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

Flying on Cathay Pacific is currently your cheapest option to Osaka, with prices starting at $1,241. Additional round-trip tickets that might be worth considering are offered by Air Canada and Japan Airlines, with the lowest prices starting at $1,489 and $1,717, respectively.

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

The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Osaka are Cathay Pacific ($570), China Airlines ($732), and Philippine Airlines ($795).

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Osaka?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Osaka (average of $893). Flying from Washington, D.C. Reagan-National Airport to Osaka in December is currently the most expensive (average of $1,336). 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 is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Osaka?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Osaka flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Washington, D.C. Reagan-National Airport to Osaka?

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

What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Osaka?

Travelers have found that booking a Tuesday departure is the best way to save up to 33% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Osaka?

Users have found that booking a flight from Washington, D.C. Reagan-National Airport to Osaka at least 50 days early can save you up to 7% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Reagan-National Airport to Osaka for as little as $1,013 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,264 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Osaka?

Flights from Washington, D.C. Reagan-National Airport to Osaka lean towards being more expensive in December. Prices are generally better when you fly from Washington, D.C. Reagan-National Airport to Osaka in January, with the cheapest ticket starting at $935.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Osaka as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Osaka flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Osaka flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Reagan-National to Osaka that include hotel bookings?

Yes. In addition to deals on Reagan-National to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Reagan-National to Osaka?

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

Can I find deals for business class flights from Reagan-National to Osaka?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$524+ Flights from Washington, D.C. Reagan-National Airport to Osaka - Compare & Save Big

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Cheap flight deals from Reagan-National to Osaka

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,241 (Cathay Pacific)
One-way from	$531 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$1,727

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

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

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From Washington, D.C. Reagan-National to Osaka (OSA)

Search Deals

One-way flight from Washington, D.C. Reagan-National to Osaka (OSA)

Search Deals

High demand for flights, 8% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).

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Average for round-trip flights in May 2025

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Find flight deals from Reagan-National to Osaka

Cheapest flights from Reagan-National to Osaka
Explore the most affordable flight options available from Reagan-National to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Mon 9/16:59 pmDCA - KIX

2 stops25h 41mMultiple Airlines

Wed 9/1010:50 amKIX - DCA

2 stops23h 09mMultiple Airlines

Deal found 4/29

$1,184

Tue 5/611:55 amDCA - KIX

2 stops38h 20mCathay Pacific

Tue 5/139:10 amKIX - DCA

2 stops37h 19mCathay Pacific

Deal found 4/29

$1,197

Tue 10/74:35 pmDCA - KIX

2 stops34h 50mAir Canada

Tue 10/283:40 pmKIX - DCA

2 stops19h 57mAir Canada

Deal found 4/30

$1,251

Fri 9/126:59 pmDCA - UKB

2 stops50h 01mMultiple Airlines

Fri 9/1911:00 amUKB - DCA

2 stops46h 59mMultiple Airlines

Deal found 4/29

$1,446

Tue 10/79:40 amDCA - ITM

2 stops20h 15mAir Canada

Tue 10/282:00 pmITM - DCA

2 stops21h 37mAir Canada

Deal found 4/30

$1,474

Sat 6/149:40 amDCA - ITM

2 stops21h 05mMultiple Airlines

Sat 6/212:35 pmITM - DCA

2 stops18h 07mMultiple Airlines

Deal found 4/30

$1,606

Tue 10/78:00 amDCA - ITM

2 stops22h 50mJapan Airlines

Tue 10/282:50 pmITM - DCA

2 stops20h 05mJapan Airlines

Deal found 4/30

$1,709

Tue 10/78:25 amDCA - KIX

1 stop21h 20mJapan Airlines

Tue 10/286:45 amKIX - DCA

2 stops20h 19mJapan Airlines

Deal found 4/30

$1,711

Wed 10/17:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Tue 10/144:50 pmKIX - DCA

1 stop17h 23mUnited Airlines

Deal found 4/30

$1,743

Wed 5/217:55 amDCA - ITM

2 stops22h 55mAmerican Airlines

Wed 6/41:30 pmITM - DCA

2 stops19h 12mAmerican Airlines

Deal found 4/30

$1,800

Sun 7/68:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Wed 8/275:55 pmKIX - DCA

