, KLM and Qatar Airways from Washington, D.C. to Osaka have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,024 reviews
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
833 reviews
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very good
1,460 reviews
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.3
Very good
476 reviews
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Emirates
8.1
Very good
3,486 reviews
Korean Air
8.5
Very good
1,024 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Overall

8.5

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Osaka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Washington, D.C. to Osaka round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Osaka round-trip from $1,087. Other airlines that can offer you cheap pricing are Korean Air, from $1,172, and Cathay Pacific, from $1,227. Users have found that United Airlines is 23% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Osaka one-way?

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as $566. However, be on the lookout for offers from United Airlines and Asiana Airlines, as they are both options that can get you from Washington, D.C. to Osaka for a low price.

  • What are the most popular routes from Washington, D.C. to Osaka?

    When deciding which route to take from Washington, D.C. to Osaka consider Washington, D.C. Dulles Intl - Osaka Itami, Washington, D.C. Dulles Intl - Osaka Kansai Intl or Washington, D.C. Dulles Intl - Kobe as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Osaka that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Osaka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Osaka.

  • Can I find deals for business class flights from Washington, D.C. to Osaka?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Osaka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Osaka?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Osaka (average of $975). Flying from Washington, D.C. to Osaka in July is currently the most expensive (average of $1,284). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington, D.C. to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Itami flights
Dulles Intl to Kansai Intl flights
Reagan-National to Kansai Intl flights
Reagan-National to Itami flights

Top 2 airlines flying from Washington, D.C. to Osaka

Discover the top 2 airlines that operate flights from Washington, D.C. to Osaka. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$929Average$1,212FlexibilityNo cancel feeOn-time67%
ANACheapest$1,421Average$1,925FlexibilityNo cancel feeOn-time80%
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