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

Currently, February is the cheapest month in which you can book a flight from Iwakuni to Washington, D.C. Reagan-National Airport (average of $278). Flying from Iwakuni to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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 DCA?

When flying from Iwakuni to Washington, D.C. Reagan-National Airport, 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. Reagan-National?

If you book a flight to Washington, D.C. Reagan-National from Iwakuni, you will be flying from MCAS Iwakuni, which is the city’s only airport. MCAS Iwakuni (IWK) is located 1.6 mi from the center of Iwakuni. There are 0 flights from MCAS Iwakuni to Washington, D.C. Reagan-National per day from 0 different airlines.

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

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

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

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

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

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

$1,161+ Flights from Iwakuni to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Iwakuni to Reagan-National

Round-trip from	$1,593 (FlightHub)
One-way from	$1,161 (FlightHub)

From MCAS Iwakuni to Washington, D.C. Reagan-National

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One-way flight from MCAS Iwakuni to Washington, D.C. Reagan-National

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Find flight deals from Iwakuni to Reagan-National

Cheapest flights from Iwakuni to Reagan-National
Explore the most affordable flight options available from Iwakuni to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Wed 9/247:35 amIWK - DCA

2 stops27h 59mMultiple Airlines

Mon 10/138:40 pmDCA - IWK

2 stops33h 10mMultiple Airlines

Deal found 7/29

$1,593

Fri 9/268:55 amIWK - DCA

3 stops44h 04mUnited Airlines

Mon 10/1310:30 amDCA - IWK

2 stops19h 20mUnited Airlines

Deal found 7/29

$1,786

Wed 9/247:35 amIWK - DCA

2 stops19h 41mANA

Sun 10/121:00 pmDCA - IWK

2 stops30h 15mANA

Deal found 7/29

$1,836

Best flights from Iwakuni to Reagan-National
Discover carefully curated flight deals from Iwakuni to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Wed 9/247:35 amIWK - DCA

2 stops27h 59mMultiple Airlines

Mon 10/138:40 pmDCA - IWK

2 stops33h 10mMultiple Airlines

Deal found 7/29

$1,593

Fri 9/268:55 amIWK - DCA

2 stops26h 00mUnited Airlines

Mon 10/137:59 pmDCA - IWK

2 stops33h 51mUnited Airlines

Deal found 7/29

$1,786

Wed 9/247:35 amIWK - DCA

2 stops19h 41mANA

Sun 10/121:00 pmDCA - IWK

2 stops30h 15mANA

Deal found 7/29

$1,836

One-way flights from Iwakuni to Reagan-National
Search for one-way flight options from Iwakuni to Reagan-National. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Mon 9/292:30 pmIWK - DCA

2 stops21h 04mMultiple Airlines

Deal found 7/30

$1,161

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Wed 9/24

7:35 am-10:34 pm

2 stops27h 59m

Washington, D.C. Reagan-National

Mon 10/13

8:40 pm-6:50 pm

2 stops33h 10m

$1,593

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Fri 9/26

8:55 am-9:55 pm

2 stops26h 00m

Washington, D.C. Reagan-National

Mon 10/13

7:59 pm-6:50 pm

2 stops33h 51m

$1,786

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Wed 9/24

7:35 am-2:16 pm

2 stops19h 41m

Washington, D.C. Reagan-National

Sun 10/12

1:00 pm-8:15 am

2 stops30h 15m

$1,836

IwakuniWashington, D.C.

IWK - DCA

IWKDCA

MCAS Iwakuni

Mon 9/29

2:30 pm-10:34 pm

2 stops21h 04m

$1,161

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Iwakuni 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.

Reviews of airlines servicing Reagan-National

Read through reviews of airlines operating flights from Iwakuni to Washington, D.C. Reagan-National Airport, such as ANA and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

922 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

ANA

8.4

Very good

922 reviews

ANA

8.4

Very good

922 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

United Airlines

7.4

Good

8,896 reviews

ANA

8.4

Very good

922 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

What airport do you fly from for flights from Iwakuni to Washington, D.C. Reagan-National?
If you book a flight to Washington, D.C. Reagan-National from Iwakuni, you will be flying from MCAS Iwakuni, which is the city’s only airport. MCAS Iwakuni (IWK) is located 1.6 mi from the center of Iwakuni. There are 0 flights from MCAS Iwakuni to Washington, D.C. Reagan-National per day from 0 different airlines.
Can I find deals for flights from Iwakuni to Reagan-National that include hotel bookings?
Yes. In addition to deals on Iwakuni to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Iwakuni to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Iwakuni to Reagan-National.
Can I find deals for business class flights from Iwakuni to Reagan-National?
Yes. Cheapflights offers flight deals from Iwakuni to Reagan-National 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 Iwakuni to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Iwakuni to Washington, D.C. Reagan-National Airport (average of $278). Flying from Iwakuni to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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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$1,161+ Cheap flights from Iwakuni (IWK) to Reagan-National (DCA)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Iwakuni to Reagan-National 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 Reagan-National

Round-trip from

One-way from

Find flight deals from Iwakuni to Reagan-National

Cheapest flights from Iwakuni to Reagan-NationalExplore the most affordable flight options available from Iwakuni to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Iwakuni to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

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

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

Reviews of airlines servicing Reagan-National

Read through reviews of airlines operating flights from Iwakuni to Washington, D.C. Reagan-National Airport, such as ANA and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Iwakuni to Reagan-National. 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. Reagan-National?

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

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

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

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Iwakuni to Reagan-National

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Cheapest flights from Iwakuni to Reagan-National
Explore the most affordable flight options available from Iwakuni to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.