How long is the flight from Iwakuni to Washington, D.C.?

For as low as $1,759, United Airlines can have you in Washington, D.C. from Iwakuni in 44h 09m. The distance between Iwakuni and Washington, D.C. is about 7052 mi.

In terms of precipitation, rainfall in Washington, D.C. 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 Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

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

When flying from Iwakuni to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Iwakuni to Washington, D.C.?

For a flight from Iwakuni to Washington, D.C., you will be flying from MCAS Iwakuni. MCAS Iwakuni (IWK) is just 1.6 mi from the center of the city. MCAS Iwakuni is the only Iwakuni airport and it handles 0 outbound flights to Washington, D.C. per day. 0 airlines have flights to Washington, D.C. from MCAS Iwakuni on a regular basis.

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

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

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

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

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

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

$1,423+ Flights from Iwakuni to Washington, D.C.

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Iwakuni to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

Cheapest

Best

One-way

Cheapest flights from Iwakuni to Washington, D.C.
Explore the most affordable flight options available from Iwakuni to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.

Fri 10/238:55 am

IWK

DCA

2 stops38h 49m

United Airlines

Tue 10/276:00 pm

DCA

IWK

2 stops35h 50m

United Airlines

Deal found 1/30

$1,728

Fri 10/238:55 am

IWK

BWI

3 stops39h 25m

United Airlines

Tue 10/276:31 pm

BWI

IWK

2 stops35h 19m

United Airlines

Deal found 1/30

$1,728

Fri 5/158:55 am

IWK

DCA

2 stops26h 33m

Multiple Airlines

Mon 5/256:59 am

DCA

IWK

2 stops25h 41m

Multiple Airlines

Deal found 1/29

$1,741

Tue 5/128:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,759

Fri 5/151:40 pm

IWK

DCA

2 stops21h 48m

Multiple Airlines

Tue 5/266:59 am

DCA

IWK

2 stops25h 41m

Multiple Airlines

Deal found 1/29

$1,794

Sun 5/178:55 am

IWK

DCA

2 stops45h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,824

Thu 5/141:40 pm

IWK

DCA

2 stops20h 51m

ANA

Tue 5/266:00 am

DCA

IWK

2 stops23h 35m

ANA

Deal found 1/29

$1,829

Tue 5/128:55 am

IWK

DCA

2 stops40h 04m

United Airlines

Sun 5/246:00 am

DCA

IWK

2 stops23h 35m

United Airlines

Deal found 1/29

$1,850

Thu 5/147:40 am

IWK

DCA

2 stops19h 34m

ANA

Mon 5/252:00 pm

DCA

IWK

2 stops29h 15m

ANA

Deal found 1/29

$1,869

Sat 5/161:40 pm

IWK

DCA

2 stops20h 51m

ANA

Wed 5/276:00 am

DCA

IWK

2 stops23h 35m

ANA

Deal found 1/29

$1,894

Sun 5/178:55 am

IWK

DCA

2 stops24h 20m

United Airlines

Sun 5/246:00 am

DCA

IWK

2 stops23h 35m

United Airlines

Deal found 1/29

$1,916

Fri 5/151:40 pm

IWK

DCA

2 stops19h 35m

ANA

Tue 5/266:00 am

DCA

IWK

2 stops23h 35m

ANA

Deal found 1/29

$1,924

Best flights from Iwakuni to Washington, D.C.
Discover carefully curated flight deals from Iwakuni to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.

Tue 5/128:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,759

Fri 5/151:40 pm

IWK

DCA

2 stops21h 48m

Multiple Airlines

Tue 5/266:59 am

DCA

IWK

2 stops25h 41m

Multiple Airlines

Deal found 1/29

$1,794

Mon 5/188:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,759

Wed 5/138:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,759

Thu 5/148:55 am

IWK

DCA

2 stops37h 01m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,759

Sun 5/178:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Wed 5/2711:57 am

DCA

IWK

3 stops41h 38m

United Airlines

Deal found 1/29

$1,824

Tue 5/128:55 am

IWK

DCA

3 stops44h 09m

United Airlines

Tue 5/266:00 am

DCA

IWK

2 stops23h 35m

United Airlines

Deal found 1/29

$1,850

Tue 5/128:55 am

IWK

DCA

2 stops40h 04m

United Airlines

Sun 5/246:00 am

DCA

IWK

2 stops23h 35m

United Airlines

Deal found 1/29

$1,850

Mon 5/188:55 am

IWK

DCA

2 stops39h 04m

United Airlines

Sun 5/246:00 am

DCA

IWK

2 stops23h 35m

United Airlines

Deal found 1/29

$1,850

Find flight deals from Iwakuni to Washington, D.C.

