What are the cheapest airlines to fly from Osaka to District of Columbia one-way?

For one-way options, check prices for Air China. According to our data, you can fly for as low as $929. Users have also found prices from $991 and $1,102 on Japan Airlines and Cathay Pacific, respectively.

What is the cheapest month to book a flight from Osaka to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Osaka to District of Columbia (average of $241). Flying from Osaka to District of Columbia in March is currently the most expensive (average of $290). 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.

What are the most popular routes from Osaka to District of Columbia?

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

What is the cheapest month to fly from Osaka to District of Columbia?

Due to multiple factors, expect to potentially pay more when booking in March. For low rates, October can be a great choice for travel to District of Columbia. Flights to District of Columbia from Osaka in October are about $1,683 on average during October, but can be found for as low as $1,208.

Can I find deals for flights from Osaka to District of Columbia that include hotel bookings?

Yes. In addition to deals on Osaka to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Osaka to District of Columbia?

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

Can I find deals for business class flights from Osaka to District of Columbia?

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

$513+ Flights from Osaka to District of Columbia

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Cheap flight deals from Osaka to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,134 (Mytrip)
One-way from	$513 (Kiwi.com)
Popular in	March
Cheapest in	October

Provider with most accurate pricing for Osaka (OSA)-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Osaka (OSA)-Washington, D.C. (WAS) flights.

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From Osaka (OSA) to District of Columbia

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One-way flight from Osaka (OSA) to District of Columbia

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($287 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($87 potential savings vs. average RT price).

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Find flight deals from Osaka to District of Columbia

Cheapest flights from Osaka to District of Columbia
Explore the most affordable flight options available from Osaka to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Mon 5/121:35 pmKIX - DCA

2 stops32h 18mMultiple Airlines

Mon 5/266:59 amDCA - KIX

2 stops25h 01mMultiple Airlines

Deal found 4/2

$1,134

Sat 5/36:30 pmKIX - IAD

2 stops34h 30mMultiple Airlines

Thu 5/85:38 pmIAD - KIX

2 stops27h 32mMultiple Airlines

Deal found 4/1

$1,152

Mon 5/129:30 amKIX - IAD

1 stop42h 30mLufthansa

Mon 5/265:40 pmIAD - KIX

1 stop24h 35mLufthansa

Deal found 4/1

$1,407

Mon 4/1412:00 pmKIX - IAD

1 stop40h 35mKLM

Sun 4/275:25 pmIAD - KIX

1 stop27h 55mKLM

Deal found 4/1

$1,469

Mon 5/511:20 amKIX - IAD

1 stop44h 55mAir France

Sat 5/106:30 pmIAD - KIX

1 stop25h 55mAir France

Deal found 4/1

$1,479

Wed 6/46:05 pmKIX - DCA

2 stops29h 14mAir Canada

Wed 6/186:59 amDCA - KIX

2 stops20h 26mAir Canada

Deal found 4/2

$1,594

Wed 6/42:35 pmITM - DCA

2 stops20h 40mJapan Airlines

Wed 6/186:00 amDCA - ITM

2 stops22h 35mJapan Airlines

Deal found 4/2

$1,675

Fri 4/119:10 amKIX - IAD

2 stops33h 30mCathay Pacific

Thu 4/245:13 pmIAD - KIX

3 stops32h 42mCathay Pacific

Deal found 4/1

$1,677

Mon 5/1211:20 amKIX - DCA

2 stops48h 25mAir France

Mon 5/265:00 pmDCA - KIX

2 stops27h 25mAir France

Deal found 4/1

$1,687

Wed 6/48:25 amKIX - IAD

1 stop20h 20mUnited Airlines

Wed 6/1812:20 pmIAD - KIX

1 stop18h 10mUnited Airlines

Deal found 4/2

$1,730

Fri 4/116:35 pmKIX - DCA

2 stops40h 40mCathay Pacific

Thu 4/2411:54 amDCA - KIX

2 stops29h 46mCathay Pacific

Deal found 4/1

$1,834

Wed 6/410:00 amITM - IAD

1 stop18h 45mANA

Wed 6/1812:20 pmIAD - ITM

1 stop16h 50mANA

Deal found 4/2

$1,857

Best flights from Osaka to District of Columbia
Discover carefully curated flight deals from Osaka to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 2, 2025.

