$417 Cheap Flights from St. Louis (STL) to Hiroshima (HIJ)

View $417 flight on Wed, Jan 7, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Hiroshima Airport (HIJ)

Cheap Flights from St. Louis to Hiroshima (STL-HIJ)

Prices were available within the past 7 days and start at $417 for one-way flights and $785 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Wed, Feb 18 - Wed, Feb 25
STL
St. Louis
HIJ
Hiroshima
$785 Roundtrip, found 17 hours ago
$785
Roundtrip
found 17 hours ago
Select All Nippon Airways flight, departing Wed, Feb 18 from St. Louis to Hiroshima, returning Wed, Feb 25, priced at $785 found 17 hours ago
All Nippon Airways
Wed, Feb 18 - Wed, Feb 25
STL
St. Louis
HIJ
Hiroshima
$790 Roundtrip, found 17 hours ago
$790
Roundtrip
found 17 hours ago
Select All Nippon Airways flight, departing Wed, Feb 18 from St. Louis to Hiroshima, returning Wed, Feb 25, priced at $790 found 17 hours ago
Japan Airlines
Wed, Feb 18 - Wed, Feb 25
STL
St. Louis
HIJ
Hiroshima
$828 Roundtrip, found 17 hours ago
$828
Roundtrip
found 17 hours ago
Select Japan Airlines flight, departing Wed, Feb 18 from St. Louis to Hiroshima, returning Wed, Feb 25, priced at $828 found 17 hours ago
Air Canada
Wed, Feb 18 - Wed, Feb 25
STL
St. Louis
HIJ
Hiroshima
$866 Roundtrip, found 17 hours ago
$866
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Wed, Feb 18 from St. Louis to Hiroshima, returning Wed, Feb 25, priced at $866 found 17 hours ago
All Nippon Airways
Tue, Sep 30 - Fri, Oct 3
STL
St. Louis
HIJ
Hiroshima
$870 Roundtrip, found 2 days ago
$870
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Tue, Sep 30 from St. Louis to Hiroshima, returning Fri, Oct 3, priced at $870 found 2 days ago
United
Sun, Mar 1 - Fri, Mar 6
STL
St. Louis
HIJ
Hiroshima
$875 Roundtrip, found 5 hours ago
$875
Roundtrip
found 5 hours ago
Select United flight, departing Sun, Mar 1 from St. Louis to Hiroshima, returning Fri, Mar 6, priced at $875 found 5 hours ago
Japan Airlines
Sun, Mar 1 - Fri, Mar 6
STL
St. Louis
HIJ
Hiroshima
$882 Roundtrip, found 5 hours ago
$882
Roundtrip
found 5 hours ago
Select Japan Airlines flight, departing Sun, Mar 1 from St. Louis to Hiroshima, returning Fri, Mar 6, priced at $882 found 5 hours ago
Japan Airlines
Tue, Sep 30 - Fri, Oct 3
STL
St. Louis
HIJ
Hiroshima
$888 Roundtrip, found 2 days ago
$888
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Tue, Sep 30 from St. Louis to Hiroshima, returning Fri, Oct 3, priced at $888 found 2 days ago
All Nippon Airways
Sun, Mar 1 - Fri, Mar 6
STL
St. Louis
HIJ
Hiroshima
$891 Roundtrip, found 5 hours ago
$891
Roundtrip
found 5 hours ago
Select All Nippon Airways flight, departing Sun, Mar 1 from St. Louis to Hiroshima, returning Fri, Mar 6, priced at $891 found 5 hours ago
American Airlines
Sun, Mar 1 - Fri, Mar 6
STL
St. Louis
HIJ
Hiroshima
$902 Roundtrip, found 5 hours ago
$902
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Sun, Mar 1 from St. Louis to Hiroshima, returning Fri, Mar 6, priced at $902 found 5 hours ago
Flights from St. Louis (STL) to Hiroshima (HIJ)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Hiroshima
Airlines serving
Air Canada, All Nippon Airways, Japan Airlines, Lufthansa
Roundtrip price
$784
Distance
6671 mi

St. Louis to Hiroshima Flights

The cheapest times to fly from St. Louis to Hiroshima

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 St. Louis to Hiroshima are during the month of February. You can find some of the cheapest flights from St. Louis to Hiroshima with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Hiroshima

Sunday is one of the best days to book for cheap flights from St. Louis to Hiroshima: 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 St. Louis to Hiroshima

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 St. Louis to Hiroshima in 2025. You can also book with separate airlines for your outbound and return journeys, from $417 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 St. Louis to Hiroshima 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 St. Louis to Hiroshima 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 Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ) cost?
Get a cheap one-way flight from $417 or cheap return flight from $785 from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ) 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 Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ)?
The cheapest month to fly from STL to HIJ is February, when demand is low. Off-peak season is typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ)?
To find the cheapest airline that'll fly you from STL to HIJ, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ)?
You'll need to catch a flight with a layover if you're traveling from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from STL to HIJ?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures have a 22% higher chance of being canceled, on average.**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 Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ) last-minute?
Booking your flight from STL to HIJ just before your getaway is typically more expensive. But if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a STL to HIJ flight and hotel package?
You'll generally save money by booking a STL to HIJ flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Hiroshima Airport (HIJ)?
In most instances, you can cancel or modify your STL to HIJ flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.