Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between Lambert-St. Louis Intl. Airport (STL) and Tokyo Narita Airport was . Fares this good don’t hang around forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.

Most flights can be conveniently cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do have to cancel your trip, follow the easy instructions in the Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for STL to Tokyo Narita Airport flights, you’ll see a “no change fees” filter for you to select.

With around 10,200 kilometres separating STL and NRT, your flight will be a long one. Pack wisely and make your time in the air comfortable. Little things like an extra pair of socks and a good neck pillow can make all the difference.

Currently, no airlines offer direct flights from St. Louis Lambert International Airport to Narita Intl. Airport (NRT). You’ll have to book a flight with at least one stop. To score the best price and connections, lock in your fare ahead of time.

Booking last minute from Lambert Field to Tokyo Narita Airport can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out altogether! If you’d prefer to start planning your trip early, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines release their prices so far in advance. Our advice? Check back often as prices are updated frequently.