$398 Cheap Flights from Tokyo (NRT) to St. Louis (STL)

View $398 flight on Mon, Apr 20, 2026Opens in a new window

Popular airlines from Narita Intl. Airport (NRT) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Tokyo to St. Louis (NRT-STL)

Prices were available within the past 7 days and start at $398 for one-way flights and $644 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Feb 5 - Mon, Feb 23
NRT
Tokyo
STL
St. Louis
$644 Roundtrip, found 2 days ago
$644
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Feb 5 from Tokyo to St. Louis, returning Mon, Feb 23, priced at $644 found 2 days ago
Delta
Fri, Jan 23 - Sat, Feb 7
NRT
Tokyo
STL
St. Louis
$655 Roundtrip, found 2 days ago
$655
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Jan 23 from Tokyo to St. Louis, returning Sat, Feb 7, priced at $655 found 2 days ago
United
Tue, Jan 20 - Sun, Jan 25
NRT
Tokyo
STL
St. Louis
$666 Roundtrip, found 4 days ago
$666
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 20 from Tokyo to St. Louis, returning Sun, Jan 25, priced at $666 found 4 days ago
United
Tue, Feb 10 - Tue, Feb 17
NRT
Tokyo
STL
St. Louis
$667 Roundtrip, found 8 hours ago
$667
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Feb 10 from Tokyo to St. Louis, returning Tue, Feb 17, priced at $667 found 8 hours ago
United
Tue, Jan 20 - Sun, Jan 25
NRT
Tokyo
STL
St. Louis
$670 Roundtrip, found 4 days ago
$670
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 20 from Tokyo to St. Louis, returning Sun, Jan 25, priced at $670 found 4 days ago
United
Tue, Jan 20 - Sun, Jan 25
NRT
Tokyo
STL
St. Louis
$671 Roundtrip, found 4 days ago
$671
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 20 from Tokyo to St. Louis, returning Sun, Jan 25, priced at $671 found 4 days ago
United
Tue, Jan 20 - Sun, Jan 25
NRT
Tokyo
STL
St. Louis
$673 Roundtrip, found 4 days ago
$673
Roundtrip
found 4 days ago
Select United flight, departing Tue, Jan 20 from Tokyo to St. Louis, returning Sun, Jan 25, priced at $673 found 4 days ago
American Airlines
Wed, Feb 11 - Wed, Feb 25
NRT
Tokyo
STL
St. Louis
$694 Roundtrip, found 4 hours ago
$694
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Feb 11 from Tokyo to St. Louis, returning Wed, Feb 25, priced at $694 found 4 hours ago
Hawaiian Airlines
Fri, Feb 13 - Fri, Feb 27
NRT
Tokyo
STL
St. Louis
$875 Roundtrip, found 2 days ago
$875
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, Feb 13 from Tokyo to St. Louis, returning Fri, Feb 27, priced at $875 found 2 days ago
Alaska Airlines
Thu, Feb 26 - Fri, Feb 27
NRT
Tokyo
STL
St. Louis
$986 Roundtrip, found 1 hour ago
$986
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Feb 26 from Tokyo to St. Louis, returning Fri, Feb 27, priced at $986 found 1 hour ago

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $676
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $676

Frequently asked questions

How much does a flight from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL) cost?
Secure a cheap one-way flight from $398 or cheap return flight from $644 from Narita Intl. Airport (NRT) 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 Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL)?
The cheapest month to fly from NRT to STL is February, when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest NRT to STL flight.
How many flights per day from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Narita Intl. Airport (NRT) 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 our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from NRT to STL?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL)?
Book a flight from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour 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 Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from NRT to STL are typically more expensive. For the lowest prices, start searching for flights well in advance. That being said, if you can play around with your travel dates, you may find a cheap fare right before you leave.
Is it cheaper to book a NRT to STL flight and hotel package?
You'll generally save money by securing a NRT 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. After choosing your ideal flights and accommodations, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Narita Intl. Airport (NRT) to Lambert-St. Louis Intl. Airport (STL)?
If you booked your NRT to STL flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Narita Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, Alaska Airlines, All Nippon Airways, American Airlines, Delta, Japan Airlines, Korean Air, United
Roundtrip price
$643
Distance
6354 mi

Book with confidence

Tokyo to St. Louis Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Tokyo 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 Tokyo 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 Tokyo to St. Louis in 2026. You can also book with separate airlines for your outbound and return journeys, from $398 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 Tokyo 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 Tokyo 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.

 

Tokyo to St. Louis Flights

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*Available to One Key members.