2 stops20h 21mAmerican Airlines

Deal found 4/29

$1,848

Sat 7/126:00 pmDCA - ITM

2 stops34h 05mUnited Airlines

Wed 7/2312:00 pmITM - DCA

2 stops22h 27mUnited Airlines

Deal found 4/28

$1,900

Best flights from Reagan-National to Osaka
Discover carefully curated flight deals from Reagan-National to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Mon 5/511:55 amDCA - KIX

2 stops29h 45mCathay Pacific

Wed 5/147:35 pmKIX - DCA

2 stops36h 32mCathay Pacific

Deal found 4/30

$1,241

Tue 5/64:35 pmDCA - KIX

2 stops34h 50mAir Canada

Thu 6/266:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 4/30

$1,489

Sat 6/149:40 amDCA - ITM

2 stops21h 05mMultiple Airlines

Sat 6/212:35 pmITM - DCA

2 stops18h 07mMultiple Airlines

Deal found 4/30

$1,606

Wed 5/219:45 amDCA - ITM

2 stops21h 05mJapan Airlines

Wed 6/412:30 pmITM - DCA

2 stops21h 22mJapan Airlines

Deal found 4/30

$1,717

Wed 5/217:55 amDCA - ITM

2 stops22h 55mAmerican Airlines

Wed 6/41:30 pmITM - DCA

2 stops19h 12mAmerican Airlines

Deal found 4/30

$1,800

Tue 7/17:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Fri 7/114:55 pmKIX - DCA

1 stop17h 32mUnited Airlines

Deal found 4/30

$1,837

Thu 6/196:58 pmDCA - KIX

2 stops34h 47mAlaska Airlines

Sat 6/288:45 pmKIX - DCA

1 stop34h 13mAlaska Airlines

Deal found 4/30

$2,544

Sat 6/141:00 pmDCA - UKB

2 stops29h 50mANA

Sat 6/217:05 amUKB - DCA

2 stops20h 08mANA

Deal found 4/30

$2,927

Sat 6/144:56 pmDCA - UKB

2 stops28h 04mKorean Air

Sat 6/216:30 pmUKB - DCA

2 stops40h 16mKorean Air

Deal found 4/30

$3,209

Mon 5/58:40 pmDCA - ITM

2 stops33h 30mAir Canada

Wed 5/141:00 pmITM - DCA

2 stops22h 28mAir Canada

Deal found 4/30

$1,645

Sat 6/144:35 pmDCA - KIX

2 stops27h 50mMultiple Airlines

Sat 6/211:35 pmKIX - DCA

3 stops32h 17mMultiple Airlines

Deal found 4/30

$1,740

Sun 7/68:20 amDCA - KIX

1 stop21h 25mAmerican Airlines

Wed 8/275:55 pmKIX - DCA

2 stops20h 21mAmerican Airlines

Deal found 4/30

$1,848

Last-minute flights from Reagan-National to Osaka
Discover last-minute flight deals from Reagan-National to Osaka. Data last updated May 1, 2025 and is based on user searches.