Mon 5/121:35 pmKIX - DCA

2 stops32h 18mMultiple Airlines

Mon 5/266:59 amDCA - KIX

2 stops25h 01mMultiple Airlines

Deal found 4/2

$1,134

Mon 5/129:30 amKIX - IAD

1 stop42h 30mLufthansa

Mon 5/265:40 pmIAD - KIX

1 stop24h 35mLufthansa

Deal found 4/1

$1,407

Mon 4/1412:00 pmKIX - IAD

1 stop40h 35mKLM

Sun 4/275:25 pmIAD - KIX

1 stop27h 55mKLM

Deal found 4/1

$1,469

Mon 5/511:20 amKIX - IAD

1 stop44h 55mAir France

Sat 5/106:30 pmIAD - KIX

1 stop25h 55mAir France

Deal found 4/1

$1,479

Wed 6/46:05 pmKIX - DCA

2 stops29h 14mAir Canada

Wed 6/186:59 amDCA - KIX

2 stops20h 26mAir Canada

Deal found 4/2

$1,594

Wed 6/42:35 pmITM - DCA

2 stops20h 40mJapan Airlines

Wed 6/186:00 amDCA - ITM

2 stops22h 35mJapan Airlines

Deal found 4/2

$1,675

Wed 6/48:25 amKIX - IAD

1 stop20h 20mUnited Airlines

Wed 6/1812:20 pmIAD - KIX

1 stop18h 10mUnited Airlines

Deal found 4/2

$1,730

Wed 6/410:00 amITM - IAD

1 stop18h 45mANA

Wed 6/1812:20 pmIAD - ITM

1 stop16h 50mANA

Deal found 4/2

$1,857

Fri 5/910:50 amKIX - IAD

2 stops23h 24mAsiana Airlines

Thu 5/298:15 amIAD - KIX

2 stops23h 50mAsiana Airlines

Deal found 4/1

$1,903

Thu 5/811:45 pmKIX - IAD

1 stop45h 55mEmirates

Wed 5/2810:55 amIAD - KIX

1 stop41h 20mEmirates

Deal found 4/2

$2,027

Fri 5/99:55 amKIX - IAD

2 stops35h 45mQatar Airways

Tue 5/279:00 pmIAD - KIX

1 stop31h 25mQatar Airways

Deal found 4/2

$2,071

Sun 8/106:10 pmKIX - IAD

1 stop35h 00mEtihad Airways

Mon 8/1810:05 pmIAD - KIX

1 stop24h 35mEtihad Airways

Deal found 4/1

$2,150

Last-minute flights from Osaka to District of Columbia
Discover last-minute flight deals from Osaka to District of Columbia. Data last updated April 2, 2025 and is based on user searches.

