$593 Cheap Flights from Houston (IAH) to Iwakuni (IWK)

View $593 flight on Sun, Apr 12, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)

Cheap Flights from Houston to Iwakuni (IAH-IWK)

Prices were available within the past 7 days and start at $593 for one-way flights and $1,050 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,050 Roundtrip, found 3 days ago
$1,050
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,050 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,054 Roundtrip, found 3 days ago
$1,054
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,054 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,060 Roundtrip, found 3 days ago
$1,060
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,060 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,064 Roundtrip, found 3 days ago
$1,064
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,064 found 3 days ago
All Nippon Airways
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,066 Roundtrip, found 3 days ago
$1,066
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,066 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,073 Roundtrip, found 3 days ago
$1,073
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,073 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,073 Roundtrip, found 3 days ago
$1,073
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,073 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,074 Roundtrip, found 3 days ago
$1,074
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,074 found 3 days ago
United
Wed, Apr 15 - Wed, Apr 29
IAH
Houston
IWK
Iwakuni
$1,075 Roundtrip, found 3 days ago
$1,075
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 15 from Houston to Iwakuni, returning Wed, Apr 29, priced at $1,075 found 3 days ago
United
Sun, May 10 - Tue, May 26
IAH
Houston
IWK
Iwakuni
$1,100 Roundtrip, found 3 days ago
$1,100
Roundtrip
found 3 days ago
Select United flight, departing Sun, May 10 from Houston to Iwakuni, returning Tue, May 26, priced at $1,100 found 3 days ago
Flights from Houston (IAH) to Iwakuni (IWK)
Origin airport
George Bush Intercontinental
Destination airport
Iwakuni
Airlines serving
All Nippon Airways, United
Roundtrip price
$1,049
Distance
7026 mi

Houston to Iwakuni Flights

The cheapest times to fly from Houston to Iwakuni

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Iwakuni are during the month of April. You can find some of the cheapest flights from Houston to Iwakuni with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Iwakuni

Sunday is one of the best days to book for cheap flights from Houston to Iwakuni: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Iwakuni

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Iwakuni in 2026. You can also book with separate airlines for your outbound and return journeys, from $593 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Iwakuni flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Iwakuni airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK) cost?
Snag a cheap one-way flight from $593 or cheap return flight from $1,050 from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)?
The cheapest month to fly from IAH to IWK is April, when demand is low. Off-peak season is often when better flight deals are available between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)?
To find the cheapest airline flying from IAH to IWK, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)?
Direct flights from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to IWK?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)?
To avoid potential delays on the George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK) route, fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK) last-minute?
Booking your plane ticket from IAH to IWK shortly before your journey is generally more expensive. But if there's some wiggle room with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book an IAH to IWK flight and hotel package?
Compared with arranging flights and hotels separately, booking an IAH to IWK flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place takes the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Iwakuni Airport (IWK)?
It's generally possible to reschedule or cancel your IAH to IWK flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.