Mon 5/58:40 pmDCA - ITM

2 stops33h 30mAir Canada

Wed 5/141:00 pmITM - DCA

2 stops22h 28mAir Canada

Deal found 4/30

$1,645

Mon 5/58:15 amDCA - KIX

1 stop21h 30mJapan Airlines

Wed 5/146:45 amKIX - DCA

2 stops20h 11mJapan Airlines

Deal found 4/30

$2,283

Mon 5/511:55 amDCA - KIX

2 stops29h 45mCathay Pacific

Wed 5/147:35 pmKIX - DCA

2 stops36h 32mCathay Pacific

Deal found 4/30

$1,241

Tue 5/611:55 amDCA - KIX

2 stops38h 20mCathay Pacific

Tue 5/139:10 amKIX - DCA

2 stops37h 19mCathay Pacific

Deal found 4/29

$1,197

Tue 5/64:35 pmDCA - KIX

2 stops34h 50mAir Canada

Thu 6/266:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 4/29

$1,489

Tue 5/66:00 amDCA - ITM

2 stops25h 15mMultiple Airlines

Tue 5/1312:30 pmITM - DCA

2 stops34h 49mMultiple Airlines

Deal found 4/29

$1,862

Tue 5/67:25 amDCA - KIX

2 stops23h 05mUnited Airlines

Tue 5/134:50 pmKIX - DCA

1 stop17h 44mUnited Airlines

Deal found 4/29

$2,200

Tue 5/65:30 pmDCA - KIX

1 stop36h 15mMultiple Airlines

Thu 6/265:55 pmKIX - DCA

1 stop35h 27mMultiple Airlines

Deal found 4/28

$2,298

Tue 5/64:35 pmDCA - KIX

2 stops34h 50mAir Canada

Thu 6/266:05 pmKIX - DCA

2 stops29h 13mAir Canada

Deal found 4/30

$1,489

Fri 5/96:35 amDCA - ITM

2 stops23h 30mJapan Airlines

Tue 5/204:55 pmITM - DCA

2 stops34h 29mJapan Airlines

Deal found 4/29

$11,826

Mon 5/128:00 amDCA - UKB

2 stops44h 30mKorean Air

Tue 6/246:30 pmUKB - DCA

2 stops40h 29mKorean Air

Deal found 4/30

$14,018

Wed 5/219:45 amDCA - ITM

2 stops21h 05mJapan Airlines

Wed 6/412:30 pmITM - DCA

2 stops21h 22mJapan Airlines

Deal found 4/30

$1,717

One-way flights from Reagan-National to Osaka
Search for one-way flight options from Reagan-National to Osaka. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Tue 8/199:59 amDCA - KIX

2 stops38h 01mMultiple Airlines

Deal found 4/30

$531

Thu 8/2112:31 pmDCA - KIX

2 stops29h 09mCathay Pacific

Deal found 4/30

$570

Tue 10/75:30 pmDCA - UKB

2 stops27h 30mMultiple Airlines

Deal found 4/30

$728

Tue 10/75:30 pmDCA - KIX

2 stops35h 35mChina Airlines

Deal found 4/30

$732

Tue 10/78:25 amDCA - KIX

2 stops46h 15mPhilippine Airlines

Deal found 4/30

$795

Tue 10/76:35 pmDCA - UKB

2 stops50h 25mEVA Air

Deal found 4/30

$807

Tue 10/76:59 amDCA - KIX

1 stop20h 26mAir Canada

Deal found 4/30

$816

Mon 10/64:35 pmDCA - ITM

2 stops37h 20mAir Canada

Deal found 4/30

$927

Tue 10/77:45 pmDCA - ITM

2 stops31h 25mJapan Airlines

Deal found 4/30

$948

Tue 10/78:25 amDCA - KIX

1 stop21h 20mJapan Airlines

Deal found 4/30

$973

Mon 10/63:30 pmDCA - UKB

2 stops27h 20mANA

Deal found 4/30

$980

Tue 10/77:00 amDCA - KIX

1 stop18h 50mUnited Airlines

Deal found 4/30

$1,020

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Osaka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Mon 9/1