Round-trip from	$1,741 (FlightHub)
One-way from	$1,423 (Gotogate)

From MCAS Iwakuni to Washington, D.C. (WAS)

Search Deals

One-way flight from MCAS Iwakuni to Washington, D.C. (WAS)

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Iwakuni to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Tue 5/12

8:55 am-4:04 pm

3 stops44h 09m

Washington, D.C. Reagan-National

Wed 5/27

11:57 am-6:35 pm

3 stops41h 38m

$1,759

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Mon 5/18

8:55 am-4:04 pm

3 stops44h 09m

Washington, D.C. Reagan-National

Wed 5/27

11:57 am-6:35 pm

3 stops41h 38m

$1,759

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Wed 5/13

8:55 am-4:04 pm

3 stops44h 09m

Washington, D.C. Reagan-National

Wed 5/27

11:57 am-6:35 pm

3 stops41h 38m

$1,759

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Thu 5/14

8:55 am-8:56 am

2 stops37h 01m

Washington, D.C. Reagan-National

Wed 5/27

11:57 am-6:35 pm

3 stops41h 38m

$1,759

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Fri 5/15

1:40 pm-10:28 pm

2 stops21h 48m

Washington, D.C. Reagan-National

Tue 5/26

6:59 am-9:40 pm

2 stops25h 41m

$1,794

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Sun 5/17

8:55 am-4:04 pm

3 stops44h 09m

Washington, D.C. Reagan-National

Wed 5/27

11:57 am-6:35 pm

3 stops41h 38m

$1,824

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Tue 5/12

8:55 am-4:04 pm

3 stops44h 09m

Washington, D.C. Reagan-National

Tue 5/26

6:00 am-6:35 pm

2 stops23h 35m

$1,850

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Tue 5/12

8:55 am-11:59 am

2 stops40h 04m

Washington, D.C. Reagan-National

Sun 5/24

6:00 am-6:35 pm

2 stops23h 35m

$1,850

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Mon 5/18

8:55 am-10:59 am

2 stops39h 04m

Washington, D.C. Reagan-National

Sun 5/24

6:00 am-6:35 pm

2 stops23h 35m

$1,850

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Wed 4/15

7:35 pm-8:53 am

2 stops50h 18m

$1,423

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 13 results

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Iwakuni with our price prediction graph.

IWK-WAS

IWK-DCA

IWK-BWI

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 Iwakuni to Washington, D.C.

IWK-WAS

IWK-DCA

IWK-BWI

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Iwakuni to Washington, D.C.?
For a flight from Iwakuni to Washington, D.C., you will be flying from MCAS Iwakuni. MCAS Iwakuni (IWK) is just 1.6 mi from the center of the city. MCAS Iwakuni is the only Iwakuni airport and it handles 0 outbound flights to Washington, D.C. per day. 0 airlines have flights to Washington, D.C. from MCAS Iwakuni on a regular basis.
How long is the flight from Iwakuni to Washington, D.C.?
For as low as $1,759, United Airlines can have you in Washington, D.C. from Iwakuni in 44h 09m. The distance between Iwakuni and Washington, D.C. is about 7052 mi.
Can I find deals for flights from Iwakuni to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Iwakuni to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Iwakuni to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iwakuni to Washington, D.C..
Can I find deals for business class flights from Iwakuni to Washington, D.C.?
Yes. Cheapflights offers flight deals from Iwakuni to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Alexandria

Woodbridge

Tysons

Arlington

Owings Mills

Springfield

Silver Spring

Herndon

Fredericksburg

Hanover

Linthicum Heights

Rockville

Laurel

Towson

Manassas

Largo

Bowie

McLean

Clinton

Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$1,423+ Cheap flights from Iwakuni (IWK) to Washington, D.C. (WAS)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Iwakuni to Washington, D.C. with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Cheapest flights from Iwakuni to Washington, D.C.Explore the most affordable flight options available from Iwakuni to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.

Explore the most affordable flight options available from Iwakuni to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.

Best flights from Iwakuni to Washington, D.C.Discover carefully curated flight deals from Iwakuni to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.

Discover carefully curated flight deals from Iwakuni to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.

One-way flights from Iwakuni to Washington, D.C.Search for one-way flight options from Iwakuni to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.

Search for one-way flight options from Iwakuni to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.

Find flight deals from Iwakuni to Washington, D.C.

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Iwakuni to Washington, D.C. that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Iwakuni with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Iwakuni to Washington, D.C.

Related info for your journey

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

What airport do you fly from for flights from Iwakuni to Washington, D.C.?

How long is the flight from Iwakuni to Washington, D.C.?

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

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

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

Traveling to a place near Washington, D.C.?

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 Iwakuni to Washington, D.C.

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Iwakuni to Washington, D.C.
Explore the most affordable flight options available from Iwakuni to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 31, 2026.

Best flights from Iwakuni to Washington, D.C.
Discover carefully curated flight deals from Iwakuni to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 31, 2026.

One-way flights from Iwakuni to Washington, D.C.
Search for one-way flight options from Iwakuni to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated January 31, 2026.