Fri 4/111:10 pmKIX - IAD

2 stops29h 30mMultiple Airlines

Thu 4/247:13 pmIAD - KIX

2 stops25h 57mMultiple Airlines

Deal found 4/1

$1,239

Fri 4/119:10 amKIX - IAD

2 stops33h 30mCathay Pacific

Thu 4/245:13 pmIAD - KIX

3 stops32h 42mCathay Pacific

Deal found 4/1

$1,677

Fri 4/116:35 pmKIX - DCA

2 stops40h 40mCathay Pacific

Thu 4/2411:54 amDCA - KIX

2 stops29h 46mCathay Pacific

Deal found 4/1

$1,834

Fri 4/118:30 amKIX - DCA

2 stops26h 58mAir Canada

Thu 4/244:10 pmDCA - KIX

2 stops35h 15mAir Canada

Deal found 4/2

$1,841

Fri 4/113:40 pmITM - DCA

2 stops19h 49mJapan Airlines

Thu 4/248:00 amDCA - ITM

2 stops22h 50mJapan Airlines

Deal found 4/1

$1,854

Fri 4/117:05 amITM - IAD

1 stop16h 00mANA

Thu 4/2412:15 pmIAD - ITM

1 stop19h 20mANA

Deal found 4/1

$1,883

Fri 4/116:45 amKIX - DCA

2 stops22h 11mMultiple Airlines

Thu 4/248:59 amDCA - KIX

1 stop20h 46mMultiple Airlines

Deal found 4/1

$1,917

Fri 4/117:10 pmKIX - IAD

3 stops50h 45mEthiopian Air

Thu 4/249:40 pmIAD - KIX

3 stops34h 25mEthiopian Air

Deal found 4/1

$2,751

Fri 4/119:00 amITM - IAD

2 stops43h 50mLufthansa

Thu 4/2410:10 pmIAD - ITM

2 stops25h 55mLufthansa

Deal found 4/1

$3,588

Fri 4/112:05 pmITM - IAD

2 stops39h 05mEtihad Airways

Thu 4/2410:05 pmIAD - ITM

2 stops31h 50mEtihad Airways

Deal found 4/2

$4,413

Mon 4/1412:00 pmKIX - IAD

1 stop40h 35mKLM

Sun 4/275:25 pmIAD - KIX

1 stop27h 55mKLM

Deal found 4/1

$1,469

Sat 5/36:30 pmKIX - IAD

2 stops34h 30mMultiple Airlines

Thu 5/85:38 pmIAD - KIX

2 stops27h 32mMultiple Airlines

Deal found 4/1

$1,152

One-way flights from Osaka to District of Columbia
Search for one-way flight options from Osaka to District of Columbia. Find affordable one-way fares based on user searches. Data last updated April 2, 2025.

Sun 5/46:00 pmKIX - IAD

2 stops59h 00mMultiple Airlines

Deal found 4/1

$513

Sun 5/46:00 pmKIX - DCA

3 stops40h 59mMultiple Airlines

Deal found 4/1

$554

Sat 5/32:05 pmITM - IAD

3 stops34h 42mMultiple Airlines

Deal found 4/1

$704

Sun 5/48:30 amITM - DCA

2 stops25h 28mMultiple Airlines

Deal found 3/31

$777

Tue 7/19:05 amKIX - IAD

1 stop23h 25mAir China

Deal found 4/1

$929

Sat 6/711:30 amITM - DCA

2 stops24h 37mJapan Airlines

Deal found 3/31

$991

Sat 6/72:50 pmKIX - DCA

2 stops21h 17mJapan Airlines

Deal found 3/31

$991

Mon 8/184:20 pmKIX - IAD

3 stops51h 30mCathay Pacific

Deal found 4/1

$1,102

Mon 4/146:05 pmKIX - DCA

2 stops40h 03mAir Canada

Deal found 4/1

$1,146

Sat 6/710:25 pmKIX - IAD

1 stop34h 20mTurkish Airlines

Deal found 3/31

$1,232

Tue 7/13:00 pmITM - DCA

2 stops20h 27mAir Canada

Deal found 4/1

$1,263

Sun 5/46:55 pmKIX - IAD

1 stop26h 45mQatar Airways

Deal found 4/1

$1,309

Cheapflights Fare Finder

Use the filters below to find and compare flights from Osaka to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 5/12

1:35 pm-8:53 am

2 stops32h 18m

Washington, D.C. Reagan-National

Mon 5/26

6:59 am-9:00 pm

2 stops25h 01m

$1,134

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Sat 5/3

6:30 pm-4:00 pm

2 stops34h 30m

Washington, D.C. Dulles Intl

Thu 5/8

5:38 pm-10:10 am

2 stops27h 32m

$1,152

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 5/12

9:30 am-3:00 pm

1 stop42h 30m

Washington, D.C. Dulles Intl

Mon 5/26

5:40 pm-7:15 am

1 stop24h 35m

$1,407

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 4/14

12:00 pm-3:35 pm

1 stop40h 35m

Washington, D.C. Dulles Intl

Sun 4/27

5:25 pm-10:20 am

1 stop27h 55m

$1,469

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Mon 5/5

11:20 am-7:15 pm

1 stop44h 55m

Washington, D.C. Dulles Intl

Sat 5/10

6:30 pm-9:25 am

1 stop25h 55m

$1,479

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Wed 6/4

6:05 pm-10:19 am

2 stops29h 14m

Washington, D.C. Reagan-National

Wed 6/18

6:59 am-4:25 pm

2 stops20h 26m

$1,594

OsakaWashington, D.C.

