$593 Cheap Flights from Hiroshima (HIJ) to St. Louis (STL)

View $593 flight on Fri, Oct 31, 2025Opens in a new window

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

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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

Prices were available within the past 7 days and start at $593 for one-way flights and $1,947 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$1,947 Roundtrip, found 2 days ago
$1,947
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $1,947 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,030 Roundtrip, found 2 days ago
$2,030
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,030 found 2 days ago
All Nippon Airways
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,045 Roundtrip, found 2 days ago
$2,045
Roundtrip
found 2 days ago
Select All Nippon Airways flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,045 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,048 Roundtrip, found 2 days ago
$2,048
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,048 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,079 Roundtrip, found 2 days ago
$2,079
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,079 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,097 Roundtrip, found 2 days ago
$2,097
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,097 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,099 Roundtrip, found 2 days ago
$2,099
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,099 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,117 Roundtrip, found 2 days ago
$2,117
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,117 found 2 days ago
Japan Airlines
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,128 Roundtrip, found 2 days ago
$2,128
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,128 found 2 days ago
Air Canada
Wed, Oct 29 - Sun, Nov 2
HIJ
Hiroshima
STL
St. Louis
$2,201 Roundtrip, found 2 days ago
$2,201
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Oct 29 from Hiroshima to St. Louis, returning Sun, Nov 2, priced at $2,201 found 2 days ago

Frequently asked questions

How much does a flight from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight from $593 or cheap return flight from $1,947 from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL) 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 Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL)?
Flying in October may help you find better deals, as it's the cheapest month for flights between HIJ and STL. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest HIJ to STL flight.
How many flights per day from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HIJ to STL?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL)?
To avoid potential delays on the Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your plane ticket from HIJ to STL just before your journey is usually more expensive. However, if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a HIJ to STL flight and hotel package?
You can save money by booking a HIJ to STL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Hiroshima Airport (HIJ) to Lambert-St. Louis Intl. Airport (STL)?
Usually, it's possible to reschedule or cancel your HIJ to STL flight. However, if it's been more than 24 hours since booking, additional charges 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 details on our Customer Service portal.

Travel information

Origin airport
Hiroshima
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$1,947
Distance
6671 mi

Book with confidence

Hiroshima to St. Louis Flights

The cheapest times to fly from Hiroshima to St. Louis

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

 

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

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

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 Hiroshima to St. Louis in 2025. 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 Hiroshima to St. Louis 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 Hiroshima to St. Louis 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.

 

Hiroshima to St. Louis Flights

Explore a world of travel with Expedia

*Available to One Key members.