6:59 pm-9:40 am

2 stops25h 41m

Osaka Kansai Intl

Wed 9/10

10:50 am-8:59 pm

2 stops23h 09m

$1,184

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 10/7

4:35 pm-4:25 pm

2 stops34h 50m

Osaka Kansai Intl

Tue 10/28

3:40 pm-10:37 pm

2 stops19h 57m

$1,251

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 10/7

12:16 pm-6:40 am

2 stops29h 24m

Osaka Kansai Intl

Tue 10/28

9:25 am-12:56 am

2 stops28h 31m

$1,286

Washington, D.C.Kobe

DCA - UKB

DCAUKB

Washington, D.C. Reagan-National

Fri 9/12

6:59 pm-10:00 am

2 stops50h 01m

Kobe

Fri 9/19

11:00 am-8:59 pm

2 stops46h 59m

$1,446

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 10/7

9:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Tue 10/28

2:00 pm-10:37 pm

2 stops21h 37m

$1,474

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Sat 6/14

9:40 am-7:45 pm

2 stops21h 05m

Osaka Itami

Sat 6/21

2:35 pm-7:42 pm

2 stops18h 07m

$1,606

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Tue 10/7

8:00 am-7:50 pm

2 stops22h 50m

Osaka Itami

Tue 10/28

2:50 pm-9:55 pm

2 stops20h 05m

$1,709

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Tue 10/7

8:25 am-6:45 pm

1 stop21h 20m

Osaka Kansai Intl

Tue 10/28

6:45 am-2:04 pm

2 stops20h 19m

$1,711

Washington, D.C.Osaka

DCA - KIX

DCAKIX

Washington, D.C. Reagan-National

Wed 10/1

7:00 am-2:50 pm

1 stop18h 50m

Osaka Kansai Intl

Wed 10/15

4:50 pm-9:13 pm

1 stop17h 23m

$1,743

Washington, D.C.Osaka

DCA - ITM

DCAITM

Washington, D.C. Reagan-National

Wed 5/21

7:55 am-7:50 pm

2 stops22h 55m

Osaka Itami

Wed 6/4

1:30 pm-7:42 pm

2 stops19h 12m

$1,800

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 37 results

Compare providers for flights from Reagan-National to Osaka

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Osaka in May.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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. Reagan-National Airport-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. Reagan-National Airport-Osaka flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Osaka flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-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 Reagan-National to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Reagan-National 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 Washington, D.C. Reagan-National Airport to Osaka

Rainfall in Osaka 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

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

Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Washington, D.C. to Osaka. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

EVA Air

8.4

Very good

1,186 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Korean Air

8.4

Very good

1,068 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Japan Airlines

8.3

Very good

1,464 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

China Airlines

8.3

Very good

732 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

ANA

8.3

Very good

852 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Osaka round-trip?
Flying on Cathay Pacific is currently your cheapest option to Osaka, with prices starting at $1,241. Additional round-trip tickets that might be worth considering are offered by Air Canada and Japan Airlines, with the lowest prices starting at $1,489 and $1,717, respectively.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Osaka one-way?
The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Osaka are Cathay Pacific ($570), China Airlines ($732), and Philippine Airlines ($795).
What are the most popular routes from Washington, D.C. Reagan-National Airport to Osaka?
When deciding which route to take from Washington, D.C. Reagan-National Airport to Osaka consider Washington, D.C. Reagan-National - Osaka Kansai Intl, Washington, D.C. Reagan-National - Osaka Itami or Washington, D.C. Reagan-National - Kobe as they are the most popular.
Can I find deals for flights from Reagan-National to Osaka that include hotel bookings?
Yes. In addition to deals on Reagan-National to Osaka flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Osaka?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Osaka.
Can I find deals for business class flights from Reagan-National to Osaka?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Osaka?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Osaka (average of $893). Flying from Washington, D.C. Reagan-National Airport to Osaka in December is currently the most expensive (average of $1,336). 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.

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$524+ Cheap flights from Reagan-National (DCA) 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Osaka with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Osaka

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Osaka

Cheapest flights from Reagan-National to OsakaExplore the most affordable flight options available from Reagan-National to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Reagan-National to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Osaka that are best for you.

Compare providers for flights from Reagan-National 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 Reagan-National to Osaka in May.

Best time to book a flight from Reagan-National to Osaka

Have a flexible travel schedule? Discover the best time to fly to Osaka from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Osaka

Rainfall in Osaka by month

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

Temperature in Osaka by month

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

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 May 1, 2025.

Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Washington, D.C. to Osaka. 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 Reagan-National 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. Reagan-National Airport to Osaka round-trip?

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

What are the most popular routes from Washington, D.C. Reagan-National Airport to Osaka?

Can I find deals for flights from Reagan-National to Osaka that include hotel bookings?

How can I find direct flights from Reagan-National to Osaka?

Can I find deals for business class flights from Reagan-National to Osaka?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Osaka?

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Cheapest flights from Reagan-National to Osaka
Explore the most affordable flight options available from Reagan-National to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.