ITM - DCA

ITMDCA

Osaka Itami

Wed 6/4

2:35 pm-10:15 pm

2 stops20h 40m

Washington, D.C. Reagan-National

Wed 6/18

6:00 am-5:35 pm

2 stops22h 35m

$1,675

OsakaWashington, D.C.

KIX - DCA

KIXDCA

Osaka Kansai Intl

Mon 5/12

11:20 am-10:45 pm

2 stops48h 25m

Washington, D.C. Reagan-National

Mon 5/26

5:00 pm-9:25 am

2 stops27h 25m

$1,687

OsakaWashington, D.C.

KIX - IAD

KIXIAD

Osaka Kansai Intl

Wed 6/4

8:25 am-3:45 pm

1 stop20h 20m

Washington, D.C. Dulles Intl

Wed 6/18

12:20 pm-7:30 pm

1 stop18h 10m

$1,730

OsakaWashington, D.C.

ITM - IAD

ITMIAD

Osaka Itami

Wed 6/4

10:00 am-3:45 pm

1 stop18h 45m

Washington, D.C. Dulles Intl

Wed 6/18

12:20 pm-6:10 pm

1 stop16h 50m

$1,857

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 50 results

...

Best time to book a flight from Osaka to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Osaka 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.

Cheapflights Insights

Everything you need to know about your flight from Osaka to District of Columbia

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Osaka to District of Columbia as you normally would.

Rainfall in District of Columbia by month

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Read reviews from past customers who have flown Japan Airlines, ANA and Asiana Airlines from Osaka to District of Columbia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Japan Airlines

8.3

Very good

1,440 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

ANA

8.3

Very good

830 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Asiana Airlines

8.2

Very good

440 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Emirates

8.0

Very good

3,193 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Delta

8.0

Very good

7,898 reviews

Japan Airlines

8.3

Very good

1,440 reviews

Reviews

1 / 20

10.0

Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

What are the cheapest airlines to fly from Osaka to District of Columbia one-way?
For one-way options, check prices for Air China. According to our data, you can fly for as low as $929. Users have also found prices from $991 and $1,102 on Japan Airlines and Cathay Pacific, respectively.
What are the most popular routes from Osaka to District of Columbia?
When deciding which route to take from Osaka to District of Columbia consider Osaka Kansai Intl - Washington, D.C. Reagan-National, Osaka Kansai Intl - Washington, D.C. Dulles Intl or Osaka Itami - Washington, D.C. Dulles Intl as they are the most popular.
Can I find deals for flights from Osaka to District of Columbia that include hotel bookings?
Yes. In addition to deals on Osaka to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Osaka to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Osaka to District of Columbia.
Can I find deals for business class flights from Osaka to District of Columbia?
Yes. Cheapflights offers flight deals from Osaka to District of Columbia 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 Osaka to District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Osaka to District of Columbia (average of $241). Flying from Osaka to District of Columbia in March is currently the most expensive (average of $290). 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

Browse thousands of different options on Cheapflights for your next trip

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$513+ Cheap flights from Osaka (OSA) to District of Columbia

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Osaka to District of Columbia

Keep the following information in mind while searching for Osaka to District of Columbia flight deals. Data was last updated April 2, 2025.

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Find flight deals from Osaka to District of Columbia

Cheapest flights from Osaka to District of ColumbiaExplore the most affordable flight options available from Osaka to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Explore the most affordable flight options available from Osaka to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Osaka to District of Columbia that are best for you.

Best time to book a flight from Osaka to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Osaka with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Osaka to District of Columbia

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

Find hourly flight availability from Osaka to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

Reviews of airlines servicing District of Columbia

Read reviews from past customers who have flown Japan Airlines, ANA and Asiana Airlines from Osaka to District of Columbia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Osaka to District of Columbia. 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 to fly from Osaka to District of Columbia one-way?

What are the most popular routes from Osaka to District of Columbia?

Can I find deals for flights from Osaka to District of Columbia that include hotel bookings?

How can I find direct flights from Osaka to District of Columbia?

Can I find deals for business class flights from Osaka to District of Columbia?

What is the cheapest month to book a flight from Osaka to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Osaka to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from Osaka to District of Columbia
Explore the most affordable flight options available from Osaka to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.